handle /dev/shm/* as directory, not as an mountpoint

[grml-debootstrap.git] / grml-debootstrap

diff --git a/grml-debootstrap b/grml-debootstrap
index 99e71ac..2544c85 100755 (executable)
--- a/grml-debootstrap
+++ b/grml-debootstrap
@@ -566,11 +566,7 @@ fi
 PARTITION=''
 DIRECTORY=''
 
-case $TARGET in
-  /dev/*)
-    PARTITION=1
-    ;;
-  *)
+set_target_directory(){
     # assume we are installing into a directory, don't run mkfs and grub related stuff therefore
     DIRECTORY=1
     MNTPOINT="$TARGET"
@@ -578,7 +574,14 @@ case $TARGET in
     TUNE2FS=''
     FSCK=''
     GRUB=''
+}
+
+case $TARGET in
+  /dev/shm/*) set_target_directory ;;
+  /dev/*)
+    PARTITION=1
     ;;
+  *) set_target_directory ;;
 esac
 # }}}
 
@@ -629,12 +632,13 @@ bailout(){
         # make sure nothing is left inside chroot so we can unmount it
         [ -x "$MNTPOINT"/etc/init.d/ssh   ] && "$MNTPOINT"/etc/init.d/ssh stop
         [ -x "$MNTPOINT"/etc/init.d/mdadm ] && "$MNTPOINT"/etc/init.d/mdadm stop
-        # ugly, but make sure we really don't leav anything
-        [ -x "$MNTPOINT"/bin/umount ] && chroot "$MNTPOINT" umount /sys  1>/dev/null 2>&1
-        [ -x "$MNTPOINT"/bin/umount ] && chroot "$MNTPOINT" umount -a    1>/dev/null 2>&1
-        [ -x "$MNTPOINT"/bin/umount ] && chroot "$MNTPOINT" umount /proc 1>/dev/null 2>&1
-        [ -x "$MNTPOINT"/bin/umount ] && chroot "$MNTPOINT" umount /proc 1>/dev/null 2>&1
-        [ -d "$MNTPOINT/$ISODIR" ]    && umount "$MNTPOINT/$ISODIR" 1>/dev/null 2>&1
+        # ugly, but make sure we really don't leav anything (/proc /proc is intended)
+        for ARG in /sys -a /proc /proc ; do
+          [ -x "$MNTPOINT"/bin/umount ] && chroot "$MNTPOINT" umount $ARG 1>/dev/null 2>&1 || true
+        done
+        umount "$MNTPOINT"/dev 1>/dev/null 2>&1 || true
+
+        [ -d "$MNTPOINT/$ISODIR" ] && umount "$MNTPOINT/$ISODIR" 1>/dev/null 2>&1 || true
 
         if [ -n "$DIRECTORY" ] ; then
           einfo "Not unmounting $MNTPOINT as you requested me to install into a directory of your own choice." ; eend 0