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| author | Ulrich Drepper <drepper@gmail.com> | 2011-05-29 21:10:23 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-05-29 21:10:23 -0400 |
| commit | 7d17596c198f11fa85cbcf9587443f262e63b616 (patch) | |
| tree | 4f533c78403e206e013af43e5c6ff77be7ee1c7f | |
| parent | a33c44639a8784589c8386ac0b56baf6d0beca32 (diff) | |
| download | glibc-7d17596c198f11fa85cbcf9587443f262e63b616.zip glibc-7d17596c198f11fa85cbcf9587443f262e63b616.tar.gz glibc-7d17596c198f11fa85cbcf9587443f262e63b616.tar.bz2 | |
Mark malloc hook variables as deprecated
| -rw-r--r-- | ChangeLog | 2 | ||||
| -rw-r--r-- | NEWS | 5 | ||||
| -rw-r--r-- | malloc/malloc.h | 20 |
3 files changed, 21 insertions, 6 deletions
@@ -1,5 +1,7 @@ 2011-05-29 Ulrich Drepper <drepper@gmail.com> + * malloc/malloc.h: Mark malloc hook variables as deprecated. + [BZ #11781] * malloc/malloc.h: Declare malloc hook variables as volatile. @@ -39,6 +39,11 @@ Version 2.14 * New program sotruss to trace calls through PLTs Implemented by Ulrich Drepper. + +* The malloc hook implementation is marked deprecated and will be removed + from the default implementation in the next version. The design never + worked ever since the introduction of threads. Even programs which do + not create threads themselves can use multiple threads created internally. Version 2.13 diff --git a/malloc/malloc.h b/malloc/malloc.h index e8f6068..3a43f7c 100644 --- a/malloc/malloc.h +++ b/malloc/malloc.h @@ -39,8 +39,10 @@ # ifdef _LIBC # define __MALLOC_HOOK_VOLATILE +# define __MALLOC_DEPRECATED # else # define __MALLOC_HOOK_VOLATILE __volatile +# define __MALLOC_DEPRECATED __attribute_deprecated__ # endif #else /* Not GCC. */ @@ -48,6 +50,7 @@ # define __MALLOC_P(args) args # define __MALLOC_PMT(args) args # define __MALLOC_HOOK_VOLATILE +# define __MALLOC_DEPRECATED __attribute_deprecated__ #endif /* GCC. */ @@ -164,22 +167,27 @@ extern int malloc_set_state (void *__ptr) __THROW; /* Called once when malloc is initialized; redefining this variable in the application provides the preferred way to set up the hook pointers. */ -extern void (*__MALLOC_HOOK_VOLATILE __malloc_initialize_hook) (void); +extern void (*__MALLOC_HOOK_VOLATILE __malloc_initialize_hook) (void) + __MALLOC_DEPRECATED; /* Hooks for debugging and user-defined versions. */ extern void (*__MALLOC_HOOK_VOLATILE __free_hook) (void *__ptr, - __const __malloc_ptr_t); + __const __malloc_ptr_t) + __MALLOC_DEPRECATED; extern void *(*__MALLOC_HOOK_VOLATILE __malloc_hook) (size_t __size, - __const __malloc_ptr_t); + __const __malloc_ptr_t) + __MALLOC_DEPRECATED; extern void *(*__MALLOC_HOOK_VOLATILE __realloc_hook) (void *__ptr, size_t __size, - __const __malloc_ptr_t); + __const __malloc_ptr_t) + __MALLOC_DEPRECATED; extern void *(*__MALLOC_HOOK_VOLATILE __memalign_hook) (size_t __alignment, size_t __size, - __const __malloc_ptr_t); + __const __malloc_ptr_t) + __MALLOC_DEPRECATED; extern void (*__MALLOC_HOOK_VOLATILE __after_morecore_hook) (void); /* Activate a standard set of debugging hooks. */ -extern void __malloc_check_init (void) __THROW; +extern void __malloc_check_init (void) __THROW __MALLOC_DEPRECATED; __END_DECLS |