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/* vi: set sw=4 ts=4:
*
* swapon.c - Enable region for swapping
*
* Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com>
*
* Not in SUSv4.
USE_SWAPON(NEWTOY(swapon, "<1>1p#<0>32767", TOYFLAG_BIN|TOYFLAG_NEEDROOT))
config SWAPON
bool "swapon"
default y
help
usage: swapon swapregion
Enable swapping on a given swapregion.
*/
#include "toys.h"
DEFINE_GLOBALS(
long priority;
)
#define TT this.swapon
void swapon_main(void)
{
int flags = 0;
if (toys.optflags & 1)
flags = SWAP_FLAG_PREFER |
((TT.priority & SWAP_FLAG_PRIO_MASK) << SWAP_FLAG_PRIO_SHIFT);
if (swapon(toys.optargs[0], flags))
perror_exit("failed to enable swaparea");
}
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