rockbox/tools/binlang

#!/usr/bin/perl
############################################################################
#             __________               __   ___.                  
#   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___  
#   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /  
#   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <   
#   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
#                     \/            \/     \/    \/            \/ 
# $Id$
#
# Copyright (C) 2002 by Daniel Stenberg <daniel@haxx.se>
#
# All files in this archive are subject to the GNU General Public License.
# See the file COPYING in the source tree root for full license agreement.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
############################################################################

if(!$ARGV[0] || !$ARGV[1] || !$ARGV[2]) {
    print <<MOO
Usage: binlang <english file> <language file> <output file>

Generate a binary language file.
MOO
;
    exit;
}

my $english = $ARGV[0];
my $input = $ARGV[1];
my $output = $ARGV[2];

my $idnum=0;

open(ENG, "<$english");
open(LANG, "<$input");
open(OFILE, ">$output");

my $langversion = 1;

binmode OFILE;

printf OFILE ("\x1a%c", $langversion); # magic lang file header

#
# We scan the english file to get the correct order of the id numbers
#
while(<ENG>) {
    if($_ =~ / *\#/) {
        # comment
        next;
    }
    # get rid of DOS newlines
    $_ =~ s/\r//g;
    if($_ =~ / *([a-z]+): *(.*)/) {
        ($var, $value) = ($1, $2);
        $set{$var} = $value;

        if($var eq "new") {
            # the last one for a single phrase
            $idnum{$set{'id'}}=$idnum;
            $idnum++;
            undef %set;
        }
    }
}
close(ENG);


while(<LANG>) {
    if($_ =~ / *\#/) {
        # comment
        next;
    }
    # get rid of DOS newlines
    $_ =~ s/\r//g;
    if($_ =~ / *([a-z]+): *(.*)/) {
        ($var, $value) = ($1, $2);
  #      print "$var => $value\n";

        $set{$var} = $value;

        if($var eq "new") {
            # the last one for a single phrase

            if(!$value) {
                # if not set, get the english version
                $value = $set{'eng'};
            }

            $value =~ s/^\"(.*)\"/$1/g;

            $idnum = $idnum{$set{'id'}};

            printf OFILE ("%c%c%s\x00",
                          ($idnum>>8), ($idnum&0xff),
                          $value);

            undef %set;
        }

    }

}
close(LANG);

close(OFILE);