diff options
| 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 /malloc/malloc.h | |
| parent | e2070ca2b40d3c2dd20d110268ce7b4007a17f4f (diff) | |
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 'malloc/malloc.h')
| -rw-r--r-- | malloc/malloc.h | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/malloc/malloc.h b/malloc/malloc.h index 753539e7b0..88a0fba729 100644 --- a/malloc/malloc.h +++ b/malloc/malloc.h @@ -1,5 +1,5 @@ /* Prototypes and definition for malloc implementation. - Copyright (C) 1996,97,99,2000,2002,2003,2004 Free Software Foundation, Inc. + Copyright (C) 1996,97,99,2000,2002-2004,2005 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 @@ -117,17 +117,18 @@ extern "C" { #endif /* Allocate SIZE bytes of memory. */ -extern __malloc_ptr_t malloc __MALLOC_P ((size_t __size)) __attribute_malloc__; +extern __malloc_ptr_t malloc __MALLOC_P ((size_t __size)) + __attribute_malloc__ __wur; /* Allocate NMEMB elements of SIZE bytes each, all initialized to 0. */ extern __malloc_ptr_t calloc __MALLOC_P ((size_t __nmemb, size_t __size)) - __attribute_malloc__; + __attribute_malloc__ __wur; /* Re-allocate the previously allocated block in __ptr, making the new block SIZE bytes long. */ extern __malloc_ptr_t realloc __MALLOC_P ((__malloc_ptr_t __ptr, size_t __size)) - __attribute_malloc__; + __attribute_malloc__ __attribute_warn_unused_result__; /* Free a block allocated by `malloc', `realloc' or `calloc'. */ extern void free __MALLOC_P ((__malloc_ptr_t __ptr)); @@ -136,15 +137,17 @@ extern void free __MALLOC_P ((__malloc_ptr_t __ptr)); extern void cfree __MALLOC_P ((__malloc_ptr_t __ptr)); /* Allocate SIZE bytes allocated to ALIGNMENT bytes. */ -extern __malloc_ptr_t memalign __MALLOC_P ((size_t __alignment, size_t __size)); +extern __malloc_ptr_t memalign __MALLOC_P ((size_t __alignment, size_t __size)) + __attribute_malloc__ __wur; /* Allocate SIZE bytes on a page boundary. */ -extern __malloc_ptr_t valloc __MALLOC_P ((size_t __size)) __attribute_malloc__; +extern __malloc_ptr_t valloc __MALLOC_P ((size_t __size)) + __attribute_malloc__ __wur; /* Equivalent to valloc(minimum-page-that-holds(n)), that is, round up __size to nearest pagesize. */ extern __malloc_ptr_t pvalloc __MALLOC_P ((size_t __size)) - __attribute_malloc__; + __attribute_malloc__ __wur; /* Underlying allocation function; successive calls should return contiguous pieces of memory. */ |