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 }