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annotate toys/swapon.c @ 562:4d802d438983

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Match uint64_t with PRIu64 to avoid warnings on 64 bit builds.
author Rob Landley <rob@landley.net>
date Sat, 14 Apr 2012 21:27:00 -0500
parents 26db0cd433f3
children
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Elie De Brauwer <eliedebrauwer@gmail.com>
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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 * Not in SUSv4.
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8
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9 USE_SWAPON(NEWTOY(swapon, "<1>1p#<0>32767", TOYFLAG_BIN|TOYFLAG_NEEDROOT))
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10
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11 config SWAPON
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12 bool "swapon"
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13 default y
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14 help
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15 usage: swapon [-p priority] filename
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16
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17 Enable swapping on a given device/file.
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18 */
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19
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20 #include "toys.h"
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21
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22 DEFINE_GLOBALS(
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23 long priority;
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24 )
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25
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26 #define TT this.swapon
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27
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28 void swapon_main(void)
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29 {
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30 int flags = 0;
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31
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32 if (toys.optflags & 1)
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33 flags = SWAP_FLAG_PREFER | (TT.priority << SWAP_FLAG_PRIO_SHIFT);
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34
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35 if (swapon(*toys.optargs, flags))
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36 perror_exit("Couldn't swapon '%s'", *toys.optargs);
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37 }