diff options
Diffstat (limited to 'malloc/malloc.h')
| -rw-r--r-- | malloc/malloc.h | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/malloc/malloc.h b/malloc/malloc.h index f65e18aa82..3e7c447be1 100644 --- a/malloc/malloc.h +++ b/malloc/malloc.h @@ -1,5 +1,5 @@ /* Prototypes and definition for malloc implementation. - Copyright (C) 1996-2016 Free Software Foundation, Inc. + Copyright (C) 1996-2018 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 @@ -49,12 +49,17 @@ __THROW __attribute_malloc__ __wur; extern void *realloc (void *__ptr, size_t __size) __THROW __attribute_warn_unused_result__; +/* Re-allocate the previously allocated block in PTR, making the new + block large enough for NMEMB elements of SIZE bytes each. */ +/* __attribute_malloc__ is not used, because if reallocarray returns + the same pointer that was passed to it, aliasing needs to be allowed + between objects pointed by the old and new pointers. */ +extern void *reallocarray (void *__ptr, size_t __nmemb, size_t __size) +__THROW __attribute_warn_unused_result__; + /* Free a block allocated by `malloc', `realloc' or `calloc'. */ extern void free (void *__ptr) __THROW; -/* Free a block allocated by `calloc'. */ -extern void cfree (void *__ptr) __THROW; - /* Allocate SIZE bytes allocated to ALIGNMENT bytes. */ extern void *memalign (size_t __alignment, size_t __size) __THROW __attribute_malloc__ __wur; @@ -83,7 +88,7 @@ struct mallinfo int smblks; /* number of fastbin blocks */ int hblks; /* number of mmapped regions */ int hblkhd; /* space in mmapped regions */ - int usmblks; /* maximum total allocated space */ + int usmblks; /* always 0, preserved for backwards compatibility */ int fsmblks; /* space available in freed fastbin blocks */ int uordblks; /* total allocated space */ int fordblks; /* total free space */ @@ -134,18 +139,6 @@ extern void malloc_stats (void) __THROW; /* Output information about state of allocator to stream FP. */ extern int malloc_info (int __options, FILE *__fp) __THROW; -/* Record the state of all malloc variables in an opaque data structure. */ -extern void *malloc_get_state (void) __THROW; - -/* Restore the state of all malloc variables from data obtained with - malloc_get_state(). */ -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) -__MALLOC_DEPRECATED; /* Hooks for debugging and user-defined versions. */ extern void (*__MALLOC_HOOK_VOLATILE __free_hook) (void *__ptr, const void *) |