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=head1 NAME
botch-find-fvs - calculate a feedback vertex set
=head1 SYNOPSIS
=over
=item B<botch-find-fvs> [options] I<buildgrahp.xml> I<Packages> I<Sources>
=back
=head1 DESCRIPTION
Given a buildgraph find a set of source packages which, if profile build, make
the graph acyclic
=head1 OPTIONS
=over 4
=item B<--version>
show program's version and exit
=item B<-h, --help>
show this help message and exit
=item B<-v, --verbose>
print additional information
=item B<--quiet>
do no print any messages
=item B<--deb-drop-b-d-indep>
Drop Build-Depends-Indep dependencies
=item B<--deb-drop-b-d-arch>
Drop Build-Depends-Arch dependencies
=item B<--max-length-fvs=>I<INT>
maximum length of found cycles for fvs search (default=4)
=item B<--remove-weak=>I<FILE>
path to list of weak build dependencies
=item B<--remove-reduced=>I<LIST>
remove droppable build dependencies supplied by comma separated list of reduced
dep files
=item B<--fg=>I<PKGS>
Additional Packages lists that are checked and used for resolving dependencies
(can be repeated)
=item B<--bg=>I<PKGS>
Additional Packages lists that are NOT checked but used for resolving
dependencies (can be repeated)
=item B<--deb-native-arch=>I<ARCH>
Native architecture I<ARCH>
=item B<--deb-host-arch=>I<arch>
Host architecture I<arch>. Defaults to native architecture.
=item B<--deb-foreign-archs=>I<archs>
Comma-separated foreign architectures in addition to native and host
architectures.
=back
=head1 EXAMPLE
Extract a feedback vertex set:
botch-find-fvs --remove-weak=/usr/share/botch/droppable/weak-build-dependencies.list \
--remove-reduced=/usr/share/botch/droppable/gentoo.list,/usr/share/botch/droppable/selfcycles.list \
--deb-native-arch=amd64 scc.xml packages sources
=head1 BUGS
See L<http://bugs.debian.org/botch>.
=head1 SEE ALSO
Debian doc-base Manual F</usr/share/doc/botch/wiki/Home.html>
=head1 AUTHOR
This man page was written by Johannes Schauer. Botch is written by Johannes
Schauer and Pietro Abate.
=head1 COPYRIGHT
Copyright 2012-2014 Johannes Schauer, Pietro Abate
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option) any
later version. A special linking exception to the GNU Lesser General Public
License applies to this library, see the COPYING file for more information.
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