#!/usr/bin/make -f

include /usr/share/cdbs/1/rules/debhelper.mk
include /usr/share/cdbs/1/class/gnome.mk
include /usr/share/cdbs/1/rules/utils.mk
include /usr/share/cdbs/1/rules/autoreconf.mk

DEB_BUILD_PARALLEL = 1

DEB_DH_AUTORECONF_ARGS += --as-needed

CFLAGS += -Wno-error
CXXFLAGS += -Wno-error
LDFLAGS += -Wl,-z,defs -Wl,-O1 -Wl,--as-needed

# this is for compatibility with dpkg-dev < 1.13.5, see
# <http://lists.debian.org/debian-devel-announce/2005/06/msg00010.html>
DEB_HOST_ARCH_CPU := $(shell dpkg-architecture -qDEB_HOST_ARCH_CPU 2>/dev/null)
DEB_HOST_ARCH_OS := $(shell dpkg-architecture -qDEB_HOST_ARCH_OS 2>/dev/null)

# Take account of old dpkg-architecture output.
ifeq ($(DEB_HOST_ARCH_CPU),)
  DEB_HOST_ARCH_CPU := $(shell dpkg-architecture -qDEB_HOST_GNU_CPU)
  ifeq ($(DEB_HOST_ARCH_CPU),x86_64)
    DEB_HOST_ARCH_CPU := amd64
  endif
endif
ifeq ($(DEB_HOST_ARCH_OS),)
  DEB_HOST_ARCH_OS := $(subst -gnu,,$(shell dpkg-architecture -qDEB_HOST_GNU_SYSTEM))
  ifeq ($(DEB_HOST_ARCH_OS),gnu)
    DEB_HOST_ARCH_OS := hurd
  endif
endif
# end of compatibility block

# debian package version
version=$(shell dpkg-parsechangelog | grep ^Version: | cut -d ' ' -f 2)
# upstream version
gst_version=$(shell echo $(version) | cut -d '-' -f 1)
gst_major=1
gst_minor=0
gst_abi=$(gst_major).$(gst_minor)
# gstreamer library package names
gst_lib=libgstreamer$(gst_abi)-0
gst_lib_dev=libgstreamer$(gst_abi)-dev
# what gstreamer version is needed
gst_lib_dev_dep=$(gst_lib_dev) (>= 1.12.0)

gst_pkgname=gstreamer$(gst_abi)
gst_deb_abi=$(gst_abi)-0

gst_extra_build_depends =
gst_extra_build_depends += libasound2-dev (>= 0.9.1) [linux-any]
gst_extra_build_depends += , libcdaudio-dev [linux-any]
gst_extra_build_depends += , libdc1394-22-dev (>= 2.0.0) [linux-any]
gst_extra_build_depends += , libgudev-1.0-dev (>= 143) [linux-any]
gst_extra_build_depends += , libusb-1.0-0-dev [linux-any]
gst_extra_build_depends += , libbluetooth-dev (>= 5) [linux-any]
gst_extra_build_depends += , libsbc-dev (>= 1.1) [linux-any]
gst_extra_build_depends += , libwayland-dev (>= 1.4.0) [linux-any]
gst_extra_build_depends += , libdrm-dev (>= 2.4.55) [linux-any]
gst_extra_build_depends += , wayland-protocols (>= 1.4) [linux-any]
gst_extra_build_depends += , libvulkan-dev [linux-any]

# The plugins are basically the same.
# Link special names to a template file.
# still need "*.install" to be done by hand
# 
# EXTRA_PLUGINS: See debian/README.Debian for docs
EXTRA_PLUGINS +=

PLUGINS += plugins-bad $(EXTRA_PLUGINS)
ifeq ($(DEB_HOST_ARCH_OS),linux)
PLUGINS +=
endif
VERSIONIZE= \

