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# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
from spack import *
class Clingo(CMakePackage):
"""Clingo: A grounder and solver for logic programs
Clingo is part of the Potassco project for Answer Set
Programming (ASP). ASP offers a simple and powerful modeling
language to describe combinatorial problems as logic
programs. The clingo system then takes such a logic program and
computes answer sets representing solutions to the given
problem."""
homepage = "https://potassco.org/clingo/"
url = "https://github.com/potassco/clingo/archive/v5.2.2.tar.gz"
git = 'https://github.com/potassco/clingo.git'
maintainers = ["tgamblin"]
version('master', branch='master', submodules=True, preferred=True)
version('spack', commit='2ab2e81bcb24f6070b7efce30a754d74ef52ee2d', submodules=True)
version('5.4.0', sha256='e2de331ee0a6d254193aab5995338a621372517adcf91568092be8ac511c18f3')
version('5.3.0', sha256='b0d406d2809352caef7fccf69e8864d55e81ee84f4888b0744894977f703f976')
version('5.2.2', sha256='da1ef8142e75c5a6f23c9403b90d4f40b9f862969ba71e2aaee9a257d058bfcf')
variant("docs", default=False, description="build documentation with Doxyegen")
variant("python", default=True, description="build with python bindings")
depends_on('doxygen', type="build", when="+docs")
depends_on('re2c@0.13:', type="build")
depends_on('bison@2.5:', type="build")
depends_on('python', type=("build", "link", "run"), when="+python")
extends('python', when='+python')
patch('python38.patch', when="@5.3:5.4")
def patch(self):
# Doxygen is optional but can't be disabled with a -D, so patch
# it out if it's really supposed to be disabled
if '+docs' not in self.spec:
filter_file(r'find_package\(Doxygen\)',
'message("Doxygen disabled for Spack build.")',
'clasp/CMakeLists.txt',
'clasp/libpotassco/CMakeLists.txt')
def cmake_args(self):
try:
self.compiler.cxx14_flag
except UnsupportedCompilerFlag:
InstallError('clingo requires a C++14-compliant C++ compiler')
return [
'-DCLINGO_REQUIRE_PYTHON=ON',
'-DCLINGO_BUILD_WITH_PYTHON=ON',
'-DCLINGO_BUILD_PY_SHARED=ON',
'-DPYCLINGO_USER_INSTALL=OFF',
'-DPYCLINGO_USE_INSTALL_PREFIX=ON',
'-DCLINGO_BUILD_WITH_LUA=OFF'
]
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