| util.c - dmenu - dynamic menu | |
| git clone git://git.suckless.org/dmenu | |
| Log | |
| Files | |
| Refs | |
| README | |
| LICENSE | |
| --- | |
| util.c (572B) | |
| --- | |
| 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 } |