diff options
| -rw-r--r-- | toys.h | 1 | ||||
| -rw-r--r-- | toys/swapoff.c | 26 | ||||
| -rw-r--r-- | toys/swapon.c | 38 |
3 files changed, 65 insertions, 0 deletions
@@ -29,6 +29,7 @@ #include <sys/stat.h> #include <sys/statvfs.h> #include <sys/sysinfo.h> +#include <sys/swap.h> #include <sys/types.h> #include <sys/wait.h> #include <unistd.h> diff --git a/toys/swapoff.c b/toys/swapoff.c new file mode 100644 index 00000000..fba0de83 --- /dev/null +++ b/toys/swapoff.c @@ -0,0 +1,26 @@ +/* vi: set sw=4 ts=4: + * + * swapoff.c - Disable region for swapping + * + * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com> + * + * Not in SUSv4. + +USE_SWAPOFF(NEWTOY(swapoff, "<1>1", TOYFLAG_BIN|TOYFLAG_NEEDROOT)) + +config SWAPOFF + bool "swapoff" + default y + help + usage: swapoff swapregion + + Disable swapping on a given swapregion. +*/ + +#include "toys.h" + +void swapoff_main(void) +{ + if (swapoff(toys.optargs[0])) + perror_exit("failed to remove swaparea"); +} diff --git a/toys/swapon.c b/toys/swapon.c new file mode 100644 index 00000000..36e4507b --- /dev/null +++ b/toys/swapon.c @@ -0,0 +1,38 @@ +/* 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"); +} |