.. _spkg_bliss:

bliss: Computing automorphism groups and canonical forms of graphs
==================================================================

Description
-----------

bliss is an open source tool for computing automorphism groups and
canonical forms of graphs.

License
-------

LGPL


Upstream Contact
----------------

Bliss is currently being maintained by Tommi Junttila and Petteri Kaski.

http://www.tcs.tkk.fi/Software/bliss/index.html

We apply patches generated from https://github.com/mkoeppe/bliss (branch
apply_debian_patches) as our upstream. This tracks the patches from the
Debian package, adding an autotools build system and adjusting the
include file locations.

Dependencies
------------

None

Type
----

optional


Version Information
-------------------

package-version.txt::

    0.73+debian-1+sage-2016-08-02.p0


Equivalent System Packages
--------------------------

arch:

.. CODE-BLOCK:: bash

    $ sudo pacman -S  bliss


conda:

.. CODE-BLOCK:: bash

    $ conda install bliss


opensuse:

.. CODE-BLOCK:: bash

    $ sudo zypper install bliss bliss-devel


See https://repology.org/project/bliss-graphs/versions


However, these system packages will not be used for building Sage
because spkg-configure.m4 has not been written for this package;
see :trac:`27330`