libthread_db: Skip attaching to terminated and joined threads

[deliverable/binutils-gdb.git] / gdb / ChangeLog

2015-01-09  Pedro Alves  <palves@redhat.com>

	* linux-nat.c (lin_lwp_attach_lwp): Assert that the lwp id we're
	about to wait for is > 0.
	* linux-thread-db.c (find_new_threads_callback): Ignore thread if
	the kernel thread ID is -1.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* linux-nat.c (attach_proc_task_lwp_callback): New function.
	(linux_nat_attach): Use linux_proc_attach_tgid_threads.
	(wait_lwp, linux_nat_filter_event): If not set yet, set the lwp's
	ptrace option flags.
	* linux-nat.h (struct lwp_info) <must_set_ptrace_flags>: New
	field.
	* nat/linux-procfs.c: Include <dirent.h>.
	(linux_proc_get_int): New parameter "warn".  Handle it.
	(linux_proc_get_tgid): Adjust.
	(linux_proc_get_tracerpid): Rename to ...
	(linux_proc_get_tracerpid_nowarn): ... this.
	(linux_proc_pid_get_state): New function, factored out from
	(linux_proc_pid_has_state): ... this.  Add new parameter "warn"
	and handle it.
	(linux_proc_pid_is_gone): New function.
	(linux_proc_pid_is_stopped): Adjust.
	(linux_proc_pid_is_zombie_maybe_warn)
	(linux_proc_pid_is_zombie_nowarn): New functions.
	(linux_proc_pid_is_zombie): Use
	linux_proc_pid_is_zombie_maybe_warn.
	(linux_proc_attach_tgid_threads): New function.
	* nat/linux-procfs.h (linux_proc_get_tgid): Update comment.
	(linux_proc_get_tracerpid): Rename to ...
	(linux_proc_get_tracerpid_nowarn): ... this, and update comment.
	(linux_proc_pid_is_gone): New declaration.
	(linux_proc_pid_is_zombie): Update comment.
	(linux_proc_pid_is_zombie_nowarn): New declaration.
	(linux_proc_attach_lwp_func): New typedef.
	(linux_proc_attach_tgid_threads): New declaration.
	* nat/linux-ptrace.c (linux_ptrace_attach_fail_reason): Adjust to
	use nowarn functions.
	(linux_ptrace_attach_fail_reason_string): Move here from
	gdbserver/linux-low.c and rename.
	(ptrace_supports_feature): If the current ptrace options are not
	known yet, check them now, instead of asserting.
	* nat/linux-ptrace.h (linux_ptrace_attach_fail_reason_string):
	Declare.

2015-01-09  Pedro Alves  <palves@redhat.com>

	* linux-thread-db.c (thread_db_find_new_threads_silently)
	(try_thread_db_load_1, try_thread_db_load, thread_db_load_search)
	(find_new_threads_once): Print debug output on gdb_stdlog.

2015-01-09  Chen Gang  <gang.chen.5i5j@gmail.com>
	    Pedro Alves  <palves@redhat.com>

	* compile/compile.c: Include "gdb_wait.h".
	(do_rmdir): Check return value, and free 'zap'.

2015-01-08  Pedro Alves  <palves@redhat.com>
	    Yao Qi  <yao@codesourcery.com>

	* dwarf2loc.c (indirect_pieced_value): Don't call
	gdb_sign_extend.  Call extract_signed_integer instead.
	* utils.c (gdb_sign_extend): Remove.
	* utils.h (gdb_sign_extend): Remove declaration.

2015-01-07  Pierre Muller  <muller@sourceware.org>

	PR symtab/17811
	* stabsread.c (define_symbol): Set language for C++ special symbols.

2015-01-07  Patrick Palka  <patrick@parcs.ath.cx>

	* inflow.c (initial_gdb_ttystate): Tweak comment.

2015-01-07  Joel Brobecker  <brobecker@adacore.com>

	* inflow.c (set_initial_gdb_ttystate): Add empty line after
	comment documenting function.

2015-01-07  Patrick Palka  <patrick@parcs.ath.cx>

	* terminal.h (set_initial_gdb_ttystate): Declare.
	* inflow.c (initial_gdb_ttystate): New static variable.
	(set_initial_gdb_ttystate): New setter.
	(child_terminal_init_with_pgrp): Copy initial_gdb_ttystate
	instead of our current terminal state.
	* top.c (gdb_init): Call set_initial_gdb_ttystate.

2015-01-07  Joel Brobecker  <brobecker@adacore.com>

	* guile/scm-type.c (tyscm_array_1): Add comment.
	* python/py-type.c (typy_array_1): Add comment.

2015-01-06  Joel Brobecker  <brobecker@adacore.com>

	* guile/scm-type.c (tyscm_array_1): Do not raise out-of-range
	error if N2 is equal to N1 - 1.

2015-01-06  Joel Brobecker  <brobecker@adacore.com>

	* python/py-type.c (typy_array_1): Do not raise negative-length
	exception if N2 is equal to N1 - 1.

2015-01-03  Doug Evans  <xdje42@gmail.com>

	* c-exp.y: Whitespace cleanup.
	(classify_inner_name): Remove extra ;.

2015-01-02  Maciej W. Rozycki  <macro@codesourcery.com>

	* mips-tdep.c (mips32_scan_prologue): Keep the extracted stack
	offset signed.

2015-01-02  Doug Evans  <dje@google.com>

	* dwarf2read.c (setup_type_unit_groups): Remove outdated comment.

2015-01-02  Doug Evans  <dje@google.com>

	* symtab.h (struct symbol): Fix typo in comment.

2015-01-01  Joel Brobecker  <brobecker@adacore.com>

	Update year range in copyright notice of all files.

2015-01-01  Joel Brobecker  <brobecker@adacore.com>

	* top.c (print_gdb_version): Update copyright year to 2015.

2015-01-01  Joel Brobecker  <brobecker@adacore.com>

	* config/djgpp/fnchange.lst: Add entry for gdb/ChangeLog-2014.

For older changes see ChangeLog-2014.
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