sbase/mkfifo.c
Michael Forney 01b5105e0c mkfifo: Simplify -m handling
Rather than create the FIFO with incorrect permissions at first, then
restore with chmod(2), just clear the umask when -m is specified, and
pass the parsed mode to mkfifo(2).
2019-06-13 13:45:37 -07:00

40 lines
547 B
C

/* See LICENSE file for copyright and license details. */
#include <sys/stat.h>
#include <stdlib.h>
#include "util.h"
static void
usage(void)
{
eprintf("usage: %s [-m mode] name ...\n", argv0);
}
int
main(int argc, char *argv[])
{
mode_t mode = 0666;
int ret = 0;
ARGBEGIN {
case 'm':
mode = parsemode(EARGF(usage()), mode, umask(0));
break;
default:
usage();
} ARGEND
if (!argc)
usage();
for (; *argv; argc--, argv++) {
if (mkfifo(*argv, mode) < 0) {
weprintf("mkfifo %s:", *argv);
ret = 1;
}
}
return ret;
}