NAME

Devel::TraceLoad - Discover which modules a Perl program loads.

VERSION

This document describes Devel::TraceLoad version 1.04

SYNOPSIS

    $ perl -MDevel::TraceLoad=summary my_prog.pl

    Loaded Modules Cross Reference
    ==============================

    base (2.06)
        andy/Spork.pm (Spork), line 7
    Carp (1.03)
        andy/Spork.pm (Spork), line 5
    Config
        /System/Library/Perl/5.8.6/darwin-thread-multi-2level/lib.pm (lib), line 6
    lib (0.5565)
        andy/my_prog.pl (main), line 5
    Spork (0.0.3)
        andy/my_prog.pl (main), line 11
    strict (1.03)
        /System/Library/Perl/5.8.6/darwin-thread-multi-2level/lib.pm (lib), line 8
        andy/my_prog.pl (main), line 3
        andy/Spork.pm (Spork), line 3
    vars (1.01)
        andy/Spork.pm (Spork), line 9
    warnings (1.03)
        andy/my_prog.pl (main), line 4
        andy/Spork.pm (Spork), line 4

    Required versions
    =================

        5.008005 andy/Spork.pm (Spork), line 14
        5.006001 andy/my_prog.pl (main), line 7

DESCRIPTION

INTERFACE

Typically Devel::TraceLoad will be loaded from the command line:

    $ perl -MDevel::TraceLoad=summary my_prog.pl

A number of options are recognised.

after

Display a summary of required modules after execution.

during

Display requires as they happen.

yaml

Write a YAML format summary to traceload.yaml.

dump

Dump output to a file called 'traceload' in the current dir.

summary

Display summary of dependencies after execution.

stdout

Output to STDOUT instead of STDERR.

CONFIGURATION AND ENVIRONMENT

Devel::TraceLoad requires no configuration files or environment variables.

DEPENDENCIES

YAML is required for yaml output.

INCOMPATIBILITIES

None reported.

BUGS AND LIMITATIONS

No bugs have been reported.

Please report any bugs or feature requests to bug-devel-traceload@rt.cpan.org>, or through the web interface at http://rt.cpan.org.

AUTHOR

Andy Armstrong <andy@hexten.net>

Original version by Philippe Verdret <pverdret@dalet.com>, from the basis of an idea of Joshua Pritikin <vishnu@pobox.com>.

LICENCE AND COPYRIGHT

Copyright (c) 2007, Andy Armstrong <andy@hexten.net>.

This module is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See perlartistic.

DISCLAIMER OF WARRANTY

BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES PROVIDE THE SOFTWARE "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR, OR CORRECTION.

IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR REDISTRIBUTE THE SOFTWARE AS PERMITTED BY THE ABOVE LICENCE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE SOFTWARE TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.