diff options
Diffstat (limited to 'stdlib/stdlib.h')
| -rw-r--r-- | stdlib/stdlib.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h index 8416bd4446..593e859a4d 100644 --- a/stdlib/stdlib.h +++ b/stdlib/stdlib.h @@ -686,6 +686,24 @@ extern void *realloc (void *__ptr, size_t __size) /* Free a block allocated by `malloc', `realloc' or `calloc'. */ extern void free (void *__ptr) __THROW; +#if __GLIBC_USE(ISOC23) +/* Free a block allocated by `malloc', `realloc' or `calloc' but not + `aligned_alloc', `memalign', `posix_memalign', `valloc' or + `pvalloc'. SIZE must be equal to the original requested size + provided to `malloc', `realloc' or `calloc'. For `calloc' SIZE is + NMEMB elements * SIZE bytes. It is forbidden to call `free_sized' + for allocations which the caller did not directly allocate but + must still deallocate, such as `strdup' or `strndup'. Instead + continue using `free` for these cases. */ +extern void free_sized (void *__ptr, size_t __size) __THROW; + +/* Free a block allocated by `aligned_alloc', `memalign' or + `posix_memalign'. ALIGNMENT and SIZE must be the same as the values + provided to `aligned_alloc', `memalign' or `posix_memalign'. */ +extern void free_aligned_sized (void *__ptr, size_t __alignment, size_t __size) + __THROW; +#endif + #ifdef __USE_MISC /* Re-allocate the previously allocated block in PTR, making the new block large enough for NMEMB elements of SIZE bytes each. */ |