0001-Add-alternative-setup.py-script.patch

From 5f51cc765183c03a2253ee3c40e15e233113c64a Mon Sep 17 00:00:00 2001
From: "N. Ben Cohen" <breathevalue@icloud.com>
Date: Sat, 16 Mar 2019 10:22:25 +0100
Subject: [PATCH] Add alternative setup.py script

---
 setup_package.py | 70 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 setup_package.py

diff --git setup_package.py setup_package.py
new file mode 100644
index 0000000..63fef5d
--- /dev/null
+++ setup_package.py
@@ -0,0 +1,70 @@
+from distutils.core import setup
+from distutils.extension import Extension
+#from Cython.Distutils import build_ext
+
+#Check the dependencies
+try:
+  import scipy
+except ImportError:
+  print("scipy not found. Please install scipy: https://www.scipy.org/install.html")
+
+try:
+  import numpy
+except ImportError:
+  print("Numpy not found. Please install Numpy: https://docs.scipy.org/doc/numpy/user/install.html")
+
+try:
+  import mpi4py
+except ImportError:
+  print("mpi4py not found. Please install mpi4py: https://mpi4py.scipy.org/docs/usrman/install.html")
+
+try:
+  import matplotlib
+except ImportError:
+  print("matplotlib not found. Please install matplotlib: http://matplotlib.org/users/installing.html")
+
+
+# If Cython is installed, cythonize the .pyx files. 
+# Else, the .c files are used.
+try:
+    from Cython.Distutils import build_ext
+except ImportError:
+    use_cython = False
+else:
+    use_cython = True
+
+
+cmdclass = {}
+if use_cython:
+  ext_modules=[ Extension("PoissonSolver.matvec2D",
+              ["PoissonSolver/MV_2D_cy/matvec2D.pyx"],
+              extra_compile_args = ["-ffast-math"]),
+              Extension("PoissonSolver.matvec1D",
+              ["PoissonSolver/MV_1D_cy/matvec1D.pyx"],
+              extra_compile_args = ["-ffast-math"]),
+              Extension("PoissonSolver.ps3d",
+              ["PoissonSolver/PS_3D_cy/ps3d.pyx"],
+              extra_compile_args = ["-ffast-math"])
+            ]
+  cmdclass.update({ 'build_ext': build_ext })
+else:
+  ext_modules=[ Extension("PoissonSolver.matvec2D",
+              ["PoissonSolver/MV_2D_cy/matvec2D.c"],
+              extra_compile_args = ["-ffast-math"]),
+              Extension("PoissonSolver.matvec1D",
+              ["PoissonSolver/MV_1D_cy/matvec1D.c"],
+              extra_compile_args = ["-ffast-math"]),
+              Extension("PoissonSolver.ps3d",
+              ["PoissonSolver/PS_3D_cy/ps3d.c"],
+              extra_compile_args = ["-ffast-math"])
+            ]
+
+setup(
+  name = "PoissonSolver",
+  packages=['PoissonSolver'],
+  author="Mit H Naik",
+  author_email = "mitnaik@physics.iisc.ernet.in",
+  cmdclass = cmdclass,
+  ext_modules = ext_modules,
+  include_dirs = [numpy.get_include()] 
+)
-- 
2.17.2 (Apple Git-113)