Mercurial > hg > toybox
view toys/other/fsfreeze.c @ 1577:ac84a209cb05 draft
sed: c needs to trigger range logic like d, D works like d when there isn't anything left in the line, and more tests.
author | Rob Landley <rob@landley.net> |
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date | Thu, 27 Nov 2014 20:38:21 -0600 |
parents | 0ce03bb85ebd |
children |
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/* fsfreeze.c - freeze or thaw filesystem * * No standard. USE_FSFREEZE(NEWTOY(fsfreeze, "<1>1f|u|[!fu]", TOYFLAG_USR|TOYFLAG_SBIN)) config FSFREEZE bool "fsfreeze" default y depends on TOYBOX_FIFREEZE help usage: fsfreeze {-f | -u} MOUNTPOINT Freeze or unfreeze a filesystem. -f freeze -u unfreeze */ #define FOR_fsfreeze #include "toys.h" #include <linux/fs.h> void fsfreeze_main(void) { int fd = xopen(*toys.optargs, O_RDONLY); long p = 1; xioctl(fd, (toys.optflags & FLAG_f) ? FIFREEZE : FITHAW, &p); xclose(fd); }