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71 lines
3.1 KiB
Bash
71 lines
3.1 KiB
Bash
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#!/bin/sh
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#
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# Copyright 1997, 1998, 1999, 2000 Patrick Volkerding, Moorhead, MN, USA
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# Copyright 2001, 2002 Slackware Linux, Inc, Concord, CA, USA
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# Copyright 2006, 2009, 2017, 2021 Patrick Volkerding, Sebeka, MN, USA
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# All rights reserved.
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#
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# Redistribution and use of this script, with or without modification, is
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# permitted provided that the following conditions are met:
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#
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# 1. Redistributions of this script must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# This is a preprocessor for 'less'. It is used when this environment
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# variable is set: LESSOPEN="|lesspipe.sh %s"
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lesspipe() {
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case "$1" in
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*.tar) tar tvvf "$1" 2>/dev/null ;;
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*.tar.lzma ) lzma -dc "$1" 2> /dev/null | tar tvvf - 2> /dev/null ;;
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*.tgz | *.tar.gz | *.tar.Z | *.tar.z | *.tar.bz2 | *.tbz ) tar tvvf "$1" 2>/dev/null ;;
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*.tlz | *.tar.lz ) lzip -dc "$1" 2> /dev/null | tar tvvf - 2> /dev/null ;;
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*.txz | *.tar.xz ) xz -dc "$1" 2> /dev/null | tar tvvf - 2> /dev/null ;;
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*.tzst | *.tar.zst | *.tar.zstd ) tar tvvf "$1" 2> /dev/null ;;
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*.zip) unzip -l "$1" 2>/dev/null ;;
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*.rpm) rpm2cpio "$1" 2>/dev/null | cpio -i -tv 2>/dev/null ;;
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*.rar) # check if rar is installed first
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if which rar 1> /dev/null ; then
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`which rar` t "$1"
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fi ;;
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*.1|*.2|*.3|*.4|*.5|*.6|*.7|*.8|*.9|*.n|*.man) # *roff src?
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if file -L "$1" | grep roff 1> /dev/null ; then
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nroff -S -mandoc "$1"
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fi ;;
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*.1.gz|*.2.gz|*.3.gz|*.4.gz|*.5.gz|*.6.gz|*.7.gz|*.8.gz|*.9.gz|*.n.gz|*.man.gz) # compressed *roff src?
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if gzip -dc "$1" | file - | grep roff 1> /dev/null ; then
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gzip -dc "$1" | nroff -S -mandoc -
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else gzip -dc "$1" 2>/dev/null
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fi ;;
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*.1.bz2|*.2.bz2|*.3.bz2|*.4.bz2|*.5.bz2|*.6.bz2|*.7.bz2|*.8.bz2|*.9.bz2|*.n.bz2|*.man.bz2) # compressed *roff src?
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if bzip2 -dc "$1" | file - | grep roff 1> /dev/null ; then
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bzip2 -dc "$1" | nroff -S -mandoc -
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fi ;;
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*.gz) gzip -dc "$1" 2>/dev/null ;;
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*.bz2) bzip2 -dc "$1" 2>/dev/null ;;
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*.lzma) lzma -dc "$1" 2>/dev/null ;;
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*.xz) xz -dc "$1" 2>/dev/null ;;
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# *) FILE=`file -L "$1"` ; # Check to see if binary, if so -- view with 'strings'
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# FILE1=`echo $FILE | cut -d ' ' -f 2`
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# FILE2=`echo $FILE | cut -d ' ' -f 3`
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# if [ "$FILE1" = "Linux/i386" -o "$FILE2" = "Linux/i386" \
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# -o "$FILE1" = "ELF" -o "$FILE2" = "ELF" ]; then
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# strings "$1"
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# fi ;;
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esac
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}
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lesspipe "$1"
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