#!/usr/bin/make -f

export QTDIR := $(shell pwd)
export PATH := $(QTDIR)/bin:$(PATH)
# workaround to use lrelease.
export LD_LIBRARY_PATH := $(QTDIR)/lib:$(LD_LIBRARY_PATH)
export QT_PLUGIN_PATH := $(QTDIR)/plugins
export DH_VERBOSE=1

# Only present in official source package
#QTVERSION := $(shell ls changes-* | cut -f2 -d '-')
CURRENTVERSION := $(shell head -1 debian/changelog  | sed 's/[^(]*(\([^)]*\)).*/\1/')

include /usr/share/cdbs/1/rules/debhelper.mk
include /usr/share/cdbs/1/class/makefile.mk
include /usr/share/cdbs/1/rules/patchsys-quilt.mk
include /usr/share/cdbs/1/rules/utils.mk

# Find out how many parallel threads to run 
TMP_BUILD_OPTS = $(subst $(comma),$(space),$(DEB_BUILD_OPTIONS))
ifneq (,$(filter parallel=%,$(TMP_BUILD_OPTS)))
	NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(TMP_BUILD_OPTS)))
	PARALLEL_MAKEFLAGS += -j$(NUMJOBS)
endif
BUILD_NOOPT := no
ifneq (,$(filter noopt,$(TMP_BUILD_OPTS)))
	BUILD_NOOPT := yes
endif
BUILD_DOCS := yes
ifneq (,$(filter nodoc,$(TMP_BUILD_OPTS)))
	BUILD_DOCS := no
endif
ifneq (,$(filter nodocs,$(TMP_BUILD_OPTS)))
	BUILD_DOCS := no
endif
TRY_TARGET_BUILD := no
ifneq (,$(filter native-tools,$(TMP_BUILD_OPTS)))
	TRY_TARGET_BUILD := yes
endif

DEB_MAKE_INVOKE := $(MAKE) $(PARALLEL_MAKEFLAGS)
DEB_MAKE_BUILD_TARGET := sub-src
DEB_MAKE_INSTALL_TARGET := INSTALL_ROOT=$(DEB_DESTDIR) install
DEB_DH_INSTALL_SOURCEDIR := debian/tmp

# Ensure the *.debug files aren't included in any package other than libqt4-dbg
DEB_DH_INSTALL_ARGS := --exclude=.debug

DEB_MAKE_CLEAN_TARGET := confclean distclean

# Shlibs of the current upstream version
DEB_DH_MAKESHLIBS_ARGS_ALL := -V

DEB_DH_SHLIBDEPS_ARGS_ALL := --exclude=.debug -Xusr/bin/host-

# Only present in official source package
#DEB_INSTALL_CHANGELOGS_ALL := changes-$(QTVERSION)

QT_MAEMO_TESTDIR := debian/tests
export QMAKEFEATURES=$(CURDIR)/debian/tests
export QMAKE_INVOKE=$(CURDIR)/bin/qmake
export QMAKE_BUILD_ROOT=$(CURDIR)

#Test packages that will run using -style option
QT_AUTOTESTS_GUI_STYLE := "libqt4-gui-tests"

# Select OpenGL backend driver
# Enable multituch support
ifeq ($(DEB_HOST_ARCH),arm)
	CONFIG_ARCH_OPT = armv6
else
	ifeq ($(DEB_HOST_ARCH),armel)
		CONFIG_ARCH_OPT = armv6
	else
		CONFIG_ARCH_OPT = i386
	endif

endif

EXTRA_CONFIGURE_OPTS += -DQT_QLOCALE_USES_FCVT -DQT_EXPERIMENTAL_CLIENT_DECORATIONS -DQT_MEEGO_EXPERIMENTAL_SHADERCACHE -DQT_MEEGO_EXPERIMENTAL_SHADERCACHE_TRACE

