format.pl

   1 #!/usr/bin/perl -w
   2 #
   3 # ------------------------------------------------------------------
   4 # This file is part of bzip2/libbzip2, a program and library for
   5 # lossless, block-sorting data compression.
   6 #
   7 # bzip2/libbzip2 version 1.0.5 of 10 December 2007
   8 # Copyright (C) 1996-2007 Julian Seward <jseward@bzip.org>
   9 #
  10 # Please read the WARNING, DISCLAIMER and PATENTS sections in the
  11 # README file.
  12 #
  13 # This program is released under the terms of the license contained
  14 # in the file LICENSE.
  15 # ------------------------------------------------------------------
  16 #
  17 use strict;
  18
  19 # get command line values:
  20 if ( $#ARGV !=1 ) {
  21     die "Usage:  $0 xml_infile xml_outfile\n";
  22 }
  23
  24 my $infile = shift;
  25 # check infile exists
  26 die "Can't find file \"$infile\""
  27   unless -f $infile;
  28 # check we can read infile
  29 if (! -r $infile) {
  30     die "Can't read input $infile\n";
  31 }
  32 # check we can open infile
  33 open( INFILE,"<$infile" ) or
  34     die "Can't input $infile $!";
  35
  36 #my $outfile = 'fmt-manual.xml';
  37 my $outfile = shift;
  38 #print "Infile: $infile, Outfile: $outfile\n";
  39 # check we can write to outfile
  40 open( OUTFILE,">$outfile" ) or
  41     die "Can't output $outfile $! for writing";
  42
  43 my ($prev, $curr, $str);
  44 $prev = ''; $curr = '';
  45 while ( <INFILE> ) {
  46
  47                 print OUTFILE $prev;
  48     $prev = $curr;
  49     $curr = $_;
  50     $str = '';
  51
  52     if ( $prev =~ /<programlisting>$|<screen>$/ ) {
  53         chomp $prev;
  54         $curr = join( '', $prev, "<![CDATA[", $curr );
  55                                 $prev = '';
  56         next;
  57     }
  58     elsif ( $curr =~ /<\/programlisting>|<\/screen>/ ) {
  59         chomp $prev;
  60         $curr = join( '', $prev, "]]>", $curr );
  61                                 $prev = '';
  62         next;
  63     }
  64 }
  65 print OUTFILE $curr;
  66 close INFILE;
  67 close OUTFILE;
  68 exit;