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comparison config/dmenu/util.c @ 0:face7f4d84f7

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Initial commit
author Yasuri <yasuri@charliesmp.net>
date Mon, 28 Sep 2026 13:10:19 -0500
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-1:000000000000 0:face7f4d84f7
1 /* See LICENSE file for copyright and license details. */
2 #include <errno.h>
3 #include <stdarg.h>
4 #include <stdio.h>
5 #include <stdlib.h>
6 #include <string.h>
7
8 #include "util.h"
9
10 void
11 die(const char *fmt, ...)
12 {
13 va_list ap;
14 int saved_errno;
15
16 saved_errno = errno;
17
18 va_start(ap, fmt);
19 vfprintf(stderr, fmt, ap);
20 va_end(ap);
21
22 if (fmt[0] && fmt[strlen(fmt)-1] == ':')
23 fprintf(stderr, " %s", strerror(saved_errno));
24 fputc('\n', stderr);
25
26 exit(1);
27 }
28
29 void *
30 ecalloc(size_t nmemb, size_t size)
31 {
32 void *p;
33
34 if (!(p = calloc(nmemb, size)))
35 die("calloc:");
36 return p;
37 }