| Ingo Molnar | 0780060 | 2009-04-20 15:00:56 +0200 | [diff] [blame] | 1 | /* | 
 | 2 |  * Various trivial helper wrappers around standard functions | 
 | 3 |  */ | 
 | 4 | #include "cache.h" | 
 | 5 |  | 
 | 6 | /* | 
 | 7 |  * There's no pack memory to release - but stay close to the Git | 
 | 8 |  * version so wrap this away: | 
 | 9 |  */ | 
| Ingo Molnar | f37a291 | 2009-07-01 12:37:06 +0200 | [diff] [blame] | 10 | static inline void release_pack_memory(size_t size __used, int flag __used) | 
| Ingo Molnar | 0780060 | 2009-04-20 15:00:56 +0200 | [diff] [blame] | 11 | { | 
 | 12 | } | 
 | 13 |  | 
 | 14 | char *xstrdup(const char *str) | 
 | 15 | { | 
 | 16 | 	char *ret = strdup(str); | 
 | 17 | 	if (!ret) { | 
 | 18 | 		release_pack_memory(strlen(str) + 1, -1); | 
 | 19 | 		ret = strdup(str); | 
 | 20 | 		if (!ret) | 
 | 21 | 			die("Out of memory, strdup failed"); | 
 | 22 | 	} | 
 | 23 | 	return ret; | 
 | 24 | } | 
 | 25 |  | 
| Ingo Molnar | 0780060 | 2009-04-20 15:00:56 +0200 | [diff] [blame] | 26 | void *xrealloc(void *ptr, size_t size) | 
 | 27 | { | 
 | 28 | 	void *ret = realloc(ptr, size); | 
 | 29 | 	if (!ret && !size) | 
 | 30 | 		ret = realloc(ptr, 1); | 
 | 31 | 	if (!ret) { | 
 | 32 | 		release_pack_memory(size, -1); | 
 | 33 | 		ret = realloc(ptr, size); | 
 | 34 | 		if (!ret && !size) | 
 | 35 | 			ret = realloc(ptr, 1); | 
 | 36 | 		if (!ret) | 
 | 37 | 			die("Out of memory, realloc failed"); | 
 | 38 | 	} | 
 | 39 | 	return ret; | 
 | 40 | } |