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|
use File::Find;
use Cwd;
use Text::Wrap;
sub output ($);
@pods = qw(
perl perlfaq perlfaq1 perlfaq2 perlfaq3 perlfaq4 perlfaq5
perlfaq6 perlfaq7 perlfaq8 perlfaq9 perldelta perldata
perlsyn perlop perlre perlrun perlfunc perlvar perlsub
perlmod perlmodlib perlform perllocale perlref perldsc
perllol perltoot perlobj perltie perlbot perlipc perldebug
perldiag perlsec perltrap perlstyle perlpod perlbook
perlembed perlapio perlxs perlxstut perlguts perlcall
);
for (@pods) { s/$/.pod/ }
$/ = '';
@ARGV = @pods;
($_= <<EOPOD2B) =~ s/^\t//gm && output($_);
=head1 NAME
perltoc - perl documentation table of contents
=head1 DESCRIPTION
This page provides a brief table of contents for the rest of the Perl
documentation set. It is meant to be scanned quickly or grepped
through to locate the proper section you're looking for.
=head1 BASIC DOCUMENTATION
EOPOD2B
#' make emacs happy
podset(@pods);
find \&getpods => qw(../lib ../ext);
sub getpods {
if (/\.p(od|m)$/) {
# Skip .pm files that have corresponding .pod files, and Functions.pm.
return if /(.*)\.pm$/ && -f "$1.pod";
my $file = $File::Find::name;
return if $file eq '../lib/Pod/Functions.pm'; # Used only by pod itself
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 && output($_);
=head1 PRAGMA DOCUMENTATION
EOPOD2B
podset(sort @pragmata);
($_= <<EOPOD2B) =~ s/^\t//gm && output($_);
=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' documentation, but they
don't all have manual pages yet:
=item a2p
=item s2p
=item find2perl
=item h2ph
=item c2ph
=item h2xs
=item xsubpp
=item pod2man
=item wrapsuid
=head1 AUTHOR
Larry Wall <F<larry\@wall.org>>, with the help of oodles
of other folks.
EOPOD2B
output $_;
output "\n"; # flush $LINE
exit;
sub podset {
local @ARGV = @_;
while(<>) {
if (s/^=head1 (NAME)\s*/=head2 /) {
$pod = path2modname($ARGV);
unitem();
unhead2();
output "\n \n\n=head2 ";
$_ = <>;
if ( /^\s*$pod\b/ ) {
s/$pod\.pm/$pod/; # '.pm' in NAME !?
output $_;
} else {
s/^/$pod, /;
output $_;
}
next;
}
if (s/^=head1 (.*)/=item $1/) {
unitem(); unhead2();
output $_; nl(); next;
}
if (s/^=head2 (.*)/=item $1/) {
unitem();
output "=over\n\n" unless $inhead2;
$inhead2 = 1;
output $_; 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 'perlmodlib' && /^ftp:/;
##print "=over\n\n" unless $initem;
output ", " if $initem;
$initem = 1;
s/\.$//;
s/^-X\b/-I<X>/;
output $_; next;
}
}
}
sub path2modname {
local $_ = shift;
s/\.p(m|od)$//;
s-.*?/(lib|ext)/--;
s-/-::-g;
s/(\w+)::\1/$1/;
return $_;
}
sub unhead2 {
if ($inhead2) {
output "\n\n=back\n\n";
}
$inhead2 = 0;
$initem = 0;
}
sub unitem {
if ($initem) {
output "\n\n";
##print "\n\n=back\n\n";
}
$initem = 0;
}
sub nl {
output "\n";
}
my $NEWLINE; # how many newlines have we seen recently
my $LINE; # what remains to be printed
sub output ($) {
for (split /(\n)/, shift) {
if ($_ eq "\n") {
if ($LINE) {
print wrap('', '', $LINE);
$LINE = '';
}
if ($NEWLINE < 2) {
print;
$NEWLINE++;
}
}
elsif (/\S/ && length) {
$LINE .= $_;
$NEWLINE = 0;
}
}
}
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