#!/usr/bin/make -f

# Uncomment this to turn on verbose mode.
#export DH_VERBOSE=1

# This has to be exported to make some magic below work.
export DH_OPTIONS

DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)

CPPFLAGS :=$(shell dpkg-buildflags --get CPPFLAGS)
CFLAGS   :=$(shell dpkg-buildflags --get CFLAGS)
CXXFLAGS :=$(shell dpkg-buildflags --get CXXFLAGS)
LDFLAGS  :=$(shell dpkg-buildflags --get LDFLAGS)

export DEB_HOST_MULTIARCH CPPFLAGS CFLAGS CXXFLAGS LDFLAGS

ifeq (,$(filter $(DEB_BUILD_ARCH),kfreebsd-amd64 kfreebsd-i386 hurd-i386))
    DISABLE_PTHREADS=OFF
else
    DISABLE_PTHREADS=ON
endif

override_dh_auto_configure:
	dh_testdir
	mkdir build-static; cd build-static; \
		cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
				 -DLIB_INSTALL_DIR=/usr/lib/$(DEB_HOST_MULTIARCH) \
				 -DYAML_CPP_BUILD_TOOLS=ON \
				 -Dgtest_disable_pthreads=$(DISABLE_PTHREADS)
	mkdir build-shared; cd build-shared; \
		cmake .. -DCMAKE_INSTALL_PREFIX=/usr \
				 -DLIB_INSTALL_DIR=/usr/lib/$(DEB_HOST_MULTIARCH) \
				 -DBUILD_SHARED_LIBS=ON \
				 -DYAML_CPP_BUILD_TOOLS=ON \
				 -Dgtest_disable_pthreads=$(DISABLE_PTHREADS)

override_dh_auto_build:
	dh_testdir
	$(MAKE) -C build-static VERBOSE=1
	$(MAKE) -C build-shared VERBOSE=1
	# It might make sense to also provide the utils in a separate package
	# $(MAKE) -C build-shared util

override_dh_auto_install:
	dh_testdir
	dh_prep
	$(MAKE) -C build-static install DESTDIR=$(CURDIR)/debian/tmp
	$(MAKE) -C build-shared install DESTDIR=$(CURDIR)/debian/tmp

override_dh_auto_test:
	$(MAKE) -C build-static test
	$(MAKE) -C build-shared test

debian/weak-symbols: override_dh_auto_build
	# All the weak symbols are either template instantiations of the STL
	# or are optional symbols for inline functions.
	nm --dynamic --defined-only build-shared/libyaml-cpp.so | awk '$$2 ~ /W/ { print " " $$3 "@Base 0.6.2" } ' > $@

override_dh_makeshlibs: debian/weak-symbols
	dh_makeshlibs -VNone

clean:
	dh_testdir
	dh_auto_clean
	dh_clean
	rm -rf build-static build-shared

%:
	dh $@

.PHONY: clean