# Check if running inside scratchbox, and that host-gcc works
IN_SBOX = $(shell if [ -f /targets/links/scratchbox.config ]; then echo yes; else echo no; fi)
HOST_GCC_WORKS = $(shell if host-gcc --version > /dev/null; then echo yes; else echo no; fi)
TARGET_BUILD = no
ifeq ($(TRY_TARGET_BUILD),yes)
	ifeq ($(IN_SBOX),yes)
		ifeq ($(HOST_GCC_WORKS),yes)
			TARGET_BUILD = yes
		endif
	endif
# Except don't use host-gcc if building for i386
	ifeq ($(DEB_HOST_ARCH),i386)
		TARGET_BUILD = no
	endif
endif

TARGET_PLATFORM = linux-g++-maemo
HOST_PLATFORM = unsupported/linux-host-g++
PLATFORM_FLAG = -platform $(TARGET_PLATFORM)
FORCE_PKG_CONFIG_FLAG =
HOST_EXLUDES =
ifeq ($(TARGET_BUILD),yes)
	PLATFORM_FLAG = -platform $(HOST_PLATFORM) \
			-xplatform $(TARGET_PLATFORM)
	FORCE_PKG_CONFIG_FLAG = -force-pkg-config
	HOST_EXCLUDES := usr/bin/host- usr/bin/qmake
endif

DEB_STRIP_EXCLUDE := $(HOST_EXCLUDES)

# Determine target architecture
ifeq ($(DEB_HOST_ARCH_OS),linux)
	ifeq ($(CONFIG_ARCH_OPT),armv6)
		GL_BACKEND=es2
		EXTRA_CONFIGURE_OPTS += -graphicssystem runtime \
					-runtimegraphicssystem meego 
		CONFIG_BUILD_OPT = -release
	else
		GL_BACKEND=desktop
		CONFIG_BUILD_OPT = -debug
	endif
else
	TARGET_PLATFORM = glibc-g++
endif

#If noopt is selected, force -debug and some compilation flags
ifeq ($(BUILD_NOOPT),yes)
	CONFIG_BUILD_OPT = -debug
	CFLAGS = -g
	CXXFLAGS = -g
	export CFLAGS
	export CXXFLAGS
endif

MAKE_DOCS := -make docs
DOCS_EXCLUDE :=
ifeq ($(BUILD_DOCS),no)
	MAKE_DOCS := -nomake docs
endif

common-build-arch::  debian/stamp-makefile-build-tools

debian/stamp-makefile-build-tools: debian/stamp-makefile-build
	$(DEB_MAKE_INVOKE) sub-tools
	touch $@

common-configure-arch:: config.status

config.status:
	# Create mkspecs/glibc-g++ from mkspecs/linux-g++, needed by GNU/kFreeBSD
	# we cannot use directly linux-g++ due to src/corelib/io/io.pri
	rm -rf mkspecs/glibc-g++
	cp -a mkspecs/linux-g++ mkspecs/glibc-g++
	./configure -opensource \
				-confirm-license \
				$(CONFIG_BUILD_OPT) \
				-prefix "/usr" \
				-bindir "/usr/bin" \
				-libdir "/usr/lib" \
				-docdir "/usr/share/qt4/doc" \
				-headerdir "/usr/include/qt4" \
				-datadir "/usr/share/qt4" \
				-plugindir "/usr/lib/qt4/plugins" \
				-importdir "/usr/lib/qt4/imports" \
				-translationdir "/usr/share/qt4/translations" \
				-sysconfdir "/etc/xdg" \
				$(PLATFORM_FLAG) \
				$(FORCE_PKG_CONFIG_FLAG) \
				-arch $(CONFIG_ARCH_OPT) \
				-fast \
				-no-optimized-qmake \
				-reduce-relocations \
				-no-separate-debug-info \
				-no-rpath \
				-system-zlib \
				-system-libtiff \
				-system-libpng \
				-system-libjpeg \
				-no-nas-sound \
				-qt-gif \
				-no-qt3support \
				-no-libmng \
				-opengl $(GL_BACKEND) \
				-accessibility \
				-make tools \
				$(MAKE_DOCS) \
				-nomake examples \
				-nomake demos \
				-little-endian \
				-no-cups \
				-no-gtkstyle \
				-exceptions \
				-no-xinerama \
				-no-xcursor \
				-dbus-linked \
				-glib \
				-no-pch \
				-gstreamer \
				-svg \
				-no-webkit \
				-no-sql-ibase \
				-xmlpatterns \
				-system-sqlite \
				-plugin-sql-sqlite \
				-openssl \
				-phonon \
				-xinput2 \
				-icu \
				$(EXTRA_CONFIGURE_OPTS)

