def _get_sources(CMakeLists: str, start_token: str, end_token: str):
# Read in sources from CMakeLists.txt
CMakeLists = str(_highs_dir() / CMakeLists)
with open(CMakeLists, 'r', encoding='utf-8') as f:
s = f.read()
# Find block where sources are listed
start_idx = s.find(start_token) + len(start_token)
end_idx = s[start_idx:].find(end_token) + len(s[:start_idx])
sources = s[start_idx:end_idx].split('\n')
sources = [s.strip() for s in sources if s[0] != '#']
sources = [str(_highs_dir() / "src" / s) for s in sources]
return sources
def _get_version(CMakeLists: str, start_token: str, end_token: str = ')'):
# Grab some more info about HiGHS from root CMakeLists
CMakeLists = str(_highs_dir() / CMakeLists)
with open(CMakeLists, 'r', encoding='utf-8') as f:
s = f.read()
start_idx = s.find(start_token) + len(start_token) + 1
end_idx = s[start_idx:].find(end_token) + len(s[:start_idx])
return s[start_idx:end_idx].strip()
def check_highs_submodule():
from scipy._lib._highs_utils import _highs_dir
if not os.path.exists(_highs_dir() / 'README.md'):
raise RuntimeError("Missing the `highs` submodule! Run `git submodule "
"update --init` to fix this.")
def configuration(parent_package='', top_path=None):
from numpy.distutils.misc_util import Configuration
config = Configuration('_highs', parent_package, top_path)
# HiGHS info
_major_dot_minor = _get_version('CMakeLists.txt', 'project(HIGHS VERSION',
'LANGUAGES CXX C')
HIGHS_VERSION_MAJOR, HIGHS_VERSION_MINOR = _major_dot_minor.split('.')
HIGHS_VERSION_PATCH = _get_version('CMakeLists.txt', 'HIGHS_VERSION_PATCH')
GITHASH = 'n/a'
HIGHS_DIR = str(_highs_dir().resolve())
# Here are the pound defines that HConfig.h would usually provide;
# We provide an empty HConfig.h file and do the defs and undefs
# here:
TODAY_DATE = datetime.today().strftime('%Y-%m-%d')
DEFINE_MACROS = [
('CMAKE_BUILD_TYPE', '"Release"'),
('HiGHSRELEASE', None),
('IPX_ON', 'ON'),
('HIGHS_GITHASH', '"%s"' % GITHASH),
('HIGHS_COMPILATION_DATE', '"' + TODAY_DATE + '"'),
('HIGHS_VERSION_MAJOR', HIGHS_VERSION_MAJOR),
('HIGHS_VERSION_MINOR', HIGHS_VERSION_MINOR),
('HIGHS_VERSION_PATCH', HIGHS_VERSION_PATCH),
('HIGHS_DIR', '"' + HIGHS_DIR + '"'),
# ('NPY_NO_DEPRECATED_API NPY_1_7_API_VERSION', None),
]
UNDEF_MACROS = [
'OPENMP', # unconditionally disable openmp
'EXT_PRESOLVE',
'SCIP_DEV',
'HiGHSDEV',
'OSI_FOUND',
]
# Compile BASICLU as a static library to appease clang:
# (won't allow -std=c++11/14 option for C sources)
basiclu_sources = _get_sources('src/CMakeLists.txt',
'set(basiclu_sources\n', ')')
highs_root = _highs_dir()
config.add_library(
'basiclu',
sources=basiclu_sources,
include_dirs=[
'src',
str(highs_root / 'src'),
str(highs_root / 'src/util'),
str(highs_root / 'extern'),
join(str(highs_root), 'src', 'ipm', 'basiclu', 'include'),
],
language='c',
macros=DEFINE_MACROS,
_pre_build_hook=basiclu_pre_build_hook,
)
# highs_wrapper:
ipx_sources = _get_sources('src/CMakeLists.txt', 'set(ipx_sources\n', ')')
highs_sources = _get_sources('src/CMakeLists.txt', 'set(sources\n', ')')
highs_sources += [str(highs_root / "src/ipm/IpxWrapper.cpp")]
ext = config.add_extension(
'_highs_wrapper',
sources=([join('cython', 'src', '_highs_wrapper.cxx')] +
highs_sources + ipx_sources),
include_dirs=[
# highs_wrapper
'src',
str(highs_root / 'src'),
str(highs_root / 'src/util'),
str(highs_root / 'extern'),
join(str(highs_root), 'cython', 'src'),
join(str(highs_root), 'src', 'lp_data'),
# highs
join(str(highs_root), 'src', 'io'),
join(str(highs_root), 'src', 'ipm', 'ipx', 'include'),
# IPX
join(str(highs_root), 'src', 'ipm', 'ipx', 'include'),
join(str(highs_root), 'src', 'ipm', 'basiclu', 'include'),
],
language='c++',
libraries=['basiclu'],
define_macros=DEFINE_MACROS,
undef_macros=UNDEF_MACROS,
)
# Add c++11/14 support:
ext._pre_build_hook = pre_build_hook
# Export constants and enums from HiGHS:
ext = config.add_extension(
'_highs_constants',
sources=[join('cython', 'src', '_highs_constants.cxx')],
include_dirs=[
'src',
str(highs_root / 'src'),
str(highs_root / 'src/util'),
str(highs_root / 'extern'),
join(str(highs_root), 'cython', 'src'),
join(str(highs_root), 'src', 'io'),
join(str(highs_root), 'src', 'lp_data'),
join(str(highs_root), 'src', 'simplex'),
],
language='c++',
)
ext._pre_build_hook = pre_build_hook
config.add_data_files(os.path.join('cython', 'src', '*.pxd'))
return config