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
 9void *
10ecalloc(size_t nmemb, size_t size)
11{
12	void *p;
13
14	if (!(p = calloc(nmemb, size)))
15		perror(NULL);
16	return p;
17}
18
19void
20die(const char *fmt, ...) {
21	va_list ap;
22
23	va_start(ap, fmt);
24	vfprintf(stderr, fmt, ap);
25	va_end(ap);
26
27	if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
28		fputc(' ', stderr);
29		perror(NULL);
30	}
31
32	exit(1);
33}