#!/usr/bin/make -f

DEB_BUILD_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_HOST_ARCH      ?= $(shell dpkg-architecture -qDEB_HOST_ARCH)
DEB_HOST_ARCH_CPU  ?= $(shell dpkg-architecture -qDEB_HOST_ARCH_CPU)
DEB_HOST_ARCH_OS   ?= $(shell dpkg-architecture -qDEB_HOST_ARCH_OS)
DEB_HOST_GNU_TYPE  ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
VERSION = $(shell dpkg-parsechangelog|sed -n 's/^Version: //p')
DEBIAN_VERSION = $(shell echo $(VERSION)|sed -nr 's/[^:]+://; s/.*-([^-]+$$)/\1/p')

ifeq ($(DEB_BUILD_GNU_TYPE),$(DEB_HOST_GNU_TYPE))
confflags := --build=$(DEB_BUILD_GNU_TYPE)
else
confflags := --host=$(DEB_HOST_GNU_TYPE) --build=$(DEB_BUILD_GNU_TYPE)
endif

ifneq (,$(filter debug,$(DEB_BUILD_OPTIONS)))
confflags += --enable-debug
endif

ifneq (,$(filter noopt,$(DEB_BUILD_OPTIONS)))
confflags += --disable-optimizations --disable-mmx --disable-sse --disable-altivec
endif

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

# configure flags
confflags += \
	CPPFLAGS="$(shell dpkg-buildflags --get CPPFLAGS)" \
	LDFLAGS="$(shell dpkg-buildflags --get LDFLAGS)" \
	--config-cache \
	--disable-maintainer-mode \
	--disable-silent-rules \
	--disable-update-check \
	--enable-fast-install \
	--prefix=/usr \
	--docdir=/usr/share/doc/vlc-nox \
	--libdir=/usr/lib \
	--sysconfdir=/etc \
	--with-binary-version=$(DEBIAN_VERSION) \
	$(NULL)
# configure features
confflags += \
	--enable-a52 \
	--enable-aa \
	--enable-bluray \
	--enable-bonjour \
	--enable-caca \
	--enable-chromaprint \
	--enable-dbus \
	--enable-dca \
	--enable-directfb \
	--enable-dvbpsi \
	--enable-dvdnav \
	--enable-faad \
	--enable-flac \
	--enable-fluidsynth \
	--enable-freerdp \
	--enable-freetype \
	--enable-fribidi \
	--enable-gles1 \
	--enable-gles2 \
	--enable-glx \
	--enable-gnutls \
	--enable-jack \
	--enable-kate \
	--enable-libass \
	--enable-libmpeg2 \
	--enable-libxml2 \
	--enable-lirc \
	--enable-live555 \
	--enable-mad \
	--enable-mkv \
	--enable-mod \
	--enable-mpc \
	--enable-mtp \
	--enable-mux_ogg \
	--enable-ncurses \
	--enable-notify \
	--enable-ogg \
	--enable-opus \
	--enable-pulse \
	--enable-qt \
	--enable-realrtsp \
	--enable-samplerate \
	--enable-schroedinger \
	--enable-sdl \
	--enable-sftp \
	--enable-shine \
	--enable-shout \
	--enable-skins2 \
	--enable-smbclient \
	--enable-speex \
	--enable-svg \
	--enable-taglib \
	--enable-theora \
	--enable-twolame \
	--enable-upnp \
	--enable-vcdx \
	--enable-vdpau \
	--enable-vnc \
	--enable-vorbis \
	--enable-x264 \
	--enable-zvbi \
	--with-kde-solid=/usr/share/kde4/apps/solid/actions/ \
	$(NULL)
# Reasons for disabling features:
# decklink -> not in Debian
# dxva2 -> Windows only
# fdkaac -> in Debian non-free
# gnomevfs -> poorly maintained
# goom -> not in Debian
# libtar -> security issue (#737534)
# mfx -> currently not supported on Linux
# opencv -> developer plugin not required by end users
# projectm -> broken
# sndio -> not in Debian
# svgdev -> libcairo2-dev is not new enough
# telx -> incompatible with zvbi
# vpx -> not needed when having libavcodec
# vsxu -> not in Debian
# wasapi -> Windows only
confflags += \
	--disable-decklink \
	--disable-dxva2 \
	--disable-fdkaac \
	--disable-gnomevfs \
	--disable-goom \
	--disable-libtar \
	--disable-mfx \
	--disable-opencv \
	--disable-projectm \
	--disable-sndio \
	--disable-svgdec \
	--disable-telx \
	--disable-vpx \
	--disable-vsxu \
	--disable-wasapi \
	$(NULL)

# Linux specific flags
ifeq ($(DEB_HOST_ARCH_OS),linux)
# omxil should be enabled on all systems, but libomxil-bellagio does
# not build on kfreebsd and hurd (currently).
# V4L2 is disabled on kFreeBSD due to a build failure.
confflags += \
	--enable-alsa \
	--enable-atmo \
	--enable-dc1394 \
	--enable-dv1394 \
	--enable-linsys \
	--enable-omxil \
	--enable-udev \
	--enable-v4l2 \
	$(NULL)
else
confflags += \
	--disable-alsa \
	--disable-atmo \
	--disable-dc1394 \
	--disable-dv1394 \
	--disable-linsys \
	--disable-omxil \
	--disable-udev \
	--disable-v4l2 \
	$(NULL)
removeplugins += \
	alsa \
	libatmo \
	libdc1394 \
	libdtv \
	libdvb \
	libdv1394 \
	libfb \
	libomxil \
	linsys \
	libudev \
	libv4l2 \
	$(NULL)
endif

