use File::Find;
use Cwd;

@pods = qw{
	    perl
	    perldata perlsyn perlop perlre perlrun perlfunc perlvar
	        perlsub perlmod perlform
	    perlref perldsc perllol perlobj perltie perlbot perlipc
	    perldebug perldiag perlsec perltrap perlstyle
	    perlpod perlbook
	    perlembed perlapio perlxs perlxstut perlguts perlcall
	};
for (@pods) { s/$/.pod/ } 

$/ = '';
@ARGV = @pods;

($_= <<EOPOD2B) =~ s/^\t//gm && print;

	=head1 NAME

	perltoc - perl documentation table of contents

	=head1 DESCRIPTION

	This page provides a brief table of contents for the rest of the Perl 
	documentation set.  It is meant to be be quickly scanned or grepped 
	through to locate the proper section you're looking for.

	=head1 BASIC DOCUMENTATION

EOPOD2B

podset(@pods);

find \&getpods => qw(../lib ../ext);
sub getpods {
    if (/\.p(od|m)$/) { 
	my $tmp;
	# Skip .pm files that have corresponding .pod files, and Functions.pm.
	return if (($tmp = $_) =~ s/\.pm$/.pod/ && -f $tmp);
	return if ($_ eq '../lib/Pod/Functions.pm');####Used only by pod itself

	my $file = $File::Find::name;
	die "tut $name" if $file =~ /TUT/;
	unless (open (F, "< $_\0")) {
	    warn "bogus <$file>: $!";
	    system "ls", "-l", $file;
	}  else { 
	    my $line;
	    while ($line = <F>) {
		if ($line =~ /^=head1\s+NAME\b/) {
		    push @modpods, $file;
		    #warn "GOOD $file\n";
		    return;
		} 
	    } 
	    warn "EVIL $file\n";
	}
    }
}

die "no pods" unless @modpods;

for (@modpods) {
    #($name) = /(\w+)\.p(m|od)$/;
    $name = path2modname($_);
    if ($name =~ /^[a-z]/) {
	push @pragmata, $_;
    } else {
	if ($done{$name}++) {
	    # warn "already did $_\n";
	    next;
	} 
	push @modules, $_;
	push @modname, $name;
    } 
} 

($_= <<EOPOD2B) =~ s/^\t//gm && print;
 


	=head1 PRAGMA DOCUMENTATION

EOPOD2B

podset(sort @pragmata);

($_= <<EOPOD2B) =~ s/^\t//gm && print;
 


	=head1 MODULE DOCUMENTATION

EOPOD2B

podset( @modules[ sort { $modname[$a] cmp $modname[$b] } 0 .. $#modules ] );

($_= <<EOPOD2B) =~ s/^\t//gm;
 

	=head1 AUXILIARY DOCUMENTATION

	Here should be listed all the extra programs' docs, but they
	don't all have man pages yet:

	=item a2p

	=item s2p

	=item find2perl
	
	=item h2ph
	
	=item c2ph

	=item h2xs

	=item xsubpp

	=item pod2man 

	=item wrapsuid


	=head1 AUTHOR

	Larry Wall E<lt>F<lwall\@sems.com>E<gt>, with the help of oodles 
	of other folks.


EOPOD2B
print;

exit;

sub podset {
    local @ARGV = @_;

    while(<>) {
	if (s/^=head1 (NAME)\s*/=head2 /) {
	    $pod = path2modname($ARGV);
	    sub path2modname {
		local $_ = shift;
		s/\.p(m|od)$//;
		s-.*?/(lib|ext)/--;
		s-/-::-g;
		s/(\w+)::\1/$1/;
		return $_;
	    }
	    unitem(); unhead2();
	    print "\n \n\n=head2 ";
	    $_ = <>;
	    if ( /^\s*$pod\b/ ) {
		print;
	    } else {
		s/^/$pod, /;
		print;
	    } 
	    next;
	}
	if (s/^=head1 (.*)/=item $1/) {
	    unitem(); unhead2();
	    print; nl(); next;
	} 
	if (s/^=head2 (.*)/=item $1/) {
	    unitem();
	    print "=over\n\n" unless $inhead2;
	    $inhead2 = 1;
	    print; nl(); next;

	} 
	if (s/^=item (.*)\n/$1/) {
	    next if $pod eq 'perldiag';
	    s/^\s*\*\s*$// && next;
	    s/^\s*\*\s*//;
	    s/\s+$//;
	    next if /^[\d.]+$/;
	    next if $pod eq 'perlmod' && /^ftp:/;
	    ##print "=over\n\n" unless $initem;
	    print ", " if $initem;
	    $initem = 1;
	    s/\.$//;
	    print; next;
	} 
    } 

} 

sub unhead2 {
    if ($inhead2) {
	print "\n\n=back\n\n";
    } 
    $inhead2 = 0; 
    $initem = 0;
} 

sub unitem {
    if ($initem) {
	print "\n\n";
	##print "\n\n=back\n\n";
    } 
    $initem = 0;
} 

sub nl {
    print "\n";
}