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|
package Module::ScanDeps::DataFeed;
$Module::ScanDeps::DataFeed::VERSION = '0.03';
=head1 NAME
Module::ScanDeps::DataFeed - Runtime dependency scanning helper
=head1 SYNOPSIS
(internal use only)
=head1 DESCRIPTION
No user-serviceable parts inside.
=cut
my $_filename;
sub import {
my ($pkg, $filename) = @_;
$_filename = $filename;
my $fname = __PACKAGE__;
$fname =~ s{::}{/}g;
delete $INC{"$fname.pm"} unless $Module::ScanDeps::DataFeed::Loaded;
$Module::ScanDeps::DataFeed::Loaded++;
}
END {
defined $_filename or return;
my %inc = %INC;
my @inc = @INC;
my @dl_so = _dl_shared_objects();
require Cwd;
require File::Basename;
require DynaLoader;
open(FH, "> $_filename") or die "Couldn't open $_filename\n";
print FH '%inchash = (' . "\n\t";
print FH join(
',' => map {
sprintf(
"\n\t'$_' => '%s/%s'",
Cwd::abs_path(File::Basename::dirname($inc{$_})),
File::Basename::basename($inc{$_}),
),
} keys(%inc)
);
print FH "\n);\n";
print FH '@incarray = (' . "\n\t";
print FH join(',', map("\n\t'$_'", @inc));
print FH "\n);\n";
my @dl_bs = @dl_so;
s/(\.so|\.dll)$/\.bs/ for @dl_bs;
print FH '@dl_shared_objects = (' . "\n\t";
print FH join(
',' => map("\n\t'$_'", grep -e, @dl_so, @dl_bs)
);
print FH "\n);\n";
close FH;
}
sub _dl_shared_objects {
if (@DynaLoader::dl_shared_objects) {
return @DynaLoader::dl_shared_objects;
}
elsif (@DynaLoader::dl_modules) {
return map { _dl_mod2filename($_) } @DynaLoader::dl_modules;
}
return;
}
sub _dl_mod2filename {
my $mod = shift;
return if $mod eq 'B';
return unless defined &{"$mod\::bootstrap"};
eval { require B; require Config; 1 } or return;
my $dl_ext = $Config::Config{dlext} if %Config::Config;
# Copied from XSLoader
my @modparts = split(/::/, $mod);
my $modfname = $modparts[-1];
my $modpname = join('/', @modparts);
foreach my $dir (@INC) {
$file = "$dir/auto/$modpname/$modfname.$dl_ext";
return $file if -r $file;
}
return;
}
1;
=head1 SEE ALSO
L<Module::ScanDeps>
=head1 AUTHORS
Edward S. Peschko E<lt>esp5@pge.comE<gt>,
Audrey Tang E<lt>autrijus@autrijus.orgE<gt>
L<http://par.perl.org/> is the official website for this module. You
can write to the mailing list at E<lt>par@perl.orgE<gt>, or send an empty
mail to E<lt>par-subscribe@perl.orgE<gt> to participate in the discussion.
Please submit bug reports to E<lt>bug-Module-ScanDeps@rt.cpan.orgE<gt>.
=head1 COPYRIGHT
Copyright 2004, 2005 by Edward S. Peschko E<lt>esp5@pge.comE<gt>,
Audrey Tang E<lt>autrijus@autrijus.orgE<gt>
This program is free software; you can redistribute it and/or modify it
under the same terms as Perl itself.
See L<http://www.perl.com/perl/misc/Artistic.html>
=cut
|
