cryptsetup does not like running in a while read loop.

Gitweb:     http://git.kernel.org/?p=linux/kernel/git/davej/dracut.git;a=commit;h=19e9dd9303085d3186d86999805d1a862c61aaeb
Commit:     19e9dd9303085d3186d86999805d1a862c61aaeb
Parent:     5ee69f0b54d301c74553fcc0ebc360110a3d1205
Author:     Victor Lowther <[email protected]>
AuthorDate: Sun Feb 22 00:22:36 2009 -0600
Committer:  Dave Jones <[email protected]>
CommitDate: Tue Feb 24 14:53:42 2009 -0500

cryptsetup does not like running in a while read loop.

Add some additional manglage to ensure that stdin/stdout is always pointing the right thing. A more elegant way of doing this would be much appreciated

---
 hooks/cryptroot.sh |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

index 739f5d3..1bcc68f 100755
@@ -2,7 +2,9 @@
 [ -s /cryptroot ] && { 
     udevadm control --stop_exec_queue
     while read cryptopts; do
-	/sbin/cryptsetup luksOpen $cryptopts
+       (   exec >/dev/console 2>&1 </dev/console
+           /sbin/cryptsetup luksOpen $cryptopts || emergency_shell
+       )
     done </cryptroot
     >/cryptroot
     udevadm control --start_exec_queue

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