msspec_python3/src/options.mk

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PYTHON = python3
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PYMAJ = 3
PYMIN = 5
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FC = gfortran
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F2PY = f2py3 --f77exec=$(FC) --f90exec=$(FC)
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NO_VENV = 0
DEBUG = 0
VERBOSE = 0
BUILDDIR = ./build
INSTALL_PREFIX = $(HOME)/.local
################################################################################
# GFORTRAN CONFIGURATION #
################################################################################
GFORTRAN_FFLAGS = -O2 -ffast-math
GFORTRAN_FFLAGS_DBG = -g -Wall -Wextra -Warray-temporaries -Wconversion
GFORTRAN_FFLAGS_DBG += -fbacktrace -ffree-line-length-0 -fcheck=all
GFORTRAN_FFLAGS_DBG += -ffpe-trap=zero,overflow,underflow -finit-real=nan
################################################################################
################################################################################
# IFORT CONFIGURATION #
################################################################################
IFORT_FFLAGS =
IFORT_FFLAGS_DBG =
################################################################################
################################################################################
# F2PY CONFIGURATION #
################################################################################
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F2PYFLAGS = --opt=-O2 -llapack
F2PYFLAGS_DBG = --debug-capi --debug
################################################################################
################################################################################
# /!\ DO NOT EDIT BELOW THAT LINE (unlesss you know what you're doing...) #
# CORE CONFIGURATION #
################################################################################
VERSION:=$(shell git describe|sed 's/-\([0-9]\+\)-.*/.dev\1/g')
VENV_PATH := $(INSTALL_PREFIX)/src/msspec_venv_$(VERSION)
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# Checking Python path and version
PYTHON_EXE := $(shell command -v $(PYTHON) 2> /dev/null)
ifndef PYTHON_EXE
$(error Unable to find the $(PYTHON) executable!)
endif
ifeq ($(shell $(PYTHON_EXE) -c "import sys; exit(sys.version_info >= ($(PYMAJ),$(PYMIN)))"; echo $$?),0)
$(error Python version >= $(PYMAJ).$(PYMIN) is needed!)
endif
# Checking your distribution type and release
LSB_RELEASE := $(shell command -v lsb_release 2> /dev/null)
DISTRO_RELEASE =
ifdef LSB_RELEASE
DISTRO_RELEASE = $(shell echo $(shell $(LSB_RELEASE) -s -i)-$(shell $(LSB_RELEASE) -s -r) | tr [:upper:] [:lower:] )
endif
ifndef DISTRO_RELEASE
$(warning Unable to guess your OS name and version)
endif
# Define the INSIDE_VENV variable
ifeq ($(NO_VENV), 1)
INSIDE_VENV =
else
INSIDE_VENV = . $(VENV_PATH)/bin/activate &&
endif
ifeq ($(VERBOSE),0)
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OUPUT_REDIRECTION := 1>/dev/null 2>/dev/null
MAKEFLAGS = -s --no-print-directory
else
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OUPUT_REDIRECTION:=
MAKEFLAGS += --debug=b
endif
PREFIX=
SUFFIX=
ifeq ($(FC),gfortran)
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PREFIX = GFORTRAN
endif
ifeq ($(FC),IFORT)
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PREFIX = IFORT
endif
ifeq ($(DEBUG),1)
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SUFFIX = _DBG
endif
FFLAGS = $($(PREFIX)_FFLAGS$(SUFFIX))
OBJS = $(addprefix $(BUILDDIR)/, $(patsubst %.f,%.o, $(filter-out $(MAIN_F), $(SRCS))))
.PHONY: clean obj all info
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help:
info:
@echo "Compilation information for msspec $(VERSION)"
@echo "FC : $(FC)"
@echo "FFLAGS:"
@for flag in $(FFLAGS); do echo "\t$$flag"; done
all: $(SO)
obj: $(OBJS)
clean::
@if test -d $(abspath $(BUILDDIR)); then \
echo "Removing $(abspath $(BUILDDIR))..."; \
rm -r $(abspath $(BUILDDIR)); \
fi
@if test x$(SO) != x; then \
if test -f $(SO); then \
echo "Removing $(SO)..."; rm $(SO); \
fi; \
fi
$(BUILDDIR)/%.o: %.f
@echo "Compiling $@..."
mkdir -p $(basename $@)
$(FC) $(FFLAGS) -J $(BUILDDIR) -I $(BUILDDIR) -fPIC -o $@ -c $^ $(OUPUT_REDIRECTION)
$(SO): $(OBJS) $(MAIN_F)
@echo "building Python binding $@..."
mkdir -p $(BUILDDIR)
$(F2PY) $(F2PYFLAGS) -I$(BUILDDIR) -m $(basename $@) -c $(OBJS) $(MAIN_F) $(OUPUT_REDIRECTION)
mv $(basename $@).*.so $@