[pkgsrc/trunk]: pkgsrc/mk/buildlink3 Replaced while loop with for loop and in...

[rillig <rillig%pkgsrc.org@localhost>]

details:   https://anonhg.NetBSD.org/pkgsrc/rev/dfa26c126355
branches:  trunk
changeset: 349548:dfa26c126355
user:      rillig <rillig%pkgsrc.org@localhost>
date:      Sun Jul 10 07:08:21 2016 +0000

description:
Replaced while loop with for loop and initialized indentation.

diffstat:

 mk/buildlink3/show-buildlink3.sh |  7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)

diffs (26 lines):

diff -r a4a68f39931b -r dfa26c126355 mk/buildlink3/show-buildlink3.sh
--- a/mk/buildlink3/show-buildlink3.sh  Sun Jul 10 06:36:40 2016 +0000
+++ b/mk/buildlink3/show-buildlink3.sh  Sun Jul 10 07:08:21 2016 +0000
@@ -1,13 +1,13 @@
 #!/bin/sh
 #
-# $NetBSD: show-buildlink3.sh,v 1.3 2009/10/05 02:40:06 obache Exp $
+# $NetBSD: show-buildlink3.sh,v 1.4 2016/07/10 07:08:21 rillig Exp $
 #
 # This script is a helper for the show-buildlink3 target and outputs
 # the arguments as tree.
 #
 
-while test $# -gt 0; do
-       pkg="$1"
+indentation=""
+for pkg in "$@"; do
        case $pkg in
        -*)
                indentation=${indentation#    }
@@ -17,5 +17,4 @@
                indentation="${indentation}    "
                ;;
        esac
-       shift
 done