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author | Ulrich Drepper <drepper@redhat.com> | 2009-03-08 19:53:12 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2009-03-08 19:53:12 +0000 |
commit | 610e67ed5af7e1acf2f96bb964cc2131af570a3d (patch) | |
tree | 14daa2846118122a858f3f498a525456a7d74ba0 /stdlib/at_quick_exit.c | |
parent | 130ca12eb3d9b2fec32847699ca08ea25aec9130 (diff) | |
download | glibc-610e67ed5af7e1acf2f96bb964cc2131af570a3d.zip glibc-610e67ed5af7e1acf2f96bb964cc2131af570a3d.tar.gz glibc-610e67ed5af7e1acf2f96bb964cc2131af570a3d.tar.bz2 |
* stdlib/Makefile (routines): Add quick_exit, at_quick_exit, and
cxa_at_quick_exit.
(static-only-routines): Add at_quick_exit.
* stdlib/Versions: Export quick_exit and __cxa_at_quick_exit for
GLIBC_2.10.
* stdlib/quick_exit.c: New file.
* stdlib/at_quick_exit.c: New file.
* stdlib/cxa_at_quick_exit.c: New file.
* stdlib/cxa_atexit.c (__cxa_atexit): Move body to new function. Call
it appropriately.
(__internal_atexit): New function.
(__new_exitfn): Now takes parameter to point to the list to use.
* stdlib/cxa_finalize.c: Remove quick_exit handlers, don't call them.
* stdlib/exit.c (__run_exit_handlers): New function. Split from...
(exit): ...here. Just call __run_exit_handlers appropriately.
* stdlib/exit.h: Declare __quick_exit_funcs, __run_exit_handlers,
__internal_atexit, __cxa_at_quick_exit. Adjust __new_exitfn.
* stdlib/on_exit.c: Adjust call to __new_exitfn.
* stdlib/stdlib.h: Declare at_quick_exit and quick_exit.
Diffstat (limited to 'stdlib/at_quick_exit.c')
-rw-r--r-- | stdlib/at_quick_exit.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/stdlib/at_quick_exit.c b/stdlib/at_quick_exit.c new file mode 100644 index 0000000..abe2910 --- /dev/null +++ b/stdlib/at_quick_exit.c @@ -0,0 +1,50 @@ +/* Copyright (C) 1991,1996,1999,2001,2006,2009 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + In addition to the permissions in the GNU Lesser General Public + License, the Free Software Foundation gives you unlimited + permission to link the compiled version of this file with other + programs, and to distribute those programs without any restriction + coming from the use of this file. (The GNU Lesser General Public + License restrictions do apply in other respects; for example, they + cover modification of the file, and distribution when not linked + into another program.) + + Note that people who make modified versions of this file are not + obligated to grant this special exception for their modified + versions; it is their choice whether to do so. The GNU Lesser + General Public License gives permission to release a modified + version without this exception; this exception also makes it + possible to release a modified version which carries forward this + exception. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <stdlib.h> +#include "exit.h" + + +/* This is defined by newer gcc version unique for each module. */ +extern void *__dso_handle __attribute__ ((__weak__)); + + +/* Register FUNC to be executed by `quick_exit'. */ +int +at_quick_exit (void (*func) (void)) +{ + return __cxa_at_quick_exit ((void (*) (void *)) func, + &__dso_handle == NULL ? NULL : __dso_handle); +} |