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      1 #!/usr/bin/perl -w
      2 #
      3 #  Copyright (C) 2006 Apple Computer, Inc.
      4 #
      5 #  This library is free software; you can redistribute it and/or
      6 #  modify it under the terms of the GNU Library General Public
      7 #  License as published by the Free Software Foundation; either
      8 #  version 2 of the License, or (at your option) any later version.
      9 #
     10 #  This library is distributed in the hope that it will be useful,
     11 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
     12 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13 #  Library General Public License for more details.
     14 #
     15 #  You should have received a copy of the GNU Library General Public License
     16 #  along with this library; see the file COPYING.LIB.  If not, write to
     17 #  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     18 #  Boston, MA 02110-1301, USA.
     19 #
     20 
     21 # Usage: make-css-file-arrays.pl <header> <output> <input> ...
     22 
     23 use strict;
     24 use Getopt::Long;
     25 
     26 my $defines;
     27 my $preprocessor;
     28 GetOptions('defines=s' => \$defines,
     29            'preprocessor=s' => \$preprocessor);
     30 
     31 my $header = $ARGV[0];
     32 shift;
     33 
     34 my $out = $ARGV[0];
     35 shift;
     36 
     37 open HEADER, ">", $header or die;
     38 open OUT, ">", $out or die;
     39 
     40 print HEADER "namespace WebCore {\n";
     41 print OUT "namespace WebCore {\n";
     42 
     43 for my $in (@ARGV) {
     44     $in =~ /(\w+)\.css$/ or $in =~ /(\w+)\.js$/ or die;
     45     my $name = $1;
     46 
     47     # Slurp in the CSS file.
     48     my $text;
     49     # We should not set --defines option and run "moc" preprocessor on Qt.
     50     # See http://webkit.org/b/37296.
     51     if (!$defines) {
     52         open IN, "<", $in or die;
     53         { local $/; $text = <IN>; }
     54         close IN;
     55         # Remove preprocessor directives.
     56         $text =~ s|^#.*?$||mg;
     57     } else {
     58         require preprocessor;
     59         $text = join('', applyPreprocessor($in, $defines, $preprocessor));
     60     }
     61 
     62     # Remove comments in a simple-minded way that will work fine for our files.
     63     # Could do this a fancier way if we were worried about arbitrary CSS source.
     64     $text =~ s|/\*.*?\*/||gs;
     65 
     66     # Crunch whitespace just to make it a little smaller.
     67     # Could do work to avoid doing this inside quote marks but our files don't have runs of spaces in quotes.
     68     # Could crunch further based on places where whitespace is optional.
     69     $text =~ s|\s+| |gs;
     70     $text =~ s|^ ||;
     71     $text =~ s| $||;
     72 
     73     # Write out a C array of the characters.
     74     my $length = length $text;
     75     if ($in =~ /(\w+)\.css$/) {
     76         print HEADER "extern const char ${name}UserAgentStyleSheet[${length}];\n";
     77         print OUT "extern const char ${name}UserAgentStyleSheet[${length}] = {\n";
     78     } else {
     79         print HEADER "extern const char ${name}JavaScript[${length}];\n";
     80         print OUT "extern const char ${name}JavaScript[${length}] = {\n";
     81     }
     82     my $i = 0;
     83     while ($i < $length) {
     84         print OUT "    ";
     85         my $j = 0;
     86         while ($j < 16 && $i < $length) {
     87             print OUT ", " unless $j == 0;
     88             print OUT ord substr $text, $i, 1;
     89             ++$i;
     90             ++$j;
     91         }
     92         print OUT "," unless $i == $length;
     93         print OUT "\n";
     94     }
     95     print OUT "};\n";
     96 
     97 }
     98 
     99 print HEADER "}\n";
    100 print OUT "}\n";
    101