[patch] use some exec magic to redirect stdin

revdep-rebuild.diff (text/plain), 680 bytes, created by Sal Gonzalez on 2005-10-18 08:09:27 UTC

--- /usr/bin/revdep-rebuild-orig	2005-10-16 19:39:08.000000000 -0400
+++ /usr/bin/revdep-rebuild	2005-10-18 10:54:19.000000000 -0400
@@ -325,11 +325,13 @@
 #fi
 
 # Run in background to correctly handle Ctrl-C
+exec 6<&0	# Link file descriptor #6 with stdin. (#6 is chosen for no real reason)
 (
-	emerge --oneshot --nodeps $@ $REBUILD_LIST
+	emerge --oneshot --nodeps $@ $REBUILD_LIST <&6
 	echo $? >$LLIST.6_status
 ) &
 wait
+exec 0<&6 6<&-	# Now restore stdin from fd #6, where it had been saved, and close fd #6 ( 6<&- ) to free it for other processes to use.
 
 #if $EXACT_EBUILDS ; then
 #	mv -i /usr/portage/profiles/package.mask.hidden /usr/portage/profiles/package.mask