1 files changed, 77 insertions, 0 deletions
diff --git a/tools/progdoc b/tools/progdoc
new file mode 100755
index 0000000..ebb97db
--- /dev/null
+++ b/tools/progdoc
@@ -0,0 +1,77 @@
+#!/usr/bin/perl
+
+$srcdir = $ARGV[0];
+
+open(OUT, ">prog/index.html") || die "Cannot create output file";
+html_header(*OUT{IO}, "BIRD: The Developer's Guide");
+print OUT "<H1>BIRD: The Developer's Guide</H1>\n";
+print OUT "<UL>\n";
+process("");
+html_footer(*OUT{IO});
+print OUT "</UL>\n";
+close OUT;
+exit 0;
+
+sub process {
+  my $dir = shift @_;
+  print "$dir/Doc\n";
+  open(IN, "$srcdir/$dir/Doc") || die "Unable to read $dir/Doc";
+  my @docfile = <IN>;
+  my @stack = ();
+  close IN;
+  push @docfile, "X\n";
+  foreach $_ (@docfile) {
+    chomp;
+    /^#/ && next;
+    /^(\.*)([A-Z]+)\s*(.*)/ || die "Parse error: $_";
+    $indent = length $1;
+    $cmd = $2;
+    $arg = $3;
+    while (@stack > $indent) {
+      $x = pop @stack;
+      if ($x eq "H") { print OUT "</UL>\n"; }
+      elsif ($x eq "F") { html_footer(*AUX{IO}); close AUX; }
+      else { print STDERR "Unknown stack element $x\n"; }
+    }
+    (@stack == $indent) or die "Invalid nesting: $_";
+    if ($cmd eq "C") { process("$dir/$arg"); }
+    elsif ($cmd eq "H") {
+      push @stack, "H";
+      print OUT "<LI>$arg";
+      print OUT "<UL>\n";
+    } elsif ($cmd eq "F") {
+      $arg =~ /^(\S+)\s+(.*)$/ || die "Invalid command: $_";
+      push @stack, "F";
+      print "  $1\n";
+      open(AUX, ">prog/$1.html") || die "Unable to create output file";
+      print OUT "<LI><A HREF=\"$1.html\">$2</A>\n";
+      html_header(*AUX{IO}, "BIRD: $2");
+    } elsif ($cmd eq "S") {
+      print "    $arg\n";
+      open(DOC, "cd $srcdir/$dir ; $srcdir/doc/kernel-doc -html $arg |") || die "Unable to start kernel-doc";
+      while (<DOC>) { print AUX; }
+      close DOC;
+    } elsif ($cmd eq "X") {
+    } else { die "Unknown command: $cmd"; }
+  }
+}
+
+sub html_header {
+  my $out = shift @_;
+  my $title = shift @_;
+  print $out <<EOF
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN">
+<HTML><HEAD><TITLE>$title</TITLE>
+<LINK REV=MADE HREF="mailto:bird\@atrey.karlin.mff.cuni.cz">
+</HEAD><BODY>
+EOF
+;
+}
+
+sub html_footer {
+  my $out = shift @_;
+  print $out <<EOF
+</BODY></HTML>
+EOF
+;
+}