external/bsd/flex/dist/lib/realloc.c

   1 #include <config.h>
   2
   3 #include <stdlib.h>
   4
   5 #include <errno.h>
   6
   7 void * rpl_realloc (void *p, size_t n)
   8 {
   9   void *result;
  10
  11   if (n == 0)
  12     {
  13       n = 1;
  14     }
  15
  16   if (p == NULL)
  17     {
  18       result = malloc (n);
  19     }
  20   else
  21     result = realloc (p, n);
  22
  23   if (result == NULL)
  24     errno = ENOMEM;
  25
  26   return result;
  27 }