mirror of
https://codeberg.org/dwl/dwl.git
synced 2024-12-25 10:46:30 +00:00
986beef5be
Fixes: 71f11e6cf6
51 lines
777 B
C
51 lines
777 B
C
/* See LICENSE.dwm file for copyright and license details. */
|
|
#include <stdarg.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <fcntl.h>
|
|
|
|
#include "util.h"
|
|
|
|
void
|
|
die(const char *fmt, ...) {
|
|
va_list ap;
|
|
|
|
va_start(ap, fmt);
|
|
vfprintf(stderr, fmt, ap);
|
|
va_end(ap);
|
|
|
|
if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
|
|
fputc(' ', stderr);
|
|
perror(NULL);
|
|
} else {
|
|
fputc('\n', stderr);
|
|
}
|
|
|
|
exit(1);
|
|
}
|
|
|
|
void *
|
|
ecalloc(size_t nmemb, size_t size)
|
|
{
|
|
void *p;
|
|
|
|
if (!(p = calloc(nmemb, size)))
|
|
die("calloc:");
|
|
return p;
|
|
}
|
|
|
|
int
|
|
fd_set_nonblock(int fd) {
|
|
int flags = fcntl(fd, F_GETFL);
|
|
if (flags < 0) {
|
|
perror("fcntl(F_GETFL):");
|
|
return -1;
|
|
}
|
|
if (fcntl(fd, F_SETFL, flags | O_NONBLOCK) < 0) {
|
|
perror("fcntl(F_SETFL):");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|