diff options
Diffstat (limited to 'libc/assert/assert.c')
| -rw-r--r-- | libc/assert/assert.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/libc/assert/assert.c b/libc/assert/assert.c index 0ef4ca62e..727fb1446 100644 --- a/libc/assert/assert.c +++ b/libc/assert/assert.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1991,1994-1996,1998,2001,2002,2005 +/* Copyright (C) 1991,1994-1996,1998,2001,2002,2005,2009 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -18,6 +18,7 @@ 02111-1307 USA. */ #include <assert.h> +#include <atomic.h> #include <libintl.h> #include <stdio.h> #include <stdlib.h> @@ -43,6 +44,7 @@ extern const char *__progname; # include FATAL_PREPARE_INCLUDE #endif + #undef __assert_fail void __assert_fail (const char *assertion, const char *file, unsigned int line, @@ -64,9 +66,10 @@ __assert_fail (const char *assertion, const char *file, unsigned int line, (void) __fxprintf (NULL, "%s", buf); (void) fflush (stderr); - /* We have to free the buffer since the application might catch the - SIGABRT. */ - free (buf); + /* We have to free the old buffer since the application might + catch the SIGABRT signal. */ + char *old = atomic_exchange_acq (&__abort_msg, buf); + free (old); } else { |