Added Python 3.0 or better requirement to the README file

[babeltrace.git] / ChangeLog

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