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# Copyright 2013-2020 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 *
import os
import shutil
class RangeV3(CMakePackage):
"""Range v3 forms the basis of a proposal to add range support to the
standard library (N4128: Ranges for the Standard Library). It also will
be the reference implementation for an upcoming Technical
Specification. These are the first steps toward turning ranges into an
international standard."""
homepage = "https://github.com/ericniebler/range-v3"
url = "https://github.com/ericniebler/range-v3/archive/0.3.6.tar.gz"
git = "https://github.com/ericniebler/range-v3.git"
maintainers = ['chissg']
version('develop', branch='master')
version('0.5.0', sha256='32e30b3be042246030f31d40394115b751431d9d2b4e0f6d58834b2fd5594280')
version('0.4.0', sha256='5dbc878b7dfc500fb04b6b9f99d63993a2731ea34b0a4b8d5f670a5a71a18e39')
version('0.3.7', sha256='e6b0fb33bfd07ec32d54bcddd3e8d62e995a3cf0b64b34788ec264da62581207')
version('0.3.6', sha256='ce6e80c6b018ca0e03df8c54a34e1fd04282ac1b068cd39e902e2e5201ac117f')
version('0.3.5', sha256='0a0094b450fe17e1454468bef5b6bf60e73ef100aebe1663daf6fbdf2c353836')
version('0.3.0', sha256='cc29fbed5b06b11e7f9a732f7e1211483ebbd3cfe29d86e40c93209014790d74')
version('0.2.6', sha256='b1b448ead59bd726248bcb607b4a47335a00bed1c74630e09d550da3ff72d02c')
version('0.2.5', sha256='4125089da83dec3f0ed676066f0cf583fe55dd9270bc62f1736907f57656ca7e')
version('0.2.4', sha256='6fc4f9e80ee8eb22302db45c5648c665817aeeeee7f99b7effdf6a38a1be9a75')
version('0.2.3', sha256='214a3f0ea70d479ca58f0af8938de49a9ed476564213431ab3b8e02a849b8098')
version('0.2.2', sha256='01a7bee222570a55a79c84a54b2997ed718dac06f43a82122ff0150a11477f9d')
version('0.2.1', sha256='25d5e3dad8052d668873e960bd78f068bebfba3bd28a278f805ea386f9438790')
version('0.2.0', sha256='49b1a62a7a36dab582521c8034d8e736a8922af664d007c1529d3162b1294331')
# Note that as of 0.3.6 range is a header-only library so it is not
# necessary to match standards with packages using this
# one. Eventually range-v3 will be obsoleted by the C++ standard.
variant('cxxstd',
default='11',
values=('11', '14', '17'),
multi=False,
description='Use the specified C++ standard when building.')
variant('doc',
default=True,
description='Build and install documentation.')
variant('examples',
default=False,
description='Build and install examples.')
variant('perf',
default=False,
description='Build performance benchmarks')
# Known compiler conflicts. Your favorite compiler may also conflict
# depending on its C++ standard support.
conflicts('%clang@:3.6.1')
conflicts('%gcc@:4.9.0')
conflicts('%gcc@:5.2.0', when='cxxstd=14')
conflicts('%gcc@:5.99.99', when='cxxstd=17')
depends_on('cmake@3.6:', type='build')
depends_on('doxygen+graphviz', type='build', when='+doc')
depends_on('boost@1.59.0: cxxstd=14', type='build',
when='+examples cxxstd=14')
depends_on('boost@1.59.0: cxxstd=17', type='build',
when='+examples cxxstd=17')
# Fix reported upstream issue
# https://github.com/ericniebler/range-v3/issues/1196 per PR
# https://github.com/ericniebler/range-v3/pull/1202.
patch('fix-is_trivial.patch', level=1, when='@0.5.0')
# Some -Wno-... options unknown to GCC were being checked as OK to
# use but causing problems during the build. Patch from
# https://github.com/ericniebler/range-v3/commit/0c20dbf05973368339aeae0c4e106560e2dcf76b#diff-acb9169b4ccbac494ced5140d285a015
patch('gcc-compile-opt-check.patch', level=1, when='@0.5.0%gcc')
def _remove_cmake_subdir(self, subdir):
filter_file(r'^(\s*add_subdirectory\s*\(\s*{0}\s*\))'.format(subdir),
r'#\1',
'CMakeLists.txt')
# Deal with variant choices for versions that don't have applicable
# CMake switches.
def patch(self):
spec = self.spec
if spec.satisfies('@:0.3.0'):
if not self.run_tests:
self._remove_cmake_subdir('test')
if '+examples' not in spec:
self._remove_cmake_subdir('example')
if '+perf' not in spec:
self._remove_cmake_subdir('perf')
if spec.satisfies('@:0.3.6~doc'):
self._remove_cmake_subdir('doc')
def cmake_args(self):
spec = self.spec
cxxstd = self.spec.variants['cxxstd'].value
on_or_off = lambda opt: 'ON' if '+' + opt in spec else 'OFF'
args = [
'-DRANGES_CXX_STD={0}'.format(cxxstd)
]
if spec.satisfies('@0.3.7:'):
args.append('-DRANGE_V3_DOCS=' + on_or_off('doc'))
if spec.satisfies('@0.3.6:'):
args.append('-DRANGE_V3_TESTS=' +
('ON' if self.run_tests else 'OFF'))
args.append('-DRANGE_V3_EXAMPLES=' + on_or_off('examples'))
args.append('-DRANGE_V3_PERF=' + on_or_off('perf'))
elif spec.satisfies('@0.3.1:'):
args.append('-DRANGE_V3_NO_TESTING=' +
('OFF' if self.run_tests else 'ON'))
args.append('-DRANGE_V3_NO_EXAMPLE=' +
('OFF' if '+examples' in spec else 'ON'))
args.append('-DRANGE_V3_NO_PERF=' +
('OFF' if '+perf' in spec else 'ON'))
else:
# Older versions don't have the right switches. See patch() above.
pass
if not self.run_tests:
args.append('-DRANGE_V3_NO_HEADER_CHECK=ON')
if '+examples' in spec:
args.append('-DRANGES_BUILD_CALENDAR_EXAMPLE=' +
('ON' if cxxstd in ['14', '17']
else 'OFF'))
return args
@property
def build_targets(self):
spec = self.spec
targets = []
if '+doc' in spec:
targets.extend(['all', 'doc'])
return targets
def _copy_and_clean_dirs(self, subdir):
install_tree(subdir, os.path.join(self.prefix, subdir))
with working_dir(self.build_directory):
install_tree(subdir, os.path.join(self.prefix, subdir))
with working_dir(os.path.join(self.prefix, subdir)):
shutil.rmtree('CMakeFiles')
for f in ('cmake_install.cmake', 'CTestTestfile.cmake',
'Makefile', 'CMakeLists.txt'):
if os.path.exists(f):
os.remove(f)
@run_after('install')
def install_extra(self):
spec = self.spec
# Install docs.
if '+doc' in spec:
with working_dir(self.build_directory):
install_tree(os.path.join('doc', 'html'),
os.path.join(self.prefix, 'doc', 'html'))
# Install examples.
if '+examples' in spec:
self._copy_and_clean_dirs('example')
# Install performance benchmarks.
if '+perf' in spec:
self._copy_and_clean_dirs('perf')
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