BINARY_NAMES := qmake moc lrelease rcc uic
HOST_BINARIES := $(addprefix $(CURDIR)/bin/, $(addprefix host-, $(BINARY_NAMES)))

# host-prefixed binaries are to be copied anyway regardless of the platform
common-build-arch:: $(HOST_BINARIES) debian/stamp-makefile-build-target-binaries

$(HOST_BINARIES):
	cp "$(subst host-,,$@)" "$@"
	if [ -n "$(HOST_EXCLUDES)" ]; then host-strip --strip-all "$@"; fi

debian/stamp-makefile-build-target-binaries: $(HOST_BINARIES)
# Build target-platform tools when cross-compiling
	# First make sure qdoc3 is built
	if [ "x$(BUILD_DOCS)" = "xyes" ]; then $(DEB_MAKE_INVOKE) -C tools/qdoc3; fi
	# Keep qmake as is while building the rest, build into native-qmake
	(cd qmake && $(DEB_MAKE_INVOKE) clean && $(QMAKE_INVOKE) -spec "$(CURDIR)/mkspecs/$(TARGET_PLATFORM)" && $(DEB_MAKE_INVOKE) "TARGET=$(QTDIR)/bin/native-qmake")
	# bootstrap needs to be first
	for dir in src/tools/bootstrap src/tools/moc tools/linguist/lrelease src/tools/rcc src/tools/uic; do \
		(cd "$$dir" && $(DEB_MAKE_INVOKE) clean && $(QMAKE_INVOKE) -spec "$(CURDIR)/mkspecs/$(TARGET_PLATFORM)" && $(DEB_MAKE_INVOKE)) \
	done
	#Use the host binaries for the rest of the Qt build
	for binary in moc rcc uic lrelease; do \
		mv "$(CURDIR)/bin/$$binary" "$(CURDIR)/bin/native-$$binary" ; \
		cp "$(CURDIR)/bin/host-$$binary" "$(CURDIR)/bin/$$binary"; \
	done
	touch $@

#Build the auto tests
TEST_PACKAGES := $(filter %-tests, $(DEB_PACKAGES))
common-build-arch:: $(addprefix debian/stamp-makefile-build-autotest-,$(TEST_PACKAGES))

BUILD_TEST_PACKAGE_NAME = $(subst debian/stamp-makefile-build-autotest-,,$@)
BUILD_TEST_DIR = build_tests/$(BUILD_TEST_PACKAGE_NAME)
$(addprefix debian/stamp-makefile-build-autotest-,$(TEST_PACKAGES)) :
	rm -f tests/auto/$(BUILD_TEST_PACKAGE_NAME).pro
	cp debian/tests/$(BUILD_TEST_PACKAGE_NAME).pro tests/auto
	mkdir -p $(BUILD_TEST_DIR)
	cd $(BUILD_TEST_DIR) && $(QMAKE_INVOKE) -recursive $(CURDIR)/tests/auto/$(BUILD_TEST_PACKAGE_NAME).pro CONFIG+=maemo_tests
	$(DEB_MAKE_INVOKE) -C $(BUILD_TEST_DIR)
	touch $@


clean::
# Extra stuff missed by confclean/distclean

	# Misc. files
	rm -f \
	  config.status \
	  config.tests/.qmake.cache \
	  .qmake.cache \
	  examples/dbus/*/Makefile.* \
	  mkspecs/qconfig.pri \
	  src/corelib/global/qconfig.* \
	  src/tools/uic/qclass_lib_map.h \
	  lib/*.so.* \
	  lib/*.la \
	  tests/auto/libqt4-gui-tests.pri \
	  tests/auto/maemo-auto.pro \
	  tests/auto/qt4-acceptance-tests.pri \
	  tests/auto/qt4-maemo-auto-tests.pri \
	;

