babeltrace2-source.ctf.fs(7): document the overlapping snapshot feature

[babeltrace.git] / ChangeLog

2019-11-01 babeltrace 2.0.0-rc2 (National Vinegar Day)
        * Cleanup: src.ctf.lttng-live: add missing `#include <stdint.h>`
        * Cleanup: src.ctf.lttng-live: remove usage of `bt_object`
        * lib: lib-logging.c: `Babeltrace library` -> `libbabeltrace2`
        * ctf: msg-iter.c: rename `notit` to `msg_it`
        * ctf: msg-iter.c: use `_APPEND_CAUSE` variants of logging macros
        * src.ctf.lttng-live: use `_APPEND_CAUSE` variants of logging macros
        * src.ctf.lttng-live: make `lttng_live_attach_session()` return status
        * src.ctf.lttng-live: make `lttng_live_get_one_metadata_packet()` return status
        * logging: ignore -Wundef in log.c
        * lib: Make `bt_version_get_*() return unsigned int
        * Rename `BT_RANGE_SET_` to `BT_INTEGER_RANGE_SET_`
        * bt2: validate parameters to _TraceClass.create_stream_class before creating the native object
        * tests: use assertRaisesRegex instead of assertRaises in test_stream_class.py
        * Cleanup: add `#include <stdbool.h>` whenever `bool` type is used
        * lib: remove `BT_GRAPH_RUN_STATUS_END`
        * Cleanup: ctf: msg-iter.c: rename `ret` to `status`
        * Cleanup: ctf: remove duplicated logging statement
        * Cleanup: msg-iter.c: make `create_msg_*()` return msg
        * Cleanup: src.ctf.lttng-live: NULL check already done in `_is_canceled()` func
        * cli: Remove unnecessary NULL check in print_value_rec
        * source.ctf.lttng-live: clean-up: don't restart session iteration
        * source.ctf.lttng-live: clean-up: don't restart stream iteration
        * Fix: source.ctf.lttng-live: assertion on equal messages
        * Add compile_commands.json to .gitignore
        * Cleanup: src.ctf.lttng-live: coding style
        * Fix: add missing decoder-packetized-file-stream-to-buf.h
        * Fix -Wmissing-prototypes/-Wmissing-declarations warnings
        * ctf: Remove redundant declarations of lexer/parser functions
        * ctf-writer: Fix -Wredundant-decls warning
        * Fix: ctf-writer: field_type_common_has_known_id always returns true
        * Fix -Wshadow warnings
        * debug-info: fix one -Wnull-dereference warning
        * ctf: define yystrlen to strlen
        * ctf: Fix one -Wnull-dereference warning
        * ctf, ctf-writer: Fix -Wnull-dereference warnings
        * Fix -Wjump-misses-init warnings
        * Fix -Wmissing-include-dirs warnings
        * Fix -Wduplicated-cond warnings
        * black: run `black` version 19.10b0 on entire project
        * Fix: log.h: missing defines of `_ERRNO()` macros to `_UNUSED()`
        * Fix -Wsuggest-attribute warnings
        * Fix -Wstrict-prototypes warnings
        * configure: allow adding compiler-specific warning flags
        * Fix: tests: add cli/params/test_params to Makefile and fix it
        * Cleanup: babeltrace2-cfg-cli-args.c: coding style
        * Cleanup: usages of bt_value_array_borrow_element_by_index{,_const}()
        * Fix: usage of `bt_value_array_get_length()`
        * lib: make `bt_attributes_get_count()` return uint64_t
        * Use typeof instead of __auto_type
        * Fix: src.ctf.fs: free ds_file_info when add_ds_file_to_ds_file_group fails
        * Fix: define macros for logging levels
        * Tests: debug-info: compare output of `CompleteSrc`
        * Tests: debug-info: compare without `debug-info` component
        * debug-info: have `copy_*_content()` function return _STATUS
        * flt.lttng-utils.debug-info: add all SC and EC to output trace class ASAP
        * Fix: param-validation: remove memory leaks
        * Fix: shadowed variables
        * src.ctf.fs: append error causes in ctf_fs_file_open
        * lib: add _msg parameters to _ERRNO logging macros
        * lib: remove plugin's ABI version
        * Remove unused `src/lib/trace-ir/clock-snapshot-set.h`
        * lib: remove unused bt_graph_remove_unconnected_component()
        * Always evaluate BT_ASSERT(); add BT_ASSERT_DBG() for debug mode only
        * lib: remove includes from logging.h
        * bt2: make log functions clear error indicator
        * Fix: bt2: clear Python error indicator in trace and trace class destruction listeners
        * bt2: normalize the code to use some commonly used patterns
        * bt2: rename exception handling functions
        * src.ctf.fs: error out when failing to create index
        * bt2: Force usage of MapValue object on component init
        * Fix: consider index of all files for data stream groups with multiple files
        * Use assertRegex instead of assertRegexpMatches
        * Fix: src.ctf.fs: use BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE when applicable
        * Cleanup: Dead assignments
        * Cleanup: flt.lttng-utils.debug-info: Dead assignment

