| /* | 
 |  * Various trivial helper wrappers around standard functions | 
 |  */ | 
 | #include "cache.h" | 
 |  | 
 | /* | 
 |  * There's no pack memory to release - but stay close to the Git | 
 |  * version so wrap this away: | 
 |  */ | 
 | static inline void release_pack_memory(size_t size __used, int flag __used) | 
 | { | 
 | } | 
 |  | 
 | char *xstrdup(const char *str) | 
 | { | 
 | 	char *ret = strdup(str); | 
 | 	if (!ret) { | 
 | 		release_pack_memory(strlen(str) + 1, -1); | 
 | 		ret = strdup(str); | 
 | 		if (!ret) | 
 | 			die("Out of memory, strdup failed"); | 
 | 	} | 
 | 	return ret; | 
 | } | 
 |  | 
 | void *xrealloc(void *ptr, size_t size) | 
 | { | 
 | 	void *ret = realloc(ptr, size); | 
 | 	if (!ret && !size) | 
 | 		ret = realloc(ptr, 1); | 
 | 	if (!ret) { | 
 | 		release_pack_memory(size, -1); | 
 | 		ret = realloc(ptr, size); | 
 | 		if (!ret && !size) | 
 | 			ret = realloc(ptr, 1); | 
 | 		if (!ret) | 
 | 			die("Out of memory, realloc failed"); | 
 | 	} | 
 | 	return ret; | 
 | } |