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	util.c - libsl - draw back-ends for dwm, dmenu, etc
	git clone git://git.codemadness.org/libsl
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	---
	util.c (517B)
	---
	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
	14 if (!(p = calloc(nmemb, size)))
	15 die("calloc:");
	16 return p;
	17 }
	18
	19 void
	20 die(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 } else {
	31 fputc('\n', stderr);
	32 }
	33
	34 exit(1);
	35 }