2019-10-17 babeltrace 2.0.0-rc1
        * Fix: avoid double-free in build_index_from_idx_file
        * Fix: ctf: query.c: Unchecked fclose() return value
        * Bump required glib version to 2.28
        * tests: test eq and ne operators of fields and values against arbitrary objects and None
        * tests: test_field.py: enable tests using _test_binop_lhs_value_same
        * babeltrace2-intro(7): refer to `babeltrace2(1)` i/o `babeltrace2-convert(1)`
        * babeltrace2-intro(7): add more changes since Babeltrace 1
        * Cleanup: src.ctf.lttng-live: Dead assignment
        * tests: remove test_ctf_writer_clock.py
        * Fix: flt.lttng-utils.debug-info: Dereference after null check
        * doc/man/common-footer.txt: fix Git repository and bug tracker resources
        * Update project's README
        * doc/man/common-footer.txt: refer to `#lttng` IRC channel only
        * doc/man/common-footer.txt: update bug tracker resource
        * lib, plugins: use bt_field_class_type_is() where suitable
        * lib: use powers of two for object type enumerators
        * lib: rename option/var. "selector" to "selector field"
        * lib: have dedicated "dynamic array FC with/without length field" types
        * Fix: destroy_pretty_data: move NULL check earlier
        * tests: make test_intersection use bt_cli, test error cases
        * Fix: check for NULL in destroy_pretty_data
        * Cleanup: src.ctf.lttng-live: coding style
        * Cleanup: flt.lttng-utils.debug-info: coding style fixes
        * Fix: avoid -Wmaybe-uninitialized warning in validate_map_value_entry
        * Fix: actually run the param validation test
        * Fix: don't use BT_VALUE_MAP_FOREACH_ENTRY_CONST_STATUS_MEMORY_ERROR
        * filter.utils.trimmer: validate parameters using param-validation
        * filter.utils.muxer: validate parameters using param-validation
        * sink.utils.dummy: validate parameters using param-validation
        * sink.utils.counter: validate parameters using param-validation
        * sink.text.pretty: validate parameters using param-validation
        * src.text.dmesg: validate parameters using param-validation
        * sink.text.details: validate parameters using param-validation
        * flt.lttng-utils.debug-info: validate parameters using param-validation
        * flt.lttng-utils.debug-info: tidy up component initialization
        * src.ctf.lttng-live: validate parameters using param-validation
        * sink.ctf.fs: validate parameters using param-validation
        * src.ctf.fs: validate parameters using param-validation
        * Add parameter validation utility
        * cli: ensure queries always receive a map
        * Cleanup: ctf: logically dead code
        * tests: rename PRINT_FORMAT to TAP_PRINTF_FORMAT
        * values: make `bt_value_map_extend()` extend the provided base map
        * tests: make test names in plugins/flt.utils.trimmer/test_trimming unique
        * Fix: format string warnings on mingw
        * Fix: lib: field-class.c: memory leak on error
        * Cleanup: lib: field-class.c: fix logging message for variant FC
        * Require automake >= 1.12
        * Fix: fix wint_t warning on MSYS2/mingw
        * src.ctf.lttng-live: make lttng_live_component_create static
        * Cleanup: flt.lttng-utils.debug-info: coding style
        * port: fix link order of babeltrace2.exe
        * Fix: lib: field.c: calling _PUT_REF() on unique objects on error
        * lib: rename `bt_*_compare()` to `bt_*_is_equal()`
        * Cleanup: lib: graph.c: dead assignment
        * Fix: fix some warnings shown with -Wextra on gcc 9.1.0
        * tests: test_output_path_ctf_non_lttng_trace_output small improvements
        * Move CLI params parsing to its own lib
        * Cleanup: flt.lttng-utils.debug-info: remove leftover comments
        * Fix: tests: remove unused imports
        * cli: update error message in set_stream_intersections
        * tests: get rid of missing-field-initializers warning in test_bin_info.c
        * tests: constify format strings in tap.h
        * tests: add format attributes to functions receiving format strings in tap.h
        * trace{-class}.c: BT_ASSERT_PRE() -> BT_ASSERT_POST() (ref. count check)
        * lib: rename `bt_object_{get,put}_no` -> `bt_object_{get,put}_ref_no`
        * test_package.py: use list of public names instead of dedicated methods
        * field_class.py: normalize field class names (`_NAME`)
        * lib, bt2: rename "signed/unsigned sel." -> "integer signed/unsigned sel."
        * lib: add option field classes with integer selectors
        * fs-sink-trace.c: lttng_validate_datetime(): ignore deprecated decl.
        * Fix: iterator.c: initialize `status` (may be used uninitialized)
        * m4: sync ax_pthread.m4 with autoconf archive
        * bt2: add `IntegerRangeSet` const classes
        * Tests: bt2: move `_create_const_field()` to utils.py
        * Cleanup: bt2: typo "nsigned" -> "unsigned"
        * lib: make it mandatory to have seek_X if can_seek_X is defined
        * lib: make can_seek_ns_from_origin logic use `can_seek_forward` property of iterator
        * tests: remove CR characters from expected file in test_live
        * tests: use os.rename instead of os.replace in lttng_live_server.py
        * tests: convert paths passed to lttng_live_server.py
        * tests: name temporary files in test_live
        * Fix: ctf: open metadata file using mode "rb"
        * cli: print map value in ASCII-betical order of keys
        * tests: use bt_cli in test_trace_copy
        * port: mmap offset alignment on Windows
        * tests: delete temporary files in cli/test_help
        * Cleanup: tests: remove debugging `diag` leftover
        * Rename `BT_PLUGIN_EXIT` to `BT_PLUGIN_FINALIZE`
        * Rename `init` methods to `initialize`
        * lib: split real FC/field into single and double prec FC/field
        * Fix: cli: don't log error when using help command with a plugin name
        * Fix: bt2: duplicate test name in test_field.py
        * bt2: remove unused variable in UserMessageIteratorSeekNsFromOriginTestCase.test_seek_ns_from_origin
        * Fix: bt2: duplicate test name in _IntegerRangeTestCase
        * Fix: bt2: use of undefined variable in _VariantFieldClassWithSelectorTestCase.test_const_append
        * Fix: bt2: unused assignments in test_field_class.py
        * bt2: print actual and expected lengths in _StaticArrayField._set_value error message
        * bt2: ignore comparison to None flake8 warnings in test_value.py
        * bt2: remove duplicate test test_create_from_vint in RealValueTestCase
        * bt2: remove duplicated test test_setitem_none in ArrayValueTestCase
        * bt2: rename test with conflicting name in test_trace.py
        * Add setup.cfg with sensible flake8 configuration
        * lib: pass config object to message iterator init method, add can seek forward property
        * Fix: tests: live: listen on python < 3.5 needs backlog parameter
        * lib: pass config objects to component init methods
        * bt2: make it possible to remove a trace class or trace destruction listener
        * bt2: make it work for Python 3.4
        * Update project plugins's properties
        * utils.sh: expand `${extra_details_args[@]}` conditionally
        * sink.text.details: add `with-data` initialization parameter
        * Add basic `sink.text.details` tests
        * sink.text.details: don't write `:` after `Packet beginning` without ctx
        * src.ctf.fs: deterministically sort trace's DS file groups
        * Tests: src.ctf.lttng-live: add inverse ordering from relayd
        * Add LTTng-independent `src.ctf.lttng-live` tests
        * bt2: field.py: raise ValueError when setting out of range value to Integer
        * bt2: remove unused import
        * Fix: muxer_upstream_msg_iters_can_all_seek_beginning(): init. `status`
        * flt.utils.muxer: remove `assume-absolute-clock-classes` param
        * cli: make `--clock-force-correlate` use `force-clock-class-origin-unix-epoch`
        * src.ctf.fs: add `force-clock-class-origin-unix-epoch` param
        * bt2: print error causes in bt2._Error.__str__
        * tests: utils.sh: add lttng-utils plugin to plugin path
        * Cleanup: clock-snapshot.c: logically dead code
        * Fix: test_dwarf.c: close() argument cannot be negative
        * Cleanup: ctf-writer: field-wrapper.c: logically dead code
        * Fix: ctf-writer: stream-class.c: Dereference after null check
        * Fix: flt.lttng-utils.debug-info: bin-info.c: Dereferencing null pointer
        * Fix: object-pool.c: dereferenced before null check
        * Cleanup: packet-context-field.c: logically dead code
        * Fix: output non-LTTng CTF trace with same relative path as input
        * cli: don't include version.h in babeltrace2-cfg-cli-params-arg.c
        * bt2: add `if __name__ == '__main__'` snippet to all tests
        * bt2: remove native_bt.d in `make clean`
        * Fix: ctf: assert that name is not NULL in warn_meaningless_field()
        * ctf: silence bogus warning in set_field_refs()
        * ctf: silence bogus warnings in create_relative_field_ref()
        * bt2: expose seek_ns_from_origin and can_seek_ns_from_origin
        * bt2: test_message_iterator: use assertIs instead of assertTrue/assertFalse in can seek tests
        * bt2: remove _GenericMessageIterator abstraction level
        * bt2: make can_seek_beginning a method instead of a property
        * lib: remove END values from bt_message_iterator_seek_{beginning,ns_from_origin}_status
        * lib: make can_seek_beginning and can_seek_ns_from_origin methods return a status
        * bt2: refactor test_message_iterator
        * bt2: rename _FieldPath to _FieldPathConst
        * Update manual pages for 2.0.0-rc1
        * tests: make UUIDs under data/ctf-traces/intersection unique
        * Fix: fd-cache: Assertion failure if cache not allocated
        * Fix: plugin-so.c: Assert failure on short name file in plugin-path
        * Fix: plugin.c: leak of `bt_plugin_set`
        * bt2: move _append_option to non-const versions of variant classes
        * bt2: assign non-const version of field_class_variant_option_borrow_user_attributes to _VariantFieldClassOption._borrow_user_attributes_ptr
        * bt2: field_class: rename range set Python class template to _range_set_pycls
        * bt2: allow getting self output port from user message iterator
        * lib: remove bt_self_port{,_input,_output}
        * bt2: template borrow_user_attributes method in _TraceClassConst, _StreamClassConst and _ClockClassConst
        * bt2: add `__hash__()` method on hashable fields
        * Fix: src.ctf.lttng-live: no stream beginning/end messages
        * bt2: Makefile: track dependencies of native_bt.c
        * bt2: tests: Assert CC type, not if a subclass
        * bt2: Add `Const` suffix to non-user component-related classes and adapt tests
        * bt2: Add `Const` suffix to `_*Port` classes and adapt tests
        * bt2: Add `Const` suffix to `_Connection` class and adapt tests
        * bt2: Add remaining trace-ir `*Const` classes and adapt tests
        * bt2: Add `_Clock*Const` classes and adapt tests
        * bt2: Add `*ValueConst` classes and adapt tests
        * bt2: field.py: add index check in `selected_option_index` setter of `_VariantField`
        * bt2: field.py: add `_count` method to `_VariantField`
        * lib: add non-const FC borrow functions for container FCs
        * lib: add `bt_field_borrow_class()` function declaration
        * lib: fix can_seek_beginning method type cast
        * bt2: fix _seek_beginning -> _user_seek_beginning in comment
        * bt2: fix trivial typo
        * lib: make message iterator creation functions return a status
        * rename `babeltrace.trace-info` to `babeltrace.trace-infos`, `streams` to `stream-infos`
        * cli: improve error logging in set_stream_intersections
        * bt2: pass all params to `babeltrace.trace-info` query when computing stream intersection
        * ctf: remove `intersection-range-ns` from `babeltrace.trace-info` query
        * ctf: remove unnecessary assignment
        * ctf: make src.ctf.fs handle a single trace
        * ctf: make src.ctf.fs not recurse
        * ctf: make src.ctf.fs group inputs by UUID in `babeltrace.support-info` query
        * ctf: add internal ctf_metadata_decoder_get_trace_class_uuid()
        * ctf: refactor metadata decoder to always have an instance
        * Add bt_common_append_file_content_to_g_string()
        * ctf: use create + append/insert functions when possible
        * ctf: remove ctf_fs_trace::name
        * cli: remove unused path variable in set_stream_intersections
        * ctf: remove unused fields from `babeltrace.trace-info` query
        * tests: fix 'expected 2 blank lines, found 1' warning in utils.py
        * bt2: add missing bt2 import in interrupter.py
        * python: fix all "do not use bare 'except'" warnings
        * python: fix all 'imported but unused' warnings
        * python: fix all 'is assigned to but never used' warnings
        * autodisc: don't accept NULL values for `support-info` query `group` key
        * autodisc: improve logging
        * bt2: make ComponentSpec take a component class object
        * autodisc: cast when assigning to different enum type
        * autodisc: make it possible to interrupt auto source discovery
        * Make bitfield.h C++-friendly
        * trimmer: make filter.utils.trimmer append error causes
        * bt2: make _create_event_message's parent parameter mandatory
        * ctf: make src.ctf.fs append error causes
        * Fix: cli: check return value of bt_value_array_append_string_element
        * Fix: ctf: fix possible use-after-free in ctf_fs_component_create
        * Fix: cli: replace remaining log level `V` (verbose) -> `T` (trace)
        * Fix: sink.ctf.fs: dereference before NULL check
        * Fix: autodisc: possible use-after-free
        * Fix: sink.utils.counter: possible NULL pointer dereference
        * sink.ctf.fs: cleanup: duplicated `:` in log statements
        * Fix: sink.ctf.fs: possible use-after-free
        * lib: make g++ happy with plugin-dev.h macros
        * bt2: don't show warning when query method raises a non-error exception
        * bt_common_parse_lttng_live_url(): don't accept `net://RDHOST/host/TGTHOST`
        * src.ctf.lttng-live: return unsigned integers in `sessions` query object
        * Fix: pass `inputs` parameter to implicit `src.ctf.lttng-live`, not `url`
        * cli: allow map values in --params arguments
        * tests: add tests for CLI params parsing
        * cli: exit with error if a plugin fails to load
        * cli: set log levels earlier
        * cli: return if bt_plugin_find_all_from_dir fails in load_dynamic_plugins
        * Fix: lib: increment refcount of bt_value_null when copying it
        * Fix: cli: increment bt_value_null ref count when returning null value
        * Fix: field-class.c: dereference before `NULL` check
        * Tests: ctf: add basic `metadata-info` query test
        * bt2: add `StringValue.__contains__()` method
        * cli: "Babeltrace configuration" -> "Babeltrace CLI configuration"
        * cli: `convert` command: do not allow more than one sink component
        * cli: make --plugin-path and --omit-{system,home}-plugin-path global opts
        * Add all CLI `convert` command's tests to project's test suite
        * Fix: test_convert_args: use correct path to `utils.sh`
        * live_viewer_connection_create(): fix leak on connection error
        * Fix: bt_common_string_until(): reset returned variable on error
        * src.ctf.lttng-live: handle `babeltrace.support-info` query object
        * lib: make empty array/map appending/inserting functions return new object
        * lib: rename `BABELTRACE_DISABLE_PYTHON_PLUGINS` -> `LIBBABELTRACE2_...`
        * Tests: ctf: add tracers timestamp quirks workaround test cases
        * ctf: decoding: accommodate barectf `event-before-packet` timestamp quirk
        * ctf: decoding: accommodate LTTng `event-after-packet` timestamp quirk
        * ctf: decoding: accommodate lttng-crash timestamp quirk
        * ctf: index: accommodate lttng-crash timestamp quirk
        * ctf: index: set `beginning` and `end` clock snapshot
        * ctf: index: accommodate bug in barectf tracer
        * ctf: index: accommodate bug in LTTng tracers
        * ctf: add weak ref to stream file in index entry
        * ctf: add tracer version extraction function
        * ctf: msg-iter: add event timestamp accessors
        * ctf: msg-iter: extract func to decode packet until specific states
        * ctf: introduce dry-run mode for `bt_msg_iter`
        * ctf: only reset state of `bt_msg_iter` on _reset()
        * lib: remove unneeded `enum` tags in public headers
        * lib: assign values to all public enumerators
        * lib: standardize status of bt_util_clock_cycles_to_ns_from_origin()
        * lib: graph.h: fix formatting
        * lib: remove unused `enum bt_self_component_port_status`
        * lib: rename bt_value_array_get_size() -> bt_value_array_get_length()
        * bt2: rename `_Trace.env` -> `_Trace.environment`
        * bt2: add user attributes property support
        * sink.text.details: print user attributes
        * flt.lttng-utils.debug-info: copy user attributes
        * lib: add user attributes property to metadata, stream, and trace objects
        * lib: trace-class.c: use `LIB/TRACE-CLASS` logging tag
        * lib: add bt_field_class_variant_borrow_option_by_{index,name}()
        * bt2: rename `_Field.field_class` -> `_Field.cls`
        * bt2: add bit array field class and field support
        * sink.ctf.fs: write bit array field classes and fields
        * sink.text.details: print bit array field classes and fields
        * sink.text.pretty: print bit array fields
        * flt.lttng-utils.debug-info: copy bit array field class and field objects
        * lib: add bit array field class and field types
        * bt2: add option field class and field support
        * sink.ctf.fs: write option field classes and fields
        * sink.text.details: use write_none_prop_value() for empty array fields
        * sink.text.details: print option field classes and fields
        * sink.text.pretty: print option fields
        * flt.lttng-utils.debug-info: copy option field class and field objects
        * lib: add option field class and field types
        * bt2: add boolean field class and field support
        * sink.ctf.fs: write boolean field classes and fields
        * sink.text.details: print boolean field classes and fields
        * sink.text.pretty: print boolean fields
        * flt.lttng-utils.debug-info: copy boolean field class and field objects
        * lib: add boolean field class and field types
        * bt2: cleanup: Remove unused `_StreamClass` id setter
        * bt2: cleanup: Remove unused `_StreamClassIterator` class
        * tests: return 0 instead of None for unknown file in test component class support-info query
        * bt_uuid_compare: return actual comparison
        * sink.ctf.fs: isa_length is now architecture_bit_width
        * src.ctf.lttng-live: consider youngest only when timestamp is smaller
        * Use uuid as first comparison criteria
        * src.ctf.lttng-live: cleanup: rename functions and variables
        * Fix: src.ctf.lttng-live: missing ordering within traces and streams
        * bt2: `TraceCollectionMessageIterator`: find greatest MIP version
        * cli: find greatest operative MIP version to create `run` command's graph
        * lib: bt_graph_create(): accept MIP version
        * bt2: add bt2.get_{greatest_operative,maximal}_mip_version()
        * bt2: add "get supported MIP versions" method support
        * bt2: _IntegerRangeSet.add(): make it possible to add a single value
        * bt2: add `ComponentDescriptor` class and test
        * lib: add bt_get_{greatest_operative,maximal}_mip_version() functions
        * Fix: {graph,query-executor}.h: missing `STATUS_` before `MEMORY_ERROR`
        * lib: add "get supported MIP versions" method support
        * lib: graph.c: add missing `enum` and `const` keywords
        * lib: add component descriptor set API
        * bt2: py_plugin.py: cache `_PluginInfo` objects
        * bt2: remove unused imports
        * bt2: raise an exception if an AutoSourceComponentSpec produces no component
        * tests: remove bt_diff_cli_sorted from utils.sh
        * tests: use os.pathsep when appending to BABELTRACE_PLUGIN_PATH
        * cli: mention path separator for Windows in comment
        * test_plugin.py: do not search in user/system directories for tests
        * Fix: bt2: replace bt2.CreationError instances with bt2._MemoryError
        * bt2: add auto source discovery support to TraceCollectionMessageIterator
        * tests: move auto source discovery test artifacts
        * Move autodisc to its own convenience library
        * tests: make auto-source-discovery-{log_level,params} tests use sink.text.details
        * tests: make auto-source-discovery-grouping test use sink.text.details
        * tests: print executed CLI command line in bt_cli
        * tests: make bt_diff check a single file pair
        * tests: add bt_cli util function
        * m4/pprint.m4: check that the terminal supports at least 8 colors
        * Fix: flt.utils.muxer: Explicit null dereferenced
        * Fix: muxer: check for MUXER_MSG_ITER_CLOCK_CLASS_EXPECTATION_NONE in validate_new_stream_clock_class
        * Tests: flt.utils.muxer: run `black` on bt_plugin_muxer_test.py
        * src.ctf.lttng-live: use `common_muxing_compare_messages()` to break TS ties
        * Add message compare common func/library; make flt.utils.muxer use it
        * logging/log.h: always write the source file name and line number
        * Fix: tests: flt.utils.muxer: missing '../' in path to utils.sh
        * Fix: visitor-generate-ir.c: dereference after `NULL` check
        * Fix: plugin-so.c: dereference after `NULL` check
        * Fix: plugin-so.c: dereference before `NULL` check
        * Fix: common.c: logically dead code
        * Fix: cli/babeltrace2.c: logically dead code
        * Fix: dmesg.c: deference before `NULL` check
        * Fix: translate-trace-ir-to-ctf-ir.c: dereference after `NULL` check
        * Fix: argpar.c: logically dead code
        * Fix: babeltrace2-cfg-cli-args.c: uninitialized pointer read
        * Fix: src.ctf.lttng-live: omitting stream end on stream hang up
        * Fix: muxer.c: compare_events(): initialize `ret` to 0
        * src.ctf.lttng-live fix: remove overly strict check for session name
        * Tests: flt.utils.muxer: add message ordering tests
        * flt.utils.muxer: deterministically order messages of same timestamps
        * Fix: extra '%' causes babeltrace2 to abort() in logging code
        * Fix: bt2: use unsigned iteration variable
        * Fix: `ctf` plugin: msg-iter.c: do not switch packet twice
        * src.ctf.lttng-live: `live_viewer_connection`: make `obj` first member
        * lib, bt2: make query method receive custom data
        * Add bt_graph_add_simple_sink_component() tests
        * Fix: src/lib/graph/graph.h: do not override `comp_status` value
        * lib: add bt_graph_add_simple_sink_component()
        * lib: remove colander sink component class
        * cli, tests: rename "leftover" terms to "non-option"
        * test_try_again_many_times(): use three times `None`'s ref count
        * lib: remove output port message iterator
        * bt2: make `TraceCollectionMessageIterator` not use an output port msg iter
        * bt2: wrap bt_graph_run_once() (Graph.run_once())
        * lib: rename bt_graph_consume() -> bt_graph_run_once()
        * bt2: pass custom Python object to Python component's __init__()
        * bt2: remove BT CC entry from global HT in _UserComponentType.__del__()
        * cli: free auto_source_discovery_result::original_input_indices
        * cli: free leftover_params and leftover_loglevels
        * cli: apply log levels (`--log-level` option) to leftovers
        * cli: apply parameters (`--params` option) to leftovers
        * bt2: move common internal functions to their own files
        * bt2: native_bt_version.i: use `%include <babeltrace2/version.h>`
        * bt2: put SWIG interface file C code in separate files
        * tests: reorganize CLI's `convert` tests
        * cli: handle leftovers in the same loop as components
        * cli: remove `run` and `convert` commands' --name option
        * cli: remove `convert` command's --path and --url options
        * Remove popt from project's dependencies
        * cli: remove babeltrace2-log
        * cli: use argpar for parsing query command's arguments
        * cli: use argpar for parsing list-plugin command's arguments
        * cli: use argpar for parsing help command's arguments
        * cli: use argpar for parsing convert command's arguments
        * cli: use argpar for parsing run command's arguments
        * cli: use argpar for top-level args
        * Add internal command-line argument parser API
        * bt2: stream.py: add `trace` property to _Stream
        * `ctf` plugins: port: cast to intmax_t all off_t variables when printing
        * configure.ac: refine Python 3 interpreter and dev. libraries detection
        * src.ctf.lttng-live: live_..._list_sessions(): remove handshake
        * Fix: live_viewer_connection_create(): `lttng_live_msg_iter` can be `NULL`
        * Fix: tests/utils/utils.sh: export `BT_TESTS_PYTHON_CONFIG_BIN`
        * `ctf` plugin: Use CTF_BYTE_ORDER_UNKNOWN in place of -1
        * tests: fix test_auto_source_discovery on mingw
        * `ctf` plugin: Use CTF_SCOPE_PACKET_UNKNOWN in place of -1
        * lib: Explicit cast to bt_plugin_find_status
        * src.ctf.lttng-live: Use SESSION_NOT_FOUND_ACTION_UNKNOWN in place of -1
        * `ctf` plugin: Use is_log_level_set to infer ctf_event_class log_level validity
        * sink.ctf.fs: remove unusued _is_variant_field_class_tag_valid()
        * lib: prepare the ground for stateful query operations
        * bt2: honor self component or query log level when logging
        * Move `src/plugins/comp-logging.h` -> `src/logging/comp-logging.h`
        * tests/bindings/python/bt2: remove unneeded `import` lines
        * Test `bt2` public names (`test_package.py`)
        * Add `babeltrace.` prefix to `trace-info` and `support-info` query objects
        * lib: standardize listener ID types with new `bt_listener_id` type
        * lib: rename INVALID_OBJECT status to UNKNOWN_OBJECT
        * bt2: move __version__ to version.py.in
        * *_string() enumerator to string functions: remove common prefix
        * lib: rename `bt_scope` -> `bt_field_path_scope`
        * cli: fix "permission denied" test after g_dir_open
        * tests/Makefile.am: add `test_auto_source_discovery` to suite
        * bt2: prepend `_user` to overridable protected methods
        * bt2: make `bt2._OverflowError` inherit `bt2._Error`
        * bt2: _init_and_register_exit(): remove unused `version` variable
        * bt2: clean available `bt2` package names
        * test_error.py: remove dangling print()
        * bt2: move `_ListenerHandle` to `utils.py`
        * bt2: prepend `_` to names of exception classes the user cannot call
        * lib: rename all `*_STATUS_OVERFLOW` -> `*_STATUS_OVERFLOW_ERROR`
        * lib: append error cause when returning `BT_FUNC_STATUS_OVERFLOW`
        * bt2: import public names into `__init__.py`
        * bt2: rename `_Generic*ComponentClass` -> `_*ComponentClass`
        * lib: remove INVALID_PARAMS status
        * cli: remove the global volatile `interrupted` variable
        * lib: bt_query_executor_query(): check interruption state before querying
        * lib: add bt_plugin_find_all()
        * lib: add bt_{graph,query_executor}_add_interrupter()
        * bt2: add interrupter support
        * lib: add interrupter API
        * lib: create input port msg iterator from self {msg iterator, sink comp.}
        * bt2: fix some whitespace issues
        * lib: make default query implementation return INVALID_OBJECT, remove UNSUPPORTED status
        * lib: remove LOADING_ERROR status
        * bt2: remove NonexistentClockSnapshot exception type
        * bt2: prepend underscore to exceptions not meant to be raised by user
        * bt2: rename CreationError to MemoryError, handle it in and out of Python bindings
        * bt2: make bt2.Error wrap current thread's error
        * bt2: make bt2 add graph listener wrappers append error causes
        * bt2: make bt_bt2_trace_{,class}_add_destruction_listener return a status
        * bt2: remove utils._handle_ptr
        * py-common: make bt_py_common_format_exception accept an arbitrary exception
        * Fix: bt2: Make bindings target depend on convenience libraries
        * tests: fix Windows support in test_convert_args
        * tests: readlink 'canonicalize' is GNU specific
        * tests: fix Python plugin provider tests on Windows
        * Standardize `!ptr` i/o `ptr == NULL`, `ptr` i/o `ptr != NULL`
        * bt2: do not require sink component's _graph_is_configured() method
        * bt2: move _bt_graph_is_configured_from_native() to `_UserSinkComponent`
        * Update python bindings gitignore for native_bt.c
        * cli: automatically detect sources for leftover arguments
        * src.ctf.lttng-live: LOGI instead of LOGW when getting queried for an unknown object
        * sink.text.pretty: don't use printf for binary values
        * sink.text.pretty: use bt_common_g_string_append and bt_common_g_string_append_c
        * sink.text.pretty: remove field filtering
        * sink.text.pretty: do not printf field name strings
        * sink.text.pretty: use bt_common_g_string_append_printf
        * common: implement bt_common_g_string_append and bt_common_g_string_append_c
        * common: implement bt_common_g_string_append_printf
        * tests/Makefile.am: remove needless comment
        * Fix: bt2: incref Py_None in get_msg_range_common on error
        * lib: logging: add `%!R` conv. specifier for integer range set and use it
        * lib: rename functions to clearly indicate API inheritance
        * Tests: flt.lttng-utils.debug-info: update debug-info tests
        * Fix: flt.utils.muxer: don't clear an empty `GPtrArray`
        * `test_plugin.py`: use absolute paths for plugin path comparison
        * `test_query_trace_info.py`: adapt regex to NT path style
        * tests/plugins/flt.utils.trimmer/Makefile.am: remove useless HAVE_PYTHON guard
        * flt.utils.muxer: support stream messages with default clock snapshot
        * bt2: fix: don't return in bt_bool out typemap
        * bt2: remove unrelated comment from native_bt_integer_range_set.i
        * Apply black code formatter on all Python code
        * Explicitly mention `black` in CodingStyle guidelines
        * Tests: add `tap` utils code to Black formatter exclusion list
        * lib: remove `BT_ASSERT_PRE_FUNC`
        * lib: bt_field_class_dynamic_array_create(): accept length FC parameter
        * lib: decouple variant FC option names from selector FC mapping names
        * bt2: add integer range set support
        * lib: add integer range and integer range set API
        * Fix various "may be used uninitialized" warnings (GCC)
        * Fix: CTF writer: bt_ctf_field_unsigned_integer_set_value() -> *get_value()
        * Fix: BT_ASSERT_PRE_DEV(): use `##__VA_ARGS`, not `#__VA_ARGS`
        * bt2: report errors from Python component and component class callbacks
        * bt2: check for _graph_is_configured method in user sink classes
        * plugins: log failure to load plugin as a warning
        * tests: run_python_bt2: error out if BT_TESTS_BUILDDIR does not point to a build directory
        * bt2: don't copy swig interface files to build directory
        * bt2: run swig by hand instead of through "setup.py build_ext"
        * configure: report SWIG and SWIG_LIB values
        * cli: move plugin loading code to its own file
        * cli: Replace printf_err with BT_CLI_LOGE_APPEND_CAUSE
        * CONTRIBUTING.adoc: add more content to the "Testing" section
        * tests: Move tap-driver.sh out of the autotools aux directory
        * Fix: bt2: remove circular import (not supported before Python 3.5)
        * tests: bt2: remove test_clock_class_priority_map.py
        * Fix: flt.lttng-utils.debug-info: possible leak of `bt_message` on error
        * tests: src.ctf.fs: add 2packets test trace
        * tests: bt_diff_cli: compare expected `stderr` too
        * lib: plugin-so.c: ERROR and INFO level messages logged in callee
        * fix: use g_setenv for portability
        * Do not check `NULL` to call free(): free() accepts `NULL`
        * Fix: current-thread.h: append from message iterator, not from component
        * tests: on Windows the plugin object extension is 'dll' not 'so'
        * Fix: cygwin does not honour LD_LIBRARY_PATH
        * cleanup: configure.ac: replace spaces by tabs
        * Fix warnings with bison >= 3.4 and autoconf < 2.70
        * Make the in-tree CLI use the in-tree PPP
        * Make the Python plugin provider a libtool module
        * Standardize `strcmp(a, b) == 0` instead of `!strcmp(a, b)`
        * Do not check `NULL` to call g_free(): g_free() accepts `NULL`
        * Fix: bt2: adjust reference counting of value objects
        * Rename PLUGINSDIR to BABELTRACE_PLUGINS_DIR and enable it
        * tests: update test_trimming to remove the wrapper
        * trimmer: proper formatting of timestamp conversion error
        * tests: specify the timezone offset
        * Fix: use return of bt_localtime_r as success criteria
        * lib: put __BT_UPCAST() and __BT_UPCAST_CONST() in `babeltrace.h`
        * Move `include/babeltrace2/ctf-writer` -> `include/babeltrace2-ctf-writer`
        * Remove legacy `include/babeltrace2/{ctf-ir,ctf}` directories
        * lib: standardize public header copyright notice
        * lib: remove "For *" comments in public headers
        * lib: force user to include `<babeltrace2/babeltrace.h>`
        * lib: standardize public include guards
        * src/{ctfser,fd-cache}/Makefile.am: remove unneeded `AM_CPPFLAGS`
        * Fix: lib: conflicting types for `bt_plugin_set_get_plugin_count`
        * Fix: CTF writer: make library have its own public `types.h`
        * lib: make BT_ASSERT_{PRE,POST}() always on; add BT_ASSERT_{PRE,POST}_DEV()
        * lib: rename `bt_*_labels_by_value` -> `bt_*_labels_for_value`
        * Rename WARN log level to WARNING
        * src/lib/{current-thread,error}.c: put precond. assertion at right place
        * lib/lib-logging.c: fix GCC warning: check return value of snprintf()
        * cli: append error cause when graph or query executor is canceled by user
        * lib: make packets and packet messages optional, disabled by default
        * fix: test_trimmer on macOs and Solaris
        * tests: Use DYLD_LIBRARY_PATH on macOSX
        * doc: Use DYLD_LIBRARY_PATH on macOSX
        * Tests: move `test_bitfield` outside lib tests, add `check-no-bitfield` target
        * Fix: bt_plugin_so_shared_lib_handle_destroy(): use `#ifdef`, not `#ifndef`
        * lib/graph/message/stream.c: fix clock snapshot leak
        * lib/trace-ir/clock-snapshot.c: assert that the parameter is not `NULL`
        * sink.text.details: write discarded events/packets CS props when supported
        * tests: replace xargs workaround with bash array expansion
        * Replace libuuid with internal implementation
        * cli: move `--params` option's format parsing to its own file
        * lib: remove stream activity messages
        * Fix: bt_ctfser_write_float64(): use `double` in union, not `float`
        * tests: don't swallow stderr when running babeltrace CLI
        * lib: move trace class's name, UUID, and environment props to trace API
        * cli: print current thread's error causes, if any, before exiting
        * Add bt_common_get_term_size()
        * Add bt_common_fold()
        * src.ctf.fs: append error cause when no traces are found in directory
        * lib: use BT_LIB_LOG*_APPEND_CAUSE() where appropriate
        * lib: add internal BT_LIB_LOG*_APPEND_CAUSE() macros
        * cli: introduce BT_CLI_LOG*_APPEND_CAUSE() and use it where appropriate
        * tests: call bt_current_thread_clear_error() when handling an error
        * cli: clear current thread's error, if any, before exiting
        * plugins: call bt_current_thread_clear_error() when not propagating error
        * lib: add thread-safe error reporting API
        * lib: keep plugin name, if any, in component class structure
        * src.ctf.fs: remove leftover use of pointer arithmetics
        * bt2: namespace private attributes of inheritable classes
        * tests: bt2: use `addr` attribute instead of private `_ptr`
        * cli: fix typo in error message
        * Fix: src.ctf.fs: segfault following `bt_msg_iter_seek()`
        * Fix: src.ctf.fs: trace-info: port_name memory leak
        * bt2: remove probing of BABELTRACE_PYTHON_BT2_NO_TRACEBACK env var
        * trimmer: use g_match_info_free instead of g_match_info_unref
        * tests: bt2: Fix `run_python_bt2` usage example
        * CONTRIBUTING.adoc: add how to run `bt2` tests
        * tests: bt2: add `--test-case` argument to testrunner.py
        * Fix: src.ctf.fs: pointer arithmetics on non-adjacent memory
        * bt2: update `pyproject.toml` following directories changes
        * Do not use diagnostic pragma when GCC version is lower than 4.6.0
        * Missing define when not building with gcc
        * Assign *_STATUS_OK to ret
        * Fix: sink.text.pretty: support unknown event class name
        * tests: Remove stale tests launcher
        * tests: Add ".exe" when running on a mingw system
        * Fix: log_level usage on mingw platform
        * tests: add python plugin provider path to lib search path
        * Fix: trimmer: use regexes to parse dates and times
        * tests: Use diff -u
        * Fix compiler -Wall warnings (mostly incompatible enumerations)
        * trimmer: remove unused function
        * Add back (adapted) `test_bt_values` and `test_graph_topo`
        * Allow only TRACE, DEBUG, and INFO as the build-time, minimal log level
        * lib: strictly type function return status enumerations
        * tests/lib: remove `test_bt_values` and `test_graph_topo`
        * Fix: bt_packet_context_field_create(): remove "frozen" SC precondition
        * test_{field,value}.py: array test cases: add non-sequence equality tests
        * test_{field,value}.py: test complex number RHS for binary operations
        * test_value.py: make `BoolValueTestCase` inherit `_TestNumericValue`
        * test_value.py: _inject_numeric_testing_methods(): remove `has_neg`
        * test_{field,value}.py: add comments
        * bt2: create_value(): check `numbers` and `collections.abc` types
        * bt2: _ArrayField.__setitem__(): do not check type
        * bt2: field.py: _value_to_int(): require `numbers.Integral`
        * bt2: field.py: numeric classes: remove __i*__ operators
        * bt2: value.py: _IntegerValue._value_to_int(): require `numbers.Integral`
        * bt2: value.py: numeric classes: remove __i*__ operators
        * bt2: make `BoolValue` inherit `_IntegralValue`
        * bt2: field.py: refactor field comparison
        * bt2: value.py: refactor value comparison
        * bt2: make `_ArrayField` inherit `collections.abc.MutableSequence`
        * bt2: let Python message iterators implement seek beginning
        * lib: internal: message.h: require logging
        * lib: internal: object-pool.h: require logging
        * Fix: CTF writer: include CTF writer (own) version of `object-pool.h`
        * lib: internal: clock-snapshot-set.h: require logging
        * lib: internal: graph.h: require logging and BT_ASSERT_{PRE,POST}()
        * lib: internal: define `BT_ASSERT_{PRE,POST}_SUPPORTED` in headers
        * lib: internal: replace BT_ASSERT_PRE* -> BT_ASSERT_POST* where applicable
        * lib: internal: add BT_ASSERT_POST()
        * Add `src/py-common`, containing bt_py_common_format_exception() for now
        * fix: don't use realpath from GNU coreutils
        * lib: validate monotonicity of messages from upstream component
        * Fix: bt2: fix reference counting of messages returned by Python components
        * lib: fix compilation for glib < 2.40
        * tests: Rework test suite
        * port: Use sig_t instead of sighandler_t
        * bt2: use `_extract_value()` on comparison
        * Fix: bt2: erroneous integer comparison of Field and Value
        * bt2: remove __le__() method already provided by @total_ordering
        * fix: Use python-config 'ldflags' instead of 'libs'
        * lib: add logic in auto-seek to recreate stream state
        * Append "library" to pkg-config packages names
        * Provide proper pkg-config .pc files
        * iterator: save original next callback in iterator struct
        * iterator: move auto-seek data in its own struct, add comments
        * fix: Add missing include on macOs
        * tests: remove carriage return when using diff
        * libs: Do not rely on nftw for detecting the validity of plugin path
        * Fix: return status instead of ret
        * lib: rename `BABELTRACE_NO_DLCLOSE` -> `LIBBABELTRACE2_NO_DLCLOSE`
        * bt2: fix formatting of C code in native_bt_component_class.i
        * cli: add missing line in --plugin-path help
        * lib: reverse order of bt_self_component_port_input_message_iterator::auto_seek_msgs queue
        * bt2: rename native_bt_notifier.i to native_bt_message_iterator.i
        * bt2: remove unused double* typemap
        * bt2: replace copy of headers for SWIG with includes
        * Rename `BT_LOG_LEVEL` -> `BT_MINIMAL_LOG_LEVEL`
        * Do not require logging support for BT_[CTF_]ASSERT_PRE()
        * lib: bt_plugin_find*(): return status code; add "fail on load error" param
        * lib: rename parameter of bt_self_component_filter_add_{in,out}put_port
        * lib: remove "accept port" concept
        * Fix: `ctf` plugin: do not have an `mdec` variable where not strictly needed
        * tests: Add missing copyright headers
        * tests: Move data files to a common directory
        * bt2: add missing parameter to _UserComponentType._query
        * test utils: add failfast option to our testrunner.py
        * fix: move static functions inside ifdef
        * Fix: bt_config_convert_from_args(): set default log level at the end too
        * Rename VERBOSE log level to TRACE
        * bt2: Rename _set_default_clock_snapshot_ptr callback to _set_default_clock_snapshot
        * Fix: Unmap before truncating
        * fix: Add missing stdint include on Windows
        * fix: test_trimmer on macOs and Solaris
        * lib: remove BT_LIB_LOG*() macro usage comment
        * Update `CONTRIBUTING.adoc`
        * lib: add comment about why `bt_lib_log_level` is exported
        * lib: use `LIBBABELTRACE2_INIT_LOG_LEVEL` env. var. to initialize log level
        * src.ctf.fs: use BT_COMP_LOG*() instead of BT_LOG*()
        * src.ctf.fs: honor component's initial log level
        * src.ctf.lttng-live: use BT_COMP_LOG*() instead of BT_LOG*()
        * sink.ctf.fs: use BT_COMP_LOG*() instead of BT_LOG*()
        * sink.text.details: use BT_COMP_LOG*() instead of BT_LOG*()
        * sink.text.details: honor component's initial log level
        * `ctf` plugin: metadata: use BT_COMP_LOG*() instead of BT_LOG*()
        * `ctf` plugin: `bt_msg_iter`: use BT_COMP_LOG*() instead of BT_LOG*()
        * `ctf` plugin: `bt_bfcr`: use BT_COMP_LOG*() instead of BT_LOG*()
        * sink.ctf.fs: honor component's initial log level
        * src.ctf.lttng-live: honor component's initial log level and query LL
        * lib/object.h: log conditionally to `BT_OBJECT_DONT_LOG` undefined
        * Remove unused `src/plugins/ctf/print.h`
        * Remove unused `src/plugins/ctf/common/utils`
        * `ctf` plugin: metadata: use local log level
        * `ctf` plugin: `bt_msg_iter`: use object's log level
        * `ctf` plugin: `bt_bfcr`: use object's log level
        * utils.sink.counter: use BT_COMP_LOG*() instead of BT_LOG*()
        * flt.lttng-utils.debug-info: use BT_COMP_LOG*() instead of BT_LOG*()
        * flt.lttng-utils.debug-info: honor component's initial log level
        * lib: rename `lib-logging.h` to `logging.h`
        * Logging: define `BT_LOG*_SUPPORTED` when logging is supported
        * flt.utils.muxer: use BT_COMP_LOG*() instead of BT_LOG*()
        * flt.utils.trimmer: use BT_COMP_LOG*() instead of BT_LOG*()
        * src.text.dmesg: use BT_COMP_LOG*() instead of BT_LOG*()
        * Logging: add `src/plugins/comp-logging.h` (BT_COMP_LOG*())
        * flt.utils.trimmer: honor component's initial log level
        * flt.utils.muxer: honor component's initial log level
        * Move bt_{self_component,message_iterator}_status_string() to `common.h`
        * sink.utils.counter: honor component's initial log level
        * src.text.dmesg: honor component's initial log level
        * tests: bt2: add query log level tests
        * lib: pass log level to bt_query_executor_query()
        * Logging: pass dynamic log level to common functions and subsystems
        * src/logging/log.h: add BT_LOG_WRITE_CUR_LVL(), BT_LOG_WRITE_ERRNO_CUR_LVL()
        * cli: add component-specific `--log-level` option (run/convert commands)
        * sink.text.pretty: remove logging (not used)
        * test_graph.py: add bt2.Graph.add_component() logging level parameter tests
        * test_component.py: add `logging_level` property tests
        * lib: set component's initial log level when adding it to the graph
        * Add internal bt_common_logging_level_string()
        * cli: use log level integer instead of letter in configuration
        * src/logging/log.h: add utility functions for log level to/from string
        * Logging: standardize logging tags
        * configure.ac: change default minimal log level from VERBOSE to DEBUG
        * sink.text.pretty: remove message iterator inactivity message logging
        * lib: plugin.h: force header user to include "lib/logging.h"
        * Logging: check `BT_DEBUG_MODE` instead of `NDEBUG`
        * lib: `component-class-sink-colander.c`: remove useless `void *` cast
        * Rename: <some/internal-header.h> -> "some/internal-header.h"
        * Standardize log levels used by logging statements across the project
        * bt2: message_iterator.py: packet beginning/end messages have a single CS
        * bt2: stream activity messages: create with unknown/infinite default CS
        * Put `flt.lttng-utils.debug-info` tests into their own directory
        * Remove unused `tests/plugins/test_utils_muxer_complete.in`
        * Add facilities to test CLI and plugin regressions with expectation files
        * Add `sink.text.details`, a testing textual sink which prints details
        * Add bt_common_sep_digits()
        * fix: Add missing glib include on MINGW
        * tests: Move ctf-writer to it's own directory
        * tests: Move libtestcommon to utils
        * Cleanup: remove plugin-common.h
        * Cleanup: remove private babeltrace.h
        * fix: Static build fails with ctfser missing symbols
        * Re-organize sources
        * tap-driver.sh: flush stdout after each test result
        * Fix: src.ctf.fs: increment packet offset before init of index entry
        * ctf-writer: externalize libbabeltrace2-ctf-writer
        * Cleanup: Move build logic to python-plugin-provider Makefile
        * Cleanup: remove useless Makefiles from extras
        * Fix: use `babeltrace2` instead of `babeltrace` in plugin paths
        * Fix: doc/bindings/python/Makefile.am: run the `sphinx` Python 3 package
        * bt2: add `_Trace.cls` property
        * bt2: rename object's own BT class property to `cls`
        * bt2: prepend `_` prefix to names of classes that the user cannot create
        * Remove everything related to the `bt2.ctf_writer` Python module
        * Remove everything related to the `babeltrace` Python package
        * tests: clean up test_trimmer
        * lib: make precondition failure messages more clear on message creation
        * src.ctf.fs: trace-info: omit stream `range-ns` field when no TS
        * doc: Rename to babeltrace2
        * lib: rename include dir to babeltrace2
        * lib: Reset libbabeltrace2 to SONANE 0
        * lib: Rename to libbabeltrace2
        * cli: Rename to babeltrace2
        * Fix: lib: expose bt_lib_log_level symbol
        * Add missing test_output_ctf_metadata to gitignore
        * Cleanup: use detected asciidoc to build CONTRIBUTING.html
        * Fix: src.ctf.fs: trace-info: fields no appended if range not set
        * src.ctf.fs: merge all indexes to the fs_ds_group level
        * src.ctf.fs: bubble up `ctf_fs_ds_file_group_create()` error
        * sink.ctf.fs: add more comments in code where it's not straightforward
        * Rename "default beginning/end CS" -> "beginning/end default CS"
        * src.ctf.fs: support no packet beg/end CS and no discarded events/packets
        * Fix: sink.text.pretty: print_discarded_elements_msg(): add missing space
        * sink.ctf.fs: support packets, DE, and DP w/o beginning/end clock snapshots
        * lib: make discarded events/packets support and clock snapshots optional
        * lib: create_packet_message(): make assertion message less convoluted
        * lib: create_packet_message(): use pool to determine beginning or end msg
        * tests: build system spring cleanup
        * tests: replace BT_ASSERT with exit in test_bin_info
        * tests: Add expected failure test to test_dwarf
        * tests: Add powerpc64le-linux-gnu debug-info artifacts
        * tests: Add powerpc-linux-gnu debug-info artifacts
        * tests: Add i386-linux-gnu debug-info artifacts
        * tests: Parametrize test_bin_info to handle multiarch artifacts
        * tests: Build new x86_64-linux-gnu debug-info artifacts
        * tests: Add Makefile to build debug-info test artifacts
        * Cleanup: test_bitfield: nr_bits should be unsigned
        * Fix: lib: set iterator state even in non-dev mode
        * bt2: change some bt2.CreationError usages to ValueError
        * bt2: remove unused exception types
        * src.ctf.fs: add stream port name to trace-info query, use it for stream intersection
        * Fix: sink.text.pretty: comma in enum fields
        * cli: Fix exit code of ctf-metadata output
        * bt2: Adapt test_trace_collection_message_iterator.py and make it pass
        * bt2: let components attach "user data" to ports
        * bt2: Adapt test_message_iterator.py and make it pass
        * bt2: Adapt test_message.py and make it pass
        * bt2: Adapt test_field.py and make it pass
        * bt2: Adapt test_field_class.py and make it pass
        * bt2: Adapt test_graph.py and make it pass
        * lib: Make graph listeners return an error status
        * lib: remove unused _NO_SINK graph status
        * bt2: Adapt test_packet.py and make it pass
        * bt2: Adapt test_clock_class.py and make it pass
        * bt2: Adapt test_event.py and make it pass
        * Fix: lib: usage of output port message iterator
        * bt2: Adapt test_event_class.py and make it pass
        * bt2: Adapt test_stream.py and make it pass
        * bt2: Adapt test_stream_class.py and make it pass
        * bt2: Adapt test_trace.py and make it pass
        * bt2: Add bindings for trace classes
        * Fix: lib: prevent infinite recursion when destroying trace classes and traces
        * bt2: Adapt test_connection.py and make it pass
        * bt2: Adapt test_port.py and make it pass
        * Add configuration for python code formatter black
        * lib: make packet beginning/end default CS optional
        * Fix: flt.lttng-utils.debug-info: memory leak bt_dwarf_die struct
        * lib: remove "unknown clock snapshot" concept
        * bt2: always use staticmethod() with native function class attributes
        * bindings/python/bt2/setup.py.in: put native module in `bt2` package
        * flt.lttng-utils.debug-info: Replace hardcoded '/' in paths
        * Fix: test_bitfield: extend coverage by removing off-by-one in bound check
        * Fix: test_bitfield: extend coverage: 0-len signed write/read
        * Fix: flt.lttng-utils.debug-info: build id comparison
        * Fix: src.ctf.lttng-live: possible memory leak on error path
        * Fix: lib-logging: possible buffer not null terminated
        * Update renamed file in gitignore
        * Fix: flt.lttng-utils.debug-info: cannot find addr past the first CU
        * Fix: flt.lttng-utils.debug-info: note name memcmp() overflow
        * Cleanup: src.ctf.lttng-live: rename _is_canceled function
        * Fix: flt.utils.trimmer: no error when upstream can not seek
        * Add .gitignore entry for .theia
        * Fix: logging: possible buffer overflows
        * Add vim .swp files to gitignore
        * Replace g_build_path with g_build_filename for portability
        * Fix: test_bitfield: buffer overrun accesses
        * Cleanup: tests: use underscores in filename
        * Cleanup: flt.utils.muxer: avoid returning a pointer needlessly
        * Fix: flt.utils.muxer: Potential memory leak
        * Cleanup: bitfields: streamline use of underscores
        * Silence compiler "always false comparison" warning
        * Extend test_bitfield coverage
        * Fix: bitfield: shift undefined/implementation defined behaviors
        * Fix: flt.utils.trimmer: bt_message_put_ref() on freed message
        * Fix: flt.utils.muxer: Undefined or garbage value returned
        * fix: Add PROT_READ to ctfser mmap flags
        * Fix: src.ctf.fs: possible use-after-free in the error path
        * Fix type-limits warnings, uint can't be < 0
        * Fix old-style-declaration warnings
        * Annotate implicit fall-through
        * Cleanup: src.ctf.fs: index no longer used in loop
        * Fix: sink.ctf.fs: Dereference before null check
        * Fix: sink.ctf.fs: possible uses after free because of unchecked return values
        * Cleanup: common/assert.c: remove useless calls
        * Cleanup: src.ctf.fs: erroneous comment
        * Add -Werror=implicit-function-declaration to AM_CFLAGS
        * Add missing gitignore for test_ctf_plugin
        * Harmonize pprint macro across projects
        * Update macros from the autoconf archive
        * flt.lttng-utils.debug-info: fd-cache: log to `debug` severity on stat() error
        * Fix: src.ctf.fs: Using uninitialized value
        * Fix: sink.ctf.fs: writing 64bit real number as 32bit
        * Fix: flt.lttng-utils.debug-info: `ip` field is 32bit on 32bit cpus
        * tests: Run test_bitfield
        * Fix: duplicate symbol with clang linker
        * Fix: fd-cache: fd leak on error path
        * Fix: lib/graph: Dereference before null checks
        * Fix: cli: value stored is never read
        * Fix: flt.lttng-utils.debug-info: omitting copy_field_class_content() return value
        * Fix: flt.lttng-utils.debug-info: memory leak
        * Fix: sink.text.pretty: Unsigned compared against 0
        * Fix: src.ctf.fs: init_index_entry() may return uninitialized value
        * cli/babeltrace.c: update known log level environment variable names
        * lib: add unsigned and signed integer value API
        * lib: value.c: remove BT_VALUE_FROM_CONCRETE() macro
        * lib: move `bt_value` structures to `value-internal.h`
        * bt2: Make test_query_executor pass
        * bt2: Fix Makefile dependency tracking when building out of tree
        * fix: g_hash_table_insert prior to glib 2.40 returns void
        * tests/plugins/ctf/Makefile.am: do not set `TESTS` in this file