	# Misc. directories
	rm -rf \
	  examples/tools/plugandpaint/plugins/ \
	  examples/tools/styleplugin/styles/ \
	  mkspecs/glibc-g++/ \
	  plugins/ \
	  include/ \
	  doc-build/ \
	  doc/html/ \
	  doc/qch/ \
	;

	# hppa test directory
	rm -rf debian/hppa-tmp

	# Leftover dirs
	find -depth -type d \( -false \
	  -o -name debug-shared \
	  -o -name debug-static \
	  -o -name \*.gch \
	  -o -name .moc\* \
	  -o -name .obj\* \
	  -o -name .pch \
	  -o -name pkgconfig \
	  -o -name .rcc \
	  -o -name release-shared \
	  -o -name release-static \
	  -o -name .uic \
	\) -print0 | xargs -0 rm -rf

	# Leftover files and all symlinks except those in .git
	find \( -false \
	  -o \( -name \*.a -a ! -path \*/tests/auto/qdir/types/\*.a \) \
	  -o -name Makefile.Debug \
	  -o -name Makefile.Release \
	  -o -name \*.o \
	  -o -name \*.prl \
	  -o \( -name \*.so -a ! -path \*/tests/auto/qlibrary/library_path/invalid.so \) \
	  -o -name \*.so.debug \
	  -o -type l \
	  \! -path ./.git/\* \
	\) -print0 | xargs -0 rm -rf 

	# Delete all Makefiles, excluding some from src/3rdparty
	find $(CURDIR) -name Makefile \
	  ! -path $(CURDIR)/src/3rdparty/Makefile \
	  ! -path $(CURDIR)/src/3rdparty/freetype/\* \
	  ! -path $(CURDIR)/src/3rdparty/zlib/\* \
	  ! -path $(CURDIR)/src/3rdparty/ptmalloc/Makefile \
	  ! -path $(CURDIR)/util/gencmap/Makefile \
	 -print0 | xargs -0 rm -rf 

	# Any remaining executables
	find $(CURDIR) -type f -perm +111 -exec file -i '{}' \; \
	 | grep -e application/x-executable \
	 | cut -d ':' -f 1 | xargs rm -f

	# Generated on build
	rm -f debian/shlibs.local
	rm -f debian/stamp-makefile-build-tools
	rm -f debian/stamp-makefile-build-docs
	rm -f debian/stamp-makefile-build-target-binaries
	rm -f $(addprefix debian/stamp-makefile-build-autotest-,$(TEST_PACKAGES))
	rm -f $(addprefix debian/,$(addsuffix .install, $(TEST_PACKAGES)))
	rm -f $(addprefix tests/auto/,$(addsuffix .pro, $(TEST_PACKAGES)))
	rm -rf build_tests/


common-install-arch::
	mkdir -p $(DEB_DESTDIR)/usr/share/qt4/translations/
	cp $(CURDIR)/translations/*.ts $(DEB_DESTDIR)/usr/share/qt4/translations/.
	find $(DEB_DESTDIR)/usr/share/qt4/translations/ -type f -name "*.ts" | xargs $(CURDIR)/bin/lrelease
	rm -rf $(DEB_DESTDIR)/usr/share/qt4/translations/*.ts
# Fix wrong path in pkgconfig files
	find $(DEB_DESTDIR)/usr/lib/pkgconfig -type f -name '*.pc' \
		-exec perl -pi -e "s, -L$(CURDIR)/?\S+,,g" {} \;
# Fix wrong path in prl files
	find $(DEB_DESTDIR)/usr/lib -type f -name '*.prl' \
		-exec perl -pi -e "s, -L$(CURDIR)/\S+,,g" {} \;
	find $(DEB_DESTDIR)/usr/lib -type f -name '*.prl' \
		-exec sed -i -e "/^QMAKE_PRL_BUILD_DIR/d;s/\(QMAKE_PRL_LIBS =\).*/\1/" {} \;


