ref: 449b361b5e44127d7ca45773cab7d8f4c4b496df
dir: /wrapper.c/
#include <stdlib.h> #include <string.h> #include "cc.h" static void out_of_memory(void) { /* TODO: deal with out of memory errors */ error("out of memory"); } void * xmalloc(size_t size) { register void *p = malloc(size); if (!p) out_of_memory(); return p; } void * xcalloc(size_t nmemb, size_t size) { register size_t nbytes = nmemb * size; register void *p = xmalloc(nbytes); return memset(p, nbytes, 0); } char * xstrdup(const char *s) { register size_t len = strlen(s); register char *p = xmalloc(len); return memcpy(p, s, len); } void * xrealloc(void *buff, register size_t size) { register void *p = realloc(buff, size); if (!p) out_of_memory(); return p; }