blob: 46b1343cd33c2f46c58825e9b3caad75b9a4bce8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
/* vi: set sw=4 ts=4: */
/*
* Mini mkfifo implementation for busybox
*
* Copyright (C) 1999 by Randolph Chung <tausq@debian.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "internal.h"
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <errno.h>
static const char mkfifo_usage[] = "mkfifo [OPTIONS] name\n"
#ifndef BB_FEATURE_TRIVIAL_HELP
"\nCreates a named pipe (identical to 'mknod name p')\n\n"
"Options:\n"
"\t-m\tcreate the pipe using the specified mode (default a=rw)\n"
#endif
;
extern int mkfifo_main(int argc, char **argv)
{
char *thisarg;
mode_t mode = 0666;
argc--;
argv++;
/* Parse any options */
while (argc > 1) {
if (**argv != '-')
usage(mkfifo_usage);
thisarg = *argv;
thisarg++;
switch (*thisarg) {
case 'm':
argc--;
argv++;
parse_mode(*argv, &mode);
break;
default:
usage(mkfifo_usage);
}
argc--;
argv++;
}
if (argc < 1 || *argv[0] == '-')
usage(mkfifo_usage);
if (mkfifo(*argv, mode) < 0) {
perror("mkfifo");
exit(255);
} else {
exit(TRUE);
}
}
|
