pdfman: initial.
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pdfman/pdfman
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120
pdfman/pdfman
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#!/bin/bash
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: <<=cut
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=pod
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=head1 NAME
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pdfman - View man page as PDF
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=head1 SYNOPSIS
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B<pdfman> I<manentry>
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=head1 DESCRIPTION
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B<pdfman> uses B<man -t> to generate a PDF-version of the man page. It
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is then displayed using $PDFVIEWER.
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If $PDFVIEWER is unset, it tries B<okular>, B<evince>, and B<gv>.
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=head1 EXAMPLE
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Show man page for pdfman:
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pdfman pdfman
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=head1 AUTHOR
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Copyright (C) 2017 Ole Tange,
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http://ole.tange.dk and Free Software Foundation, Inc.
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=head1 LICENSE
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Copyright (C) 2012 Free Software Foundation, Inc.
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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 3 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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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=head1 DEPENDENCIES
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B<pdfman> uses B<man> and B<ps2pdf>.
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=head1 SEE ALSO
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B<man>
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=cut
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dir=/tmp/pdfman-`echo $USER "$@" | md5sum|cut -d ' ' -f 1`
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pdf="$dir/$@"
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viewer=$PDFVIEWER
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if which okular >/dev/null; then
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viewer=${viewer:-okular}
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fi
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if which evince >/dev/null; then
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viewer=${viewer:-evince}
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fi
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if which gv >/dev/null; then
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viewer=${viewer:-gv}
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fi
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cleanup() {
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if [ "$noclean" == 1 ] ; then
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true
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else
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rm $pdf
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rmdir $dir
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fi
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}
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control_c() {
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echo -en "\n$0: CTRL-C hit: Exiting.\n" >&2
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cleanup 2>/dev/null
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}
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pdfviewer() {
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if [ "$noview" == 1 ] ; then
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true
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else
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$viewer "$1"
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fi
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}
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trap control_c SIGINT
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if [ -d "$dir" ] ; then
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# PDF-viewer already running for this $pdf
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# Assume it will re-read new file and do the cleanup
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noclean=1
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noview=1
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else
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mkdir "$dir"
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fi
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man -w "$@" | parallel 'zcat {} || cat {}' 2>/dev/null |
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# Convert -- to - and '' to "
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(echo '.tr \--'; perl -pe "s/''|\`\`/\"\"/g;") |
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man -tl - | ps2pdf - >$pdf && pdfviewer $pdf
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cleanup 2>/dev/null
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