setup.py

import os
from subprocess import check_output
import sys

# Numpy/mpi4py must be installed prior to installing
import numpy
import mpi4py

# Import distutils
from setuptools import setup, find_packages
from distutils.core import Extension as Ext
from Cython.Build import cythonize
from Cython.Compiler import Options

Options.docstrings = True


# Convert from local to absolute directories
def get_global_dir(files):
    tmr_root = os.path.abspath(os.path.dirname(__file__))
    new = []
    for f in files:
        new.append(os.path.join(tmr_root, f))
    return new


def get_mpi_flags():
    # Split the output from the mpicxx command
    args = check_output(["mpicxx", "-show"]).decode("utf-8").split()

    # Determine whether the output is an include/link/lib command
    inc_dirs, lib_dirs, libs = [], [], []
    for flag in args:
        if flag[:2] == "-I":
            inc_dirs.append(flag[2:])
        elif flag[:2] == "-L":
            lib_dirs.append(flag[2:])
        elif flag[:2] == "-l":
            libs.append(flag[2:])

    return inc_dirs, lib_dirs, libs


inc_dirs, lib_dirs, libs = get_mpi_flags()

# Relative paths for the include/library directories
rel_inc_dirs = ["src", "src/interfaces", "src/topology"]
rel_lib_dirs = ["lib"]
libs.extend(["tmr"])

# Convert from relative to absolute directories
inc_dirs.extend(get_global_dir(rel_inc_dirs))
lib_dirs.extend(get_global_dir(rel_lib_dirs))

# Add the include directories from OpenCascade
for sufix in ["include/opencascade", "include/oce", "inc", "include"]:
    cas_inc = os.path.join(os.environ["CASROOT"], sufix)
    if os.path.isdir(cas_inc):
        inc_dirs.append(cas_inc)
        break

# This should be made more general so that you can specify
# alternate locations for the installation of AMD/METIS
default_ext_inc = ["extern/blossom5-v2.05.src"]
inc_dirs.extend(get_global_dir(default_ext_inc))

# Add the numpy/mpi4py/tacs/paropt include directories
inc_dirs.extend([numpy.get_include(), mpi4py.get_include()])

# Add tmr/lib as a runtime directory
runtime_lib_dirs = get_global_dir(["lib"])

# Add the TACS libraries
import tacs

if "tacs" in sys.modules:
    inc_dirs.extend(tacs.get_include())
    inc_dirs.extend(tacs.get_cython_include())
    inc_dirs.append(os.path.split(tacs.get_cython_include()[0])[0])
    tacs_lib_dirs, tacs_libs = tacs.get_libraries()
    lib_dirs.extend(tacs_lib_dirs)
    libs.extend(tacs_libs)
    runtime_lib_dirs.extend(tacs_lib_dirs)

# Add the ParOpt libraries
import paropt

if "paropt" in sys.modules:
    inc_dirs.extend(paropt.get_include())
    inc_dirs.extend(paropt.get_cython_include())
    inc_dirs.append(os.path.split(paropt.get_cython_include()[0])[0])
    paropt_lib_dirs, paropt_libs = paropt.get_libraries()
    lib_dirs.extend(paropt_lib_dirs)
    libs.extend(paropt_libs)
    runtime_lib_dirs.extend(paropt_lib_dirs)

# Add the egads4py libraries
import egads4py

if "egads4py" in sys.modules:
    inc_dirs.extend(egads4py.get_include())
    inc_dirs.extend(egads4py.get_cython_include())
    inc_dirs.append(os.path.split(egads4py.get_cython_include()[0])[0])
    egads4py_lib_dirs, egads4py_libs = egads4py.get_libraries()
    lib_dirs.extend(egads4py_lib_dirs)
    libs.extend(egads4py_libs)
    runtime_lib_dirs.extend(egads4py_lib_dirs)

exts = []
mod = "TMR"
exts.append(
    Ext(
        "tmr.%s" % (mod),
        sources=["tmr/%s.pyx" % (mod)],
        include_dirs=inc_dirs,
        libraries=libs,
        library_dirs=lib_dirs,
        runtime_library_dirs=runtime_lib_dirs,
        extra_compile_args=["-std=c++11"],
        extra_link_args=["-std=c++11"],
        define_macros=[
            ("math_Memory_HeaderFile", "1"),
            ("TMR_HAS_OPENCASCADE", "1"),
            ("TMR_HAS_EGADS", "1"),
            ("TMR_HAS_PAROPT", "1"),
        ],
    )
)

for e in exts:
    e.cython_directives = {
        "embedsignature": True,
        "binding": True,
    }

setup(
    name="tmr",
    version=1.0,
    description="Parallel mesh generation utilities",
    author="Graeme J. Kennedy",
    author_email="graeme.kennedy@ae.gatech.edu",
    packages=find_packages(include=["tmr*"]),
    ext_modules=cythonize(exts, include_path=inc_dirs),
)