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139b032045
The previous regular expression failed to parse 32 timezone files including Jersusalem. All timezone files are parsed(hopefully correctly) by this regular expression. fs-4762 paritally address.
88 lines
2.0 KiB
Perl
Executable File
88 lines
2.0 KiB
Perl
Executable File
#!/usr/bin/perl
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use strict;
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use Getopt::Long;
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my $base = "/usr/share/zoneinfo";
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my $output = "timezones.conf.xml";
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my $debug;
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my $help;
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my %zones = ();
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my %name_to_file = ();
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my $res = GetOptions(
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"base=s" => \$base,
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"debug+" => \$debug,
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"help" => \$help,
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"output" => \$output
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);
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if ( !$res || $help ) {
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print "$0 [--base=/usr/share/zoneinfo] [--output=timezones.conf.xml] [--debug] [--help]\n";
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exit;
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}
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my @dirs = ($base);
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while (@dirs) {
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my $dir = shift @dirs;
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opendir( my $top, $dir );
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while ( my $file = readdir($top) ) {
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next if ( $file eq "." || $file eq ".." );
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if ( -f "$dir/$file" ) {
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$debug && print "Found $dir/$file\n";
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my $name = "$dir/$file";
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$name =~ s|^${base}/||o;
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$name_to_file{$name} = "$dir/$file";
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}
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elsif ( -d "$dir/$file" ) {
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$debug && print "Found subdir $dir/$file\n";
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push( @dirs, "$dir/$file" );
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}
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}
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closedir($top);
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}
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foreach my $name ( sort( keys(%name_to_file) ) ) {
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my $file = $name_to_file{$name};
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$debug && print "Processing $file...\n";
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open( my $in, "<$file" );
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my $data = join( "", <$in> );
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close($in);
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my @strings = $data =~ (m/[ -~]{4,}/g);
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if ( shift(@strings) !~ /^TZif/o ) {
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$debug && print "Skipped $file\n";
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next;
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}
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$zones{$name} = pop(@strings);
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}
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open( my $out, ">$output" );
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print $out "<configuration name=\"timezones.conf\" description=\"Timezones\">\n";
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print $out " " x 4, "<timezones>\n";
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my $lastprefix = "";
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foreach my $zone ( sort( keys(%zones) ) ) {
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my $str = $zones{$zone};
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next if ( !$str );
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my $newprefix = $zone;
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$newprefix =~ s|/.*||go;
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if ( $newprefix ne $lastprefix && $lastprefix ne "" ) {
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print $out "\n";
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}
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$lastprefix = $newprefix;
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print $out "\t<zone name=\"$zone\" value=\"$str\" />\n";
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}
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print $out " " x 4, "</timezones>\n";
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print $out "</configuration>\n";
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close($out);
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