#!/usr/bin/perl
-use PerlDoc::Functions;
+BEGIN { push @INC, '../lib' } # If you haven't installed perl yet.
+use Pod::Functions;
local $/ = '';
+$level = 0;
+
$cur = '';
while (<>) {
next unless /^=(?!cut)/ .. /^=cut/;
- if (s/=item (\S+)/$1/) {
- #$cur = "POSIX::" . $1;
- $cur = $1;
+ ++$level if /^=over/;
+ --$level if /^=back/;
+
+ # Ignore items that are nested within other items, e.g. don't split on the
+ # items nested within the pack() and sprintf() items in perlfunc.pod.
+ if (/=item (\S+)/ and $level == 1) {
+ my $item = $1;
+ s/=item //;
+ $next{$cur} = $item;
+ $cur = $item;
$syn{$cur} .= $_;
next;
} else {
- #s,L</,L<POSIX/,g;
s,L</,L<perlfunc/,g;
- $pod{$cur} .= $_ if $cur;
+ push @{$pod{$cur}}, $_ if $cur;
}
}
for $f ( keys %syn ) {
- $type = $Type{$f} || next;
+ next unless $Type{$f};
$flavor = $Flavor{$f};
$orig = $f;
($name = $f) =~ s/\W//g;
+
+ # deal with several functions sharing a description
+ $func = $orig;
+ $func = $next{$func} until $pod{$func};
+ my $body = join "", @{$pod{$func}};
+
+ # deal with unbalanced =over and =back cause by the split
+ my $has_over = $body =~ /^=over/;
+ my $has_back = $body =~ /^=back/;
+ $body =~ s/^=over\s*//m if $has_over and !$has_back;
+ $body =~ s/^=back\s*//m if $has_back and !$has_over;
open (POD, "> $name.pod") || die "can't open $name.pod: $!";
print POD <<EOF;
-=head1 NAME
+\=head1 NAME
$orig - $flavor
-=head1 SYNOPSIS
+\=head1 SYNOPSIS
$syn{$orig}
-=head1 DESCRIPTION
+\=head1 DESCRIPTION
-$pod{$orig}
+$body
EOF