1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859 |
- #!/bin/sh
- # Copyright (C) 1998, 2002, 2006, 2007 Free Software Foundation
- # The original version for gzip was written by Paul Eggert.
- # Modified for XZ Utils by Andrew Dudman and Lasse Collin.
- # 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 2 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.
- #SET_PATH - This line is a placeholder to ease patching this script.
- # Instead of unsetting XZ_OPT, just make sure that xz will use file format
- # autodetection. This way memory usage limit and thread limit can be
- # specified via XZ_OPT.
- xz='xz --format=auto'
- version='xzless (XZ Utils) 5.4.2'
- usage="Usage: ${0##*/} [OPTION]... [FILE]...
- Like 'less', but operate on the uncompressed contents of xz compressed FILEs.
- Options are the same as for 'less'.
- Report bugs to <xz@tukaani.org>."
- case $1 in
- --help) printf '%s\n' "$usage" || exit 2; exit;;
- --version) printf '%s\n' "$version" || exit 2; exit;;
- esac
- if test "${LESSMETACHARS+set}" != set; then
- # Work around a bug in less 394 and earlier;
- # it mishandles the metacharacters '$%=~'.
- space=' '
- tab=' '
- nl='
- '
- LESSMETACHARS="$space$tab$nl'"';*?"()<>[|&^`#\$%=~'
- fi
- if test "$(less -V | { read _ ver _ && echo ${ver%%.*}; })" -ge 429; then
- # less 429 or later: LESSOPEN pipe will be used on
- # standard input if $LESSOPEN begins with |-.
- LESSOPEN="|-$xz -cdfqQ -- %s"
- else
- LESSOPEN="|$xz -cdfqQ -- %s"
- fi
- export LESSMETACHARS LESSOPEN
- exec less "$@"
|