#!/usr/bin/env modbuild

pbuild::set_download_url "http://github.com/xianyi/$P/archive/v${V_PKG}.tar.gz"

pbuild::add_to_group 'Compiler'
pbuild::compile_in_sourcetree
pbuild::install_docfiles 'LICENSE' 'README.md'
pbuild::set_supported_compilers 'gcc' 'intel' 'clang-macos'

pbuild::configure() {
	case ${COMPILER} in
	gcc )
		CC='gcc'
		;;
	intel )
		CC='icc'
		;;
	clang-macos )
		CC='gcc'
		;;
	* )
		die 3 "Oops: unknown compiler: ${COMPILER}"
		;;
	esac
	cat <<EOF > "${SRC_DIR}/make.inc"
SHELL = /bin/sh
PLAT = 
DRVOPTS  = \$(NOOPT)
ARCHFLAGS= -ru
EOF
	echo "USE_SIMPLE_THREADED_LEVEL3 = 1" >> "${SRC_DIR}/Makefile.rule"
	if pbuild::use_flag "avx"; then
		echo "NO_AVX = 0" >> "${SRC_DIR}/Makefile.rule"
	else
		echo "NO_AVX = 1" >> "${SRC_DIR}/Makefile.rule"
	fi
	if pbuild::use_flag "avx2"; then
		echo "NO_AVX2 = 0" >> "${SRC_DIR}/Makefile.rule"
	else
		echo "NO_AVX2 = 1" >> "${SRC_DIR}/Makefile.rule"
	fi
	if pbuild::use_flag "omp"; then
		echo "USE_THREAD = 1" >> "${SRC_DIR}/Makefile.rule"
	else
		echo "USE_THREAD = 0" >> "${SRC_DIR}/Makefile.rule"
	fi
}

pbuild::post_configure_Darwin() {
	sed -i.bak "s/MACOSX_DEPLOYMENT_TARGET=.*/MACOSX_DEPLOYMENT_TARGET=$MACOSX_DEPLOYMENT_TARGET/" \
		"${SRC_DIR}/Makefile.system"
}

pbuild::post_install() {
	# We have to build shared libs and remove them here.
	# Building with NOSHARED gives an error during install -
	# due to a bug in the Makefile(s).
	rm -f "${PREFIX}/lib/"*.so
	rm -f "${PREFIX}/lib/"*.dylib 
}