If exec fails, then the shell will die unless the next command
is part of a command list. So, exec $whatever || onoes is the way to go
There are also some minor cleanups that were leftovers from splitting
out switch_root in its current form.
---
init | 16 ++++++++--------
switch_root | 5 ++---
2 files changed, 10 insertions(+), 11 deletions(-)
diff --git a/init b/init
index 06689a6..358ef02 100755
--- a/init
+++ b/init
@@ -57,7 +57,7 @@ udevd --daemon
udevadm trigger >/dev/null 2>&1
# mount the rootfs
-export NEWROOT="/sysroot"
+NEWROOT="/sysroot"
# FIXME: there's got to be a better way ...
# it'd be nice if we had a udev rule that just did all of the bits for
@@ -96,10 +96,10 @@ INIT=$(getarg init)
}
source_all pre-pivot
-
-exec switch_root "$NEWROOT" "$INIT" $CMDLINE
-# davej doesn't like initrd bugs
-echo "Something went very badly wrong in the initrd. Please "
-echo "file a bug against mkinitrd."
-sleep 100d
-exit 1
+echo "Switching to real root filesystem $root"
+exec switch_root "$NEWROOT" "$INIT" $CMDLINE || {
+ # davej doesn't like initrd bugs
+ echo "Something went very badly wrong in the initrd. Please "
+ echo "file a bug against mkinitrd."
+ emergency_shell
+}
diff --git a/switch_root b/switch_root
index 1cc80e9..d142e97 100755
--- a/switch_root
+++ b/switch_root
@@ -72,7 +72,6 @@ update_newroot_libpath
# start looking for required binaries and bits of infrastructure
BINDIRS="/bin /sbin /usr/bin /usr/sbin"
-INITDIRS="/sbin /etc /"
RM=$(simple_find rm $BINDIRS) || die "Cannnot find rm on $NEWROOT"
CHROOT=$(simple_find chroot $BINDIRS) || die "Cannot find chroot on $NEWROOT"
LDD=$(simple_find ldd $BINDIRS) || die "Cannot find ldd on $NEWROOT"
@@ -108,5 +107,5 @@ run_from_newroot "$MOUNT_LDSO" "$MOUNT" -n --move . /
# exec init.
NEWROOT="."
update_newroot_libpath
-run_from_newroot "$CHROOT_LDSO" exec "$CHROOT" "$NEWROOT" "$INIT" "$@"
-die "The chroot did not take for some reason"
+run_from_newroot "$CHROOT_LDSO" exec "$CHROOT" "$NEWROOT" "$INIT" "$@" || \
+ die "The chroot did not take for some reason"
--
1.6.0.6
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