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[Bug gdb/15358] gdb deadlock due to gdb calling calloc() in signal handler.
- From: "cvs-commit at gcc dot gnu.org" <sourceware-bugzilla at sourceware dot org>
- To: gdb-prs at sourceware dot org
- Date: Tue, 18 Mar 2014 21:51:30 +0000
- Subject: [Bug gdb/15358] gdb deadlock due to gdb calling calloc() in signal handler.
- Auto-submitted: auto-generated
- References: <bug-15358-4717 at http dot sourceware dot org/bugzilla/>
https://sourceware.org/bugzilla/show_bug.cgi?id=15358
--- Comment #6 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> ---
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- Log -----------------------------------------------------------------
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=06c868a8dc5ef46ab7dd6601c8bc2f417e415af9
commit 06c868a8dc5ef46ab7dd6601c8bc2f417e415af9
Author: Jan Kratochvil <jan.kratochvil@redhat.com>
Date: Tue Mar 18 22:48:06 2014 +0100
Fix SIGTERM signal safety (PR gdb/15358).
gdb/
2014-03-18 Jan Kratochvil <jan.kratochvil@redhat.com>
PR gdb/15358
* defs.h (sync_quit_force_run): New declaration.
(QUIT): Check also SYNC_QUIT_FORCE_RUN.
* event-top.c (async_sigterm_handler): New declaration.
(async_sigterm_token): New variable.
(async_init_signals): Create also async_sigterm_token.
(async_sigterm_handler): New function.
(sync_quit_force_run): New variable.
(handle_sigterm): Replace quit_force call by other calls.
* utils.c (quit): Call quit_force if SYNC_QUIT_FORCE_RUN.
gdb/testsuite/
2014-03-18 Jan Kratochvil <jan.kratochvil@redhat.com>
PR gdb/15358
* gdb.base/gdb-sigterm.c: New file.
* gdb.base/gdb-sigterm.exp: New file.
Message-ID: <20140316135334.GA30698@host2.jankratochvil.net>
-----------------------------------------------------------------------
Summary of changes:
gdb/ChangeLog | 13 ++++
gdb/defs.h | 5 +-
gdb/event-top.c | 27 ++++++++-
gdb/testsuite/ChangeLog | 6 ++
gdb/testsuite/gdb.base/gdb-sigterm.c | 26 +++++++++
gdb/testsuite/gdb.base/gdb-sigterm.exp | 96 ++++++++++++++++++++++++++++++++
gdb/utils.c | 6 ++
7 files changed, 176 insertions(+), 3 deletions(-)
create mode 100644 gdb/testsuite/gdb.base/gdb-sigterm.c
create mode 100644 gdb/testsuite/gdb.base/gdb-sigterm.exp
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