2 # zforce: force a gz extension on all gzip files so that gzip will not
5 # This can be useful for files with names truncated after a file transfer.
6 # 12345678901234 is renamed to 12345678901.gz
9 # Copyright (C) 2002, 2007 Free Software Foundation
10 # Copyright (C) 1993 Jean-loup Gailly
12 # This program is free software; you can redistribute it and/or modify
13 # it under the terms of the GNU General Public License as published by
14 # the Free Software Foundation; either version 2 of the License, or
15 # (at your option) any later version.
17 # This program is distributed in the hope that it will be useful,
18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 # GNU General Public License for more details.
22 # You should have received a copy of the GNU General Public License along
23 # with this program; if not, write to the Free Software Foundation, Inc.,
24 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
26 PATH="${GZIP_BINDIR-'/bin'}:$PATH"; export PATH
28 version="zforce (gzip) 1.3.12
29 Copyright (C) 2007 Free Software Foundation, Inc.
30 This is free software. You may redistribute copies of it under the terms of
31 the GNU General Public License <http://www.gnu.org/licenses/gpl.html>.
32 There is NO WARRANTY, to the extent permitted by law.
34 Written by Jean-loup Gailly."
36 usage="Usage: $0 [FILE]...
37 Force a .gz extension on all compressed FILEs so that gzip will
38 not compress them twice.
40 Report bugs to <bug-gzip@gnu.org>."
50 --h*) exec echo "$usage";;
51 --v*) exec echo "$version";;
52 *[-.]z | *[-.]gz | *.t[ag]z) continue;;
55 if test ! -f "$i" ; then
56 echo zforce: $i not a file
61 if gzip -lv < "$i" 2>/dev/null | grep '^defl' > /dev/null; then
64 if mv "$i" "$new"; then
65 echo $i -- replaced with $new