From 9ee4c01788073b3f061b84c0df966dd334cf0ca2 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 7 Jan 2005 19:42:24 +0000 Subject: 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 . --- malloc/malloc.h | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) (limited to 'malloc') 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. */ -- cgit v1.2.3