#!/usr/bin/make -f

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

DEB_HOST_MULTIARCH ?= $(shell dpkg-architecture -qDEB_HOST_MULTIARCH)
export DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed
export DEB_BUILD_MAINT_OPTIONS = hardening=+all

# Use this variable to allow options passed to cmake to be overridable.
# WANT_EXAMPLES is set to ON only to check if they build successfully,
# as their source is shipped in the doc package.
DEB_CMAKE_OPTIONS ?= -DCMAKE_VERBOSE_MAKEFILE=ON \
		-DCMAKE_INSTALL_PREFIX="/usr" \
		-DLIB_SUFFIX="/$(DEB_HOST_MULTIARCH)" \
                -DWANT_DEMO=OFF \
                -DWANT_EXAMPLES=ON \
                -DWANT_DOCS=ON \
                -DWANT_DOCS_HTML=ON \
                -DWANT_DOCS_MAN=ON

ADDONS = acodec audio image physfs ttf video
ADDONS_INSTALL = $(ADDONS:%=debian/liballegro-%5.2.install)
ADDONS_DEV_INSTALL = $(ADDONS:%=debian/liballegro-%5-dev.install)

debian/liballegro-%5.2.install: debian/liballegro-ADDON5.2.install.in debian/rules
	sed -e 's/ADDON/$*/g' < "$<" > "$@"

debian/liballegro-%5-dev.install: debian/liballegro-ADDON5-dev.install.in debian/rules
	sed -e 's/ADDON/$*/g' < "$<" > "$@"

%:
	dh $@ --builddirectory=build

override_dh_auto_configure:
# Delete possibly non-free images/music.
	rm -rf examples/data/haiku demos
# Delete precompiled files.
	rm -rf docs/man/ docs/html/
	rm examples/data/DejaVuSans.*
	rm addons/audio/kcm_mixer_helpers.inc
	rm include/allegro5/opengl/GLext/*gl*_ext_alias.h
	rm src/convert.c include/allegro5/internal/aintern_convert.h
	rm src/scanline_drawers.*
	rm addons/primitives/directx_shaders.cpp
# Regenerate generated files.
	misc/regenerate.sh
	dh_auto_configure -- $(DEB_CMAKE_OPTIONS)
# Remove the tests which only work with the display present.
# (See https://github.com/liballeg/allegro5/issues/626
# and https://github.com/liballeg/allegro5/issues/627)
	rm tests/test_compressed.ini
	rm tests/test_convert.ini

override_dh_clean:
	rm -f $(ADDONS_INSTALL) $(ADDONS_DEV_INSTALL)
	dh_clean

override_dh_auto_install: $(ADDONS_INSTALL) $(ADDONS_DEV_INSTALL)
	dh_auto_install
	mkdir -p debian/tmp/usr/include/$(DEB_HOST_MULTIARCH)/allegro5/platform
	mv debian/tmp/usr/include/allegro5/platform/alplatf.h debian/tmp/usr/include/$(DEB_HOST_MULTIARCH)/allegro5/platform/alplatf.h
	sed -i 's@Cflags: -I$${includedir}@Cflags: -I$${includedir}/$(DEB_HOST_MULTIARCH)@' debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/pkgconfig/allegro-*.pc

override_dh_auto_test:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
	cd build && tests/test_driver --no-display ../tests/test_*.ini
endif

override_dh_installchangelogs:
	dh_installchangelogs docs/src/changes-5.2.txt

override_dh_installexamples-indep:
	dh_installexamples
# Delete haiku example, because we are not shipping its data.
	rm debian/allegro5-doc/usr/share/doc/allegro5-doc/examples/ex_haiku.c
# Fix permissions
	find debian/allegro5-doc/usr/share/doc/allegro5-doc/examples -type f -exec chmod 644 \{\} \+