2019-05-03 babeltrace 2.0.0-pre5 (No Pants Day)
        * Fix: flt.lttng-utils.debug-info: build id note section non-native byte order
        * common: add bt_common_read() function
        * Fix: common: va_list type is implementation dependant
        * Fix: uninitialized variant fc in set_field_refs()
        * src.ctf.fs: make trace-info query accept clock-class-offset-{s,ns} parameters
        * ctf: Use g_time_val_from_iso8601 instead of g_date_time_new_from_iso8601
        * tests: update EXTRA_DIST of Python bindings
        * tests: remove non-existent files from EXTRA_DIST
        * include: add missing files to dist tarball
        * bt2: Add wrapper for bt_plugin_get_version
        * Add git-review config
        * Fix: bt2: enum-conversion warning in native_bt_component_class.i
        * Fix: bt2: int-to-pointer-cast warnings in SWIG utils functions
        * sink.ctf.fs: set_field_refs(): make `fc` `const` as `fc_type` depends on it
        * Fix: sink.ctf.fs: do not keep different `tgt_fc_type` as `tgt_fc` changes
        * lib: bt_graph_{consume,run}(): add unlikely() to unlikely condition
        * src.ctf.fs: compute stream range using entire file info group
        * bt2: update bindings to make test_plugins pass
        * bt2: update bindings to make test_component pass
        * bt2: update bindings to make test_component_class pass
        * lib: Add functions to borrow specialized component classes from specialized components
        * bt2: update value.py, make test_value pass
        * bt2: update object model
        * Fix: string format warnings on 32 bits
        * Fix: unused-function warnings in lib/graph/iterator.c
        * Fix: may-uninitialized warning in trace-ir-metadata-field-class-copy.c
        * Fix: maybe-uninitialized warnings in translate-trace-ir-to-ctf-ir.c
        * Fix: maybe-uninitialized warning in create_relative_field_ref()
        * Fix: unused-variable warnings in lib/graph/iterator.c
        * Fix: maybe-uninitialized warning in bt_ctf_stream_flush()
        * Fix: unused-variable warnings in bt_X_freeze() when not in DEV_MODE
        * Fix: src.ctf.fs: metadata-info: sanitize `path` param
        * Fix: flt.lttng-utils.debug-info: extra colon in `bin` member
        * debug info: Skip test that depends on Python bindings
        * babeltrace: Remove leftovers
        * doc: Make python bindings doc build
        * python-plugin-provider: Make it build
        * Remove clock_class_priority_map.py
        * Fix: headers: make static inline upcasts compatible with C++
        * Fix: headers: add missing end of `extern "C"` curly brackets (for C++)
        * Fix: include/Makefile.am: add missing `babeltrace/ctf-writer/object.h`
        * bt2: Rename files to use singular form
        * bt2: Mass clock_value -> clock_snapshot rename
        * bt2: Mass field_types -> field_class rename
        * bt2: Mass notification -> message rename
        * bt2: Sync native_bt_field_class.i with field-class-const.h
        * lib: have dedicated, unique unsigned and signed enum FC mapping objects
        * tests/bindings/python: Mark all tests as skipped
        * bindings/python/bt2: Make the bt2 package importable
        * lib: Fix function name to match declaration
        * Add env wrapper to facilitate importing the in-tree python bindings
        * bindings/python/bt2: Make the bt2 Python bindings build
        * lib: Make bt_value_null a const pointer
        * ctf: Add dash to stream name suffixes
        * ctf: Use environment fields provided by LTTng to make output trace path
        * cli: put space after comma between array elements
        * Fix: test_convert_args: fix malformed test line
        * test_convert_args: test multiple leftover arguments
        * Fix: test_convert_args: fix expected arguments
        * cli: mimic behavior of BT1 when trying to attach to live session
        * plugins/ctf/fs-src: Session rotation support: merge traces with same uuid
        * cli, plugins/ctf/fs-src: Make src.ctf.fs accept multiple root paths
        * cli: Make append_parameter_to_args accept a bt_value value
        * cli: Remove support for --key and --value arguments
        * cli: Support arrays in parameters
        * cli: Adjust integer range check, replace magic numbers with constants
        * cli: Refactor command line value parsing code
        * cli: Refactor handling of negative numbers
        * Fix: tests/Makefile.am: do not run missing `flt.utils.muxer`
        * Adapt `src.ctf.lttng-live` to current API
        * sink.text.pretty: print inactivity msg handling with BT_LOGD_STR
        * graph: Fix: bt_graph_configure() does not propagate errors
        * Fix: flt.lttng-utils.debug-info: leaking `bin_dir` char array
        * Fix: flt.lttng-utils.debug-info: ".debug" extension not appended
        * lib: field path: have a specific item for "current array element"
        * Fix: bfcr_get_sequence_length_cb(): do not set text array's length
        * Fix: `tests/Makefile.am`: do not run missing tests
        * Fix: `tests/ctf-traces/succeed` traces: change CTF version from 0.1 to to 1.8
        * Fix: `test_packet_seq_num.in`: change expected disc. packets messages order
        * Fix: flt.utils.trimmer: accept inited streams ending without other messages
        * Fix: cli: `flt.utils.trimmer` now expect the `gmt` parameter
        * Remove `test_bt_message_iterator`
        * Fix: cli: Acquire reference on bt_value_null while parsing args
        * flt.lttng-utils.debug-info: cleanup: create dedicated msg_iter destroy function
        * tests: remove unused automake variable
        * Fix: lib: Mismatch in function declarations and definitions
        * flt.lttng-utils.debug-info: Don't copy trace class UUID to output trace class
        * flt.lttng-utils.debug-info: Implement file descriptor cache
        * Cleanup: Move `debug-info` in its own sub-directory
        * Fix: flt.lttng-utils.debug-info: Error in src line reporting
        * flt.lttng-utils.debug-info: cleanup: remove usage old struct name
        * flt.lttng-utils.debug-info: cleanup: only print debug message on error
        * flt.lttng-utils.debug-info: use glib memory and string functions
        * sink.ctf.fs: Remove unused function
        * plugins/ctf: Remove unused uuid-related fields in struct ctf_fs_metadata
        * .editorconfig: add `charset = utf-8`
        * Add .editorconfig file
        * Remove babeltrace 1 Python bindings and tests
        * Remove stale trace-ir test files
        * BT_ASSERT(): update rendering
        * Re-implement BT_ASSERT without using the assert macro
        * Adjust bt_component_borrow_class to match declaration
        * Small fixes to include/
        * ctf-writer: Split clock and clock-class declarations and definitions
        * Adapt `sink.ctf.fs` to current API
        * ctfser: have dedicated signed/unsigned integer writing functions
        * src.ctf.fs: keep empty structures
        * lib: add structure FC member and variant FC option objects
        * Fix: pretty/print.c: print comma and space after trace name
        * Fix: update_field_class_in_ir(): do not have special int fields in trace IR
        * Fix: msg-iter.c: accept no packet total and content sizes
        * Fix: handle_conversion_specifier_std(): use `sizeof(PRI*64) - 1`
        * lib-logging-internal.h: fix minor documentation mistakes
        * Fix: decoder.c: remove forgotten TODO section
        * `ctf` plugin: infer packet's total size from packet's content size
        * Fix: msg-iter.c: create packet message with correct function
        * Fix: src.ctf.fs: do not use trace IR objects in queries
        * flt.utils.muxer: validate clock classes on stream beginning messages
        * Fix: add_component_with_init_method_data(): freeze parameters
        * plugins/ctf/common: remove unused borrow_named_int_field_class() function
        * flt.utils.trimmer: fix: variables used uninitialized
        * lib: remove unused port_connection_iterators_are_finalized() function
        * lib: remove unused precondition utility function
        * flt.lttng-utils.debug-info: fix: set but not used warnings
        * lib: mark graph as faulty when adding a comp. or connecting ports fails
        * bt_port_output_message_iterator_create(): check that graph has no sinks
        * lib: remove bt_connection_is_ended()
        * lib: metadata: add missing non-const borrowing accessors
        * flt.lttng-utils.debug-info: adapt debug-info component to API changes
        * lib: replace trace is_static with destruction listeners
        * Fix: flt.utils.muxer: use return value (clock class)
        * Fix: flt.utils.muxer: reset is_ended variable after each iteration
        * sink.utils.counter: use a default step of 10,000
        * sink.utils.counter: handle all types of messages
        * Cleanup: erroneous assert and log messages in stream.c
        * flt.lttng-utils.debug-info: Fix: dirname(3) might modify input string
        * Fix: use of wrong enumeration_mapping_ranges type
        * Fix: add missing `_const` in name of const functions
        * Fix: BT_ASSERT() on variable not yet initialized
        * common: prepend `bt_common_` to bt_message_iterator_status_to_self()
        * Add function converting bt_message_iterator_status to bt_self_*
        * Add a common, internal CTF serialization library; make CTF writer use it
        * common-internal.h: prefix functions with `bt_common_`
        * Adapt `flt.utils.trimmer` to current API
        * Fix: sink.text.pretty: do not always update last timestamp
        * flt.utils.muxer: do not release upstream iterators when they're ended
        * Fix: lib: stop auto-seeking when getting the first satisfying message
        * Fix: lib: auto_seek_handle_message(): set `msg` to `NULL` when skipping
        * Fix: print.c: remove extra `)` after `+????????????`
        * Fix: cli: `list-plugins`: print bold code before "component classes"
        * Fix: cli: cmd_list_plugins(): pass appropriate by-index functions
        * Fix: lib: `_const_const` -> `_const`
        * sink.text.pretty: "discarded a number of X" -> "might have discarded X"
        * lib: iterator auto-seeking: handle intersecting discarded items messages
        * lib: create a clock class object from component
        * lib: rename inactivity msg to msg iterator inactivity msg
        * lib: Pass raw snapshot value to bt_message_inactivity_create()
        * lib: add sink component class's "graph is configured" method
        * Fix: lib-logging.c: use temporary prefix where needed
        * lib: rename clock class's absolute property to "origin is Unix epoch"
        * Fix: flt.utils.muxer: make sure message's default clock class exists
        * sink.text.pretty: use fast clock class access
        * lib: message API: add fast default clock class accessors
        * flt.utils.muxer: implement "seek beginning" and "can seek beginning" methods
        * src.text.dmesg: implement "seek beginning" and "can seek beginning" methods
        * src.ctf.fs: implement "seek beginning" method
        * src.text.dmesg: make clock class non-absolute
        * iterator.c: auto-seeking: use packet messages's clock snapshots
        * flt.utils.muxer: handle all message types specifically
        * Update `include/babeltrace/babeltrace.h`
        * include/Makefile.am: add missing files
        * lib-logging.c: log event, packet beginnin/end message clock snapshot
        * Fix some include directives (add missing, remove superfluous)
        * lib: have default clock snapshot in event message
        * assert-pre-internal.h: append "error is" to first message
        * discarded-items.c: add clock class's existence precondition assertion
        * lib: add default clock snapshot property to packet beginning/end message
        * Fix: src.text.dmesg: put leaking trace class on component destruction
        * src.text.dmesg: emit stream activity beginning/end messages
        * lib: remove redundant `bt_packet` properties
        * sink.text.pretty: print warning message on discarded events/packets message
        * src.ctf.fs: emit discarded events/packets messages
        * src.ctf.fs: emit stream activity beginning/end messages
        * lib: iterator.c: auto-seek: handle new message types
        * Make parent parameters const for some object creation functions
        * lib: add discarded packets message
        * lib: add discarded events message
        * lib: set clock snapshot member to `NULL` after bt_clock_snapshot_recycle()
        * lib: add stream activity beginning/end messages
        * lib: remove CV snapshot property from stream beginning/end message
        * lib: add seeking (beginning, ns from origin), with auto-seeking support
        * lib: fully configure graph (add components, connect ports), then run
        * Fix: ctf plugin: returning bt_message_iterator_status from src.ctf.fs
        * Cleanup: use ctf_scope_string function to print `enum ctf_scope` vars
        * Cleanup: explicitly assigning value of variable to itself
        * Fix: may be used uninitialized trace_name variable
        * Fix: setting the wrong status variable on query canceled
        * Cleanup: add bt_ctf_value_type stringifying function
        * Cleanup: remove bt_clock_snapshot_set_value_inline function
        * Cleanup: bt_clock_snapshot_set_raw_value is now a static inline
        * flt.utils.muxer: fix muxer_init prototypes
        * Add bt_self_message_iterator_status_string() function
        * lib: do not allow port to be removed when message iterators are active
        * plugins/ctf/fs-src/fs.c: "msgier" -> "notifier"
        * lib: "msgied" -> "notified" (remaining of a previous mass rename)
        * CLI: use -x as short option for --connection instead of -C
        * Fix: graph API: add listeners to support filter-to-filter connection
        * lib: remove CTF concepts of packet and event headers
        * bt_field_class_*_create(): accept mandatory trace class
        * bt_clock_class_create(): accept mandatory trace class
        * bt_trace_class_create(): accept mandatory self component
        * Component class API: use status
        * lib: add aliases for Babeltrace enumeration types
        * Plugin development API: use self enumeration and plugin types
        * lib: remove unused public `enum bt_plugin_status`
        * Trace API: use status
        * Stream API: use status
        * Trace class API: use status
        * Stream class API: use status
        * Packet API: use status
        * Field API: use status
        * Field class API: use status
        * Event API: use status
        * Event class API: use status
        * Clock snapshot API: use status
        * Clock class API: use status
        * Remove unused lib/graph/message/discarded-{events,packets}.c
        * lib: rename "clock value" -> "clock snapshot"
        * lib: rename "notification" -> "message"
        * lib: rename bt_plugin_create_all_*() -> bt_plugin_find_all_*()
        * lib: add aliases for Babeltrace structure types
        * lib: make public reference count functions have strict types
        * lib: update copyrights
        * lib: rename plural file names to singular
        * lib: rename "begin" to "beginning" when used as a noun
        * bt_value_copy(): put output parameter as last parameter
        * bt_value_map_extend(): put output parameter as last parameter
        * Fix typo: "field classe" -> "field class"
        * lib: split trace API into trace class and trace APIs
        * lib: make graph API const-correct
        * lib: make plugin API const-correct
        * Fix: notif-iter.c: handle single/implicit SC/EC correctly
        * Fix: ctf-meta-update-meanings.c: only update if root struct FC exists
        * lib: make trace IR API const-correct
        * lib: make values API const-correct
        * lib: bt_object_{get,put}_ref(): accept a `const` parameter
        * CTF writer: use own `bt_ctf_object` and `bt_ctf_value` internal APIs
        * lib: move plugin set API declarations to `babeltrace/plugin/plugin-set.h`
        * lib: have separate `BT_QUERY_EXECUTOR_STATUS` and `BT_QUERY_STATUS`
        * lib: remove BT_NOTIFICATION_TYPE_{UNKNOWN,NR}
        * bt_port_output_notification_iterator_create(): remove colander comp. name
        * lib: rename transforming bt_X_borrow_Y() -> bt_X_as_Y()
        * lib: plugin: reset pointers to `NULL` on destruction
        * lib: trace IR, values: reset pointers to `NULL` on destruction
        * lib: return `void` when setting a simple value with no side effects
        * lib: graph: add "self" and some "private" APIs
        * lib: private functions: do not repeat `private` word
        * Graph API: split into private and public APIs
        * Trace IR and notification APIs: split into private and public APIs
        * bt_value_map_extend(): make base/extension objects `const`
        * Values API: standardize parameters and return values
        * Values API: split into private and public APIs
        * Rename: bt_put(), bt_get() -> bt_object_put_ref(), bt_object_get_ref()
        * Values API: standardize function names
        * Rename: "float value" -> "real value"
        * Remove unneeded `BT_VALUE_TYPE_UNKNOWN`
        * Rename: "field class ID" -> "field class type"
        * Rename: field type -> field class
        * CTF IR -> Trace IR
        * Make API CTF-agnostic
        * assert-pre-internal.h: add BT_ASSERT_PRE_VALID_INDEX()
        * Fix: bt_g_hash_table_contains(): handle `NULL`/0 values
        * assert-pre-internal.h: move include at correct line
        * lib: merge common CTF IR part with the remaining implementation
        * lib: fully detach CTF IR and CTF writer implementations
        * sink.text.pretty: print discarded events/packets warning
        * lib: bt_packet_create(): accept previous packet to set properties
        * _bt_packet_set_is_frozen(): fix logging statements
        * Fix: lib: do not check the frozen state in bt_X_set_is_frozen()
        * lib: make bt_field_is_*() and bt_field_type_is_*() static inline
        * lib: use priv connection priv notif iterator to create notif, not graph
        * lib: remove clock class priority map, use default clock value
        * lib: make the "port connected" method return a status
        * lib: notification iterator: transfer a batch of notifications
        * lib: remove internal stream destroy listener API
        * lib: graph: remove useless checks, make functions inline on fast path
        * lib: remove useless checks, make functions inline on fast path
        * lib: update and simplify the `bt_object` API
        * test_ctf_writer.c: put statements outside BT_ASSERT()
        * Fix: freeze field type unconditionally
        * Use "growing" `GArray` to store string field's payload
        * lib: simplify the public notification iterator interfaces
        * Fix: bt_graph_consume(): return status
        * Fix: CTF writer: use appropriate enumerators
        * Fix: bt_field*_reset_recursive() returns nothing
        * tests: use BT_ASSERT() instead of assert()
        * Fix: bt_event_common_initialize(): use appropriate callback types
        * BT_ASSERT_PRE(): when disabled, use the expression anyway
        * Fix: set BT object's shared flag in all modes
        * ctf: notif-iter: avoid reallocation in stack
        * ctf: btr: avoid reallocation in stack
        * lib: use object pool for event and packet notifications
        * lib: add internal object pool API and use it; adapt plugins/tests
        * ctf plugin: notif iter: use "borrow" functions for metadata where possible
        * ctf plugin: BTR: use "borrow" functions where possible
        * src.ctf.fs: use "borrow" functions where possible
        * sink.utils.counter: use "borrow" functions where possible
        * sink.text.pretty: use "borrow" functions where possible
        * cli: add short option `-l` for `--log-level`
        * Fix: bt_stream_common_finalize(): check `stream->destroy_listeners`
        * flt.utils.muxer: use "borrow" functions where possible
        * lib: add "borrow" functions where "get" functions exist
        * include/babeltrace/graph: fix some include guards
        * bt2: by-pass distutils changed file check
        * Silence unused variable warnings caused by BT_ASSERT() in non-debug mode
        * bt2: typo staitc -> static
        * Cleanup: remove GCC precompiled header leftover
        * Split CTF IR and CTF writer APIs and implementations
        * lib: metadata: transform fast path precond. checks to BT_ASSERT_PRE()
        * Notification iterator: transform precondition checks to BT_ASSERT_PRE()
        * Replace assert() -> BT_ASSERT() and some preconditions with BT_ASSERT_PRE()
        * Add internal BT_ASSERT() and BT_ASSERT_PRE() helpers
        * lib: add BT_LIB_LOG*() macros to log/serialize library objects
        * Common: add internal bt_common_custom_vsnprintf()
        * Logging: use a TLS buffer and increase its size
        * bt2: InactivityNotification, _Event: use mapping protocol for clock values
        * bt2: EnumerationFieldType: rename append_mapping() -> add_mapping()
        * Fix: call bt_stream_class_map_clock_class() in bt_event_create()
        * Add tests: CTF writer: `timestamp_begin`/`timestamp_end` autopopulation
        * Fix: bt_stream_class_map_clock_class(): copy field type when mapping
        * lib: add internal bt_field_type_structure_replace_field()
        * lib: logging: change warnings from BT_LOGE to BT_LOGW
        * Fix: CTF writer: validate and set `timestamp_begin`/`timestamp_end`
        * lib: add internal bt_field_sequence_get_int_length()
        * Add stream class's single clock class tests
        * lib: allow a single mapped clock class within a stream class
        * Fix: libctfcopytrace: replace clock classes in copies
        * bt_field_type_compare(): deep-compare mapped clock classes
        * Add test: no clock class in trace's packet header field type
        * lib: do not allow any mapped clock class in trace's packet header FT
        * tests/plugins/test_lttng_utils_debug_info.in: use specific pattern
        * tests/utils/python/testrunner.py: add optional pattern argument
        * Fix: invalid alignment of enumeration fields
        * Add git version string
        * Fix live-comm: merge TCP socket write-write sequence in a single write
        * Fix: wrong type specifier used with long argument
        * Fix: POPT_ARG_LONGLONG does not exist in popt 1.13
        * Fix: Use bash for all test scripts
        * Add missing clock.h compatiblity header under ctf-ir
        * babeltrace-filter.lttng-utils.debug-info(7): fix LTTng prerequisites
        * bt2 tests: add unit tests for __str__ implementation of Fields
        * Implement __repr__ instead of __str__ for python Value
        * Return 'Unset' on unset field __repr__()
        * Implement __repr__ for _StringField
        * Implement __repr__ instead of __str__ for _NumericField
        * Implement __repr__ for _ArraySequenceField
        * Implement __repr__ for _VariantField
        * Implement __repr__ for _StructureField
        * Implement __repr__ for _EnumerationField
        * Fix: typo using bt2.ClockClassOffset constructor
        * Add bindings/python/babeltrace/test_ctf_writer.py test
        * Fix: stream.c: autopopulate timestamp fields even when not mapped to CC
        * Fix: writer.py: make `uint64_ft` a 64-bit (instead of 32-bit) int FT
        * Fix: Replace bt_timegm with a thread-safe implementation
        * Typo: informations -> information
        * Typo: paramater -> parameter
        * Typo: priorty -> priority
        * Fix: uninitialized variable may be used warning
        * cli: support --output opt. for -o ctf-metadata and -i lttng-live
        * Fix: doc/man/Makefile.am: use appropriate variable for sources
        * Add basic flt.lttng-utils.debug-info tests
        * bt2: TraceCollectionNotificationIterator: support custom filter CCs
        * Fix: debug-info: remove `_` prefix when finding fields by name
        * Remove doc/API.txt (Babeltrace 1.x API documentation)
        * Add modern Babeltrace man pages
        * Remove `PLUGIN` from component class log level environment variables
        * sink.text.dmesg: remove `read-from-stdin` parameter, use absent `path`
        * Lazy load the python plugin provider
        * Port: no sighandlers on Windows
        * Port: normalize path in test_plugin_bt2
        * Port: fix library load in python tests on Windows
        * Fix: use configured python in test_python_plugin_provider
        * Port: open files in binary mode on Windows
        * Fix: ctf: notif-iter: do not call request_medium_bytes() when not needed
        * flt.lttng-utils.debug-info: `dir`/`debug-dir` param -> `debug-info-dir`
        * cli: do not automatically create an implicit filter.lttng-utils.debug-info comp.
        * ctf, ir: escape and unescape enumeration FT labels starting with `_`
        * cli: --stream-intersection is not an implicit src.ctf.fs component's option
        * cli: do not use --component in help command, only use leftover argument
        * Add compat layer's log level env. var. to CLI's list of known env. vars
        * cli: put the project's version on the first line with no args.
        * Fix: legacy python bindings Makefile
        * bt2, babeltrace: apply PEP 8 except for E501 and E722
        * Fix: babeltrace: writer.py: do not use += on bt2.trace._TraceEnv
        * bindings/python/babeltrace/Makefile.am: do not clean __init__.py
        * Rename bt_ctf_X -> bt_X, maintain backward compat. for pre-2.0 CTF writer
        * Fix: variable declaration shadows previously declared variable
        * Fix: use tabs rather than spaces in makefile
        * Port: do not depend on GNU readlink

