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| author | Dave Reisner <dreisner@archlinux.org> | 2011-08-01 01:55:47 +0200 |
|---|---|---|
| committer | Dave Reisner <dreisner@archlinux.org> | 2011-10-22 16:48:39 +0200 |
| commit | b6554601442b00ddb67343a693718902ce7cd816 (patch) | |
| tree | 425b9b399f1bebc7c6b618451d010aeab6a31ef8 /init_functions | |
| parent | 2ad79d0f5b9b0af09f5cf4c61215e2ae7a25dbd5 (diff) | |
| download | mkinitcpio-b6554601442b00ddb67343a693718902ce7cd816.tar.gz mkinitcpio-b6554601442b00ddb67343a693718902ce7cd816.tar.xz | |
init_functions: tighten up mount option gathering
* Directly assign ro or rw to the rwopt rather than using readwrite as an
intermediary
* Use a default expansion to cut out an if block in determining the root
fstype.
Signed-off-by: Dave Reisner <dreisner@archlinux.org>
Diffstat (limited to 'init_functions')
| -rw-r--r-- | init_functions | 42 |
1 files changed, 16 insertions, 26 deletions
diff --git a/init_functions b/init_functions index 609aff0..f235456 100644 --- a/init_functions +++ b/init_functions @@ -40,8 +40,7 @@ parse_cmdline() { # The kernel passes those to init on its own [0123456Ss]) ;; single) ;; - rw) readwrite="yes" ;; - ro) readwrite="no" ;; + rw|ro) rwopt="$w" ;; # only export stuff that does work with ash :) *=*) rhs="$(echo "${w}" | cut -d= -f2-)" lhs="$(echo "${w}" | cut -d= -f1 | sed 's|\.|_|g;s|-|_|g;')" @@ -116,31 +115,22 @@ default_mount_handler() { fi fi # We didn't build filesystem support into busybox, - # instead we use util-linux-ng's blkid for best compatibility - if [ -n "${rootfstype}" ]; then - fstype="${rootfstype}" - else - fstype=$(blkid -u filesystem -o value -s TYPE -p "${root}") - if [ -z "${fstype}" ]; then - err "Unable to determine the file system type of ${root}:" - echo "Either it contains no filesystem, an unknown filesystem," - echo "or more than one valid file system signature was found." - echo - echo "Try adding" - echo " rootfstype=your_filesystem_type" - echo "to the kernel command line." - echo - echo "You are now being dropped into an emergency shell." - launch_interactive_shell - msg "Trying to continue (this will most likely fail) ..." - fi - fi - if [ "${readwrite}" = "yes" ]; then - rwopt="rw" - else - rwopt="ro" + # instead we use util-linux's blkid for best compatibility + fstype=${rootfstype:-$(blkid -u filesystem -o value -s TYPE -p "$root")} + if [ -z "$fstype" ]; then + err "Unable to determine the file system type of ${root}:" + echo "Either it contains no filesystem, an unknown filesystem," + echo "or more than one valid file system signature was found." + echo + echo "Try adding" + echo " rootfstype=your_filesystem_type" + echo "to the kernel command line." + echo + echo "You are now being dropped into an emergency shell." + launch_interactive_shell + msg "Trying to continue (this will most likely fail) ..." fi - mount ${fstype:+-t ${fstype}} -o ${rwopt}${rootflags:+,${rootflags}} "${root}" "$1" + mount ${fstype:+-t $fstype} -o ${rwopt:-ro}${rootflags:+,$rootflags} "$root" "$1" } # vim: set ft=sh ts=4 sw=4 et: |