#!/usr/bin/make -f

DEB_HOST_GNU_TYPE   ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
DEB_BUILD_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)

BUILDDIR=$(CURDIR)/debian/build

CFLAGS = -Wall
CXXFLAGS = -Wall
LDFLAGS = -Wl,--as-needed

ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
	CFLAGS += -O0
	CXXFLAGS += -O0
else
	CFLAGS += -O2
	CXXFLAGS += -O2
endif

ifneq (,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
	NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
	MAKEFLAGS += -j$(NUMJOBS)
endif

configure: configure-stamp
configure-stamp:
	dh_testdir
	chmod +x $(BUILDDIR)/bootstrap.sh
	cd $(BUILDDIR); ./bootstrap.sh; \
	LDFLAGS="$(LDFLAGS)" CFLAGS="$(CFLAGS)" CXXFLAGS="$(CXXFLAGS)" \
		./configure --prefix=/usr \
		--host=$(DEB_HOST_GNU_TYPE) --build=$(DEB_BUILD_GNU_TYPE)
	touch $@

build: build-stamp
build-stamp: configure
	dh_testdir
	$(MAKE) -C $(BUILDDIR)
	touch $@

clean:
	dh_testdir
	dh_testroot
	rm -f build-stamp configure-stamp
	[ ! -f $(BUILDDIR)/Makefile ] || $(MAKE) -C $(BUILDDIR) maintainer-clean
	cd $(BUILDDIR); rm -f aclocal.m4 config.sub depcomp configure \
		install-sh Makefile.in config.guess  ltmain.sh missing
	dh_clean

install: build
	dh_testdir
	dh_testroot
	dh_clean -k
	$(MAKE) -C $(BUILDDIR) DESTDIR=$(CURDIR)/debian/tmp install

binary-indep: build install

binary-arch: build install
	dh_testdir
	dh_testroot
	dh_installchangelogs ChangeLog
	dh_installexamples
	dh_installdocs
	dh_install --fail-missing
	dh_link
	dh_strip
	dh_compress
	dh_fixperms
	dh_makeshlibs
	dh_installdeb
	dh_shlibdeps -V
	dh_gencontrol
	dh_md5sums
	dh_builddeb

binary: binary-indep binary-arch
.PHONY: build clean binary-indep binary-arch binary install configure