2017-09-18 babeltrace 2.0.0-pre4 (Cheeseburger Day)
        * Fix: use the configured swig executable
        * Tests python: reference ctf traces are not copied to the build dir
        * Fix: tests/Makefile.am: add missing LOG_DRIVER
        * Tests: moved files pointed-to in Makefile
        * Python babeltrace docs: Add missing sphinx dist file
        * Doc: babeltrace: update the Read the Docs Sphinx theme
        * Doc: babeltrace: mention _legacy_ Python bindings
        * Fix: doc/bindings/python: make the doc buildable
        * Fix: bt2: do not assign an exception to a local variable
        * Python bt2 fix: missing import in CtfWriter
        * Python babeltrace fix: handle bt2.Error exception on stream flush
        * Python babeltrace fix: allow None for event header and packet context setters
        * Python babeltrace fix: missing return statement in field accessor
        * Set version to 2.0-pre4
        * Python babeltrace fix: initialize stream class with default values
        * Python babeltrace: use long form attribute names
        * Tests babeltrace: adapt python tests to use unittest
        * Fix: ctf-writertype serialization must 'escape' '_'-prefixed field names
        * Cleanup: use tabs for code indentation
        * Fix: NULL dereference on sampling and restoration of graph's 'can_consume'
        * Tests: confusion between python bindings and plugins tests
        * Update .gitignore: ignore generated API doc files
        * Update .gitignore: ignore generated __init__.py file
        * cli: do not use --component in query command, use leftover argument
        * tests/lib/test_ctf_writer.c: test structure field name is a keyword
        * tests/lib/test_ctf_writer.c: open trace with `-o dummy` to make it faster
        * tests/lib/test_ctf_writer.c: update number of tests
        * Add bindings/python/babeltrace/.gitignore
        * Fix: remove underscores from CTF IR field names at the source
        * bt2: trace collection notif. iter.: try to check the query result
        * ctf: do not add `intersection-range-ns` in `trace-info` query with no intersect.
        * Fix: ctf: notif-iter: accept EOF at beginning of packet context with no PH
        * Tests: add tests for the babeltrace python package
        * python: reimplement the babeltrace package as a bt2 wrapper
        * python: Remove native code from babeltrace package
        * Add `bt2.TraceCollectionNotificationIterator` tests
        * bt2: __init__.py: remove unused NoSuchPlugin
        * bt2: add trace collection notification iterator
        * flt.utils.trimmer: allow `begin`/`end` params. to be integers
        * bt2: values: remove public `value` getter
        * Python bt2 fix: erroneous imports following split of clock class and value
        * Omit 'value' from is_set and reset field functions
        * Python bt2: remove type restriction on structure __setitem__
        * Cleanup: line exceeds 80 chars
        * Fix: ensure sequence length field value is set and freeze it
        * Cleanup: coding style mandates space after cast operator
        * Fix Python bt2: sequence length field may be NULL
        * Python bt2: value is a write-only property
        * Python bt2: add reset and is_set to fields
        * Docs: structure_set_field_by_name doesn't garantee field replacement
        * Add field value is_set and reset functions to the public API
        * Allocate structure fields on creation
        * Python test: remove useless test
        * Python bt2: value properties for sequence and struct
        * Use boolean for frozen and set field states
        * Update .gitignore exclusions
        * Tests: use of non-existant API in bt2 python package test
        * Python bt2 fix: _ClockValue is no longer part of bt2.clock_class
        * Enumeration mapping iterator's initial position is inconsistent
        * CONTRIBUTING.adoc: add step to add env. var. name to cli/babeltrace.c
        * CONTRIBUTING.adoc: MY_MODULE_LOGGING_H -> BABELTRACE_MY_MODULE_LOGGING_H
        * CONTRIBUTING.adoc: document BT_LOG*_ERRNO() macros
        * Add CONTRIBUTING.adoc
        * lib/ctf-ir/utils.c: lazy-initialize the hash table of reserved keywords
        * Implement bt_private_connection_notification_iterator_from_private()
        * Rename bt_X_from_private_X() -> bt_X_from_private()
        * Avoid unnecessary inclusions in public headers
        * bt2: split clock value module from clock class module
        * Split clock value API from clock class API
        * tests: remove `check` targets in subdirectories
        * Test bt2._OutputPort.create_notification_iterator()
        * bt2: add bt2._OutputPort.create_notification_iterator()
        * Test output port notification iterator
        * lib: add output port notification iterator
        * Split notification iterator API into base and specialized functions
        * Remove notification iterator seeking API until it's supported
        * lib: graph: disallow recursive consuming
        * lib: graph.c: call bt_graph_consume_no_check() in bt_graph_run()
        * ir: stream.c: do not truncate file at each packet flush
        * Fix: bindings/python/bt2: use appropriate log level variable names
        * Python plugin provider: only finalize interpreter if we initialized it
        * Fix: common: improve color support handling
        * Fix: component.py: pass `other_port`, not `other_port_ptr` to user
        * Add query executor
        * Tests: erroneous usage of if preprocessor directive
        * Fix: remove g_spawn_check_exit_status to support glib 2.22
        * Port: don't quote wc output in test scripts
        * Missing stamp file in .gitignore
        * Fix: import of ctf_writer in bt2.stream
        * Fix: typo in ctf_writer error msg
        * filter.lttng-utils.debug-info fix: wrong type used as function parameter
        * src.ctf.fs fix: wrong type specifier used in logging statement
        * Test fix: python plugin provider with new bindings
        * Fix: silence unused warning in native_bt
        * Fix: python bindings OOT build
        * Remove the python bindinds tests switch from configure
        * Add python tap runner to the tree
        * Build Python bindings with distutils for consistent installs
        * Fix: add missing void param to bt_clock_class_priority_map_create
        * Fix: build lib before python-plugin-provider
        * Test: run debug-info even with built-in plugins
        * Fix test: don't link tests directly with plugins
        * Fix test: OOT build of test_trace_copy and test_trimmer
        * Fix: support older pkg-config autoconf macros
        * Port: don't quote wc output in test scripts
        * Report plugins without a path as "built-in"
        * Port: replace literal '/' with G_DIR_SEPARATOR
        * Port: normalize windows path on Mingw
        * Port: handle ctrl+c on Mingw
        * src.ctf.fs: implement stream indexing
        * src.ctf.fs: move internal util to ctf/common/utils
        * src.ctf.fs cleanup: unused page size variable
        * Fix: global logging symbols defined multiple times
        * Port fix: don't round mmap offset to next page
        * Port fix: Windows does not allow read-only mappings > file's size
        * Test fix: handle debug info disabled in test_convert_args
        * Test fix: use portable path code in test_plugin
        * Test fix: handle timestamps order in test_trace_copy
        * Test: rework shell test scripts
        * Port: use SIZE_MAX as max size_t value
        * Port: fix logging with C99 format specifiers on Mingw
        * Test fix: free() of uninitialized pointer on error path
        * Port: Replace fork() in test_ctf_writer
        * tests: add diag_multiline() helper to escape multi-line diagnostic info
        * Test: use static data in test_ctf_writer
        * Fix test: remove hardcoded /tmp path
        * Add Python plugin provider tests
        * Python plugin provider: log if Python interpreter is already initialized
        * lib/plugin/plugin.c: log more details when g_module_open() fails
        * python-plugin-provider/Makefile.am: link to libbabeltrace
        * Fix sink.ctf.fs: NULL dereference in logging statement
        * Fix filter.utils.muxer: NULL dereference in logging statement
        * Fix: overflowed return value
        * Fix: attempt to fix improper use of negative value
        * Fix: add missing overflow check in bt_ctf_stream_pos_access_ok
        * Fix: uninitialized return value on error
        * Fix: handle unknown enum mapping
        * Cleanup: no need to check for NULL before g_free
        * Update Python bindings and tests to match the latest API
        * lib/plugin/plugin.c: do not use G_MODULE_BIND_LOCAL for Python plugin provider
        * Add built-in colander sink component class
        * Remove include of <babeltrace-internal.h> from public headers
        * tests/lib/test-plugin-plugins/minimal.c: add missing <glib.h> include
        * cli/babeltrace-log.c: include <string.h> for strdup()
        * graph: check if graph has at least one sink to return the NO_SINK status
        * Fix: CC prio. map. leak in event notification
        * lib: do not finalize a non-initialized notification iterator
        * Fix: cli: Coverity issue: no need to check `status`
        * bt_ctf_clock_value_create(): freeze clock class
        * Graph: pass remove listeners when adding listeners
        * ir: trace: pass remove listeners when adding listeners
        * include/babeltrace/graph/private-component.h: add missing `extern`
        * Remove bt_notification_discarded_{events,packets}_set_count()
        * bt_notification_inactivity_create(): create an empty CC priority map when NULL
        * bt_notification_event_create(): create an empty CC priority map when NULL
        * lib: move bt_notification_iterator_next_return to component-class.h
        * lib: use `enum bt_port_status` where possible
        * Remove unused bt_port_remove_from_component()
        * Update .gitignore to add newly generated test files
        * Re-enable the bin-info and dward tests
        * Port: Add glib checks for cross compilation
        * Fix: ctf-testsuite variant-missing-fields
        * Fix: fallback on content size if packet size is missing
        * Fix: unchecked return value of bt_value_array_append_string
        * Fix: tests: offset_s * ns_per_s should not overflow uint64_t
        * Fix: unchecked return value in ctf-writer test
        * Fix: unchecked return value of bt_ctf_field_type_get_field_at_index
        * Fix: unchecked return values of bt_value getters
        * Fix: unchecked return value of stream flush
        * Fix: unchecked return value
        * Fix: remove dead code
        * Fix: wrong variable checked for NULL after allocation
        * Cleanup: dereference after null check
        * Fix: add missing goto end on error
        * Cleanup: remove logically dead code
        * Fix: dereference after null check
        * Fix: wrong variable in NULL check
        * Cleanup: remove logically dead code
        * Cleanup: identical code for different branches
        * Fix: add missing bound checking in decode_packet
        * Fix: Dereference null return value
        * Fix: null check after deref, use uninitialized or freed variable
        * Cleanup: missing empty line between functions
        * Use logging macros in src.ctf-fs queries
        * Fix: missing ftell/fseek error handling
        * Fix: use of file pointer after fclose()
        * Cleanup: mixing enum types
        * Fix: missing check of ftell error
        * Fix: mixed enums used in source.ctf.fs
        * Fix: Dereference null return value
        * Fix: assert compared unsigned to 0
        * Fix: negative loop bound check
        * Fix: resolve.c: enum type mismatch
        * Fix: Explicit null dereferenced
        * Standard logging for ctf.fs sink
        * Standard logging for libctfcopytrace
        * Standard logging for debug_info plugin
        * Standard logging for trimmer/copy.c
        * Fix tests: run plugins test wrapper script
        * Fix test: intersection has too large offset_s
        * Tests: only run debug info tests when the feature is enabled
        * Port: Add dummy symbol for macOS linker
        * Update gitignore
        * Port: use a separate variable for elfutils libs
        * Port: built-in plugins support for the macOS linker
        * Port: 'struct tm' member count vary across platforms
        * Port: Solaris and Cygwin have no sys/syslimits.h
        * Port: cast result of be64toh() to uint64_t for print format
        * Port: __STRINGIFY exists on Cygwin
        * Port: Add Solaris tid support to logging
        * Port: Add Cygwin tid support to logging
        * Port: unlink() requires unistd.h on Solaris and macOS
        * Port: handle 'size_t' / 'off_t' on Solaris
        * Port: replace strerror_r() by g_strerror()
        * Port: replace opendir() by g_dir_open()
        * Port: replace setenv() by g_setenv()
        * Fix: append to LIBS, don't override it
        * Port: do not include malloc.h
        * Fix: visit_event_decl(): always set stream_id variable
        * Fix: don't store an int64_t value in a ptr
        * Fix: use extern for variables instead of BT_HIDDEN
        * Fix: logging in socket-internal.h
        * Fix: remove g_ptr_array_insert to keep glib 2.22 compat
        * Fix: g_hash_table_insert returns 'void' in glib <= 2.39.2
        * Fix: G_SPAWN_DEFAULT was introduced in glib 2.37.6
        * Pretty plugin: only print negative timestamp warning once per component
        * Fix test: packet seq num has too large offset_s
        * ctf: visitor-generate-ir: accept negative clock offsets
        * Fix: clock-class.c: cache ns from Epoch and check for overflows
        * Fix: ctf: notif-iter: error on empty events (0 bits of data)
        * Fix: test: expect the new warning format for seqnum
        * Fix: packet sequence number handling and discarded packet reporting
        * ctf: notif-iter.c: check state on BT_CTF_NOTIF_ITER_MEDIUM_STATUS_EOF
        * cli: do not allow --stream-intersection with --run-args/--run-args-0
        * Fix test_convert_args
        * cli: fix implicit clock class offset parameters
        * Completely rework configure.ac
        * Update autoconf archive macros
        * Clean LICENSE file
        * Cleanup: bison and flex detection
        * Cleanup: uuid library detection
        * Cleanup: popt library detection
        * Fix: Don't override user variables within the build system
        * Fix: built-in plugins with new plugin filenames

2017-07-07 babeltrace 2.0.0-pre3 (Comic Sans Day)
        * Update configure.ac version to pre3

2017-07-07 babeltrace 2.0.0-pre2 (Comic Sans Day)
        * test_plugin: use env. var. instead of global symbol because G_MODULE_BIND_LOCAL
        * Test fix: fixed allocation size used for variable length input
        * babeltrace-log: pass single-trace=yes to sink.ctf.fs
        * Fix: dead code in lttng_live_iterator_next_no_stream()
        * Fix: uninitialized return value member
        * Fix: ds_file_group is checked instead of ds_file_group->stream
        * Fix babeltrace-log(1) for Babeltrace 2
        * src.text.dmesg: add `no-extract-timestamp` option
        * lib/ctf-ir/clock-class.c: serialize `true`/`false` instead of `TRUE`/`FALSE`
        * lib/ctf-ir/clock-class.c: only serialize UUID if it is set
        * Add src.text.dmesg component class
        * plugins/ctf/plugin.c: fix comment
        * ctf: notif-iter: pass current stream ID to get_stream() medop
        * src.ctf.fs: fs.c: add missing `static`
        * ctf: notif-iter: ensure that all packets refer to the same stream class
        * Fix: remove clock value leak in sink.text.pretty
        * sink.text.pretty: append `s` only if plural in discarded elems. msg.
        * lib: use dedicated BT_LOG*_ERRNO() instead of using strerror()
        * test_ctf_writer.c: use environment variable to override packet resize length
        * sink.ctf.fs: use original stream's name as CTF writer stream's name
        * ir: stream: prefer to use stream's name for (CTF writer) stream's path
        * sink.text.pretty: print discarded events and packets messages
        * src.ctf.fs: name the stream objects with their file's path
        * flt.lttng-utils.debug-info: copy original stream's numeric ID
        * libctfcopytrace: copy trace's UUID
        * Add sink.utils.counter
        * Automatically generate discarded packets/events notifications
        * lib/ctf-ir/trace.c: validate PH `packet_seq_num` field
        * ctf: notif-iter.c: ensure that medops's get_stream() always returns the same
        * flt.lttng-utils.debug-info: forward unhandled notifications
        * Fix: flt.utils.muxer: not always an ERROR to fail to validate
        * Simplify sink.utils.dummy: only one upstream notification iterator
        * src.ctf.fs: use one CTF notif iter per notification iterator
        * lib/graph/notification/inactivity.c: add missing `ret = -1`
        * ctf: notif-iter.c: lazily initialize clock value states
        * visitor-generate-ir.c: validate clock class frequency in visitor
        * bt_ctf_clock_class_create(): add a frequency parameter
        * stream.c: standardize "Cannot truncate stream file [...]" log message
        * BT_LOG_WRITE_ERRNO(): use `_msg ": %s" _fmt` format
        * lib/graph/notification/stream.c: add logging
        * lib/graph/notification/packet.c: add logging
        * Fix: add_clock_classes(): do not add existing clock classes
        * Remove unused bt_notification_get_stream()
        * Fix: allow NULL (unnamed) in bt_ctf_stream_class_{get,set}_name()
        * test_ctf_writer.c: set PACKET_RESIZE_TEST_LENGTH to 100000 again
        * lib/graph/notification/inactivity.c: add logging
        * lib/graph/notification/event.c: add logging
        * doc/logging-guide.adoc: document standard way of choosing tag names
        * plugins/utils/muxer/muxer.c: add logging
        * plugins/utils/trimmer/iterator.c: use unique logging tag
        * Fix: set intersections hashtable to NULL after destruction
        * Build plugins as unversioned modules
        * Port: plugin system compat for mingw / macOS
        * Fix: ctf writer test on Cygwin
        * Fix: disable debug by default info on Cygwin
        * Fix: remove AC_FUNC_MALLOC for cross-compile
        * Add libbabeltrace-ctf for backwards compat
        * Port: Add winsock support to live for mingw
        * Port: Replace readdir_r by nftw
        * Port: dirfd is not portable, replace it
        * Port: use ghashtable in mman compat
        * babeltrace-2.0: do not link with -export-dynamic
        * Fix: bt_component_create is not hidden
        * stream-intersection: use the trace-info query results to insert trimmers
        * Fix: ctf_fs_metadata is assumed to be non-null
        * Improve logging in the LTTng index parsing code
        * copytrace: check clock_class_count before getting the clock by index
        * Fix: wrong output name in --help for implicit CTF source
        * Test the trimmer component
        * pass --clock-gmt option to the trimmer if enabled
        * Tests: don't rely on the test script's location
        * test_trace_copy: compare the two traces with diff rather than wc -l
        * Test debug-info
        * Clean-up: coding style adjustments
        * Cleanup: typo fix in comment
        * fs-sink: add the single-trace option
        * Test: validate that the output of ctf-fs sink is identical to source
        * Fix: event_header is optional
        * Copy the packet_header in the plugins
        * Fix: wrong return code check on try_set
        * Fix copytrace: copy packet_context
        * copytrace: packet_context is optional
        * copytrace: create empty stream classes by default
        * fs-sink: packet_context is optional
        * Fix: the fields to reset are optional
        * ctf: remove strict metadata mode, update automatic CC mapping behaviour
        * Remove the concept of event class attributes
        * BT_CTF_BYTE_ORDER_NONE -> BT_CTF_BYTE_ORDER_UNSPECIFIED to match base
        * test_ctf_writer.c: do not check for invalid event class name
        * plugins/lttng-utils/Makefile.am: add all source files to _SOURCES var.
        * Add BT_CTF_INTEGER_BASE_UNSPECIFIED
        * Fix: Stream classes' id field is always serialized
        * Fix: flush stream without packet_context
        * Add BT_LOG*_ERRNO() logging macros
        * debug-info fix: packet_context is optional
        * Fix: uninitialized return value in copy.c
        * Remove legacy printf_verbose()/printf_debug() and others
        * visitor-generate-ir.c: automatically map specific fields to trace's clock class
        * ctf: add metadata decoder config. and `strict-metadata` param in src.ctf.fs
        * source.ctf.fs: remove ctf_fs_debug symbol
        * Fix: cli: help command: accept leftover when --component is not specified
        * cli: add global --log-level option
        * Use BABELTRACE_FORCE_COLORS environment variable to force color support
        * Logging: add colors depending on log level
        * visitor-generate-ir.c: logging: add stream's line number and other info
        * visitor-semantic-validator.c: standardize logging
        * plugins/ctf/common/metadata/visitor-parent-links.c: standardize logging
        * plugins/ctf/common/metadata/objstack.c: add logging
        * plugins/ctf/common/metadata/decoder.c: standardize logging
        * plugins/ctf/common/metadata: logging: standardize in parser and lexer
        * visitor-generate-ir.c: logging: standardize messages and levels
        * ir: fields.c: fix public function names to get/set struct. field
        * Port: Enable libtool to produce DLLs
        * Port: Remove unused header pwd.h
        * Add logging to compat
        * Add missing files to gitignore
        * Port: Remove unused header in test_plugin
        * Don't add module symbols to global namespace

