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headers: add some __attribute__ instrumentation

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Use some malloc and strdup instrumentation and warning attributes
and standard systems headers.
This commit is contained in:
Zdenek Kabelac 2010-10-25 09:39:36 +02:00
parent ba222c6e35
commit ac8a931889
1 changed files with 26 additions and 13 deletions
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39
libdm/libdevmapper.h
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@ -713,13 +713,19 @@ uint32_t dm_tree_get_cookie(struct dm_tree_node *node);
* Memory management * Memory management
*******************/ *******************/
void *dm_malloc_aux(size_t s, const char *file, int line); void *dm_malloc_aux(size_t s, const char *file, int line)
void *dm_malloc_aux_debug(size_t s, const char *file, int line); __attribute__((malloc)) __attribute__((__warn_unused_result__));
void *dm_zalloc_aux(size_t s, const char *file, int line); void *dm_malloc_aux_debug(size_t s, const char *file, int line)
void *dm_zalloc_aux_debug(size_t s, const char *file, int line); __attribute__((__warn_unused_result__));
char *dm_strdup_aux(const char *str, const char *file, int line); void *dm_zalloc_aux(size_t s, const char *file, int line)
__attribute__((malloc)) __attribute__((__warn_unused_result__));
void *dm_zalloc_aux_debug(size_t s, const char *file, int line)
__attribute__((__warn_unused_result__));
char *dm_strdup_aux(const char *str, const char *file, int line)
__attribute__((malloc)) __attribute__((__warn_unused_result__));
void dm_free_aux(void *p); void dm_free_aux(void *p);
void *dm_realloc_aux(void *p, unsigned int s, const char *file, int line); void *dm_realloc_aux(void *p, unsigned int s, const char *file, int line)
__attribute__((__warn_unused_result__));
int dm_dump_memory_debug(void); int dm_dump_memory_debug(void);
void dm_bounds_check_debug(void); void dm_bounds_check_debug(void);
@ -782,12 +788,15 @@ void dm_bounds_check_debug(void);
struct dm_pool; struct dm_pool;
/* constructor and destructor */ /* constructor and destructor */
struct dm_pool *dm_pool_create(const char *name, size_t chunk_hint); struct dm_pool *dm_pool_create(const char *name, size_t chunk_hint)
__attribute__((__warn_unused_result__));
void dm_pool_destroy(struct dm_pool *p); void dm_pool_destroy(struct dm_pool *p);
/* simple allocation/free routines */ /* simple allocation/free routines */
void *dm_pool_alloc(struct dm_pool *p, size_t s); void *dm_pool_alloc(struct dm_pool *p, size_t s)
void *dm_pool_alloc_aligned(struct dm_pool *p, size_t s, unsigned alignment); __attribute__((__warn_unused_result__));
void *dm_pool_alloc_aligned(struct dm_pool *p, size_t s, unsigned alignment)
__attribute__((__warn_unused_result__));
void dm_pool_empty(struct dm_pool *p); void dm_pool_empty(struct dm_pool *p);
void dm_pool_free(struct dm_pool *p, void *ptr); void dm_pool_free(struct dm_pool *p, void *ptr);
@ -858,9 +867,12 @@ void *dm_pool_end_object(struct dm_pool *p);
void dm_pool_abandon_object(struct dm_pool *p); void dm_pool_abandon_object(struct dm_pool *p);
/* utilities */ /* utilities */
char *dm_pool_strdup(struct dm_pool *p, const char *str); char *dm_pool_strdup(struct dm_pool *p, const char *str)
char *dm_pool_strndup(struct dm_pool *p, const char *str, size_t n); __attribute__((__warn_unused_result__));
void *dm_pool_zalloc(struct dm_pool *p, size_t s); char *dm_pool_strndup(struct dm_pool *p, const char *str, size_t n)
__attribute__((__warn_unused_result__));
void *dm_pool_zalloc(struct dm_pool *p, size_t s)
__attribute__((__warn_unused_result__));
/****************** /******************
* bitset functions * bitset functions
@ -918,7 +930,8 @@ struct dm_hash_node;
typedef void (*dm_hash_iterate_fn) (void *data); typedef void (*dm_hash_iterate_fn) (void *data);
struct dm_hash_table *dm_hash_create(unsigned size_hint); struct dm_hash_table *dm_hash_create(unsigned size_hint)
__attribute__((__warn_unused_result__));
void dm_hash_destroy(struct dm_hash_table *t); void dm_hash_destroy(struct dm_hash_table *t);
void dm_hash_wipe(struct dm_hash_table *t); void dm_hash_wipe(struct dm_hash_table *t);