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Update.

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* string/bits/string2.h: Remove strnlen optimization here.
	* sysdeps/i386/i486/bits/string.h: Add it here.

2001-08-21  Wolfram Gloger  <wg@malloc.de>

	* malloc/malloc.c: Make access to ..._hook pointers thread-safe.

2001-08-21  Ulrich Drepper  <drepper@redhat.com>
This commit is contained in:
Ulrich Drepper
2001-08-21 17:12:43 +00:00
parent 425966d070
commit 6c6bb0558c
4 changed files with 50 additions and 28 deletions
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43
malloc/malloc.c
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@ -2788,13 +2788,15 @@ Void_t* mALLOc(bytes) size_t bytes;
mchunkptr victim;
#if defined _LIBC || defined MALLOC_HOOKS
if (__malloc_hook != NULL) {
__malloc_ptr_t (*hook) __MALLOC_PMT ((size_t, __const __malloc_ptr_t)) =
__malloc_hook;
if (hook != NULL) {
Void_t* result;
#if defined __GNUC__ && __GNUC__ >= 2
result = (*__malloc_hook)(bytes, RETURN_ADDRESS (0));
result = (*hook)(bytes, RETURN_ADDRESS (0));
#else
result = (*__malloc_hook)(bytes, NULL);
result = (*hook)(bytes, NULL);
#endif
return result;
}
@ -3111,11 +3113,14 @@ void fREe(mem) Void_t* mem;
mchunkptr p; /* chunk corresponding to mem */
#if defined _LIBC || defined MALLOC_HOOKS
if (__free_hook != NULL) {
void (*hook) __MALLOC_PMT ((__malloc_ptr_t, __const __malloc_ptr_t)) =
__free_hook;
if (hook != NULL) {
#if defined __GNUC__ && __GNUC__ >= 2
(*__free_hook)(mem, RETURN_ADDRESS (0));
(*hook)(mem, RETURN_ADDRESS (0));
#else
(*__free_hook)(mem, NULL);
(*hook)(mem, NULL);
#endif
return;
}
@ -3314,13 +3319,16 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes;
mchunkptr newp; /* chunk to return */
#if defined _LIBC || defined MALLOC_HOOKS
if (__realloc_hook != NULL) {
__malloc_ptr_t (*hook) __MALLOC_PMT ((__malloc_ptr_t, size_t,
__const __malloc_ptr_t)) =
__realloc_hook;
if (hook != NULL) {
Void_t* result;
#if defined __GNUC__ && __GNUC__ >= 2
result = (*__realloc_hook)(oldmem, bytes, RETURN_ADDRESS (0));
result = (*hook)(oldmem, bytes, RETURN_ADDRESS (0));
#else
result = (*__realloc_hook)(oldmem, bytes, NULL);
result = (*hook)(oldmem, bytes, NULL);
#endif
return result;
}
@ -3596,13 +3604,16 @@ Void_t* mEMALIGn(alignment, bytes) size_t alignment; size_t bytes;
mchunkptr p;
#if defined _LIBC || defined MALLOC_HOOKS
if (__memalign_hook != NULL) {
__malloc_ptr_t (*hook) __MALLOC_PMT ((size_t, size_t,
__const __malloc_ptr_t)) =
__memalign_hook;
if (hook != NULL) {
Void_t* result;
#if defined __GNUC__ && __GNUC__ >= 2
result = (*__memalign_hook)(alignment, bytes, RETURN_ADDRESS (0));
result = (*hook)(alignment, bytes, RETURN_ADDRESS (0));
#else
result = (*__memalign_hook)(alignment, bytes, NULL);
result = (*hook)(alignment, bytes, NULL);
#endif
return result;
}
@ -3788,12 +3799,14 @@ Void_t* cALLOc(n, elem_size) size_t n; size_t elem_size;
Void_t* mem;
#if defined _LIBC || defined MALLOC_HOOKS
if (__malloc_hook != NULL) {
__malloc_ptr_t (*hook) __MALLOC_PMT ((size_t, __const __malloc_ptr_t)) =
__malloc_hook;
if (hook != NULL) {
sz = n * elem_size;
#if defined __GNUC__ && __GNUC__ >= 2
mem = (*__malloc_hook)(sz, RETURN_ADDRESS (0));
mem = (*hook)(sz, RETURN_ADDRESS (0));
#else
mem = (*__malloc_hook)(sz, NULL);
mem = (*hook)(sz, NULL);
#endif
if(mem == 0)
return 0;