2017-06-09 babeltrace 2.0.0-pre1
        * Set version extra to pre1
        * Fix: debug info plugin incorrect assumption about header and clock
        * Fix: various fixes for ctf-traces/succeed test cases
        * configure.ac: make the minimal, build-time log level be VERBOSE
        * cli: use WARN as the default log level when not explicitly set by user
        * cli: set all the log level of all known loggers with -v and -d
        * cli: convert: allow multiple paths to be passed as leftover arguments
        * Fix: remove listener check
        * Fix copytrace: check field exists before copy
        * Fix: uninitialized variable
        * Fix: event, stream names can be strings
        * Fix: make check in out-of-tree
        * Fix: out-of-tree build
        * Fix: add missing files to make dist, disable python bindings
        * Remove former logging header print.h from source.ctf.fs Makefile
        * source.ctf.fs: implement the trace-info query
        * plugins/lttng-utils/copy.c: fix uninitialized use warning
        * debug-info: sync the copied trace on static change
        * debug-info: handle the static notifications
        * debug-info refactoring
        * fs-sink: useless active_stream member
        * include/babeltrace/graph/private-connection.h: add missing `extern`
        * doc/api: add missing babeltrace-cli.png image
        * cli: use -o ctf --output /output/path to quickly instantiate sink.ctf.fs
        * bt_ctf_field_type_integer_set_size(): take unsigned int parameter
        * bt_ctf_stream_get_discarded_events_count(): return int
        * utils.muxer: expect specific clock class properties to mux
        * ir: do not automatically generate a UUID in bt_ctf_clock_class_create()
        * plugin-so: use list of components instead of glib hash table
        * cli: use --component=NAME:{source,filter,sink}.PLUGIN.COMPCLS
        * lttng-live: check graph cancel state, check ctf trace pointer
        * Fix build with BUILT_IN_PLUGINS=1
        * Add bt_graph_add_component(), make bt_component_create() internal
        * lttng-live: correctly handle ctrl-c and fix leaks
        * End connection on destruction
        * Cancel the graph on destruction
        * connection.c: refuse to create a notif. iter. when the graph is canceled
        * lib/graph/{filter.c,sink.c,source.c}: fix log messages
        * Remove dependancies on ctf.fs source component caused by former logging API
        * Move ctf-fs source query implementations to their own file
        * Fix: do not use BT_MOVE() when the destination memory could be uninitialized
        * Make bt_private_connection_create_notification_iterator() return a status code
        * Refuse to add port to component when parent graph is canceled
        * graph.c: do not warn when the graph is canceled during bt_graph_run()
        * Add internal bt_component_borrow_graph()
        * Make bt_private_component_*_add_*_port() return a status code
        * Make bt_graph_connect_ports() return a status code
        * Add bt_connection_is_ended()
        * plugins/ctf/common/notif-iter/notif-iter.c: add logging
        * fs-sink: flush open packets on destroy
        * Fix sink.ctf.fs: mark the trace as static on destroy
        * fs-sink: fix check trace completed when static is set
        * lttng-live: populate trace name
        * Fix: cancel a notif. iter. finalized during its "next" method
        * Fix: do not allow a notif. iter. to call the user's "next" method once finalized
        * ir: do not try to create initial packet/event fields when opt. FT is NULL
        * copy_trace: copy the trace name
        * fs-sink: handle trace name
        * always copy packet/content_size, they are overwritten by the lib when necessary
        * Fix copytrace: copy the entire payload_type
        * clock description is optional
        * move the copy of event_context in ctf_copy_event_class
        * Fix copytrace: packet header is optional
        * support adding streams on non-static traces
        * Remove dead code from the debug-info component class
        * Fix debug-info: handle event layouts of lttng-ust traces prior to 2.9
        * fs-sink: fix handling static notifications
        * fs-sink: move stream and stream_class maps in fs_writer struct
        * fs-sink: explicitely handle stream_begin notif
        * fs-sink: trace static handling + cleanup teardown
        * Use abort() instead of a false assertion
        * doc/Makefile.am: do not install internal documentation
        * lib/ctf-writer/writer.c: logging: change tag to `CTF-WRITER`
        * Add missing include of unistd.h
        * Port: use portable print format for size_t
        * Port: internal logging print format for mingw
        * Port: replace strerror_r() with glib g_strerror()
        * Port: Use g_setenv instead of setenv
        * Port: Plugin extension is platform specific
        * Port: No setuid on windows
        * Port: Use glib g_get_home_dir to get home dir on mingw
        * Port: Dummy locking of stdout on mingw in libtap
        * Port: Add missing includes for mingw
        * Port: memstream compat for mingw
        * Port: Use portable format string for ISO 8601 dates
        * Port: add missing include for stdio.h compat
        * Port: Add utsname.h compat for mingw
        * Port: Add mman.h compat for mingw
        * Port: Namespace tokens in ctf metadata parser/lexer
        * Port: Add posix_fallocate compat for mingw
        * Port: Add timegm compat for mingw
        * Port: Add time.h compat for mingw
        * Port: Disable debug info by default on mingw
        * Port: win32 DLLs don't support hidden symbols
        * Port: Add missing byteswap compat for mingw
        * Port: Fix libuuid compat on mingw
        * Port: Add AC_USE_SYSTEM_EXTENSIONS with mingw support
        * Port: Add bt_common_get_page_size
        * Port: Use glib portable macros to convert gpointer to int
        * Port: use portable pointer type in bt_list_entry
        * Fix: test-utils-muxer.c: initialize "next" return with OK status
        * ir: do not create empty structure for optional scope field types
        * test_ctf_writer.c: set PACKET_RESIZE_TEST_LENGTH to 100000 again
        * utils.muxer: remove upstream notif. iter. once ended/canceled
        * configure.ac: use $enableval in AC_ARG_ENABLE()
        * doc/logging-guide.adoc: minor fixes + add "Instrument a module" section
        * cli: use standard logging files and macros
        * python-plugin-provider: use standard logging files and macros
        * plugins/ctf/lttng-live: use standard logging files and macros
        * plugins/ctf/common/btr: use standard logging files and macros
        * logging-internal.h: add BT_LOG_LEVEL_EXTERN_SYMBOL(), BT_LOG_INIT_LOG_LEVEL()
        * plugins/ctf/common/btr/btr.c: add logging
        * Logging: require modules to define BT_LOG_OUTPUT_LEVEL
        * bt_value_get_type(): not a warning if value is NULL
        * bitfield-internal.h: fix negative value shifting warnings
        * tests/lib: do not call bt_ctf_trace_set_native_byte_order() if not needed
        * ir: add BT_CTF_BYTE_ORDER_NONE and make it the default trace's native BO
        * ctf plugins: prepend trace's hostname, if exists, to trace name
        * ctf.fs source: use last path parameter's element as base for trace names
        * Docs: add informal comments to common-internal.h
        * Add bt_common_normalize_path()
        * stream.c: allow stream PC's `events_discarded` field to be set by user
        * Remove remaining old test files
        * tests/cli/Makefile.am: remove duplicate test in TESTS list
        * Fix: test_convert_args: use util.muxer's `assume-absolute-clock-classes` param
        * Fix: test_ir_visit.c: create valid SC PC/EH and trace packet header
        * Fix: test_ctf_ir_ref.c: create valid SC PC/EH and trace packet header
        * Remove warnings when using bt_plugin_create_all_from_dir()
        * Fix: make Python plugin provider have its own log level
        * Add bt_log_get_level_from_env() and use it
        * configure.ac: add details to final report
        * python-plugin-provider/python-plugin-provider.c: add logging
        * cli: check for cancellation before running the graph, add relevant logging
        * lib/plugin/plugin-so.c: add logging
        * test_ctf_writer.c: add "trace is static" listener tests
        * Add bt_ctf_trace_add_is_static_listener() and ..._remove_is_static_listener()
        * Fix builds with built-in plugins
        * lib/plugin/plugin.c: improve log levels
        * text.pretty: create an event string instead of using fprintf()/fputs()
        * Fix debug-info: prevent invalid access in the original event_context
        * Make bt_graph_add_*_listener() function return a listener ID
        * Rename "ignore-absolute" parameter to "assume-absolute-clock-classes"
        * Tests: possible dereference of NULL argument to strcmp
        * Fix: return error on empty list in get_unary_unsigned
        * Fix: missing error code on signed clock value in trimmer
        * Fix: uninitialized destination component on unknown args
        * Fix: use of uninitialized value in visit_*_decl_entry
        * Fix: return of garbage value in copy_find_clock_array_field on error
        * Fix: return of garbage value on empty specifier list
        * Fix: return of garbage value when trace has no stream classes
        * Fix: NULL dereference in logging on btr allocation failure
        * Fix: NULL dereference in logging on notit allocation failure
        * Fix: dereference of NULL mdec when opening packetized metadata file
        * Fix: potential NULL dereference of ctf_fs_file path
        * Fix: ds_file_munmap must check ds_file for NULL
        * Fix: unchecked bt_ctf_event_set_clock_value return value
        * Clean-up: unused next_return assignation in muxer test
        * Fix: uninitialized ret value used in set_debug_info_field
        * Fix: possible NULL dereference of uuid in test
        * lib/plugin/plugin.c: add logging
        * Replace all assert(false) and assert(0) with abort()
        * lib/graph/iterator.c: add logging
        * lib/graph/clock-class-priority-map.c: add logging
        * lib/graph/component-class.c: add logging
        * lib/graph/sink.c: add logging
        * lib/graph/filter.c: add logging
        * lib/graph/source.c: add logging
        * Remove useless component/iterator validation functions
        * bt_notification_iterator_create(): assert the type of comp. class
        * lib/graph/connection.c: add logging
        * fix: bt_put on potentially unintialized variable
        * fs-sink: only subscribe to relevant notifications
        * fix: useless warning
        * Fix debug-info leak: unbalanced get/put
        * trimmer: cleanup the packet_map if iterator destroyed early
        * debug_info fix: useless reference
        * debug-info fix: remove useless get function
        * trimmer: close when end is reached
        * trimmer fix: notification handling
        * debug_info: fix graph connection
        * fix copytrace: set the byte order
        * copytrace: option to skip the copy of packet/content size
        * fix: optional fields
        * lib/graph/notification/event.c: fix clock class leak
        * lib/graph/port.c: add logging
        * Remove component's initialization state flag
        * lib/graph/component.c: add logging
        * bt_ctf_stream_map_component_to_port(): log before and after
        * Remove bt_component_set_name()
        * lib/graph/graph.c: add logging
        * Remove bt_graph_add_component_as_sibling()
        * bt_ctf_trace_destroy(): logging: difference between destroying and putting
        * bt_ctf_stream_class_destroy(): log what is being destroyed/put
        * lib/ctf-ir/event-class.c: minor logging message edit
        * lib/ctf-ir/validation.c: add logging
        * ref.c: warn when the ref count goes from 0 to 18446744073709551615
        * ref.c: do not change ref count when release function is not set
        * lib/ctf-ir/resolve.c: add logging
        * field-path.c: add internal function to stringify a field path
        * lib/ctf-ir/trace.c: add logging
        * ctf.fs source: make traces static when all streams are created
        * plugin-so.c: use BABELTRACE_NO_DLCLOSE env. var. to avoid dlclose()
        * ctf.fs source: add trace file rotation (stream instance ID) support
        * ctf plugin: add bt_ctf_notif_iter_get_packet_header_context_fields()
        * ir: add stream ID API
        * cli: --force-correlate -> utils.muxer's `ignore-absolute` parameter
        * Fix: do not require lttng-utils.debug-info with --disable-debug-info
        * Fix: ctf.fs source: append all ctf_fs_trace objects to component's list
        * ctf.fs source: recurse to find multiples CTF traces
        * Fix warnings emitted by `gcc -Wall`
        * Library: log version (INFO) on construction
        * babeltrace(1): reset console after graph stops running
        * logging-internal.h: use __attribute__((format)) to check parameters
        * Logging: fix wrong parameters, superfluous commas, etc.
        * lib/ctf-ir/event.c: replace some BT_LOGE() with BT_LOGW()
        * CTF writer: stream: handle automatic fields more securely
        * Validate CTF semantics in selected CTF IR functions
        * Event notification: make sure contained event has a trace
        * lib/ctf-ir/stream.c: add logging
        * fields.c: get non-existing field: log level WARN -> VERBOSE
        * bt_ctf_event_serialize(): do not log whole function (done in stream.c)
        * Fix: lttng-live enum mismatch
        * lib/ctf-ir/field-types.c: use `int`, not `int64_t` for return value
        * Fix: lib/ctf-ir/event-class.c: fix warnings on `ret` condition
        * Fix: g_quark_try_string() is usually not a WARN trigger
        * Fix: set no field in event/packet without warnings or failing
        * lttng-live: handle EINTR and graph cancelation
        * Fix: invoke bt_ctf_trace_set_is_static only when trace is destroyed
        * lib/ctf-ir/utils.c: add logging
        * lib/ctf-ir/fields.c: add logging
        * lib/values.c: add more verbose/debug logging
        * lib/ctf-ir/packet.c: add more debug logging
        * lib/ctf-ir/event-class.c: add more verbose/debug logging
        * lib/ctf-ir/attributes.c: add assert()
        * Update logging guide: more about the WARN level
        * lib/ctf-ir/field-types.c: logging: log more details
        * lib/ctf-ir/event.c: logging: fix log levels and more verbose/debug logging
        * lib/ctf-ir/field-types.c: logging: log struct/var FT field destruction
        * lib/ctf-ir/field-types.c: logging: log only specific functions
        * lib/ctf-ir/field-types.c: logging: log more details when freezing
        * lttng-live: change loglevel env var to BABELTRACE_PLUGIN_CTF_LTTNG_LIVE_LOG_LEVEL
        * lttng-live: ensure that port connections go to the same component
        * Fix: don't call iterator finalize more than once
        * Fix: muxer: handle CANCELED status
        * Update logging guide
        * lib/ctf-ir/field-types.c: add verbose logging (modifying functions)
        * LTTng live: use common url parser
        * Implement cmd_print_lttng_live_sessions
        * lib/values.c: use assert() instead of checking error
        * lib/ctf-ir/stream-class.c: logging: fix typo
        * Logging: use WARN level where appropriate
        * lib/ctf-ir/field-types.c: add logging
        * cli/babeltrace.c: logging: add details in graph listeners
        * lib/ctf-ir/field-path.c: add logging
        * lib/values.c: logging: log original and copy addresses
        * lib/ref.c: logging: show current count and new count in messages
        * lib/ctf-ir/stream-class.c: add logging
        * lib/ctf-ir/event.c: logging: remove some context given by other statement
        * lib/values.c: logging: log array size when out of bound
        * lib/ctf-ir/event-class.c: add logging
        * lib/ctf-ir/event.c: add logging
        * Add internal bt_ctf_field_type_id_string()/byte_order_string()
        * lib/values.c: logging: log value's type name
        * lib/ctf-ir/clock-class.c: improve logging with clock class's name
        * Include <babeltrace/lib-logging-internal.h> before anything else
        * cli/babeltrace.c: improve main loop's logging
        * cli/babeltrace.c: handle usleep()'s error
        * lib/ctf-ir/packet.c: add logging
        * cli/babeltrace.c: do not call load_all_plugins() in commands
        * logging-internal.h: fix include name in comments
        * include/babeltrace/object-internal.h: add logging
        * Collect useless graph's connections
        * Implement logging in lttng-live component
        * cli/babeltrace.c: add logging when the command completes
        * babeltrace(1): handle SIGINT to cancel the graph gracefully
        * Fix possible leaks in graph's current design
        * BT_GRAPH_STATUS_CANCELED is not an error, thus use a positive value
        * Implement ctf.lttng-live component
        * Fix: IR visitor: error msg printing
        * Move print.h header to upper level dir
        * utils.muxer: fix ownership of objects
        * Add graph cancellation API
        * port.{h,c}: use `bt_bool` instead of `int` where appropriate
        * ir: utils: use `bt_bool` instead of `int` where appropriate
        * ir: fields/field-types: use `bt_bool` instead of `int` where appropriate
        * ir: clock class: use bt_bool instead of int for boolean properties
        * Do not use `bool` type; use new `bt_bool` instead
        * Update include/babeltrace/babeltrace.h
        * Add extras/gen-babeltrace-h.py: include/babeltrace/babeltrace.h generator
        * Move library's version API to include/babeltrace/version.h
        * include/Makefile.am: add titles (comments) to groups of files
        * Remove "end of trace" notification headers
        * Normalize public header include guards
        * lib/ref.c: add logging
        * lib/ctf-ir/clock-class.c: add logging
        * test_ctf_writer.c: remove negative index tests
        * lib/ctf-ir/attributes.c: add logging
        * ir: attributes: fix index and count integer types
        * lib/values.c: add logging
        * tests/lib/Makefile.am: fix check_ vs. noinst_ prefix
        * cli: add logging
        * common: optimize color code functions
        * Fix CLI to work with multiple ports and dynamically added ports
        * Add logging API (internal to log, public to set the current log level)
        * bt_common_shell_quote(): accept new parameter `with_single_quotes`
        * Rename tests/bin -> tests/cli
        * configure.ac: define BT_ENABLE_DEBUG_INFO depending on the support
        * ctf.fs source: metadata: fix error paths
        * tests/bin/test_convert_args: fix after updating CLI
        * tests: put TESTS list in each Makefile.am
        * plugins/ctf/fs-src/data-stream.c: fix text width
        * babeltrace-internal.h: remove unused declarations
        * Do not use printf_warning() in the library
        * Rename writer.writer -> ctf.fs (sink) and standardize plugin descriptions
        * Rename debug_info.debug_info -> lttng-utils.debug-info
        * debug-info.debug-info: do not use global opt_* symbols anymore
        * Fix: ir: bt_ctf_field_type_variant_validate(): do not compare to tag length
        * Subscribe to notifications when creating a notif. iterator
        * notif-iter.c: fix warnings
        * Make bt_ctf_event_class_create() create an empty context FT
        * Add bt_ctf_stream_class_create_empty()
        * Remove BT_CTF_FIELD_TYPE_UNTAGGED_VARIANT
        * Internalize trace listener API and bt_ctf_trace_get_metadata_string()
        * ir: make bt_ctf_trace_create() create an empty packet header FT
        * utils.muxer: add and handle `ignore-absolute` parameter
        * Remove default port API
        * trace.h: API doc: do not mention listener (now internal)
        * visitor-generate-ir.c: fix some error reporting terms
        * visitor-generate-ir.c: set trace object's UUID
        * Rename bt_ctf_trace_get_byte_order() -> bt_ctf_trace_get_native_byte_order()
        * ir: add trace UUID getter and setter
        * utils.muxer: fix bad behaviour caused by notification buffering
        * Set private port's user data on creation
        * Remove bt_ctf_stream_class_get_event_class_by_name()
        * test_trace_listener.c: fix: set trace's native byte order
        * Standardize *get_*() functions
        * Make libctfcopytrace a convenience lib. and link to it in plugins
        * Standardize *get_*_count() functions
        * ISO C: empty file needs at least one declaration
        * Rename CTF IR integer FT signedness functions to use "is"
        * Rename bt_ctf_clock_class_get_is_absolute() -> bt_ctf_clock_class_is_absolute()
        * text.pretty: use "path" param. name instead of "output-path"
        * Add static trace tests
        * Add the concept of a static trace
        * Add bt_ctf_trace_get_stream_count() and bt_ctf_trace_get_stream()
        * Add bt_plugin_set object
        * ctf: bt_ctf_notif_iter_get_next_notification(): require CC prio. map
        * Use bt_clock_class_priority_map_add_clock_class() to change a priority
        * Add bt_clock_class_priority_map_copy()
        * field-types.h: API doc: add missing prehot{}
        * Freeze bt_clock_class_priority_map in related notifications
        * Add notification iterator tests
        * Notification iterator: generate automatic notifications when missing
        * Remove notification-schema.h: not needed for 2.0
        * utils.dummy: handle AGAIN and END statuses correctly
        * text.pretty: handle AGAIN status
        * utils.muxer: fix unhandled connected ports during notif. iter. init.
        * text.pretty: fix handle_notification()
        * utils.muxer: fix behaviour with ports connected during next/init ops
        * Add basic utils.muxer tests
        * Add utils.muxer component class
        * bt_plugin_create_append_all_from_dir(): use printf_verbose() instead of error
        * Event notification: validate that CC in the CC prio map have a value
        * event-class-internal.h: fix include warning
        * text.pretty: remove unused debug info options
        * text.pretty: use clock class with highest priority to print the timestamp
        * Add bt_plugin_find_component_class()
        * Fix: ctf: notif-iter.c: update_clock() uses the wrong FT sometimes
        * ctf.fs: make clock classes absolute when it's an LTTng metadata
        * Use the same values for different status codes
        * Add bt_component_class_is_source/filter/sink()
        * Add bt_port_is_input(), bt_port_is_output()
        * Add bt_component_is_source(), bt_component_is_filter(), bt_component_is_sink()
        * Fix a few include warnings
        * plugins/ctf/fs/metadata.c: remove invalid return code assignment
        * bt_component_create(): create convenient empty map parameters when NULL
        * Add BT_NOTIFICATION_ITERATOR_STATUS_AGAIN status
        * test_graph_topo: test both "port connected" and "accept port connection"
        * Add "port connected" component class method
        * Rename text.text sink CC to text.pretty
        * Rename lib/component/ -> lib/graph/ to match include/babeltrace/graph/
        * Add `-internal` suffix to all internal header files
        * Add bt_version_get_*() functions to dynamically get the lib's version
        * .gitignore: ignore gcov files
        * ctf plugin: add CTF metadata decoder API
        * tests/lib/common.c: add missing includes
        * bt_notification_event_create(): validate and freeze event
        * Add inactivity notification
        * Add frozen property to notification objects
        * ir: bt_ctf_event_set_clock_value(): validate clock value's class
        * ir: make sure you can't add a SC to a trace with a native BO
        * CTF writer: restore native byte order is the CPU's native byte order
        * Rename bt_ctf_trace_set_byte_order() -> bt_ctf_trace_set_native_byte_order()
        * test_bt_ctf_field_type_validation: fix compiler warnings
        * Rename bt_ctf_type_id -> bt_ctf_field_type_id (and the enumerators)
        * fix Makefile for libbabeltrace-ctf
        * fix warnings
        * fix missing libbabeltrace-ctf for libctfcopytrace
        * fixes after rebase on eepp-jgalar/fixes-mar-7
        * Text: handle output file
        * text: escape control sequences characters
        * Support for --clock-offset and --clock-offset-ns
        * Text output identical with babeltrace 1
        * fix: missing equal sign when printing events without colors
        * debug-info filter plugin
        * Make bt_ctf_field_structure_set_field public
        * cleanup error paths in trimmer, writer and ctfcopytrace
        * trimmer: Update the bounds of the trimmed packets
        * Fix graph facilities handling in writer component class
        * fix trimmer compiled library name
        * writer: create event classes lazily
        * libcopytrace: export ctf_copy_event_header
        * Override clock fields in copied traces
        * Create a library to copy a CTF trace
        * Allow to set the size of an integer type
        * Fix writer: leak of the event classes
        * Fix writer: missing put ref to values and types
        * Fix writer: leak of the header fields
        * Rename converter/ -> cli/ (it's more than a converter now)
        * Event notification: pass CC priority map on creation
        * Remove Babeltrace 1 files and reorganize the tree
        * ctf.fs: bt_ctf_notif_iter_create(): assert() that all medops exist
        * trace.h: update API doc
        * tests: add clock class priority map tests
        * Add clock class priority map object
        * ctf.fs: split streams, one per port
        * Add user data for private port
        * Add graph topology tests
        * Call a single "ports connected/disconnected" graph listener instead of two
        * Fix: call acting component's "port disconnected" method too
        * bt_graph_connect() -> bt_graph_connect_ports()
        * Rename <babeltrace/component/...> -> <babeltrace/graph/...>
        * Update notification iterator's "init" function signature
        * Remove the need to implement the notification iterator's "get" method
        * "destroy" method -> "finalize" method
        * Accept port connection method: take other port as parameter
        * Visibility: split graph API into public and private interfaces
        * Add graph event listeners
        * Allow a component to remove a port and any user to disconnect one
        * Put Python plugin support in a separate shared object
        * Add `babeltrace convert` argument tests
        * CLI: add `run` command and make `convert` command use it
        * Fix: missing reference release in field reset
        * Fix: bt_connection_get_*_port() must take a reference on port
        * Fix: only remove newly added components on connection error
        * Fix: only add components to graph if they are not already present
        * Fix: release the reference held by a child to its former parent
        * babeltrace-cfg.c: do not allow duplicate -v option
        * babeltrace-cfg.c: add "Command line error" prefix to error messages
        * babeltrace-cfg.c: do not infer text.text sink with -v
        * babeltrace(1): add --filter option to create filter components
        * babeltrace(1): escape '.' in PLUGIN.COMPCLS arguments
        * common.c: bt_common_colors_supported(): add a few supported terminal prefixes
        * Return component port counts by parameter
        * Remove component prefix from graph, connection and port filenames
        * Add missing include in component-sink-internal.h
        * Build and run hard-coded component graph in babeltrace.c
        * Use graph facilities in dummy sink component class
        * Use graph facilities in text component class
        * Use graph facilities in trimmer component class
        * Use graph facilities in writer component class
        * Add missing forward declarations to component-class.h
        * Replace add_iterator methods by a single new_connection method
        * Implement the component graph interface
        * Hide bt_component_sink_consume
        * Hide filter iterator creation functions
        * Hide source iterator creation functions
        * Hide filter creation functions
        * Add ports to the source, filter and sink component interfaces
        * Add the component port interface
        * Text: print unknown enumeration mappings in red
        * Implement the component connection interface
        * Text: tone down the rainbow text color scheme
        * Rename "query info" to "query" everywhere, and "action" to "object"
        * text: mask some internal fields
        * Add the verbose parameter to the legacy text options
        * babeltrace(1): support -o metadata legacy option
        * ctf.fs source: add `get-metadata-info` query info action
        * babeltrace(1): print value with colors
        * babeltrace(1): add the query-info command
        * babeltrace-cfg: put comp. class type within struct bt_config_component
        * bt2: test query info API
        * bt2: add support for the "query info" API
        * bt2: raise when bt2.create_plugin_from_name() finds nothing
        * Add query info API tests
        * SO plugin API: add comp. class query info method macro and use it
        * Add bt_component_class_query_info() API
        * babeltrace(1): handle legacy -o dummy option
        * Add utils.dummy component class, move plugins/trimmer to plugins/utils
        * text plugin: add color support
        * babeltrace(1): add --connect option and connection management
        * babeltrace convert: add --name option
        * babeltrace(1): add help command
        * babeltrace-cfg.c: improve error messages
        * Make babeltrace(1)'s CLI Git-like and implement the list-plugins command
        * babeltrace.c: replace printf_verbose() with printf() where appropriate
        * Cleanup babeltrace-cfg, use BABELTRACE_PLUGIN_PATH
        * bt2: test comp. class help attribute
        * bt2: add support for comp. class help
        * Add shared object comp. class help attribute test
        * Shared object plugin: add component class help support
        * Add component class help property
        * bt2: add create_plugin_from_name()
        * Add bt_plugin_create_from_name() tests
        * Add bt_plugin_create_from_name()
        * Add support for plugins written in Python
        * Add Babeltrace 2 Python bindings tests
        * Add Babeltrace 2 Python bindings
        * bt_ctf_event_set_clock_value() does not need a clock class
        * Add bt_ctf_clock_value_get_class()
        * Install notification headers in babeltrace/component/notification
        * component.c: return NULL when there's no name, not ""
        * component.c: iterator init method is optional
        * Writer fix: set packet size to 0 on flush failure
        * Writer: only reset automatically-set fields
        * Writer: introduce try_set_structure_integer_field
        * Writer: set the discarded events's value before serializing
        * Writer: validating the packet header is not necessary
        * Tests: add empty packet writer test
        * Fix: only serialize a field if it is set
        * Fix: log structure field name on serialization failure
        * Tests: rename empty packet context test
        * Rename *create_iterator*() -> *create_notification_iterator*()
        * Add bt_component_*_create_iterator_with_init_method_data()
        * Remove unused bt_component_class_filter_init_iterator_method
        * Tests: close writer object before reading the trace produced
        * Fix: missing NULL check in ctf_fs_iterator_destroy_data
        * Test: remove produced trace at the end of the empty packet test
        * Clarify plug-in ABI version logging on plugin load
        * Add missing .gitignore entries
        * Tests: add the plugin tests to the make check target
        * Fix: add missing NULL check in ctf_fs_destroy_data
        * Fix Makefile.am files regarding headers
        * Rename input.h -> component-input-internal.h
        * Set notification iterator methods to the component class
        * plugin-dev.h: put selector (type) close to union in structures
        * Plugins: use UNUSED_VAR instead of casting to void
        * Add bt_component_create_with_init_method_data()
        * babeltrace.c: print plugin version when available
        * Add tests for plugin version
        * Add plugin (user) version information
        * Add bt_component_class_freeze()
        * Prefix {source,filter,sink}*.h file names with component-
        * Refactor the component class and component API
        * Move enum bt_component_type to component.h
        * Refactor the plugin registration and loading machinery
        * Add bt_plugin test
        * Decouple component class from plugin subsystem, remove component factory
        * ref.h: doc: fix typo
        * Writer: don't allow more than one packet without packet context
        * Tests writer: write a trace defining no packet context
        * Writer: minimize packet padding
        * Writer: support traces defining no packet contexts
        * Update test_ctf_writer.c header
        * Fix text plug-in: missing function name change
        * API doc: document include files and how to build
        * ref.h, values.h: doc: add #include in description
        * API doc: update main-page.dox
        * API doc: add more details about reference counting
        * values.h: doc: rephrase map foreach callback ref
        * Fix API doc's content and style for enum. FT mapping iterator
        * Fix: bt_config_init_from_args has no ownership of cfg
        * Fix: prepend to $program_transform_name instead overriding it
        * Docs: document enumeration mapping iterator API
        * Docs: add documentation for bt_ctf_field_type_enumeration_find_mappings*
        * Add missing bt_ctf_field_type_enumeration_mapping_iterator declaration
        * Remove bt_ctf_field_type_enumeration_get_mapping_name
        * Modify bt_ctf_field_enumeration_get_single_mapping to return iterator
        * Fix: memory leak when using mapping iterator
        * Fix: check enum overlap as long as the type is not frozen
        * Fix: allow duplicate keys and overlapping ranges in enumerations
        * API doc: add int/float field type examples
        * stream-class.h: doc: fix trace/packet instead of stream/event
        * Document fields.h (API)
        * field-types.h: doc: bt_ctf_field_type_copy(): add not frozen @post
        * field-types.h: doc: fix missing plural
        * doc/api/README.adoc: fix double "followed by"
        * field-types.h: doc: add note about freezing
        * Test fix: a stream class' clock must be associated to its writer
        * ir: add bt_ctf_clock_class object, modify bt_ctf_clock object
        * ir: stream: add bt_ctf_stream_is_writer()
        * Fix: remove assert() for existing SC field types
        * Only output configuration diagnostic information in verbose mode
        * Update .gitignore
        * Generate a binary looking for in-tree plug-ins
        * Trimmer fix: don't emit end of trace on out-of-bound event
        * Trimmer fix: forward evaluation result to downstream components
        * Clean-up indentation in babeltrace-cfg.c
        * ctf-fs fix: only apply timestamp end field on packet end
        * Fix: don't attempt to mmap packet at end of file
        * Fix: print usage even if omit arguments are received
        * Fix: integration of legacy mode with implicit source
        * Tests: adapt writer tests as IR now allows NULL headers and contexts
        * Stop trimmer iteration when end bound is reached
        * Fix: passing NULL to glib mapped file unref function is not allowed
        * Fix IR visitor: set min alignment on structure field type
        * Fix: don't use implicit source in legacy mode
        * Fix: babeltrace launch wrapper script
        * Use build tree plugins when executing from build tree
        * Move print level of duplicate component warning to verbose
        * Handle system and home plugin paths
        * Fix: params arg parsing: apply to current component params
        * Implement implicit source component
        * Remove unused index version fields
        * Build CTF stream indexes from LTTng index files
        * Add timerange, begin, end parameters
        * trimmer: error checking, reporting, begin > end check
        * trimmer: infer end date from begin date
        * Support standard timestamp formats for begin/end
        * Trimmer: Filter-out packet that are not in the specified range
        * Rename bt_notification_packet_start to "begin"
        * Fix: handle size 0 CTF fs streams
        * Writer fix: don't skip first notification
        * Writer: null contexts are not an error
        * clock working
        * fix: missing free on error path
        * use GString instead of non-portable char[PATH/NAME_MAX]
        * fix: add .a of the ctf writer plugin in Makefile
        * CTF Writer sink
        * Add a trimmer component to the graph if begin/end options are used
        * Additional check added to bt_component_sink_validate
        * Implement bt_notification_iterator_set_seek_time_cb
        * Clean-up notification iterator creation function
        * Add filter component creation and validation callback
        * Add branch prediction hints in ref count interface
        * Clean-up: Add missing forward declaration
        * Add bt_notification_iterator_seek_time_cb to notification iterator
        * Implement the filter base class validation and creation
        * Implement the trimmer plug-in
        * Add a "set" attribute to component begin/end config
        * Component iterator points to first notification on creation
        * gitignore TAGS and cscope
        * Clean-up component-class internal header
        * Implement the Component Graph API
        * field-types.h: doc: use FT/field aliases
        * doc/api: Doxyfile: add FT/field aliases
        * trace.h: doc: add missing end of group
        * packet.h: doc: add missing end of group
        * Document field-types.h (API)
        * values.h: doc: fix doc
        * trace.h: doc: ctfirfieldtype -> ctfirfieldtypes
        * doc/api/dox: update pages
        * api/doc: update Doxyfile.in and add custom layout file
        * bt_ctf_field_type_get_byte_order(): support enum FT
        * field-types.c: check that we don't add self FT to struct/var FT
        * API doc: CTF IR writer -> CTF writer
        * Add trimmer plug-in skeleton
        * Fix compiler warnings
        * Cleanup: object-internal.h static inlines
        * Fix: ctf_fs debug variable should be extern
        * Docs: allow NULL packet, stream and event headers, contexts and payloads
        * Allow NULL bt_ctf_packet_set_header and bt_ctf_packet_set_context
        * Handle NULL stream/packet/event headers, contexts and payloads
        * text output plugin: print time delta
        * text output: wire up clock options, error checking
        * Remove callsite text output code
        * Print other fields
        * Allow NULL (unset) packet, stream and event headers, contexts
        * Add time seek interface stub
        * Move component iterator creation to base component class
        * event.h: doc: put @cond/@endcond on single lines
        * ref.h: doc: clarify descriptions
        * API doc: add notes about automatic resolving
        * Document field-path.h (API)
        * event.h: doc: add missing parameter
        * API doc: add missing @postrefcountsame conditions
        * API doc: add #include line in the detailed description
        * Document event.h (API)
        * stream.h: doc: add missing type doc
        * event-class.h: doc: reorder functions
        * trace.h: doc: fix HTML tag
        * babeltrace-cfg: add the --path option
        * babeltrace-cfg: always copy the parameters of component instances
        * trace.h: doc: various fixes
        * stream-class.h: doc: add freezing postcondition
        * stream-class.h: doc: add note about CTF IR writer-only API
        * Document stream.h (API)
        * Document utils.h (API)
        * Document visitor.h (API)
        * Rename visitor and element names
        * Use components specified on the command line
        * babeltrace-cfg: fix terminology (component instance vs. class)
        * babeltrace-cfg: replace " with ` in messages
        * babeltrace.c: show beginning and end timestamps if available
        * babeltrace-cfg: add begin/end NS options
        * babeltrace-cfg: add --base-params and --reset-base-params options
        * values.c: completely initialize the bt_value_null_instance object
        * ref-internal.h: do not increment ref count if release not set
        * test_bt_values.c: test bt_value_map_extend()
        * values: add bt_value_map_extend()
        * babeltrace.c: fix printing issues
        * babeltrace-cfg: use --params to set parameters of latest instance
        * Document trace.h (API)
        * Document packet.h (API)
        * Document stream-class.h (API)
        * Document event-class.h (API)
        * Document values.h (API)
        * Document ref.h (API)
        * doc/api: add README.adoc
        * Add Doxygen support to build system to build the API doc
        * Allow ctf-writer to use new time-keeping facilities
        * Add a shadow HT to query event classes by id
        * Implement proper notification comparison
        * Print timestamps in text plug-in
        * Replace hackish use of bt_ctf_field_validate by is_set
        * Fix logging typo
        * Implement bt_ctf_field_is_set()
        * Implement bt_ctf_clock_value interface
        * Track clock states in notification iterator
        * Freeze original field type copied on validation
        * Add trace name attribute
        * Add logging to validation and serialization failure paths
        * fix leak in structure validation logging
        * Handle empty strings in the notif-iter btr_string callbacks
        * Allow stream_id change in event class attributes
        * Add field validation logging
        * remove double bt_put
        * Text output plugin argument parsing
        * Implement output text plugin (basic)
        * Fix: documentation: refer to bt_put()
        * fix initialize stream which may be used in error paths
        * Coding standard clean-ups
        * fix leak of event class
        * fix leak of variant field path
        * stream leak in ctf_fs_iterator_next
        * Remove superflous set_current_packet_content_sizes
        * Add bt_notification_get_stream interface
        * Merge streams in ctf fs component
        * Validate notification type before casting
        * Remove unnecessary check of release callback on bt_ref_get
        * Large performance improvement by caching event class name and id
        * Fix: ensure that a stream class is not associated to a trace
        * Fix: SIGBUS error on reading past a file's end in mmap'ed region
        * Allow user data in heap compare function
        * Test bt_notification_heap
        * Implement the notification heap interface
        * Add bt_notification_heap interface
        * Validate ref count opt-in in bt_ref_get
        * Null check of plug-in properties in debug output
        * Make --plugin-path optional
        * Add bt_ctf_field_variant_get_tag
        * Fix space indentations
        * Add missing line-feeds in logging
        * Add support for statically-built plug-ins
        * Add bt_ctf_event_get_packet
        * Wrong file name in ctf/plugin.c header
        * Add test_ir_visit and test_trace_listener to the test list
        * Fix verbose and debug mode options
        * ctf-fs: missing component->streams NULL check
        * converter: parse 1.x and 2.0 options
        * Fix libadd referring to text plugin
        * Add missing text plugin files
        * Missing btr makefile
        * Add missing event notification implementation file
