mirror of
https://github.com/SWG-Source/swg-main.git
synced 2026-01-16 20:04:18 -05:00
122 lines
2.4 KiB
Perl
Executable File
122 lines
2.4 KiB
Perl
Executable File
#!/usr/bin/perl
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use Digest::MD5 qw(md5_hex);
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die "usage: perl buildTreeFileDigest.pl <config_file> <digest_name> [<old_digest_name>]\n" if (scalar(@ARGV) < 2 || scalar(@ARGV) > 3 || $ARGV[0] eq "-h" || $ARGV[0] eq "-?");
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$configFile = shift;
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$digest = shift;
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sub numerically
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{
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return ($a <=> $b);
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}
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sub do_directory
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{
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local $_;
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my $base = $_[0];
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my $source = $_[1];
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my $name = $_[2];
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opendir(DIR, $source) || die "could not open source directory $source\n";
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my @filenames = readdir(DIR);
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closedir(DIR);
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for (@filenames)
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{
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next if ($_ eq "." || $_ eq "..");
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if (-d "$source/$_")
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{
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if ($name eq "")
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{
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&do_directory($base, "$source/$_", "$_");
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}
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else
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{
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&do_directory($base, "$source/$_", "$name/$_");
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}
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}
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else
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{
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$count += 1;
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print "." if ($count % 500 == 0);
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($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,$atime,$mtime,$ctime,$blksize,$blocks) = stat("$source/$_");
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my $md5sum = "";
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if (defined $old{"$name/$_"})
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{
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($oldName, $oldPath, $oldSize, $oldTime, $oldDigest) = split(/\s+/, $old{"$name/$_"}, 5);
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if ($size == $oldSize && $mtime == $oldTime)
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{
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$md5sum = $oldDigest;
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# print "cached $name/$_ '$md5sum'\n";
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}
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else
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{
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# print "changed $name/$_ !($size==$oldSize && $mtime==$oldTime)\n";
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}
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}
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if ($md5sum eq "")
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{
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my $buffer;
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open(FILE, "$source/$_") || die "could not spawn md5sum on file $source/$_";
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binmode FILE;
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read(FILE, $buffer, -s "$source/$_");
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close(FILE);
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$md5sum = md5_hex($buffer);
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# print "compute $name/$_ $md5sum\n";
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}
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$files{"$name/$_"} = "$name/$_ $base $size $mtime $md5sum";
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}
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}
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}
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if (@ARGV)
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{
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open(DIGEST, shift) || die "could not open old digest file\n";
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while (<DIGEST>)
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{
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chomp;
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($oldName, $oldPath, $oldSize, $oldTime, $oldDigest) = split(/\s+/, $_);
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# print "caching $oldName: $_\n";
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$old{$oldName} = $_;
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}
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close(DIGEST);
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}
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open(CONFIG, $configFile) || die "could not open config file $configFile\n";
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while (<CONFIG>)
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{
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chomp;
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if (/searchPath/)
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{
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s/^.*searchPath//;
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s/\s+//;
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push(@paths, $_);
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}
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}
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close(CONFIG);
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foreach (sort numerically @paths)
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{
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$count = 0;
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($priority, $path) = split(/=/);
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print "processing $path($priority)";
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do_directory($path, $path, "");
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print "\n";
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}
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open(DIGEST, ">$digest");
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foreach (sort keys %files)
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{
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print DIGEST $files{$_}, "\n";
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}
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close(DIGEST);
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