src/safe_alloc.c

   1 /**
   2  * @file safe_alloc.c
   3  */
   4
   5 #include "cgds/safe_alloc.h"
   6
   7 void* safe_malloc(size_t size)
   8 {
   9     void* res = malloc(size);
  10     if (res == NULL)
  11     {
  12         fprintf(stderr, "Error: unable to allocate memory\n");
  13         exit(EXIT_FAILURE);
  14     }
  15     return res;
  16 }
  17
  18 void* safe_calloc(size_t count, size_t size)
  19 {
  20     void* res = calloc(count, size);
  21     if (res == NULL)
  22     {
  23         fprintf(stderr, "Error: unable to allocate memory\n");
  24         exit(EXIT_FAILURE);
  25     }
  26     return res;
  27 }
  28
  29 void* safe_realloc(void* ptr, size_t size)
  30 {
  31     void* res = realloc(ptr, size);
  32     if (res == NULL)
  33     {
  34         fprintf(stderr, "Error: unable to reallocate memory\n");
  35         exit(EXIT_FAILURE);
  36     }
  37     return res;
  38 }
  39
  40 void safe_free(void* ptr)
  41 {
  42     if (ptr != NULL)
  43         free(ptr);
  44 }