Shell cosmetic changes

bin/screenshot.sh

@@ -29,18 +29,23 @@ err()
 }
 
 case $# in
-0)	set -- -root
+0)
+	set -- -root
 	;;
-1)	[ "$1" = "-window" ] || err "unknown option $1"
+1)
+	[ "$1" = "-window" ] || err "unknown option $1"
 	set --
 	;;
-2)	[ "$1" = "-id" ] || [ "$1" = "-name" ] || err "unknown option $1"
+2)
+	[ "$1" = "-id" ] || [ "$1" = "-name" ] || err "unknown option $1"
 	[ -n "$2" ] || err "$1 expects a non-empty parameter"
 	;;
-*)	usage
+*)
+	usage
 	;;
 esac
 
 : ${SCREENSHOTS:=~/media/ss}
-xwd -silent "$@" | xwdtopnm |
+xwd -silent "$@" |
+    xwdtopnm |
     pnmtopng >"$SCREENSHOTS/$(date +%Y%m%d-%H%M%S).png"