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# Copyright 2013-2022 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.compiler import UnsupportedCompilerFlag
from spack.package 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", "alalazo"]
version('master', branch='master', submodules=True)
version('spack', commit='2a025667090d71b2c9dce60fe924feb6bde8f667', submodules=True)
version('5.5.2', sha256='a2a0a590485e26dce18860ac002576232d70accc5bfcb11c0c22e66beb23baa6')
version('5.5.1', sha256='b9cf2ba2001f8241b8b1d369b6f353e628582e2a00f13566e51c03c4dd61f67e')
version('5.5.0', sha256='c9d7004a0caec61b636ad1c1960fbf339ef8fdee9719321fc1b6b210613a8499')
version('5.4.1', sha256='ac6606388abfe2482167ce8fd4eb0737ef6abeeb35a9d3ac3016c6f715bfee02')
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 Doxygen")
variant("python", default=True, description="build with python bindings")
# See https://github.com/potassco/clingo/blob/v5.5.2/INSTALL.md
depends_on('cmake@3.1:', type='build')
depends_on('cmake@3.18:', type='build', when='@5.5:')
depends_on('doxygen', type="build", when="+docs")
with when('@spack,master'):
depends_on('re2c@0.13:', type="build")
depends_on('bison@2.5:', type="build")
with when('+python'):
extends('python')
depends_on('python', type=("build", "link", "run"))
# Clingo 5.5.0 supports Python 3.6 or later and needs CFFI
depends_on('python@3.6.0:', type=('build', 'link', 'run'), when='@5.5.0:')
depends_on('py-cffi', type=('build', 'run'), when='@5.5.0:')
patch('python38.patch', when="@5.3:5.4.0")
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')
@property
def cmake_python_hints(self):
"""Return standard CMake defines to ensure that the
current spec is the one found by CMake find_package(Python, ...)
"""
python = self.spec['python']
return [
self.define('Python_EXECUTABLE', str(python.command)),
self.define('Python_INCLUDE_DIR', python.package.config_vars['include'])
]
@property
def cmake_py_shared(self):
return self.define('CLINGO_BUILD_PY_SHARED', 'ON')
def cmake_args(self):
try:
self.compiler.cxx14_flag
except UnsupportedCompilerFlag:
InstallError('clingo requires a C++14-compliant C++ compiler')
args = ['-DCLINGO_BUILD_WITH_LUA=OFF']
if '+python' in self.spec:
args += [
'-DCLINGO_REQUIRE_PYTHON=ON',
'-DCLINGO_BUILD_WITH_PYTHON=ON',
'-DPYCLINGO_USER_INSTALL=OFF',
'-DPYCLINGO_USE_INSTALL_PREFIX=ON',
self.cmake_py_shared
]
if self.spec['cmake'].satisfies('@3.16.0:'):
args += self.cmake_python_hints
else:
args += ['-DCLINGO_BUILD_WITH_PYTHON=OFF']
return args
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