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annotate toys/other/swapon.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
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* vi: set sw=4 ts=4:
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2 *
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3 * swapon.c - Enable region for swapping
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4 *
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5 * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com>
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6
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7 USE_SWAPON(NEWTOY(swapon, "<1>1p#<0>32767", TOYFLAG_BIN|TOYFLAG_NEEDROOT))
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8
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9 config SWAPON
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10 bool "swapon"
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11 default y
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12 help
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13 usage: swapon [-p priority] filename
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14
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15 Enable swapping on a given device/file.
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16 */
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17
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18 #include "toys.h"
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19
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20 DEFINE_GLOBALS(
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21 long priority;
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22 )
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23
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24 #define TT this.swapon
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25
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26 void swapon_main(void)
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27 {
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28 int flags = 0;
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29
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30 if (toys.optflags & 1)
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31 flags = SWAP_FLAG_PREFER | (TT.priority << SWAP_FLAG_PRIO_SHIFT);
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32
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33 if (swapon(*toys.optargs, flags))
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34 perror_exit("Couldn't swapon '%s'", *toys.optargs);
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35 }