mirror of https://gitee.com/openkylin/linux.git
113 lines
2.5 KiB
Plaintext
113 lines
2.5 KiB
Plaintext
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#!/usr/bin/perl
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use strict;
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## Copyright (C) Michael Still (mikal@stillhq.com)
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## Released under the terms of the GNU GPL
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##
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## Hoon through the specified DocBook SGML file, and split out the
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## man pages. These can then be processed into groff format, and
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## installed if desired...
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##
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## Arguements: $1 -- the name of the sgml file
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## $2 -- the directory to put the generated SGML files in
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## $3 -- kernel version
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my($SGML, $REF, $front, $refdata, $mode, $filename);
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if(($ARGV[0] eq "") || ($ARGV[1] eq "") || ($ARGV[2] eq "")){
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die "Usage: split-man <sgml file> <output dir> <kernel version>\n";
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}
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open SGML, "< $ARGV[0]" or die "Could not open input file \"$ARGV[0]\"\n";
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if( ! -d "$ARGV[1]" ){
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die "Output directory \"$ARGV[1]\" does not exist\n";
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}
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# Possible modes:
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# 0: Looking for input I care about
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# 1: Inside book front matter
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# 2: Inside a refentry
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# 3: Inside a refentry, and we know the filename
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$mode = 0;
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$refdata = "";
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$front = "";
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while(<SGML>){
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# Starting modes
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if(/<bookinfo>/ || /<docinfo>/){
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$mode = 1;
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}
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elsif(/<refentry>/){
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$mode = 2;
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}
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elsif(/<refentrytitle><phrase[^>]*>([^<]*)<.*$/){
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$mode = 3;
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$filename = $1;
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$filename =~ s/struct //;
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$filename =~ s/typedef //;
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print "Found manpage for $filename\n";
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open REF, "> $ARGV[1]/$filename.sgml" or
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die "Couldn't open output file \"$ARGV[1]/$filename.sgml\": $!\n";
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print REF <<EOF;
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<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook V4.1//EN">
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<!-- BEGINFRONTTAG: The following is front matter for the parent book -->
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$front
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<!-- ENDFRONTTAG: End front matter -->
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$refdata
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EOF
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$refdata = "";
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}
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# Extraction
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if($mode == 1){
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chomp $_;
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$front = "$front<!-- $_ -->\n";
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}
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elsif($mode == 2){
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$refdata = "$refdata$_";
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}
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elsif($mode == 3){
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# There are some fixups which need to be applied
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if(/<\/refmeta>/){
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print REF "<manvolnum>9</manvolnum>\n";
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}
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if(/<\/refentry>/){
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print REF <<EOF;
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<refsect1><title>About this document</title>
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<para>
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This documentation was generated with kernel version $ARGV[2].
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</para>
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</refsect1>
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EOF
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}
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# For some reason, we title the synopsis twice in the main DocBook
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if(! /<title>Synopsis<\/title>/){
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if(/<refentrytitle>/){
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s/struct //;
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s/typedef //;
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}
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print REF "$_";
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}
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}
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# Ending modes
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if(/<\/bookinfo>/ || /<\/docinfo>/){
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$mode = 0;
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}
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elsif(/<\/refentry>/){
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$mode = 0;
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close REF;
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}
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}
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# And make sure we don't process this unnessesarily
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$ARGV[0] =~ s/\.sgml/.9/;
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`touch $ARGV[0]`;
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