#! /usr/local/bin/perl -w
# Copyright (c) 2001 Richard Nuttall richard@nuttall.uk.net
# This uses the Depend::Module to generate a database of the dependenc
+ies
# of Perl Modules installed on your system.
use strict;
use File::Find;
use Data::Dumper; # for debugging
use DBI();
use Depend::Module;
use Date::Manip;
connect(droptable=>1,log=>1,user=>'root',password=>'sql');
find(\&wanted, @INC);
do_module("/usr/local/lib/perl5/5.6.1/sun4-solaris/perllocal.pod");
populate_usedby();
cleanup();
########## SUBROUTINES BELOW #########
sub wanted
{
my $module = $File::Find::name;
return unless $module =~ /\.pm$/;
return if $module =~ /^\./;
#print "$_\n";
open(FILE, $module) || warn("Can't open [$module]") && return;
my $package = undef;
my $packagecount = 0;
my @remember = ();
my $line = 0;
my $pod = 0;
my $p = undef;
report("\n$module");
while (<FILE>)
{
chomp;
if (/^=cut/)
{
report("WARN: Found [$_]@ line [$line] outside pod") unless $
+pod;
$pod = 0;
next;
}
elsif (/^=/)
{
$pod++;
next;
}
next if $pod;
if (/^__END__/)
{
last;
}
elsif (/^package\s+([\w:_]+)/)
{
my $package = $1;
next if $package eq 'main';
report(" package [$package][$packagecount]");
$p = Depend::Module::new($package, $module);
$p->use(@remember);
@remember = ();
}
elsif (/^(use|require)\s+([\w:_\d\.]+)/)
{
my $word = $1;
my $used = $2;
report(" ${word}s [$used]]");
if ($p)
{
$p->use($used);
}
else
{
push @remember, $used;
}
}
elsif (/^\$VERSION\s*=\s*(\$VERSION\s*=\s*|)['"]*([\d\.]+)/)
{
my $version = $2;
report(" version [$version]");
$p->set_version($version) if $p;
report("WARN: Version [$version] but \$p not set in\n [$mod
+ule]")
unless $p;
}
# try to find RCSed versions
elsif (/^\$VERSION\s*=\s.*\$Revision: ([\d\.]+)/)
{
my $version = $1;
report(" version [$version]RCS");
$p->set_version($version) if $p;
report("WARN: Version [$version] but \$p not set in\n [$mod
+ule]")
unless $p;
}
elsif (/^(use|require|package|\$VERSION)\b/)
{
report("WARN: Didn't match [$_] in\n [$module]");
}
}
close(FILE);
}
sub do_module
{
my $module = shift;
open(FILE,$module) || croak("Can't open [$module]");
my $package = undef;
my $packagecount = 0;
my $version;
my $date;
my $exefiles;
my $p;
report("\n$module");
while (<FILE>)
{
chomp;
if (/^=head2 (.+): C\<Module\> L\<(.+)\|/)
{
$date = UnixDate(ParseDate($1),"%Y-%m-%d");
report("Date -> [$date]");
$package = $2;
$p = Depend::Module::new($package);
$p->set_date($date);
}
elsif (/^C\<VERSION: (.+)\>$/)
{
$p->set_version($1);
}
elsif (/^C\<EXE_FILES: (.+)\>$/)
{
$p->set_exefiles(join('+',split(/ /,$1)));
}
}
close(FILE);
}
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