util.c

   1 /* See LICENSE file for copyright and license details. */
   2 #include <stdarg.h>
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <string.h>
   6
   7 #include "util.h"
   8
   9 void *
  10 ecalloc(size_t nmemb, size_t size)
  11 {
  12         void *p;
  13         p = calloc(nmemb, size);
  14         FAIL_IF(p == NULL, "calloc");
  15         return p;
  16 }
  17
  18 void
  19 die(const char *fmt, ...)
  20 {
  21         va_list ap;
  22
  23         va_start(ap, fmt);
  24         (void)vfprintf(stderr, fmt, ap);
  25         va_end(ap);
  26
  27         if (fmt[0] != '\0' && fmt[strlen(fmt)-1] == ':') {
  28                 (void)fputc(' ', stderr);
  29                 perror(NULL);
  30         } else {
  31                 (void)fputc('\n', stderr);
  32         }
  33
  34         exit(EXIT_FAILURE);
  35 }