#debug package
DEB_DH_STRIP_ARGS := --dbg-package=$(gst_pkgname)-plugins-bad-dbg

ifeq ($(DEB_HOST_ARCH_OS),linux)
dvb = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstdvb.so
fbdev = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstfbdevsink.so
vcd = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstvcdsrc.so
cdaudio = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstcdaudio.so
dc1394 = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstdc1394.so
decklink = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstdecklink.so
linsys = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstlinsys.so
uvch264 = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstuvch264.so
bluez = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstbluez.so
sbc = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstsbc.so
waylandsink = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstwaylandsink.so
wayland = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/libgstwayland-$(gst_abi).so.*
kms = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstkms.so
vulkan = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstvulkan.so
endif

ifeq ($(DEB_HOST_ARCH_OS),kfreebsd)
cdaudio = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstcdaudio.so
endif

ifneq ($(DEB_HOST_ARCH_OS),hurd)
resindvd = debian/tmp/usr/lib/$(DEB_HOST_MULTIARCH)/gstreamer-$(gst_abi)/libgstresindvd.so
endif

# Let's decide the package name and url depending on the distribution
DISTRO = "$(shell dpkg-vendor --query vendor)"

GST_PACKAGE_NAME := "GStreamer Bad Plugins (unknown Debian derivative)"
GST_PACKAGE_ORIGIN="http://packages.qa.debian.org/gst-plugins-bad$(gst_abi)"

ifeq ($(DISTRO),"Debian")
GST_PACKAGE_NAME := "GStreamer Bad Plugins (Debian)"
GST_PACKAGE_ORIGIN="http://packages.qa.debian.org/gst-plugins-bad$(gst_abi)"
endif

ifeq ($(DISTRO),"Ubuntu")
GST_PACKAGE_NAME := "GStreamer Bad Plugins (Ubuntu)"
GST_PACKAGE_ORIGIN="https://launchpad.net/distros/ubuntu/+source/gst-plugins-bad$(gst_abi)"
endif


# setup links for packages
pre-build::
	for p in $(PLUGINS); do \
		rm -f debian/$(gst_pkgname)-$$p.install; \
		sed \
			-e 's,@dvb@,$(dvb),g' \
			-e 's,@decklink@,$(decklink),g' \
			-e 's,@linsys@,$(linsys),g' \
			-e 's,@fbdev@,$(fbdev),g' \
			-e 's,@vcd@,$(vcd),g' \
			-e 's,@dc1394@,$(dc1394),g' \
			-e 's,@cdaudio@,$(cdaudio),g' \
			-e 's,@resindvd@,$(resindvd),g' \
			-e 's,@uvch264@,$(uvch264),g' \
			-e 's,@bluez@,$(bluez),g' \
			-e 's,@sbc@,$(sbc),g' \
			-e 's,@waylandsink@,$(waylandsink),g' \
			-e 's,@kms@,$(kms),g' \
			-e 's,@vulkan@,$(vulkan),g' \
			-e 's/@GST_ABI@/$(gst_abi)/g' \
			debian/gstreamer-$$p.install \
			> debian/$(gst_pkgname)-$$p.install; \
	done

	for f in $(VERSIONIZE); do \
		sed 's/@GST_ABI@/$(gst_abi)/g' debian/gstreamer-$$f \
			> debian/$(gst_pkgname)-$$f; \
	done

	sed -e 's/@GST_ABI@/$(gst_abi)/g' -e 's,@wayland@,$(wayland),g' \
			debian/libgstreamer-plugins-bad.install \
			> debian/libgstreamer-plugins-bad$(gst_deb_abi).install
	sed 's/@GST_ABI@/$(gst_abi)/g' debian/libgstreamer-plugins-bad-dev.install \
			> debian/libgstreamer-plugins-bad$(gst_abi)-dev.install
	cp debian/gir1.2-gst-plugins-bad.install \
			debian/gir1.2-gst-plugins-bad-$(gst_abi).install

maint: debian/control

debian/build-deps: debian/build-deps.in debian/rules
	cat $< > $@
	for plugin in $(EXTRA_PLUGINS); do \
		sh debian/extra deps $$plugin >> $@; \
	done
	sort $@ -o $@

