From 360d57f843f5435a75270e54583430dcb8f62546 Mon Sep 17 00:00:00 2001 From: Rob Landley Date: Sun, 14 Sep 2014 12:29:44 -0500 Subject: Split xpopen() into xpopen_both(), xpopen(), and xrun() depending on whether we want to redirect both, one, or neither of stdin/stdout. --- toys/lsb/mount.c | 19 ++++++++++++++----- 1 file changed, 14 insertions(+), 5 deletions(-) (limited to 'toys/lsb') diff --git a/toys/lsb/mount.c b/toys/lsb/mount.c index 949fb05d..39d98caf 100644 --- a/toys/lsb/mount.c +++ b/toys/lsb/mount.c @@ -7,6 +7,7 @@ * no mtab (/proc/mounts does it) so -n is NOP. USE_MOUNT(NEWTOY(mount, "?O:afnrvwt:o*[-rw]", TOYFLAG_USR|TOYFLAG_BIN|TOYFLAG_STAYROOT)) +USE_NFSMOUNT(NEWTOY(nfsmount, "?<2>2", TOYFLAG_USR|TOYFLAG_BIN|TOYFLAG_STAYROOT)) config MOUNT bool "mount" @@ -32,6 +33,14 @@ config MOUNT bind mounts (file on file, directory on directory), so you don't need to say --bind or --loop. You can also "mount -a /path" to mount everything in /etc/fstab under /path, even if it's noauto. + +config NFSMOUNT + bool "nfsmount" + default n + help + usage: nfsmount SHARE DIR + + Invoke an eldrich horror from the dawn of time. */ #define FOR_mount @@ -155,7 +164,7 @@ static void mount_filesystem(char *dev, char *dir, char *type, } else fp = xfopen("/proc/filesystems", "r"); } else if (!strcmp(type, "ignore")) return; else if (!strcmp(type, "swap")) - toys.exitval |= xpclose(xpopen((char *[]){"swapon", "--", dev, 0}, 0), 0); + toys.exitval |= xrun((char *[]){"swapon", "--", dev, 0}); for (;;) { char *buf = 0; @@ -204,13 +213,13 @@ static void mount_filesystem(char *dev, char *dir, char *type, if (errno == ENOTBLK) { char *losetup[] = {"losetup", "-fs", dev, 0}; - int pipes[2], len; + int pipe, len; pid_t pid; if (flags & MS_RDONLY) losetup[1] = "-fsr"; - pid = xpopen(losetup, pipes); - len = readall(pipes[1], toybuf, sizeof(toybuf)-1); - rc = xpclose(pid, pipes); + pid = xpopen(losetup, &pipe, 1); + len = readall(pipe, toybuf, sizeof(toybuf)-1); + rc = xpclose(pid, pipe); if (!rc && len > 1) { if (toybuf[len-1] == '\n') --len; toybuf[len] = 0; -- cgit v1.2.3