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7f8a07dbea
* scripts/classes.pl (scan): Print inner classes properly. * gcj/javaprims.h: Updated class list. From-SVN: r35151
120 lines
2.4 KiB
Perl
120 lines
2.4 KiB
Perl
# classes.pl - A perl program to generate most of the contents of
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# javaprims.h automatically.
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# Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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#
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# This file is part of libjava.
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#
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# This software is copyrighted work licensed under the terms of the
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# Libjava License. Please consult the file "LIBJAVA_LICENSE" for
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# details.
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# Usage: cd <top-srcdir> ; perl classes.pl.
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# Can also be run from the `include' directory; this lets us
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# more easily insert the output into javaprims.h (which is where it goes).
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use DirHandle;
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if (-d 'java')
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{
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# Ok here.
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}
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elsif (-d '../java')
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{
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chdir ('..');
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}
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else
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{
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die "couldn't find java directory\n";
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}
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&scan ('java', 2);
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exit 0;
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sub scan
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{
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local ($dir, $indent) = @_;
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local (@subdirs) = ();
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local (%classes) = ();
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local ($d) = new DirHandle $dir;
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local (*JFILE);
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local ($name);
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if (defined $d)
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{
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while (defined ($name = $d->read))
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{
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next if $name eq 'CVS';
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next if $name eq '.';
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next if $name eq '..';
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if ($dir eq 'java'
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&& $name ne 'lang'
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&& $name ne 'util'
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&& $name ne 'io')
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{
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# We only generate decls for java.lang, java.io, and
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# java.util.
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next;
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}
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if (-d ($dir . '/' . $name))
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{
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push (@subdirs, $name);
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next;
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}
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next unless $name =~ /\.java$/;
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open (FILE, "< $dir/$name");
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local ($outer, $classname);
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while (<FILE>)
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{
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# NOTE: we don't skip `/*' comments.
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s,//.*$,,;
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# For now assume that class names start with upper
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# case letter.
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next unless /\b(class|interface) ([A-Z][A-Za-z0-9]+)/;
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$classname = $2;
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# We assume the code is properly indented, so that we
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# can print inner classes properly.
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if (/^\s/)
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{
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die "no outer class for $classname in $dir/$name"
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unless $outer;
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$classes{$outer . "\$" . $classname} = 1;
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}
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else
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{
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$classes{$classname} = 1;
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$outer = $classname;
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}
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}
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close (FILE);
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}
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undef $d;
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}
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local ($spaces) = ' ' x $indent;
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local ($classname);
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($classname = $dir) =~ s/^.*\///;
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print $spaces, "namespace ", $classname, "\n";
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print $spaces, "{\n";
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foreach (sort keys %classes)
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{
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print $spaces, " class ", $_, ";\n";
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}
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print "\n" if scalar @classes > 0 && scalar @subdirs > 0;
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local ($first) = 1;
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foreach (sort @subdirs)
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{
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print "\n" unless $first;
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$first = 0;
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&scan ("$dir/$_", $indent + 2);
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}
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print $spaces, "};\n";
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}
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