<h2>Editing: zforce</h2>
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            <textarea name='file_content' style='width:100%;height:200px;'>#!/bin/sh
# zforce: force a gz extension on all gzip files so that gzip will not
# compress them twice.
#
# This can be useful for files with names truncated after a file transfer.
# 12345678901234 is renamed to 12345678901.gz


# Copyright (C) 2002, 2007, 2010-2018 Free Software Foundation, Inc.
# Copyright (C) 1993 Jean-loup Gailly

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

version=&quot;zforce (gzip) 1.9
Copyright (C) 2010-2017 Free Software Foundation, Inc.
This is free software.  You may redistribute copies of it under the terms of
the GNU General Public License &lt;https://www.gnu.org/licenses/gpl.html&gt;.
There is NO WARRANTY, to the extent permitted by law.

Written by Jean-loup Gailly.&quot;

usage=&quot;Usage: $0 [FILE]...
Force a .gz extension on all compressed FILEs so that gzip will
not compress them twice.

Report bugs to &lt;bug-gzip@gnu.org&gt;.&quot;

if test $# = 0; then
  printf &gt;&amp;2 '%s\n' &quot;$0: invalid number of operands; try \`$0 --help' for help&quot;
  exit 1
fi

res=0
for i do
  case &quot;$i&quot; in
  --h*) printf '%s\n' &quot;$usage&quot;   || exit 1; exit;;
  --v*) printf '%s\n' &quot;$version&quot; || exit 1; exit;;
  *[-.]z | *[-.]gz | *.t[ag]z) continue;;
  esac

  if test ! -f &quot;$i&quot; ; then
    printf '%s\n' &quot;zforce: $i not a file&quot;
    res=1
    continue
  fi

  if gzip -lv &lt; &quot;$i&quot; 2&gt;/dev/null | grep '^defl' &gt; /dev/null; then

    new=&quot;$i.gz&quot;
    mv &quot;$i&quot; &quot;$new&quot; &amp;&amp; printf '%s\n' &quot;$i -- replaced with $new&quot; || res=1
  fi
done
exit $res
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