c96513b6b8
* tools/help2man, tools/x-to-1.in: New files, copied from gnulib 1af55d85d9762a679b4302d5995f05ccd883e956. * configure.ac: Create x-to-1 and export CROSS_COMPILING. * Makefile.am: Distribute help2man. * src/bin/Makefile.am (SUBDIRS): New. * src/bin/man/Makefile.am: New file. * src/bin/man/genltl.x, src/bin/man/ltlfilt.x: New files. * src/bin/genltl.cc: Document the RANGE in the options, and move the bibliography to genltl.x. * README: Document src/bin/man
62 lines
1.9 KiB
Bash
62 lines
1.9 KiB
Bash
#! /bin/sh
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#
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# Copyright (C) 2001-2012 Free Software Foundation, Inc.
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#
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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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#
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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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#
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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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#
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# This program creates a program's manual from the .x skeleton and its --help
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# output.
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# The .x skeleton is a file containing manual page text that is not part of the
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# --help output. It is passed to help2man via its --include option. Its format
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# is described in the help2man documentation.
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update=
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while true; do
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case "$1" in
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--update) update=yes; shift;;
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*) break;;
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esac
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done
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if test $# != 5; then
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echo "Usage: x-to-1 [OPTIONS] PERL HELP2MAN executable program.x program.1" 1>&2
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exit 1
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fi
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PERL="$1"
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HELP2MAN="$2"
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executable="$3"
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aux="$4"
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output="$5"
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progname=`basename $aux .x`
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case "$PERL" in *"/missing perl") perlok=no;; *) perlok=yes;; esac
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if test @CROSS_COMPILING@ = no && test -f $executable && test $perlok = yes; then
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echo "Updating man page $output"
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echo "$HELP2MAN --include=$aux $executable > $output"
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rm -f t-$progname.1
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$HELP2MAN --include=$aux $executable > t-$progname.1 || exit 1
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if test -n "$update"; then
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# In --update mode, don't overwrite the output if nothing would change.
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if cmp t-$progname.1 $output >/dev/null 2>&1; then
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rm -f t-$progname.1
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else
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mv t-$progname.1 $output
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fi
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else
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mv t-$progname.1 $output
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fi
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else
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echo "WARNING: The man page $output cannot be updated yet."
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fi
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