        * allow multiple ctf streams to be open
        * Rename correlator to muxer
        * Fix packet switch bug
        * Implement filter component type
        * Add filter component type
        * Sinks own their input iterators
        * text: Remove stream_timestamps hashtable
        * Docs: bt_ctf_stream_class_add_event_class comment typo
        * text: wip event formating
        * Fix source component memory leak
        * add end of stream notification
        * Plugins are alive!
        * add debug printout
        * Fix: uninitialized use of ctf_fs
        * Add reading loop to babeltrace binary
        * Implement notification iterator wrappers
        * Implement ctf fs iterator functions
        * Fix: path value retrieval memory leak
        * Init ctf fs data and metadata streams
        * Move remaining protorectoral files to ctf fs plugin
        * Accomodate component destructor API changes in text plugin
        * Add ctf fs iterator initialization
        * Check for NULL user destroy in iterator
        * Code standard cleanup
        * Implement base iterator interface
        * Add notification utility library
        * Add implementation of bt_component_source_set_iterator_init_cb
        * Cleanup ctf/fs/Makefile.am
        * Add bt_component_source_validate() implementation
        * Integrate ctf proto into the plugin build system
        * destroy_text must conform to bt_component_destroy_cb
        * Add ctf fs component skeleton
        * Reorder bt_component_status enum
        * Remove weird character from ctf-btr.h
        * Remove bt_ctf_clock_create_empty() usage
        * Add ctf-reader prototype
        * ir: make bt_ctf_field_type_copy() public
        * Tests: NULL clock names are now allowed
        * Add documentation to bt_ctf_clock_set_name
        * Allow NULL clock name
        * ir: allow the creation of an empty clock (nameless)
        * Workaround glib g_module_open bug
        * Missing dirent include in component-factory.c
        * Recursively search the plugin path
        * Tests: add trace listener interface test
        * trace listener test
        * Clean-up: use COMMON_TEST_LDADD to simplify Makefile
        * Implement trace listener interface
        * Change "handler" terminology to the more specific listener
        * Tests: add visitor interface test
        * Add CTF-IR visitor interface
        * Add trace moficiation notification handler interface
        * Docs: fix comment
        * Cast destroy_text to bt_component_destroy_cb
        * Update text plugin skeleton
        * Take ownership of component class in bt_component_source_create
        * Implement bt_component_sink_set_handle_notification_cb
        * Register sink components to the event notification by default
        * Implement sink validation function
        * Call plugin exit function before unloading
        * Implement bt_component_set_destroy_cb
        * Fix error check not checking for BT_COMPONENT_STATUS_OK
        * Make component class destructor optional
        * Update copyrights
        * Clarify bt_component_sink_handle_notification_cb semantics
        * Clarify bt_component_destroy_cb semantics
        * Clean-up in babeltrace.c
        * Leak fix
        * Add bt_component_sink_register_notification_type
        * Initialize component class init callback
        * Remove bt_component_set_error_stream
        * Warn on duplicate component class registration
        * Don't load plug-ins recursively by default
        * Bump library version to 2.0
        * Install plugins in $(libdir)/babeltrace/plugins
        * Plugins: rename reader -> fs, and symbols.c to plugin.c
        * Plugins: remove unnecessary stuff in Makefile.am files
        * Move plugin system sources to lib/plugin-system
        * Strip babeltrace.c
        * Add base plug-in skeletons
        * List detected component classes
        * Fix header guard
        * Component creation
        * Introduce public component class interface
        * Remove specialized reference counting functions
        * Plugin symbol resolving fix
        * Coding style fix
        * Build fix
        * text plugin test
        * Create sink plugins
        * Discover plugins in converter.c
        * Adapt plugin system to use unified reference counting
        * Add ctf-text entry point initialization comment
        * ctf-text plugin stub
        * Resolve plugin symbols
        * Introduce bt_plugin and bt_component_class
        * Load plugins and components
        * Start of bt_component_factory implementation
        * Docs: plugin-system.h documentation
        * Move initialization of components to init functions
        * Missing Makefiles
        * Add iterator and source implementations
        * Remove unneeded __cplusplus externs from source internal header
        * Implementation of bt_component_sink_handle_notification
        * Build fix and sink implementation
        * Rename plugin.c to component.c in Makefile
        * Rename plugin implementation to component
        * Rename to separate the plug-in and component notions
        * Rename plugin-internal.h to component-internal.h
        * Missing notification parameter in bt_component_sink_handle_notification
        * More modifications
        * Integrate modifications after plugin review
        * Add options to ctf-text plugin
        * Implement ctf text output plug-in stub
        * Build system: build reader plug-in stub
        * Add initial plug-in stubs
        * More build fixes
        * build fixes
        * remove extra line in reader
        * Implement source plugin base
        * Error stream is now an attribute of the base plugin class
        * Implement plugin base class
        * Start ctf reader implementation stub
        * Add headers to build system
        * Notification interfaces
        * Add notification documentation
        * iterator documentation
        * Add notification iterator documentation
        * source interface documentation
        * plugin-system.h documentation
        * Add missing header plugin-system.h
        * Minor fixes
        * Add javadoc documentation of plugin-lib interface
        * Javadoc fixes
        * Comment plug-in error codes
        * Document plug-in interface
        * Plug-in system update
        * Add discarded events notification type
        * Plug-in API corrections
        * Reader plugin skeleton
        * Add plugin base implementation
        * Add plugin interface to build system
        * Initial plug-in interface draft
        * Port: Add glib g_mkdtemp to mkdtemp wrapper
        * Port: Use glib g_mkdir
        * Cleanup: bt namespace for compat glib
        * Cleanup: bt namespace for compat memstream.h
        * Cleanup: bt namespace for compat timegm
        * Cleanup: bt namespace for compat strerror_r
        * Use glib portable macros to convert gpointer to int
        * ax_lib_elfutils -> bt_lib_elfutils
        * m4/ax_lib_elfutils.m4: use m4_default() for optional args.
        * m4/ax_lib_elfutils.m4: add cache variable
        * Fix: text output missing separator when printing the domain
        * Fix: perform an explicit stdout flush in live even on empty packets
        * Fix: documentation: output plugin is called ctf-metadata
        * Fix: Use autoconf provided grep in test_formats
        * babeltrace: add test for babeltrace --list
        * Add empty plug-in hooks to prevent their elimination by the linker
        * Remove useless PACKAGE_LIBS substitution
        * Do not use g_quark_from_static_string in unloadable code
        * CTF writer: Add function to add an integer environment field value
        * python: Add stream event context support
        * debug info: Call register_event_debug_infos for all events
        * Typo: configure.ac implemenation -> implementation
        * configure: fix uuid support detection on static build
        * Fix: don't assert on lib unload failure
        * Use lib unload events to prune library mappings
        * Rename handle_dlopen_event to handle_lib_load_event
        * Use lttng-ust's new load event to track library mappings
        * Tests: no substitution needed for multi-trace intersection test
        * Tests: dereference of NULL pointer on allocation failure
        * Tests: abort dwarf test on open() failure
        * Fix: lttng-live does not set a trace descriptor
        * Tests: Unchecked return value in test_ctf_writer
        * Tests: unchecked return value in test_ctf_writer
        * Tests: Add missing --merge LOG_DRIVER_FLAGS
        * Fix: strerror_r behavior is glibc specific
        * sys/param.h is required for MAXNAMLEN on musl libc
        * Tests: unchecked return values in test_ctf_writer
        * Tests: Unchecked return values in test_ctf_writer
        * Tests: unchecked return values in test_ctf_writer
        * Tests: Unchecked return value in test_ctf_writer
        * Fix: undefined bit shift operation when printing octal numbers
        * Fix: Wrong variable checked in bin_info_child_die_has_address
        * Fix: unchecked bt_ctf_field_type_set_alignment return value
        * Fix: unchecked return value of bt_ctf_field_type_variant_get_field
        * Fix: validate return value of bt_ctf_field_get_type_id
        * Fix: Only close valid fds in is_valid_debug_file
        * Fix: Free die_name in bin_info_lookup_cu_function_name
        * Fix: Don't dereference null ptr in error path
        * Standardise spelling of debug info
        * Fix: typo in --disable-debug-info in configure error message
        * Docs: change --clock-raw to --clock-cycles
        * Display binary location even if source and symbol lookups fail
        * Copy bindings sources to build directory
        * bootstrap: Standardize on autoreconf -vi
        * Move Python bindings to babeltrace subfolder
        * Tests: Multi-trace stream intersection test
        * Change behaviour of stream-intersection with multiple traces
        * Python bindings: PEP8 mandates two blank lines before class
        * Fix: ctf-text: signed base 8, 16 printout
        * Fix: debug-info feature enable/disable
        * Fix: swapped libelf and libdw names in configure error message
        * Don't use the .so extension on test assets
        * Fix: warnings on Solaris10
        * Add missing generated tests to gitignore
        * Fix: report error when lttng-live is provided with an IPv6 address
        * Fix: invalid mix of ctf_type_id and bt_ctf_scope enums
        * Fix: PATH_MAX requires limits.h on OS X and Solaris
        * Static build fix: change link order of libtestcommon.la
        * Clean-up: change space indentation to tabs
        * Test fix: clean trace files left behind by test_ctf_ir_ref
        * Clean-up: Missing space after cast operator
        * Fix: overflow of signed integer results in undefined behaviour
        * Fix: potential close() of uninitialized elf_fd
        * Clean-up: add missing new line after end of function
        * Clean-up: remove extra newline in bin-info.c
        * Clean-up: fix comment style in bin-info.c
        * Add tap-driver.sh from automake
        * Tests: skip certain bin-info tests on failure to prevent segfault
        * Tests: strip ELF symbols from debuginfo-data executables with separate DWARF
        * Python bindings: add has_intersection property to TraceCollection
        * Python bindings: make intersect_mode read-only property
        * Tests: Add missing debuginfo files to dist
        * Use tar-ustar format for dist
        * Tests: Replace prove by autotools tap runner
        * Cleanup test scripts
        * Fix: Don't clean test scripts
        * Fix: Make test_dwarf and test_bin_info tests work out-of-tree
        * Handle test_ctf_writer_complete like the other tests scripts
        * Fix: let automake handle CLEAN and DIST
        * Fix: Remove test_seek_empty_packet and test_seek_big_trace from SCRIPT_LIST
        * configure: introduce new macro AX_LIB_ELFUTILS
        * Docs: fix typos in babeltrace-log(1) manpage
        * Docs: update debuginfo doc
        * Add configure report
        * configure: check for elfutils (libelf and libdw) >= 0.154
        * Set the minimal version of elfutils to 0.154
        * Doc: Add elfutils to README
        * Typo: succesful* -> successful*
        * Fix: return -1 on bin_info_lookup_dwarf_function_name failure
        * Harmonize spelling of debug-info
        * Warning fix: pointer may be uninitialized if assertions are disabled
        * Indicate default debug-info build settings in configure help
        * Disable debuginfo by default on Solaris and OSX
        * Docs: Add --debug-info-target-prefix to man page
        * Add source and information to regenerate debuginfo-data
        * Use bool where possible in dwarf and bin-info
        * Rename so-info to bin-info
        * Use printf_debug/verbose in so-info
        * Fix: update tests for new dwarf func name output
        * Update debuginfo to match UST event rename
        * Use g_build_path for DWARF build_id lookup
        * Add --debug-info-target-prefix
        * Refactor offset string printing out of ELF and DWARF lookups
        * Print offset relative to function when using DWARF
        * Print bin location first
        * Add binary location information
        * Fix: prevent uninitialized use of elf_file
        * Only set so info ELF file when needed
        * Use is_pic field instead of reading ELF header
        * Fix: make short_src_path from src_path
        * Tests: clean generated tests scripts
        * Tests: Add missing test scripts to gitignore
        * Tests: Use AC_CONFIG_FILES to generate test scripts
        * Docs: Add debug-info option to BABELTRACE(1)
        * Print "binary+offset" when function name can't be resolved
        * Fix: Don't skip binary path print-out in ELF-only case
        * Show binary path as part of debug info
        * Add --debug-info-full-path option and shorten source name
        * Rename opt_debug_dir to opt_debug_info_dir
        * Clean-up: mark test symbols as static
        * Fix: Remove traces left over from ctf-writer tests
        * Fix: cast of 64 bit addresses from trace to 32-bit pointer
        * Tests: dynamically create test list based on enabled features
        * Add intersect mode to python bindings
        * Add bt_ctf_iter_create_intersect to CTF iterator API
        * Clean-up: remove dead assignment
        * Tests: erroneous check after bt_ctf_clock_set_offset_s
        * Docs: add high-level debug info doc
        * Tests: add unit tests for so_info
        * Tests: add unit tests for bt_dwarf
        * Initial implementation of the debuginfo API
        * Fix: lttng-live flush when output to file
        * Fix: lttng-live use g_free rather than free
        * Store "tracer_name" from the trace's environment
        * Fix: Missing pointer dereference in NULL check
        * Fix: leak of stream intersection positions
        * Remove useless bt_iter when creating intersection
        * Add new test artifacts to .gitignore
        * Tests: use templates for stream intersection and packet_seq_num
        * Tests: fix OOT build by adding test scripts to noinst_SCRIPTS
        * Docs: Add --stream-intersection to the BABELTRACE(1) man page
        * Rephrase error message
        * Test the stream intersection feature
        * Option to only show streams' intersection
        * Tests for packet_seq_num handling
        * Fix: lttng-live data_size and version endianness
        * test_ctf_ir_ref.c: fix coding style
        * test_ctf_writer.c: test packet functions
        * Fix: do not set event's parent to a non-writer stream
        * ir: bt_ctf_stream_append_event(): do not always reset parent
        * ir: bt_ctf_event_set_packet(): check for common stream class
        * test_ctf_ir_ref.c: fix indentation
        * test_ctf_ir_ref.c: test all permutations of put
        * Solaris build fix: missing inclusion of endian.h
        * ref.h: add C++ guards
        * test_ctf_writer.c: test bt_ctf_clock_ns_from_value()
        * Cleanup: lift function call outside of condition
        * ir: add bt_ctf_clock_ns_from_value() utility
        * ir: move clock value accessors to writer header
        * test_ctf_writer.c: test writer/non-writer clock value accessors
        * ir: move bt_ctf_stream_class_set_clock() to writer header
        * ir: disable clock value accessors in non-writer mode
        * ir: add bt_ctf_event_get_clock_value()
        * ir: bt_ctf_stream_append_event(): do not append event with parent
        * ir: remove unused event header/context fields from stream
        * ir: add optional name property to stream
        * test_ctf_writer.c: test bt_ctf_stream_create()
        * ir: make bt_ctf_stream_create() public
        * test_ctf_writer.c: test stream class clock -> trace clock
        * ir: bt_ctf_trace_add_stream_class(): add stream class's clock
        * ir: remove unused bt_ctf_event_copy()
        * ir: verify stream mode in stream functions
        * ir: freeze event on bt_ctf_stream_append_event()
        * ir: add bt_ctf_event_freeze()
        * ir: add bt_ctf_field_freeze()
        * ir: remove bt_ctf_trace_get() and bt_ctf_trace_put()
        * ir: move writer-specific declarations to writer header
        * ir: remove event header accessors from stream
        * ir: add bt_ctf_event_set_packet()
        * ir: add public bt_ctf_packet object
        * ir: move the stream event ctx field to the event
        * ir: remove unused event_headers member from struct bt_ctf_stream
        * ir: validate integer FT's mapped clock against signedness
        * ir: clock: use value in cycles instead of ns
        * ir: freeze mapped clock when freezing integer FT
        * ir: freeze clocks when freezing a trace
        * ir: split event files into event and event-class files
        * ir: rename event-fields/event-types -> fields/field-types
        * ir: rename ctf_type_id -> bt_ctf_type_id
        * ir: rename ctf_string_encoding -> bt_ctf_string_encoding
        * ir: rename bt_ctf_field_path_get_root()
        * ir: rename bt_ctf_node -> bt_ctf_scope
        * ir: add public bt_ctf_field_path object
        * ir: rename bt_ctf_field_type_variant_set_tag()
        * Add validation/resolving tests
        * test_bt_values.c: fix top comment
        * ir: freeze attributes when freezing an event
        * Fix scan-build warning of potential NULL dereference
        * ir: refactor FT validation and resolving
        * ir: allow to set variant FT's tag FT even when frozen
        * ir: add internal bt_ctf_field_path_clear()
        * ir: validate field types on field creation
        * values: fix indentation
        * ref.h: fix doc
        * values: add `_empty` prefix when relevant
        * BT_MOVE(): call bt_put(_dst)
        * Fix: bt_ctf_field_type_floating_point_copy(): set self references
        * Add bt_ctf_field_type_compare(): field type deep comparison
        * ir: event-types-internal.h: fix comment
        * ir: add user byte order to integer/float types
        * test_ctf_writer.c: assert() unchecked return values
        * ir: bt_ctf_stream_class_set_byte_order(): EC is already frozen
        * Python bindings: remove unnecessary semi-colons
        * Python bindings: missing error check in Clock precision setter
        * Python bindings: accomodate API changes introduced for negative time
        * Remove stale comment from event destructor
        * Handle negative time and offset from Epoch
        * Fix: CTF parser: accept signed constant literals
        * Fix: out-of-bound memory access
        * Fix out-of-tree tests: seek tests can't find traces
        * Tests: Fix test plans and do not skip on fail
        * Fix: Check return value of fpathconf
        * Fix: BABELTRACE_HAVE_LIBC_UUID misspelled as BT_HAVE_LIBC_UUID
        * Fix: check for socket lib before function checks
        * Port: Add OSX libuuid compat
        * Port: Add OSX mman.h compat
        * Port: Add OSX endian.h compat
        * Cleanup: remove unused label 'end'
        * Fix: Wrong variable checked for allocation failure
        * Implement new CTF-IR reference counting scheme
        * Use bt_put instead of bt_ctf_field_put as release callback
        * Clean-up bt_put() implementation
        * Object: Acquire reference to parent on first acquired reference
        * Tests: Add CTF-IR reference counting test
        * Return pointer when using bt_get()
        * Add internal bt_object reference count accessor
        * Docs: Document reference counting scheme implemented by Object
        * Add parented object memory management to the Object interface
        * Do not use g_list_free_full
        * Update version to 2.0.0-pre
        * Only compare "bison -y" to the basename of YACC variable
        * Python bindings: work around Python 3.5 behaviour change
        * Output a warning if packets are lost
        * Clean-up: Use memset() to initialize packet_index
        * Support ctf index version 1.1
        * Cleanup: Don't hardcode include paths unnecessarily
        * Fix: include ctf-scanner-symbols.h to prefix yy_* symbols
        * Fix: missing includes break the out-of-tree build
        * Fix: memstream compat layer requires use of babeltrace_close_memstream
        * compat send no SIGPIPE: multithread-safe
        * Fix: truncated value in fgetc() usage
        * Fix: handle EINTR return value for bt_posix_fallocate
        * Configure: Add missing checks
        * Implement bt_getline
        * Fix: initialize getline linesize argument to 0
        * Fix: warning, may be used uninitialized
        * Port: Replace dirent->d_type by stat S_ISREG
        * Port: Include config.h globally trough DEFAULT_INCLUDES
        * Port: Add compat for dirfd
        * Port: Add compat for mkdtemp
        * Port: Add compat for strnlen and strndup
        * Port: Use bash to run tests
        * Port: Implement faccessat wrapper
        * Port: implement posix_fallocate wrapper
        * Port: Set required compiler flags to use pthreads
        * Port: Add configure check for __attribute__ support
        * Port: cleanup and portability fix to configure.ac
        * Port: Add support for linkers with no support for 'no-as-needed'
        * Port: Add compat for platforms with no MSG_NOSIGNAL or SO_NOSIGPIPE
        * Port: Add AX_LIB_SOCKET_NSL macro to configure.ac
        * Port: Replace bzero() by memset()
        * Port: Add dummy.c to libcompat
        * Port: uname can return a positive value on success
        * Port: Replace NAME_MAX by MAXNAMLEN
        * Change UUID API prefix from babeltrace_ to bt_
        * Port: Add Solaris libuuid compat
        * Port: Add Solaris endian.h compat
        * Port: make bootstrap script work on most shell
        * Fix: babeltrace-log packet seek
        * Fix: posix_fallocate() returns int > 0 on errors
        * Configure: add check for type
        * Configure: add check on headers
        * Configure: add missing check for used funcs
        * Fix: add compat for glib < 2.32
        * Fix: make check in OOT build with absolute path
        * Fix: make check in out of tree build
        * Fix: 32bit values index_major/minor used as 64bit
        * Hide the packet_seq_num field
        * ir: add bt_ctf_field_type_sequence/array_set_element_type()
        * ir: do not cache variant type's alignment
        * Fix: test_ctf_writer: assert() without side effects
        * ir: empty structures are legal in CTF
        * ir: add field instance type ID helpers
        * ir: add bt_ctf_field_get_type_id()
        * ir: add field type ID helpers
        * Unify reference counting using a common bt_object base
        * ir: add bt_ctf_trace_get_stream_class_by_id()
        * ir: add internal field path getters
        * Rename bt_object to bt_value
        * ir: add BT_CTF_MOVE()
        * test_ctf_writer.c: use bt_ctf_put() everywhere
        * ir: consolidate reference counting functions
        * Fix: allow structure types to have a minimum align
        * test_ctf_writer: add type alignment tests
        * Fix: require power of two for type alignment
        * Fix: do not init. BO of enums/arrays/sequences
        * Build: Update m4 for bison & flex version check to match autoconf-archive file
        * Build: add version check on flex
        * Build: add version check on autoconf
        * Build: m4 macro for Bison version check
        * Test: Add a test to ensure multiple keywords can be used in a field path
        * Fix: Missing postfix_expression DOT keywords in CTF grammar
        * Fix: Create stream after adding its stream class to a trace
        * Fix: Remove overly-strict freeze check on variants and structures
        * Docs: A stream has no ownership of its trace
        * Fix: Missing NULL check in bt_ctf_field_sequence_destroy
        * Add test_bt_objects to .gitignore
        * ir: add tests for bt_ctf_field_variant_get_current_field()
        * ir: add bt_ctf_field_variant_get_current_field()
        * Clean-up: get_field_type should only have one return statement
        * Fix: bt_ctf_trace_freeze must fail if type resolving fails
        * Fix: Return a variant's alignment as 0 (undefined).
        * ir: copy variants and sequences when setting a field path
        * Fix: ir: disallow setting the alignment of certain types
        * ir: compute array, sequence and structure alignment dynamically
        * ir: support optional parameters in bt_ctf_field_type_variant_get_field
        * ir: support optional parameters in bt_ctf_field_type_structure_get_field
        * Clean-up: clean multi-line function call
        * Tests: fix possible null pointer dereference
        * Fix: Check validity of returned ctf_type_id
        * Fix: Missing check that token linked-list is not NULL
        * ir: validate sequence length fields and variant tags of stream classes
        * ir: validate sequence length fields and variant tags of event classes
        * ir: Implement a field type visitor to resolve dynamic scopes
        * ir: only perform trace freeze if not already frozen
        * Clean-up: line exceeding 80 chars in trace.c
        * Docs: add comment about bt_ctf_trace_add_stream_class validation
        * ir: add bt_ctf_field_type_variant_set_tag()
        * ir: add tag field path to variant field type
        * ir: add length_field_path to sequence field type
        * ir: add bt_ctf_field_path internal API
        * ir: add bt_ctf_field_type_variant_get_field_name_index()
        * ir: add bt_ctf_field_type_structure_get_field_name_index()
        * Clean-up: Missing space in event-types-internal.h
        * Docs: Updated available input formats on manpage
        * ir: add tests for bt_ctf_event_copy()
        * Fix: ir: match .h names for get/set_header()
        * ir: add bt_ctf_event_set_payload_field()
        * ir: add bt_ctf_event_get_payload_field()
        * ir: add bt_ctf_event_copy() (event deep copy)
        * ir: add tests for bt_ctf_field_copy()
        * ir: make bt_ctf_field_copy() public
        * Fix: ir: copy struct/seq/array NULL fields
        * Fix: ir: incr ref of existing sequence/array field
        * Fix: ir: return current variant's field if possible
        * Fix: ir: seq copy: initialize internal array
        * Fix: ir: bt_ctf_field_copy(): copy payload_set
        * objects: Doxygen: note about frozen copy
        * Docs: weird phrasing in Babeltrace(1)
        * Replace g_string_insert_len() by g_string_append_len()
        * Add tests for bt_ctf_field_string_append_len()
        * ir: add bt_ctf_field_string_append_len()
        * Add tests for bt_ctf_field_string_append()
        * ir: add bt_ctf_field_string_append()
        * Fix: return event timestamp in _timestamp_at_pos
        * Fix: ir: make sure "stream_id" attr is always right
        * Tests: add environment field can be added after stream creation
        * Fix: Allow the addition of environment fields to a frozen trace
        * Cleanup: Remove unused trace environment types
        * Cleanup: introduce internal bt_ctf_trace_freeze()
        * Move bt_ctf_attributes API to internal headers
        * Remove stale file from include/Makefile.am
        * Fix: possible NULL pointer dereference in CTF Writer/IR tests
        * Fix: Ensure assertions have no side-effect
        * Fix: Uninitialized return value in bt_ctf_event_class_get_id
        * ir: add tests for bt_ctf_event's stream accessor
        * ir: add tests for bt_ctf_stream_class trace accessor
        * ir: add trace accessor to bt_ctf_stream_class
        * ir: add stream accessor to bt_ctf_event
        * Cleanup: remove unused bt_ctf_stream_set_trace function
        * ir: add weak reference to parent trace to bt_ctf_stream_class
        * ir: add weak reference to parent stream to bt_ctf_event
        * ir: add tests for duplicate event classes
        * Fix: ir: make duplicate event classes check smarter
        * ir: add tests for event class attributes
        * ir: add attributes support to event classes
        * ir: make trace environment use bt_object
        * objects: Doxygen: bt_object_type: minor fix
        * objects: optimize loops by using i instead of x
        * objects: Doxygen: add cross-references
        * objects: Doxygen: more details on bt_object_null
        * objects: add bt_object_freeze() and more statuses
        * objects: make static functions also inline
        * objects: Doxygen: \i -> \em
        * objects: introduce enum bt_object_status
        * objects tests: bt_object_array_set()
        * objects: add bt_object_array_set()
        * objects: simplify destroy functions
        * objects: use GPtrArray instead of GArray
        * Fix: remove test_bt_objects from SCRIPT_LIST
        * Mark object type check functions as static
        * ir: add tests for bt_ctf_stream_class_get_event_class_by_id()
        * ir: add bt_ctf_stream_class_get_event_class_by_id()
        * ir: add tests for bt_ctf_trace_get_clock_by_name()
        * ir: add bt_ctf_trace_get_clock_by_name()
        * Add basic object system tests
        * Add basic object system
        * Change version from 1.3.0 to 1.3.0-pre
        * Fix: Don't increment automatic stream-id twice
        * Implement bt_ctf_trace stream class accessors
        * Tests: Add a bt_ctf_trace_get/set_byte_order() test
        * Implement bt_ctf_trace_get_byte_order()
        * Implement bt_ctf_field_type_variant_set_tag_name()
        * Fix: CTF 1.8 mandates that event "fields" must be a structure
        * Fix: check string payload for NULL before calling g_string_free()
        * Implement bt_ctf_event_class_get/set_payload()
        * Cleanup: move type_id initialization after byte order check
        * Add Variant and Sequence IR type validation checks
        * Remove alias getter from IR field interface
        * Mark internal IR field function pointers as const
        * Add bt_ctf_field_type_copy() which allows deep copy of IR types
        * Allow unset tags on variant field types
        * Update version to 1.3.0
        * Fix: Ensure stream endianness is set when initializing event class
        * Fix: Check stream fd value before closing
        * Fix: missing allocation error check
        * Freeze event classes as they are added to a stream class
        * Tests: ensure that an event may be instanciated before its stream
        * Docs: event class must have a stream class before events may be created
        * Fix: Missing stdint.h in trace.h
        * Fix: Missing stdint.h in stream.h
        * Fix: Missing stdint.h in stream-class.h
        * Fix out-of-tree build for Python bindings + doc
        * Tests: Add tests for trace environment field accessors
        * Add trace environment field getters
        * Support the addition of integer trace environment fields
        * CTF-IR: Support unnamed streams
        * Fix: out-of-tree dist fails to find test traces
        * Fix running tests out of tree
        * Python: add Sphinx doc project
        * Python: writer.IntegerBase: remove redundant prefixes
        * Python: add reader.IntegerFieldDeclaration.size
        * Python: document writer.Writer
        * Python: document writer.Stream
        * Python: document writer.StreamClass
        * Python: document writer.Event
        * Python: document writer.EventClass
        * Python: document writer.StringField
        * Python: document writer.SequenceField
        * Python: document writer.ArrayField
        * Python: document writer.VariantField
        * Python: document writer.StructureField
        * Python: document writer.FloatingPointField
        * Python: document writer.EnumerationField
        * Python: document writer.IntegerField
        * Python: document writer.Field
        * Python: document writer.StringFieldDeclaration
        * Python: document writer.SequenceFieldDeclaration
        * Python: document writer.ArrayFieldDeclaration
        * Python: document writer.VariantFieldDeclaration
        * Python: document writer.StructureFieldDeclaration
        * Python: document writer.FloatingPointFieldDeclaration
        * Pytnon: document writer.EnumerationFieldDeclaration
        * Python: document writer.IntegerFieldDeclaration
        * Python: add top-level class writer.IntegerBase
        * Python: document writer.FieldDeclaration
        * Python: document writer.Clock
        * Python: document writer.EnumerationMapping
        * Python: examples: import explicit BT modules
        * Python: split API in reader/writer modules
        * Python: document IntegerFieldDeclaration
        * Python: document VariantFieldDeclaration
        * Python: document StringFieldDeclaration
        * Python: document StructureFieldDeclaration
        * Python: document FloatFieldDeclaration
        * Python: document SequenceFieldDeclaration
        * Python: document ArrayFieldDeclaration
        * Python: document EnumerationFieldDeclaration
        * Python: document FieldDeclaration
        * Python: document EventDeclaration
        * Python: document FieldError
        * Python: document Event
        * Python: document CTFScope
        * Python: document CTFTypeId
        * Python: document ByteOrder
        * Python: document CTFStringEncoding
        * Python: document TraceHandle
        * Remove print_format_list Python function
        * Python: document TraceCollection
        * Python: CTFWriter: forbid Stream.__init__()
        * Python: CTFWriter: add FloatingPointFieldDeclaration
        * Python: CTFWriter: FloatFieldingPoint -> FloatingPointField
        * Python: bt: do not expose ClockType
        * Python: remove useless 'return None'
        * Python: bt.py: PEP 8 + improve readability
        * Python: remove explicit inheritance from object
        * Python: decouple Python iface from native binding
        * Populate event header from mapped timestamp clock
        * Map default event header timestamp field to the stream class' clock
        * Fix: erroneous use of semicolon instead of comma in TSDL serialization
        * Fix: Don't freeze field type on addition to structure
        * Tests: fix misleading comment
        * CTF-Writer tests: Delete trace after test
        * Add support for clock mapping on integer field type
        * Docs: fix bt_ctf_clock_get_offset function header
        * ctf-ir: allow 1-bit signed integer types
        * ctf-ir: disallow creating a 0-bit integer type
        * Fix: missing paragraph in python bindings license (MIT)
        * Tests: Add event packet header accessors test
        * Tests: Don't use diag() to output errors from child processes
        * Cleanup: line over 80 chars
        * Add support for custom event headers
        * Cleanup: Use a switch case instead of conditionals
        * Fix: Field types native byte order refers to the trace
        * Fix: duplicate function declaration in stream.h
        * Test: Add a test that validates that empty streams are valid
        * Fix: lazy-mmap() streams when flushing
        * Fix: lock stream class after assigning stream id
        * Fix: handle 64-bit trace IDs on 32-bit systems
        * Fix: print format type mismatch warnings on 32-bit
        * Add utility function to validate CTF identifiers
        * Revert "Add event header accessors and support for custom event headers"
        * Fix: missing parenthesis in offset_align_floor
        * Add event header accessors and support for custom event headers
        * Tests: Add tests for stream class accessor
        * Add missing stream class accessor
        * Cleanup: Typo in bt_ctf_field_type_integer_create's documentation
        * Tests: Add tests for trace packet header accessors
        * Add stream packet header accessors
        * Add trace packet header accessors and support custom headers
        * Fix: Only allow setting a stream class when not frozen
        * Fix: allow empty CTF files
        * Revert test fix: uncomment trace unlink
        * Tests fix: Unchecked return value
        * Tests: Add event context accessors unit tests
        * Docs: Indicate that stream event context is sampled on event append
        * Add event context accessors
        * Docs: Remove extra underscore from function header
        * Fix: Check integer signedness in packet header when auto-populating
        * Docs: Add a comment about event validation in bt_ctf_stream_append_event
        * Cleanup: Misplaced end label in bt_ctf_stream_get_packet_context
        * Tests: Add unit tests for stream event context accessors
        * Add stream_event_context accessors
        * Cleanup: Remove unnecessary argument name
        * Tests: Add unit tests for stream event context accessors
        * Cleanup: Missing whitespace in comment
        * Fix: Only allow setting a packet context on a non-frozen stream class
        * Add stream_event_context accessors
        * Implement bt_ctf_field deep copy
        * Fix: Incorrect variant tag validation
        * Fix: Missing description NULL check in bt_ctf_clock when serializing
        * Fix: Ensure a packet context is a structure
        * Add comment indicating the type of ctf_traces' elements
        * Fix: sanity check in iterator creation
        * Fix: iterate manually over each live trace to add to catch errors
        * Remove duplicate include of unistd in test_ctf_writer
        * Fix: make sure we can exit the get_new_metadata loop
        * Fix: respect signed integers' length when printing in hex base
        * Ensure types used for index and count in CTF IR API match
        * Cleanup: Missing space after cast operator
        * Tests: add tests for the new trace and trace clock accessors
        * Add trace accessor to CTF Writer
        * Add clock accessor to CTF IR Trace
        * Reuse existing g_string instance when setting a clock name
        * Don't automatically generate a clock UUID in _bt_ctf_clock_create
        * Add missing trace-internal.h header file
        * Add an alias name attribute and accessor to CTF IR field type
        * Add internal nameless clock creation API
        * Add Trace CTF IR type
        * Python bindings clean-up: missing file headers style fixes
        * Docs fix: Change bt_ctf_writer_create_stream return description
        * Python bindings clean-up: file headers style fix
        * Change CTF IR header descriptions from CTF Writer to CTF IR
        * Detect Python packages directory on configure
        * Python bindings: fail configure if python version < 3.0
        * Add PEP8 style guide requirement to the CodingStyle
        * Python bindings: Make bindings PEP8 compliant
        * Python bindings: Make examples PEP8 compliant
        * Python bindings: clarify invalid argument type exception
        * Python bindings docs: clarify add_event_class comments
        * Python bindings: Add packet context accessors
        * Documentation fix: add expected types to packet context accessors
        * Python bindings: Add UUID accessors to the Clock class
        * Clean-up: remove extra whitespace in ctf-ir/clock.h
        * Python bindings: cleanup whitespace
        * Python bindings: add "datetime" property to the Event class
        * Tests: check for < 0 rather than -1 specifically
        * Tests: cleanup extra whitespace
        * Tests: Add tests for new clock UUID accessors
        * Add UUID accessors to CTF-IR clock
        * Fix: scan-build warnings in CTF Writer/IR tests
        * Fix: offset_s and CTF clocks with frequency != 1GHz
        * Fix: incorrect compiler warning
        * Fix: Don't assume that PROT_WRITE grants read permissions
        * Fix: align objstack on 8 bytes
        * Fix Python: Add a comment warning about an API limitation
        * Replace usages of limits.h with the compatibility header
        * Tests: Return from main instead of calling exit()
        * Use BABELTRACE_HOST_NAME_MAX in test_ctf_writer.c
        * Add limits compatibility header
        * Fix: don't perform unaligned integer read/writes
        * Add stream packet header accessors
        * Reuse previously allocated string when setting value
        * Fix: bt_ctf_field_type_structure_add_field argument validation
        * Fix: mmap trace read the stream_id from the first packet
        * Fix: check the lttng-relayd protocol version
        * Fix: don't update the trace collection if no new streams were received
        * Remove logically dead code
        * Add Python bindings for CTF-IR stream getters
        * Tests: Add stream getter tests
        * Implement CTF-IR stream getters
        * Move CTF-Writer stream to CTF-IR
        * Add Python bindings for CTF-IR stream class getters
        * Tests: Add stream class getter tests
        * Implement CTF-IR stream class getters
        * Add Python bindings for CTF-IR event getters
        * Tests: Add event getter tests
        * Implement CTF-IR event getters
        * Fix: Set the stream class' id in the packet header
        * Remove unecessary linking on libbabeltrace-ctf-text
        * Add Python bindings for CTF-IR event-types getters
        * Tests: Add an array type and field test
        * Tests: Add event types getter tests
        * Implement CTF-IR field types getters
        * Clean-up: Remove unecessary line break
        * Add Python bindings for CTF-IR event-field getters
        * Update CTF-Writer and CTF-IR copyrights
        * Tests: Test CTF-IR event-field's getters
        * Docs: CTF-IR sequence's length field must be unsigned
        * Implement CTF-IR event fields getters
        * Fix: Check that enumeration container types are integers
        * Add bt_ctf_field_type_enumeration private search functions
        * Add Python bindings for CTF-IR clock's getters
        * Tests: Test CTF-IR Clock's getters
        * Implement CTF-IR Clock getters
        * Split the CTF-Writer implementation in IR and Writer parts
        * Split the CTF-Writer API into IR and Writer-specific parts
        * Split ctf-writer's stream.h into stream.h and stream-class.h
        * Fix (Python bindings): Return a string if a sequence's element are chars
        * Fix: don't use a return code in _bt_ctf_stream_append_discarded_events
        * Fix: Report the sequence's length field's value as length
        * Fix: Align buffers from objstack_alloc on sizeof(void *)
        * Add fallback for betoh/htobe if they do not exist
        * Fix: Variable name typo in SequenceField and Event classes
        * Fix python: remove weird char at the end of line
        * Added bt_ctf_get_decl_event_id() API function.
        * Fix: add missing files to gitignore
        * Fix: ctf-text: add missing double-quotes around enum tag
        * Use autoconf AM_MAINTAINER_MODE
        * Fix: Support out of tree builds in babeltrace
        * Fix: Add missing lttng_live_should_quit checks
        * Fix: Report errors occuring in lttng_live_read
        * Add README to dist_doc_DATA
        * Remove outdated Python binding documentation
        * Fix: Accept an input port in the live URL when no session is provided

