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authorUlrich Drepper <drepper@redhat.com>2009-03-08 19:53:12 +0000
committerUlrich Drepper <drepper@redhat.com>2009-03-08 19:53:12 +0000
commit610e67ed5af7e1acf2f96bb964cc2131af570a3d (patch)
tree14daa2846118122a858f3f498a525456a7d74ba0 /stdlib/at_quick_exit.c
parent130ca12eb3d9b2fec32847699ca08ea25aec9130 (diff)
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* 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.c50
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);
+}