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annotate toys/posix/mkfifo.c @ 656:6df4ccc0acbe

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Regularize command headers, update links to standards documents.
author Rob Landley <rob@landley.net>
date Sat, 25 Aug 2012 18:08:51 -0500
parents 2986aa63a021
children 7e846e281e38
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1 /* vi: set sw=4 ts=4:
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2 *
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3 * mkfifo.c - Create FIFOs (named pipes)
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4 *
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5 * Copyright 2012 Georgi Chorbadzhiyski <georgi@unixsol.org>
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6 *
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7 * See http://opengroup.org/onlinepubs/9699919799/utilities/mkfifo.html
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8 *
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9 * TODO: Add -m
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10
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11 USE_MKFIFO(NEWTOY(mkfifo, "<1m:", TOYFLAG_BIN))
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12
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13 config MKFIFO
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14 bool "mkfifo"
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15 default y
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16 help
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17 usage: mkfifo [fifo_name...]
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18
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19 Create FIFOs (named pipes).
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20 */
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21
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22 #include "toys.h"
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23
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24 DEFINE_GLOBALS(
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25 char *m_string;
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26 mode_t mode;
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27 )
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28
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29 #define TT this.mkfifo
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30 #define FLAG_m (1)
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31
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32 void mkfifo_main(void)
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33 {
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34 char **s;
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36 TT.mode = 0666;
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37 if (toys.optflags & FLAG_m) {
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38 TT.mode = string_to_mode(TT.m_string, 0);
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39 }
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40
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41 for (s = toys.optargs; *s; s++) {
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42 if (mknod(*s, S_IFIFO | TT.mode, 0) < 0) {
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43 perror_msg("cannot create fifo '%s'", *s);
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44 toys.exitval = 1;
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45 }
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46 }
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47 }