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79 lines
2.1 KiB
Text
79 lines
2.1 KiB
Text
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#!@POSIX_SHELL@
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# Copyright (C) 2001, 2002, 2007 Free Software Foundation
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# Copyright (C) 1992, 1993 Jean-loup Gailly
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# Modified for XZ Utils by Andrew Dudman and Lasse Collin.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#SET_PATH - This line is a placeholder to ease patching this script.
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# Instead of unsetting XZ_OPT, just make sure that xz will use file format
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# autodetection. This way memory usage limit and thread limit can be
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# specified via XZ_OPT.
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xz='@xz@ --format=auto'
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version='xzmore (@PACKAGE_NAME@) @VERSION@'
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usage="Usage: ${0##*/} [OPTION]... [FILE]...
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Like 'more', but operate on the uncompressed contents of xz compressed FILEs.
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Report bugs to <@PACKAGE_BUGREPORT@>."
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case $1 in
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--help) echo "$usage" || exit 2; exit;;
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--version) echo "$version" || exit 2; exit;;
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esac
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oldtty=`stty -g 2>/dev/null`
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if stty -cbreak 2>/dev/null; then
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cb='cbreak'; ncb='-cbreak'
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else
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# 'stty min 1' resets eof to ^a on both SunOS and SysV!
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cb='min 1 -icanon'; ncb='icanon eof ^d'
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fi
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if test $? -eq 0 && test -n "$oldtty"; then
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trap 'stty $oldtty 2>/dev/null; exit' 0 2 3 5 10 13 15
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else
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trap 'stty $ncb echo 2>/dev/null; exit' 0 2 3 5 10 13 15
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fi
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if test $# = 0; then
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if test -t 0; then
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echo "$usage"; exit 1
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else
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$xz -cdfq | eval "${PAGER:-more}"
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fi
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else
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FIRST=1
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for FILE; do
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< "$FILE" || continue
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if test $FIRST -eq 0; then
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printf "%s--More--(Next file: %s)" "" "$FILE"
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stty $cb -echo 2>/dev/null
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ANS=`dd bs=1 count=1 2>/dev/null`
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stty $ncb echo 2>/dev/null
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echo " "
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case "$ANS" in
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[eq]) exit;;
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esac
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fi
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if test "$ANS" != 's'; then
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echo "------> $FILE <------"
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$xz -cdfq -- "$FILE" | eval "${PAGER:-more}"
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fi
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if test -t 1; then
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FIRST=0
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fi
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done
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fi
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