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.PHONY: default
default: build test clean
PYTHON = python
PYTHON_INCLUDE = ${shell ${PYTHON} -c 'from distutils import sysconfig; print( sysconfig.get_python_inc() )'}
MPI4PY_INCLUDE = ${shell ${PYTHON} -c 'import mpi4py; print( mpi4py.get_include() )'}
CYTHON = cython
src: helloworld.c
helloworld.c: helloworld.pyx
${CYTHON} -I${MPI4PY_INCLUDE} $<
MPICC = mpicc -shared -fPIC
CFLAGS = -shared -fPIC
SO = ${shell ${PYTHON} -c 'import imp; print (imp.get_suffixes()[0][0])'}
.PHONY: build
build: helloworld${SO}
helloworld${SO}: helloworld.c
${MPICC} ${CFLAGS} -I${PYTHON_INCLUDE} -I${MPI4PY_INCLUDE} -o $@ $<
MPIEXEC = mpiexec
NP = -n 5
.PHONY: test
test: build
${MPIEXEC} ${NP} ${PYTHON} test.py
.PHONY: clean
clean:
${RM} helloworld.c helloworld${SO}
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