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# RCSid:
# $Id: cython.mk,v 1.6 2014/10/15 06:23:51 sjg Exp $
#
# @(#) Copyright (c) 2014, Simon J. Gerraty
#
# This file is provided in the hope that it will
# be of use. There is absolutely NO WARRANTY.
# Permission to copy, redistribute or otherwise
# use this file is hereby granted provided that
# the above copyright notice and this notice are
# left intact.
#
# Please send copies of changes and bug-fixes to:
# sjg@crufty.net
#
# this is what we build
CYTHON_MODULE = ${CYTHON_MODULE_NAME}${CYTHON_PYVERSION}.so
CYTHON_MODULE_NAME?= it
CYTHON_SRCS?= ${CYTHON_MODULE_NAME}.pyx
# this is where we save generated src
CYTHON_SAVEGENDIR?= ${.CURDIR}/gen
# pyprefix is where python bits are
# which may not be where we want to put ours (prefix)
.if exists(/usr/pkg/include)
pyprefix?= /usr/pkg
.endif
pyprefix?= /usr/local
PYTHON_VERSION?= 2.7
PYTHON_H?= ${pyprefix}/include/python${PYTHON_VERSION}/Python.h
PYVERSION:= ${PYTHON_VERSION:C,\..*,,}
# set this empty if you don't want to handle multiple versions
.if !defined(CYTHON_PYVERSION)
CYTHON_PYVERSION:= ${PYVERSION}
.endif
CFLAGS+= -I${PYTHON_H:H}
CYTHON_GENSRCS= ${CYTHON_SRCS:R:S,$,${CYTHON_PYVERSION}.c,}
SRCS+= ${CYTHON_GENSRCS}
.SUFFIXES: .pyx .c .So
CYTHON?= ${pyprefix}/bin/cython
# if we don't have cython we can use pre-generated srcs
.if ${type ${CYTHON} 2> /dev/null || echo:L:sh:M/*} == ""
.PATH: ${CYTHON_SAVEGENDIR}
.else
.if !empty(CYTHON_PYVERSION)
.for c in ${CYTHON_SRCS}
${c:R}${CYTHON_PYVERSION}.${c:E}: $c
ln -sf ${.ALLSRC:M*pyx} ${.TARGET}
.endfor
.endif
.pyx.c:
${CYTHON} ${CYTHON_FLAGS} -${PYVERSION} -o ${.TARGET} ${.IMPSRC}
save-gen: ${CYTHON_GENSRCS}
mkdir -p ${CYTHON_SAVEGENDIR}
cp -p ${.ALLSRC} ${CYTHON_SAVEGENDIR}
.endif
COMPILE.c?= ${CC} -c ${CFLAGS}
.c.So:
${COMPILE.c} ${PICFLAG} ${CC_PIC} ${.IMPSRC} -o ${.TARGET}
${CYTHON_MODULE}: ${SRCS:S,.c,.So,}
${CC} ${CC_SHARED:U-shared} -o ${.TARGET} ${.ALLSRC:M*.So} ${LDADD}
# conf.host_target() is limited to uname -m rather than uname -p
_HOST_MACHINE!= uname -m
.if ${HOST_TARGET:M*${_HOST_MACHINE}} == ""
PY_HOST_TARGET:= ${HOST_TARGET:S,${_HOST_ARCH:U${uname -p:L:sh}}$,${_HOST_MACHINE},}
.endif
MODULE_BINDIR?= ${.CURDIR:H}/${PY_HOST_TARGET:U${HOST_TARGET}}
build-cython-module: ${CYTHON_MODULE}
install-cython-module: ${CYTHON_MODULE}
test -d ${DESTDIR}${MODULE_BINDIR} || \
${INSTALL} -d ${DESTDIR}${MODULE_BINDIR}
${INSTALL} -m 755 ${.ALLSRC} ${DESTDIR}${MODULE_BINDIR}
CLEANFILES+= *.So ${CYTHON_MODULE}
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