debian/control: debian/control.in debian/build-deps debian/mk.control debian/rules
	perl debian/mk.control | sed \
		-e 's/@GST_VERSION@/$(gst_version)/g' \
		-e 's/@GST_ABI@/$(gst_abi)/g' \
		-e 's/@GST_DEB_ABI@/$(gst_deb_abi)/g' \
		-e 's/@GST_PKGNAME@/$(gst_pkgname)/g' \
		-e 's/@GST_LIB@/$(gst_lib)/g' \
		-e 's/@GST_LIB_DEV@/$(gst_lib_dev)/g' \
		-e 's/@GST_LIB_DEV_DEP@/$(gst_lib_dev_dep)/g' \
		-e 's/@GST_EXTRA_BUILD_DEPENDS@/$(gst_extra_build_depends)/g' \
		-e '/^Build-Depends\(-Indep\)\?/s/\ *,\ */,\n               /g' \
		>$@

	for plugin in $(EXTRA_PLUGINS); do \
		sh debian/extra control $$plugin | sed \
			-e 's/@GST_ABI@/$(gst_abi)/g' \
			-e 's/@GST_PKGNAME@/$(gst_pkgname)/g' \
			-e 's/@GST_LIB@/$(gst_lib)/g' \
			-e 's/@GST_LIB_DEV@/$(gst_lib_dev)/g' \
			-e 's/@GST_LIB_DEV_DEP@/$(gst_lib_dev_dep)/g' \
			-e 's/@GST_PLUGINS_LIB@/$(gst_plugins_lib)/g' \
			-e 's/@GST_PLUGINS_LIB_DEV@/$(gst_plugins_lib_dev)/g' \
			-e 's/@GST_PLUGINS_LIB_DEV_DEP@/$(gst_plugins_lib_dev_dep)/g' \
			-e 's/@GST_GCONF_LIB@/$(gst_gconf_lib)/g' \
			-e 's/@GST_GCONF_LIB_DEV@/$(gst_gconf_lib_dev)/g' \
			-e 's/@GST_GCONF_LIB_DEV_DEP@/$(gst_gconf_lib_dev_dep)/g' \
			>> $@; \
	done


DEB_CONFIGURE_EXTRA_FLAGS += \
	--libdir=\$${prefix}/lib/$(DEB_HOST_MULTIARCH) \
	--disable-examples \
	--enable-DEBUG \
	--enable-debug \
	--with-package-name=$(GST_PACKAGE_NAME) \
	--with-package-origin=$(GST_PACKAGE_ORIGIN) \
	--disable-pvr

# only build the docs on arches which can
#ifeq (,$(findstring $(DEB_HOST_ARCH),m68k arm))
#DEB_CONFIGURE_EXTRA_FLAGS += --enable-gtk-doc
#endif

common-binary-fixup-arch::
	LD_LIBRARY_PATH=debian/libgstreamer-plugins-bad1.0-0/usr/lib/$(DEB_HOST_MULTIARCH):$(LD_LIBRARY_PATH) \
		dh_gstscancodecs

clean::
	# get rid of the sym links
	for i in $(PLUGINS); do \
		rm -f debian/$(gst_pkgname)-$$i.install; \
		rm -f debian/$(gst_pkgname)-$$i.preinst; \
	done
	for f in $(VERSIONIZE); do \
		rm -f debian/$(gst_pkgname)-$$f; \
	done

gst_patch = $(shell echo $(gst_version) | cut -d '.' -f 3)
gst_patch_next = $(shell expr $(gst_patch) + 1)
gst_version_next = $(shell echo $(gst_version) | cut -d '.' -f-2).$(gst_patch_next)
DEB_DH_MAKESHLIBS_ARGS_libgstreamer-plugins-bad$(gst_deb_abi) += -V "libgstreamer-plugins-bad$(gst_deb_abi) (>= $(gst_version))"
DEB_INSTALL_DOCS_ALL += debian/README.Debian NEWS

# Disable inclusion of large upstream ChangeLog
DEB_INSTALL_CHANGELOGS_ALL :=

.PHONY: maint