# Linux and kFreeBSD specific flags (disabled on Hurd)
ifeq (,$(filter-out linux kfreebsd,$(DEB_HOST_ARCH_OS)))
confflags += --enable-libva --enable-vcd
else
confflags += --disable-libva --disable-vcd
removeplugins += cdda libvaapi vcd
endif

# kFreeBSD specific flags
ifeq (,$(filter-out kfreebsd,$(DEB_HOST_ARCH_OS)))
confflags += --enable-oss
else
# Note: Use ALSA on Linux instead of OSS.
#       Ubuntu has disabled OSS support in their Linux kernel.
confflags += --disable-oss
removeplugins += oss
endif

# Linux amd64 and i386 specific flags
ifeq (,$(filter-out amd64 i386,$(DEB_HOST_ARCH)))
confflags += --enable-crystalhd
else
confflags += --disable-crystalhd
removeplugins += libcrystalhd
endif

# amd64 and i386 specific optimizations
ifeq (,$(filter-out amd64 i386,$(DEB_HOST_ARCH_CPU)))
confflags += --enable-mmx --enable-sse
else
confflags += --disable-mmx --disable-sse
removeplugins += mmx sse2
endif

# ARM specific optimizations
ifeq (,$(filter-out armhf,$(DEB_HOST_ARCH_CPU)))
confflags += --enable-neon
else
confflags += --disable-neon
removeplugins += neon
endif

# PowerPC specific optimizations (excluding powerpcspe)
ifeq (,$(filter-out powerpc,$(DEB_HOST_ARCH_CPU))$(filter powerpcspe,$(DEB_HOST_ARCH)))
confflags += --enable-altivec
else
confflags += --disable-altivec
removeplugins += altivec
endif

# PowerPCSPE specific optimizations
ifeq (,$(filter-out powerpcspe,$(DEB_HOST_ARCH)))
CFLAGS += -mtune=8548
CXXFLAGS += -mtune=8548
endif

confflags += \
	CFLAGS="$(CFLAGS)" \
	CXXFLAGS="$(CXXFLAGS)" \
	$(NULL)

%:
	dh $@ --parallel --with autoreconf

override_dh_autoreconf:
	dh_autoreconf --as-needed

override_dh_auto_clean:
	rm -f debian/vlc.install debian/vlc-nox.install
	dh_auto_clean

override_dh_auto_configure:
	dh_auto_configure -- $(confflags)

override_dh_auto_test:
ifeq (,$(filter nocheck,$(DEB_BUILD_OPTIONS)))
ifeq ($(DEB_BUILD_GNU_TYPE),$(DEB_HOST_GNU_TYPE))
	# Check which plugins were built and whether they load properly.
	@if test $$( id -u ) -eq 0 ; then \
	   echo "Not runing the test as you are compiling as root"; \
	   echo "Use 'dpkg-buildpackage -rfakeroot' rather than 'fakeroot dpkg-buildpackage'"; \
	else \
	   command="./vlc -vvv --ignore-config --no-plugins-cache --list --no-color"; \
	   echo "$${command}"; $${command} ; \
	fi
endif
endif

override_dh_install:
	# Remove disabled plugins
	sed "/\($(shell echo $(removeplugins) | sed 's/ /\\|/g')\)_/d" debian/vlc.install.in > debian/vlc.install
	sed "/\($(shell echo $(removeplugins) | sed 's/ /\\|/g')\)_/d" debian/vlc-nox.install.in > debian/vlc-nox.install
	# Clean up libtool crap
	find debian/tmp -name '*.la' -delete
	# Remove useless stuff
	ln -sf /usr/share/fonts/truetype/freefont/FreeSans.ttf debian/tmp/usr/share/vlc/skins2/fonts/FreeSans.ttf
	ln -sf /usr/share/fonts/truetype/freefont/FreeMonoBold.ttf debian/tmp/usr/share/vlc/skins2/fonts/FreeSansBold.ttf
	rm -f debian/tmp/usr/share/man/man1/vlc-config.1
	# Remove additional license files
	find debian/tmp -name LICENSE -delete
	# Install stuff
	dh_install --fail-missing
ifeq ($(DEB_BUILD_GNU_TYPE), $(DEB_HOST_GNU_TYPE))
	# Check that we did not install a plugin linked with libX11 or
	# libxcb in vlc-nox
	BORKED=no; \
	LD_LIBRARY_PATH="debian/libvlccore8/usr/lib:debian/libvlc5/usr/lib$${LD_LIBRARY_PATH:+:}$${LD_LIBRARY_PATH:-}"; \
	for file in $$(find debian/vlc-nox/usr/lib/vlc -name '*.so'); do \
		if ldd -r $$file | egrep -q -e 'libX11\.so' -e 'libxcb\.so'; then \
			BORKED=yes; \
			echo $$file depends on libX11 or libxcb; \
		fi; \
	done; \
	if test "$$BORKED" = yes; then exit 1; fi
endif
	$(if $(shell dpkg-vendor --is Ubuntu && echo true),dh_install -pvlc-nox debian/source_vlc.py usr/share/apport/package-hooks/)
	dh_buildinfo -p vlc-nox

override_dh_strip:
	dh_strip --dbg-package=vlc-dbg

override_dh_installdocs:
	dh_installdocs -p vlc-data
	dh_installdocs -p vlc-nox

override_dh_installchangelogs:
	dh_installchangelogs ChangeLog -p vlc-data
	dh_installchangelogs ChangeLog -p vlc-nox

override_dh_makeshlibs:
	dh_makeshlibs -Xusr/lib/vlc/libvlc_vdpau

override_dh_builddeb:
	dh_builddeb -- -Zxz