#!/bin/sh
# sh is buggy on RS/6000 AIX 3.2. Replace above line with #!/bin/ksh
-# Copyright (C) 1998, 2002, 2006-2007, 2009-2016 Free Software Foundation, Inc.
+# Copyright (C) 1998, 2002, 2006-2007, 2009-2018 Free Software Foundation, Inc.
# Copyright (C) 1993 Jean-loup Gailly
# This program is free software; you can redistribute it and/or modify
esac
version="z$prog (gzip) @VERSION@
-Copyright (C) 2009, 2011-2016 Free Software Foundation, Inc.
+Copyright (C) 2009, 2011-2018 Free Software Foundation, Inc.
This is free software. You may redistribute copies of it under the terms of
-the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.
+the GNU General Public License <https://www.gnu.org/licenses/gpl.html>.
There is NO WARRANTY, to the extent permitted by law.
Written by Jean-loup Gailly."
while :; do
case $1 in
- --h*) printf '%s\n' "$usage" || exit 2; exit;;
- --v*) echo "$version" || exit 2; exit;;
+ --h*) printf '%s\n' "$usage" || exit 2; exit;;
+ --v*) printf '%s\n' "$version" || exit 2; exit;;
--) shift; break;;
-*\'*) cmp="$cmp '"`printf '%sX\n' "$1" | sed "$escape"`;;
-?*) cmp="$cmp '$1'";;
(gzip -cd -- "$1" 4>&-; echo $? >&4) 3>&- | eval "$cmp" - '"$FILE"' >&3
);;
*)
- echo >&2 "$0: $1: unknown compressed file extension"
+ printf >&2 '%s\n' "$0: $1: unknown compressed file extension"
exit 2;;
esac
elif test $# -eq 2; then
test -n "$tmp" && rm -f "$tmp"
(exit 2); exit 2
' HUP INT PIPE TERM 0
+ case $TMPDIR in
+ / | /*/) ;;
+ /*) TMPDIR=$TMPDIR/;;
+ *) TMPDIR=/tmp/;;
+ esac
if type mktemp >/dev/null 2>&1; then
- tmp=`mktemp` || exit 2
+ tmp=`mktemp "${TMPDIR}zdiffXXXXXXXXX"` ||
+ exit 2
else
- F=`expr "/$2" : '.*/\(.*\)[-.][zZtga]*$'` || F=$prog
set -C
- tmp=${TMPDIR-/tmp}/$F.$$
+ tmp=${TMPDIR}zdiff$$
fi
gzip -cdfq -- "$2" > "$tmp" || exit 2
gzip_status=$(
esac;;
esac
else
- echo >&2 "$0: invalid number of operands; try \`$0 --help' for help"
+ printf >&2 '%s\n' \
+ "$0: invalid number of operands; try \`$0 --help' for help"
exit 2
fi