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| author | Ulrich Drepper <drepper@redhat.com> | 2005-01-07 19:42:24 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2005-01-07 19:42:24 +0000 |
| commit | 9ee4c01788073b3f061b84c0df966dd334cf0ca2 (patch) | |
| tree | be4cf37218adccf6dc4b44f1170ba68ff1f7b269 /misc/sys | |
| parent | e2070ca2b40d3c2dd20d110268ce7b4007a17f4f (diff) | |
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Update.
* misc/sys/cdefs.h (__attribute_warn_unused_result__): Define.
* stdlib/stdlib.h: Make realloc with
__attribute_warn_unused_result__ instead of __wur.
* malloc/malloc.h: Add __wur and __attribute_warn_unused_result__
markers as in <stdlib.h>.
Diffstat (limited to 'misc/sys')
| -rw-r--r-- | misc/sys/cdefs.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h index 6ac21013cc..8d529bfadc 100644 --- a/misc/sys/cdefs.h +++ b/misc/sys/cdefs.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1992-2001, 2002, 2004 Free Software Foundation, Inc. +/* Copyright (C) 1992-2001, 2002, 2004, 2005 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 @@ -257,9 +257,16 @@ /* If fortification mode, we warn about unused results of certain function calls which can lead to problems. */ -#if __GNUC_PREREQ (3,4) && __USE_FORTIFY_LEVEL > 0 -# define __wur __attribute__ ((__warn_unused_result__)) +#if __GNUC_PREREQ (3,4) +# define __attribute_warn_unused_result__ \ + __attribute__ ((__warn_unused_result__)) +# if __USE_FORTIFY_LEVEL > 0 +# define __wur __attribute_warn_unused_result__ +# endif #else +# define __attribute_warn_unused_result__ /* empty */ +#endif +#ifndef __wur # define __wur /* Ignore */ #endif |