[src/trunk]: src/usr.bin/gzip Consistently use -- for all programs called. Dr...

[joerg <joerg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/4b6c453c0110
branches:  trunk
changeset: 753974:4b6c453c0110
user:      joerg <joerg%NetBSD.org@localhost>
date:      Wed Apr 14 20:30:28 2010 +0000

description:
Consistently use -- for all programs called. Drop some redundant flags
for the no file argument case.

diffstat:

 usr.bin/gzip/zdiff |  14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diffs (41 lines):

diff -r aa3e1ac9655e -r 4b6c453c0110 usr.bin/gzip/zdiff
--- a/usr.bin/gzip/zdiff        Wed Apr 14 20:08:56 2010 +0000
+++ b/usr.bin/gzip/zdiff        Wed Apr 14 20:30:28 2010 +0000
@@ -1,6 +1,6 @@
 #!/bin/sh -
 #
-# $NetBSD: zdiff,v 1.4 2010/04/14 18:55:12 joerg Exp $
+# $NetBSD: zdiff,v 1.5 2010/04/14 20:30:28 joerg Exp $
 #
 # $OpenBSD: zdiff,v 1.2 2003/07/29 07:42:44 otto Exp $
 #
@@ -113,23 +113,23 @@
                echo "z$prog: unknown suffix" 1>&2
                exit 1
        fi
-       $filt -cdfq "$1" | $prog $flags - "$files"
+       $filt -- "$1" | $prog $flags -- - "$files"
        status=$?
 elif [ $# -eq 2 ]; then
        # Two files given, compare the two uncompressing as needed
        check_suffix "$1" files filt
        check_suffix "$2" files2 filt2
        if [ -z "$filt" -a -z "$filt2" ]; then
-               $prog $flags "$1" "$2"
+               $prog $flags -- "$1" "$2"
        elif [ -z "$filt" -a -n "$filt2" -a "$1" != "-" ]; then
-               $filt2 "$2" | $prog $flags "$1" -
+               $filt2 -- "$2" | $prog $flags -- "$1" -
        elif [ -n "$filt" -a -z "$filt2" -a "$2" != "-" ]; then
-               $filt "$1" | $prog $flags - "$2"
+               $filt -- "$1" | $prog $flags -- - "$2"
        else
                tmp=`mktemp -t z$prog.XXXXXXXXXX` || exit 1
                trap "rm -f $tmp" 0 1 2 3 13 15
-               ${filt2:-cat} "$2" > $tmp || exit $?
-               ${filt:-cat} "$1" | $prog $flags - "$tmp"
+               ${filt2:-cat} -- "$2" > $tmp || exit $?
+               ${filt:-cat} -- "$1" | $prog $flags -- - "$tmp"
        fi
        status=$?
 else