1 #!/bin/sh
2 
3 case $# in
4 0)
5 	old=/usr/local/plan9
6 	;;
7 1)
8 	old=`cleanname $1`
9 	;;
10 *)
11 	echo 'usage: moveplan9.sh [oldpath]' 1>&2
12 	exit 1
13 esac
14 
15 [ -z "$PLAN9_TARGET" ] && PLAN9_TARGET="$PLAN9"
16 new=`cleanname $PLAN9_TARGET`
17 
18 if [ X"$new" = X"" ]
19 then
20 	echo cleanname failed 1>&2
21 	exit 2
22 fi
23 
24 cd $PLAN9
25 # Avoid broken builtin echo in dash that turns \1 into ^A
26 `which echo` '
27 	X ,s;'$old'($|/|});'$new'\1;g
28 	X/'"'"'/w
29 	q
30 ' | sam -d `cat lib/moveplan9.files` >/dev/null 2>&1
31