#!/bin/sh
set -eu

rm -f config.mk

cat > config.mk <<-EOF
	VER=\`(cat VERSION)\`
	MAJOR=\`(cut -d . -f 1 VERSION)\`
	MINOR=\`(cut -d . -f 2 VERSION)\`
EOF

printf "Detecting shared object style: "
if [ "$(uname -s)" = Darwin ]
then
	echo ".dylib"
	cat >> config.mk <<-EOF
		SO = dylib
		SOFLAGS = -dynamiclib -install_name "libderp.\${MAJOR}.dylib" -current_version \${VER} -compatibility_version \${MAJOR}.\${MINOR}.0
	EOF
else
	echo ".so"
	cat >> config.mk <<-EOF
		SO = so
		SOFLAGS = -shared -Wl,-soname,libderp.so.\${MAJOR}.\${MINOR}
	EOF
fi

printf "Detecting Boehm GC for leak tests... "
if pkg-config bdw-gc
then
	echo "found"
	cat >> config.mk <<-EOF
	EXTRA_DEV_CFLAGS  += -DHAVE_BOEHM_GC $(pkg-config --cflags bdw-gc)
	EXTRA_DEV_LDFLAGS += $(pkg-config --libs-only-L bdw-gc)
	EXTRA_DEV_LDLIBS  += $(pkg-config --libs-only-l bdw-gc)
	EOF
else
	echo "not found\n"
	echo "Test suite won't include leak checks"
fi