install/qt4-declarative-qmlviewer::
	install -p -D "debian/QMLViewer.desktop" "$(DEB_DESTDIR)/usr/share/applications/QMLViewer.desktop"
	install -p -D "debian/QMLViewer.png" "$(DEB_DESTDIR)/usr/share/icons/hicolor/64x64/apps/QMLViewer.png"


$(patsubst %,install/%,$(TEST_PACKAGES)) :: install/%:
	rm -f debian/$(cdbs_curpkg).install
	$(DEB_MAKE_INVOKE) -C build_tests/$(cdbs_curpkg) $(DEB_MAKE_INSTALL_TARGET)
	$(DEB_MAKE_INVOKE) -C build_tests/$(cdbs_curpkg) QTM_TEST_INSTALL_FILE=$(CURDIR)/debian/$(cdbs_curpkg).install installtests
	if [ -z "$(findstring $(cdbs_curpkg),$(QT_AUTOTESTS_GUI_STYLE))" ]; then \
		$(QT_MAEMO_TESTDIR)/create_tests_xml -t $(QT_MAEMO_TESTDIR) \
	            -i $(DEB_DESTDIR) -p $(CURDIR)/debian/$(cdbs_curpkg).install ;\
	else \
		$(QT_MAEMO_TESTDIR)/create_tests_xml -t $(QT_MAEMO_TESTDIR) -c "-style plastique" \
                    -i $(DEB_DESTDIR) -p $(CURDIR)/debian/$(cdbs_curpkg).install ;\
	fi

common-install-arch::
	find "$(CURDIR)/bin" -name "host-*" -exec install -p -D {} "$(DEB_DESTDIR)/usr/bin" \;
	find "$(CURDIR)/bin" -name "native-*" -exec install -p -D {} "$(DEB_DESTDIR)/usr/bin" \;


install/libqt4-doc::
	mkdir -p "$(DEB_DESTDIR)/usr/share/qt4/doc/html/"
	if [ "x$(BUILD_DOCS)" = "xno" ]; then touch "$(DEB_DESTDIR)/usr/share/qt4/doc/html/BUILT_WITH_NODOCS"; fi

common-build-indep:: debian/stamp-makefile-build-docs

debian/stamp-makefile-build-docs:
	if [ "x$(BUILD_DOCS)" = "xyes" ]; then $(DEB_MAKE_INVOKE) docs; fi
	touch $@

binary-predeb/libqt4-dev::
	sed -i -e 's/#PLATFORM_ARG#/$(TARGET_PLATFORM)/g' debian/$(cdbs_curpkg)/DEBIAN/postinst

# Automatically install lintian overrides, stolen from debian-qt-kde.mk
$(patsubst %,binary-install/%,$(DEB_PACKAGES)) :: binary-install/%:
	if test -e debian/$(cdbs_curpkg).lintian; then \
	    install -p -D -m644 debian/$(cdbs_curpkg).lintian \
	    debian/$(cdbs_curpkg)/usr/share/lintian/overrides/$(cdbs_curpkg); \
        fi

# Generate shlibs local files
$(patsubst %,binary-fixup/%,$(DEB_ALL_PACKAGES)) :: binary-fixup/%: binary-strip/%
	if test -e debian/$(cdbs_curpkg)/DEBIAN/shlibs ; then \
		sed 's/>=[^)]*/= $(CURRENTVERSION)/' debian/$(cdbs_curpkg)/DEBIAN/shlibs >> debian/shlibs.local ;\
	fi