2014-02-28 Babeltrace 1.2.0
        * Fix: lttng-live parse url port check

2014-02-27 Babeltrace 1.2.0-rc2
        * Fix: events discarded timing inaccuracy
        * Fix: Move offset endianness conversion to get_data_packet
        * Fix: Remove negative comparison to unsigned value
        * Fix: Uninitialized scalar variable
        * Fix: Don't assert on metadata generation failure
        * Fix: add missing SIGTERM and SIGINT handler
        * Fix: Reverse incorrect error message argument order
        * Cleanup: add brackets to lttng-live-plugin.c
        * Cleanup lttng-live: add brackets in lttng_live_read()
        * Cleanup lttng-live: 80 columns wrapping
        * Fix: handle new streams in get_data_packet()
        * Fix: accept empty metadata on append
        * Fix: lttng-live: 100ms active poll delay
        * Fix: lttng-live await metadata
        * Fix: lttng-live recv() and send() flags, partial recv()
        * Fix: missing little endian conversion for one index field
        * Cleanup: remove logically dead code
        * Fix: untrusted value as argument
        * Fix: off by one in lttng-live path length check
        * Fix: fclose return value unchecked
        * Fix: call to append metadata when new metadata is added
        * Fix: use memstream instead of tmp file for live metadata
        * Fix: assign a trace handle to every live trace
        * Fix: get_new_metadata receive all the metadata
        * Fix: Coverity warning CWE-457: Use of Uninitialized Variable
        * Revert "Fix: get_new_metadata receive all the metadata"
        * Revert "Fix: assign a trace handle to every live trace"
        * Fix: assign a trace handle to every live trace
        * Fix: get_new_metadata receive all the metadata
        * CTF: Support incremental metadata append
        * Fix: ctf.c fscanf missing integer length check
        * Bump soname version to 1.0.0
        * Move scanner allocation/free outside of ctf_open_trace_metadata_read
        * CTF parser: prepare for incremental metadata parsing
        * Python bindings: return char arrays as strings in value()
        * Python bindings: sched_switch example clean-up
        * Fix: add missing test scripts to Makefile.am

2014-02-14 Babeltrace 1.2.0-rc1
        * Cleanup: lttng-live: use perror() rather than fprintf for err msg
        * Fix: lttng-live: handle orderly shutdown
        * Fix: Unchecked array index when importing trace indexes
        * LTTng-live usage documentation
        * Fix: ctf: uninitialized packet_index, misuse of index
        * Cleanup: rename lttng live implementation files
        * Attach and list by session name and hostname
        * get_new_streams and multi-session
        * Create the live viewer session before attaching
        * Sync lttng live ABI with lttng-tools
        * Extract adding a trace to the iterator from bt_iter_init
        * Compute discarded events in live
        * Merge real index and cycles index into a single index
        * Fix: import index containing only a header
        * Remove outdated Python bindings test
        * Fix: replace assert with proper error handling
        * Fix: lttng-live: unbounded use of sscanf() in parse_url()
        * Fix: lttng-live should accept 0 in addresses
        * Remove default to display field names in live
        * Remove null checks on g_new0
        * Cleanup: iterator unused pointer value
        * Fix: lttng-live: resource leak
        * Fix: lttng-live uninitialized scalar variable
        * Fix: lttng-live non NULL-terminated strings
        * lttng-live: fix unchecked mkdir return value
        * lttng-live input plugin
        * Live: let read API detect inactive streams, allow streams without fd
        * Add Jérémie Galarneau as co-maintainer
        * Fix: disallow re-using same event ID in same stream
        * Fix: check for unknown enum/variant fields
        * Fix: libbabeltrace lib build dependencies
        * Fixes in babeltrace core to support non-CTF traces
        * Add a private pointer to the ctf_stream_pos
        * Be more widely accepting for missing variant/enum fields
        * Cleanup: remove index_read (unused var)
        * Refuse 0 integer size
        * Fix ctf-writer: possible use after free
        * Fix data_offset when importing the indexes
        * Merge branch 'master' into bindings/python
        * Python-bindings fix: Out of tree build fails to find babeltrace.i
        * Test: Validate that enumeration mapping strings are properly escaped
        * Fix ctf-writer: Quote strings provided as enumeration mappings
        * Fix: read/write mode check
        * Cleanup: do not duplicate code in float fix
        * Fix: floats should set content size in tmp definition
        * Handle empty streams on iterator init
        * Handle packets containing only a header
        * Handle the inactive streams
        * Fix: test content size vs headers len
        * Fix: check packet index len
        * Fix: uncheck null pointer
        * Fix: test for less than 1 byte packets
        * Fix: reversed logic in packet vs content size
        * Fix: clarify end of packet error
        * Fix: string packet boundary handling, bits vs bytes
        * Fix: add stricter checks on packet boundaries
        * Parse CTF indexes
        * Cleanup: fix typo
        * Fix: fail when reading 0 byte event
        * Python-bindings fix: outdated dist target babeltrace.i
        * Python-bindings: Refactor the CTFWriter API
        * Fix: bt_ctf_field_generic_validate should return < 0 on error
        * Fix: Take the iterator's end position into account
        * Fix: Use the bt_iter_set_pos function to set the begin_pos
        * Python-bindings: Move declaration bindings out of the _Definition class
        * Python-bindings: Refactor the FieldDecl and EventDecl classes
        * Python-bindings: Move the _scopes array out of the Event class
        * Python-bindings: Refactor the Event class
        * Python-bindings: Refactor the TraceHandle class to use properties
        * Python-bindings: Refactor the Context class
        * Test ctf-writer: Verify that enumerations are validated before use
        * Fix ctf-writer: Reject enumerations containing no mappings
        * Fix lint warnings
        * Expose text arrays the same way as regular arrays
        * Don't generate Python bindings by default
        * Add a usage example for the CTF Writer Python bindings
        * Add CTF Writer Python bindings
        * Rename the ctf class to CTFReader
        * Fix: Python bindings array access functions write out of bounds
        * Add support for structure fields in the Python bindings
        * Add support for variant fields in the Python bindings
        * Add support for floating point fields in the Python bindings
        * Fix: Use of functions not provided by glib 2.22
        * Fix: Throw a FieldError exception when get_value() fails
        * Remove Python 2 specific examples
        * Add a python bindings sequence test
        * Support for the sequence type
        * Add a generic get_value() implementation
        * Support getting the value of enums
        * Remove the unnecessary underscore prefix
        * Return event fields by field name
        * Merge branch 'master' into bindings/python
        * ctf writer BSD compatibily: remove O_DIRECTORY
        * Fix ctf writer lints
        * linter fix: comparison of fd >= 0
        * test ctf writer: fix lints
        * ctf-writer: fix linter defects
        * ctf-writer: Coding style fix
        * Tests: Add a CTF Writer test
        * Add CTF Writer implementation
        * Add public CTF Writer API headers
        * Fix: Don't create a new packet if ctf_move_pos() seeks out of a packet
        * Fix: Uninitialized ctf_stream_pos structure in ctf_float_write()
        * Fix: Use the packet's final size when mmap-ing the next packet
        * Fix: Close traces on context destruction
        * gcc warning fix: -Wextra
        * Declare enum type to use from C++
        * Fix: test_seek should only output one TAP plan
        * Revert "Add missing declaration of ssize_t as unsigned long for SWIG"
        * Add missing declaration of ssize_t as unsigned long for SWIG
        * Fix (python): use of braces in format strings
        * Add missing call to _bt_ctf_get_decl_from_def() when calling _bt_ctf_get_int_len().
        * Merge branch 'master' into bindings/python
        * Fix: test_seek static linking
        * Tests: fix string octal encoding
        * Add missing Makefile.am
        * make check VPATH build
        * Add missing test files to make dist
        * Tests: Use Perl prove as the testsuite runner
        * Tests: Add trace reading test with babeltrace bin
        * Tests: Split lib tests in multiple standalone test scripts
        * Tests: Rename tests under lib with tests naming convention
        * Tests: Move TAP helpers to tests/utils/tap
        * Fix ctf_clock_declaration_visit returning an error when reading a boolean
        * Fix CTF parser hang with bison 3.0
        * Add missing lex/bison generated files to make clean
        * Put the libbabeltrace-ctf specific parts of babeltrace.pc into a babeltrace-ctf.pc file
        * Test for presence of bison and flex when building from git
        * Fix: Unchecked asprintf/vasprintf return values
        * Missing NULL pointer init in tap.c
        * Add bt_unregister_format function support
        * Fix: libcompat should be noinst (statically linked)
        * Add MinGW definitions to endian.h
        * Add MinGW implementation of UUID functions
        * Add Windows exe files to .gitignore
        * Add MinGW32 libraries to executables
        * Move strerror_r to compat directory
        * Document: manpage: chronologically ordered events
        * Make python bindings compile with trunk
        * Merge branch 'master' into bindings/python
        * babeltrace-log: UTC timestamps
        * Cleanup: comment mismatch with code
        * Add unit test validating seeking to last event of a trace
        * Remove unused function bt_trace_handle_get_id
        * Cleanup: remove whitespaces at end of lines
        * Remove extra -I for python bindings

2013-06-18 Babeltrace 1.1.1
        * Compare traces by stream path as secondary key
        * Fix: use index, not cur_index, for SEEK_SET validation
        * Fix: ctf-text irregular output with disabled field names
        * Support old compilers
        * Remove useless variable assignment
        * Fix: Remove extra quote after an include directive
        * Don't dereference before NULL check
        * eliminate dead code
        * fix babeltrace-log error checking
        * Fix resource leak on error path
        * Fix: handle error checking should compare against NULL
        * Remove unused array in bt_context_add_traces_recursive
        * Fix: Suppress a compiler warning (always-false condition)
        * Cleanup: remove trailing whitespaces
        * Move memstream.h and uuid.h to include/babeltrace/compat directory
        * Fix: handling of empty streams
        * Add new option --clock-offset-ns
        * Fix: add missing error return when create_event_definitions fails
        * Fix: ctf-text should link on libbabeltrace-ctf
        * Move clock to bt_trace_descriptor
        * Remove unused stream_heap
        * Move trace collection pointer to bt_trace_descriptor
        * Move bt_handle to bt_trace_descriptor
        * Move bt_context to bt_trace_descriptor
        * Privatize struct bt_trace descriptor, move trace path
        * Add backward ref from bt_stream_pos to bt_trace_descriptor
        * Fix kFreeBSD build
        * Fix: babeltrace-log timestamps should be in nsec
        * Use objstack for AST allocation
        * Remove unused gc field
        * Use objstack to store nodes
        * Use objstack for strings
        * Implement objstack for parser
        * Fix: octal and hex string handling
        * Simplify error node
        * Lexer cleanup
        * Fix: invalid integer suffix parsing
        * Test cleanup
        * Test cleanup
        * Test cleanup
        * Fix: bootstrap should call libtoolize
        * Fix bootstrap script
        * Use uint64_t for packet_map_len
        * Add smalltrace succeed/fail test cases
        * Support packets and trace files smaller than page size
        * Move ctf-metadata plugin into its own shared object
        * Implement ctf-metadata output plugin
        * Handle make_node errors with TLS dummy node
        * Remove nested expressions
        * Eliminate dead code
        * Fix: trace_collection_add() add after check
        * Handle integers in lexer rather than grammar
        * Implement perror printf
        * Support escape characters in metadata strings
        * Add error node to AST
        * Introduce macro to enforce matching enum to string for node types
        * Fix: add semantic check in grammar
        * Implement likely/unlikely ifdefs
        * Fix unary constant use after error
        * Use new print macros in ctf-parser.y
        * Print error on invalid token
        * Implement macros for error printout
        * Add line number to parser nodes
        * Fix: handle errors gracefully
        * Fix: memleak on error path
        * Add missing NULL pointer check
        * Show token in CTF parser error
        * Remove unused lineno from struct ctf_scanner
        * Show line numbers in CTF parser errors
        * Ignore Windows-style EOL character in metadata
        * Replace AM_PROG_MKDIR obsolete macro with AC_PROG_MKDIR_P

2013-03-23 Babeltrace 1.1.0
        * Reinsert "at end of stream" message for discarded events
        * Improvement: Message from babeltrace concerning discarded events needs i
        * Cleanup: typo fix
        * Cleanup: add end of line at end of verbose message
        * Fix: misleading message from babeltrace --verbose
        * Fix: babeltrace --fields all  overrides --no-delta
        * Add verbosity to stream id error message
        * Fix: Ensure the specified input format is CTF
        * Fix: Undefined behavior of double free on strlist in get_names_args
        * Fix: ctf-text: don't close stdout
        * Fix: warning message for unexpected trace byte order
        * Namespace the struct declaration
        * Namespace the struct definition
        * Namespace the struct format
        * Namespace the struct mmap_stream
        * Namespace the struct trace_descriptor
        * Namespace struct stream_pos
        * Namespace compliance for dependencies function
        * Cleanup error messages
        * Fix: babeltrace: make '-w' actually work
        * Convert the unit tests to the TAP format
        * Spelling cleanups within comments
        * Move the bitfield test to tests/lib/
        * Fix: Added a null pointer check to bt_ctf_field_name
        * Add babeltrace.pc to gitignore
        * namespacing: place flex/bison symbols under bt_yy namespace
        * namespace the lookup_integer function
        * namespace the definition functions
        * namespace the variant functions
        * namespace the declaration functions
        * namespace the collection functions
        * namespace the heap functions
        * namespace the struct functions
        * namespace the string functions
        * namespace the sequence functions
        * namespace the int functions
        * namespace the enum functions
        * namespace definition_ref and definition_unref
        * namespace declaration_ref and declaration_unref
        * namespace the array functions
        * namespace the scope_path functions
        * Hide internal functions of libbabeltrace-ctf
        * Hide internal functions of ctf-text
        * BT_HIDDEN macro
        * Namespace the lookup_enum function

2012-01-24 Babeltrace 1.0.3
        * Fix: Double free when calling bt_context_remove_trace()
        * Add missing runall.sh to dist packaging
        * Fix: alignment of compound types containing array field

2012-01-11 Babeltrace 1.0.2
        * Fix: add tests/lib missing files to Makefile.am

2012-01-11 Babeltrace 1.0.1
        * Provides a basic pkg-config file for libbabeltrace
        * Fix erroneous warning/error messages
        * Fix comment in context.h
        * Cleanup: Remove whitespace at EOL from mit-license.txt
        * Add missing permission notice in each source file
        * Adding a test which do a sequence of seek BEGIN, LAST, BEGIN, LAST
        * Run seek tests on a second trace file
        * Add #define _GNU_SOURCE to remove warning about asprintf
        * Include a test for SEEK_BEGIN and SEEK_LAST
        * Fix: Report success even if we find at least one valid stream in find_max_timestamp_ctf_stream_class
        * Fix SEEK_BEGIN for streams that do not contain any event

2012-10-27 Babeltrace 1.0.0
        * tests: add test traces to distribution tarball
        * Document bash requirement for make check in README
        * Add tests to make check
        * Fix: add missing header size validation
        * callbacks.c: handle extract_ctf_stream_event return value
        * Cleanup: fix cppcheck warning
        * Cleanup: fix cppcheck warnings
        * fix double-free on error path

2012-10-18 Babeltrace 1.0.0-rc6
        * Add valgrind suppression file for libpopt
        * Fix: unplug memory leak that causes popt-0.13 to segfault
        * Fix: test all close/fclose ret val, fix double close
        * Cleanup: add missing newline
        * Fix: fd leak on trace close
        * Fix memory leaks induced by lack of libpopt documentation
        * babeltrace: fix poptGetOptArg memleak
        * plugins: implement plugin unregister
        * Doc: valgrind with babeltrace (glib workaround)
        * callsites: fix memory leak
        * Fix: free all the metadata-related memory
        * Fix : Free the iterator callback arrays
        * Fix : cleanup teardown of context
        * Fix : protect static float and double declarations
        * callsite: support instruction pointer field
        * Document that list.h is LGPLv2.1, but entirely trivial
        * Fix: callsite support: list multiple callsites
        * Add callsite support
        * Fix: Allow 64-bit packet offset
        * Fix: emf uri: surround by " "
        * Handle model.emf.uri event info
        * Fix: Documentation cleanup
        * Fix: misplaced C++ ifdef
        * Fix babeltrace-log get big line when the input file last line don't have enter
        * API Fix: bt_ctf_iter_read_event_flags
        * Fix: get encoding for char arrays and sequences
        * Fix: access to declaration from declaration_field
        * Fix: get_declaration_* should not cast to field
        * Fix babeltrace-log uninitialized memory (v2)
        * Revert "Fix babeltrace-log uninitialized memory"
        * Fix babeltrace-log uninitialized memory
        * Fix: access field properties by declaration
        * Fix: check return value of get_char_array
        * Fix: C++ support to API header files

2012-08-27 Babeltrace 1.0.0-rc5
        * Change default printout to add host, process names and vpid
        * Add support for trace:hostname field
        * Fix: allow specifying more than one input trace path
        * Fix: make warnings (partial errors) visible
        * Fix: --clock-force-correlate to handle trace collections gathered from v
        * Documentation: update API doc with enum functions
        * Fix: API: remove unsupported BT_SEEK_END from API
        * API documentation
        * Cleanup: shut up gcc uninitialized var warning
        * Fix: support large files on 32-bit systems
        * Fix: remove unused fts.h include
        * Fix: add missing enum support to API
        * Fix: handle clock offset with frequency different from 1GHz
        * Cleanup: update ifdef wrapper name
        * Fix: clarify bt_ctf_get_field_list
        * Fix trace-collection.h: No such file or directory that build code with l
        * Fix: check return value of bt_context_create
        * Fix: ensure mmap_base_offset is zeroed on initialization
        * Fix: Reswitch to FTW for add_traces_recursive
        * Fix: don't free unallocated index
        * Fix: don't close the metadata FD if a FP is passed
        * Add BT_SEEK_LAST type to bt_iter_pos
        * Fix: iterator.c BT_SEEK_RESTORE: check return value
        * Fix: complete error handling of babeltrace API
        * cleanup: protected -> hidden: cleanup symbol table
        * Fix: add mmap_base_offset to ctf_stream_pos
        * Fix: assign the current clock for mmap traces
        * Fix: libbabeltrace add missing static declaration
        * Fix: safety checks for opening mmap traces
        * Remove trace-collection.h from include_headers
        * Fix: protect visibility of ctf-parser functions
        * Fix: correct name of bt_ctf_field_get_error in comments and typo in man 
        * Fix: wrong type in bt_ctf_get_uint64/int64
        * API cleanup name get_timestamp and get_cycles
        * fix comment struct bt_saved_pos
        * Fix: Add missing clock-types.h
        * Get rid of clock-raw and use real clock
        * Cleanup (messages): Make the wording of the signedness warning clearer
        * Fix: error path if heap_init fails
        * Fix: Remove obsolete bt_iter_seek function
        * Make the signedness warning useful with the field name
        * Fix: Restore heap for SEEK_BEGIN
        * Fix: check if handle is valid
        * Fix: iterator set_pos
        * Fix: get rid of consumed flag
        * Fix: add missing heap_copy
        * Fix: babeltrace assert() triggered by directories within trace
        * Several fixes for bt_iter_pos related functions
        * Fix iterator: various fixes
        * Fix: remove duplicate yydebug var
        * Fix babeltrace iterator lib: seek at time 0

2012-05-30 Babeltrace 1.0.0-rc4
        * Add CodingStyle to tarball
        * Add coding style document
        * Fix: babeltrace should use output format argument
        * Fix: accept traces which skip stream ids
        * Use mmap_align
        * align header: define PAGE_SIZE
        * Implement mmap alignment header
        * Cleanup: type warnings
        * Cleanup: do not overwrite const argv parameters

2012-05-29 Babeltrace 1.0.0-rc3
        * Fix: converter error logic
        * Fix: report appropriate field in error message
        * Fix: support 64-bit events discarded counter types
        * Fix: add missing bt_ctf_get_int_len API
        * Fix bt_context_add_traces_recursive error code

2012-04-24 Babeltrace 1.0.0-rc2
        * Fix: return an error if no trace can be opened
        * Fix: double destroy in context remove

2012-04-18 Babeltrace 1.0.0-rc1
        * Fix: -n "field names" option should allow "none"
        * Fix: Show context field name by default
        * Manpage fix: babeltrace-log manpage should refer to lttng(1)
        * Clarify warning message for events discarded
        * Fix: babeltrace should skip erroneous traces
        * Fix: put explicit error messages and warnings when opening a trace
        * Fix: segfault on error handling
        * Fix: enum must use last value + 1 as next item value
        * Fix: warn, and don't assert, when reading a value outside enum range
        * API Fix : missing list fields of event decl
        * API fix : fill the values for timestamp begin and end
        * API : list of events in the trace
        * UUID field should be optional, as specified by CTF spec
        * Babeltrace ctf-text duplicated error message
        * API fix/breakage : reexporting bt_ctf_event
        * fix/breakage API : replace bt_ctf_event
        * add ctf_event_definition pointer to ctf_stream_definition
        * Rename ctf_event to ctf_event_declaration
        * Rename ctf_stream to ctf_stream_definition
        * Rename ctf_stream_event to ctf_event_definition
        * Rename ctf_stream_class to ctf_stream_declaration
        * Cleanup: Remove unneeded local variables from function
        * API Fix : give access to trace_handle and context
        * API Fix : handle id to use the public functions
        * Fix : add the missing seek begin

2012-03-16 Babeltrace 1.0.0-pre4
        * fix : bt_ctf_iter_create defaults to BEGIN pos
        * Fix : only one iterator per context
        * Fix error checking in bt_context_add_traces_recursive
        * bt_context_add_trace, bt_iter_pos and bt_iter needed some more comments.
        * Fix API: add const qualifiers, privatize struct bt_ctf_event
        * Fix: split ctf/event.c
        * Fix: seek by timestamp
        * Fix: remove leftover code from seek begin (unimplemented for now)
        * Fix: seek error handling
        * Fix: callbacks.c: more explicit error msg
        * Fix: ctf/iterator.h bt_ctf_iter_read_event() comment
        * Add missing iterator.h into the git repo
        * API fix: Move ctf iterator API members to new babeltrace/ctf/iterator.h
        * API cleanup: Move bt_iter_create/destroy to internal header
        * Fix: update missing copyrights and ifdef protection mismatch
        * Clarify clock correlation error message
        * Fix build warning: set -lpopt as LDFLAGS rather than CFLAGS
        * Fix: add missing _GNU_SOURCE define to babeltrace-log.c
        * Fix: Add memstream.h dependency to Makefile.am
        * Implement fallback for systems lacking open_memstream and fopenmem
        * Fix: try to include endian.h by default

2012-03-02 Babeltrace 1.0.0-pre3
        * Fix uuid in metadata
        * Babeltrace wrapper update
        * uuid wrapper: fix use in visitor
        * Endian wrapper use fix
        * FreeBSD uuid wrapper fixes
        * Fix missing uuid wrapper change
        * Add endian.h wrapper
        * Use standard __LONG_MAX__ instead of __WORDSIZE
        * Create BSD wrapper for uuid
        * fix API : deal with the optional underscore
        * Fix API : functions to access fields properties

2012-02-23 Babeltrace 1.0.0-pre2
        * linker: privatize prio_heap and babeltrace_types
        * Linker: privatize libbabeltrace_types
        * Link statically to internal libraries
        * Combine duplicated API/pretty-print timestamp code
        * API : export the offsetted timestamp
        * Fix : segfault when printing timestamp on index
        * Fix : coherency in const parameters

2012-02-20 Babeltrace 1.0.0-pre1
        * Generically print tracer version (and env) in verbose mode
        * Fix open_mmap_trace missing support
        * fix: context.h add missing documentation for packet_seek parameter
        * Cleanup iterator.h
        * Fix callback.h documentation
        * Cleanup: babeltrace.h does not need to include ctf/events.h
        * API fix: Move callbacks to CTF plugin
        * Removed unneeded ctf_* forward declarations from babeltrace.h
        * Remove unneeded forward declarations (ctf-specific) from iterator.h
        * fix: move read event from iterator to event.h
        * Fix: ctf specific events.c needs to be within CTF plugin
        * API fix: packet_seek should take an index rather than offset
        * Fix API: allow packet_seek override
        * Fix: add lib missing includes
        * Fix: packet_seek is local to plugins, but can be overridden
        * Fix API: rename unclear move_pos_slow to packet_seek
        * Fix: Check for unknown format
        * Fix: do not use ctf-specific struct in format.h
        * fix : callback type, doc and links to libbabeltrace
        * Fix : callback chain len

2012-02-16 Babeltrace 0.12
        * Typedef bt_intern_str
        * Export the list header with a new namespace
        * API : add_trace return the trace_handle id
        * fix manpage: refer to lttng(1)
        * API : cleanup includes
        * API : Access CTF events fields
        * manpage: Add babeltrace-log.1
        * API : seek by timestamp
        * Move the add_traces_recursive out of the library
        * manpage: use pp instead of PP

2012-02-13 Babeltrace 0.11.1
        * Add trace-collection.h to the installed headers

2012-02-13 Babeltrace 0.11
        * Add --clock-force-correlate option
        * lib: open trace error handling fix
        * Use default if there is no clock declaration
        * iterator: fix type warning on 32-bit build
        * Use 64-bit type for packet and content size
        * Fix context API
        * Add missing context-internal.h
        * struct bt_context is opaque
        * Update comment to match context API code
        * Print loglevel names
        * babeltrace lib cleanup, folded with open/remove trace functions
        * API : iterator get and set position

2012-02-09 Babeltrace 0.10
        * Fix clock freq
        * clock: use freq field
        * Show env. in verbose mode
        * Remove all code that depends on trace collection directory structure
        * Use environment information for extra fields
        * Parse environment declarations from LTTng-modules and LTTng-UST
        * Fix typo
        * Add babeltrace.1 manpage
        * Update help
        * Install license files and dependency listing into the system doc
        * Add ChangeLog to doc install

2012-02-02 Babeltrace 0.9
        * Allow signed values in get_signed. Cast unsigned into signed.
        * Show loglevel information only with value
        * env needs to be a keyword too
        * Add env {} warning test case
        * Add environment (env {}) parser-level support
        * Revert "Remove leading underscores from identifiers directly in lexer"
        * Remove leading underscores from identifiers directly in lexer
        * Fix: do not remove field names when adding fields
        * API : iterator namespace cleanup
        * Time offset: use trace offset average
        * API : trace_handle
        * Print event discarded at end of stream
        * Discarded event time range is between last packet event and timestamp_end
        * Print time range during which events have been dropped
        * Print events discarded
        * Add clock offset support
        * Warn user of clock offsets do not match
        * Add clocks to trace collection
        * clock: show as time of day
        * Implement clock mapping within integer type
        * Implement clock IR generation
        * Add warning tests
        * Relax unknown field handling: warn instead of error
        * Fix erroneous use of "-n" for additional fields, add "-f"
        * Output warnings and errors to stderr
        * Fix double typedef of bt_event_name
        * Parse clock descriptions
        * API : split iterator headers from babeltrace.h
        * Add missing context.h/context.c
        * Introduce contexts
        * Fix parallel build for lib/
        * Organise libbabeltrace
        * Export the format.h header
        * Create the babeltrace include dir on install
        * callbacks: use correct type for element size
        * callbacks: Fix set size array size
        * Fix callback chain array usage
        * Add time delta to ctf-text
        * ctf-text: show timestamp in sec.nsec
        * Fix wrong variable error check
        * Use the generic call to move_pos_slow

2011-12-12 Babeltrace 0.8
        * Add loglevel support
        * Update libpopt dependency to 1.13
        * Document dependency on libpopt >= 1.8
        * Describe libtool version dependency
        * AC_PROG_LIBTOOL is deprecated in favor of LT_INIT
        * Use realpath for path
        * Helper function to extract string from fields
        * Use realpath on trace collection path
        * allow printing domains when no procname are present, handle
          various / patterns
        * Add trace:domain,trace:procname,trace:pid support
        * Add "-n trace" option to print trace name
        * Do not install ctf-parser-test
        * Make ctf open errors more verbose
        * configure.ac: add check for popt library
        * Show field names by default, enhance --names option
        * Move opt_field_names/babeltrace_verbose/babeltrace_debug into lib
        * Add mmap trace reading
        * Pass stream pointer with callback caller data

2011-09-29 Babeltrace 0.7
        * Add missing stdint.h
        * Use integer extraction functions
        * Extract int and char arrays from fields
        * Add parameters to callbacks
        * Fix float support
        * Fix type cast warning
        * Integer support: add missing signed casts
        * Remove underscore prefix from field names (pretty-print)
        * Fix sequence iteration
        * Fix sequence field name use after free
        * Fix support for empty streams
        * Optional file pointer to metadata
        * Specify callback to move packet in open_trace
        * Free the callbacks on iter_destroy
        * Add callback support
        * Basic seek support
        * Add callback API
        * Enhance babeltrace API with position save/restore
        * Remove unused structure forward declarations
        * Remove stale local .c struct declarations (unused)
        * Annotate branches in ctf.c event reading/writing code
        * Annotate prio heap likely branch
        * Annotate likely/unlikely branches in headers

2011-08-12 Babeltrace 0.6
        * Introduce Babeltrace public API: babeltrace.h
        * Fix support for gold linker: inappropriate dep removal of plugins

2011-08-12 Babeltrace 0.5
        * Initialize size to 0 to eliminate incorrect gcc uninitialized
          var warning
        * Fix non-matching packet context wrt last packet event read