TOP 			= $(shell readlink -f .)

ARCH			= x86-mingw64

LOCAL_BUILD_PATH 	= $(TOP)/build.$(ARCH)
LOCAL_INST_PATH 	= $(TOP)/install.$(ARCH)

VERSION_SHORT		= 5.13
VERSION_RELEASE		= 1
VERSION			= $(VERSION_SHORT).$(VERSION_RELEASE)

SSL_VERSION		= 1.0.2r
SSL_ARCHIVE		= openssl-$(SSL_VERSION).tar.gz


QT_BUILD_PATH		= c:/tmp
QT_INST_PATH		= $(QT_BUILD_PATH)/qt
QT_SRC_PATH		= $(QT_BUILD_PATH)/qt-src

GCC			= $(shell which g++)
GCC_PATH		= $(shell dirname $(GCC))

PACKAGE_NAME 		= qt-$(VERSION)-$(ARCH)

all: download ssl qt
 
ssl: ssl.$(ARCH)
qt: qt.$(ARCH) 

download:
	$(MAKE) -C ./SOURCE

ssl.$(ARCH):
	rm -Rf $(LOCAL_BUILD_PATH)/openssl-$(SSL_VERSION)
	mkdir -p $(LOCAL_BUILD_PATH)/
	cd $(LOCAL_BUILD_PATH) && \
		tar --force-local -xzf  $(TOP)/SOURCE/$(SSL_ARCHIVE)
	cd $(LOCAL_BUILD_PATH)/openssl-$(SSL_VERSION) && \
	    export CFLAGS="-m64 -fpic" && \
	    ./Configure --prefix=$(QT_INST_PATH) shared mingw64 && \
	    make clean && \
	    make && \
	    make install

qt.$(ARCH):
	mkdir -p $(LOCAL_BUILD_PATH)
	rm -Rf $(LOCAL_BUILD_PATH)/qt-everywhere-src-$(VERSION)
	if ! [ -d $(LOCAL_BUILD_PATH)/qt-everywhere-src-$(VERSION) ]; then \
	    cd $(LOCAL_BUILD_PATH); \
	    tar --force-local -xJf $(TOP)/SOURCE/qt-everywhere-src-$(VERSION).tar.xz; \
	    cd $(LOCAL_BUILD_PATH)/qt-everywhere-src-$(VERSION) ; \
		patch -p1 < $(TOP)/SOURCE/qt-5.12.3-cross-static-gcc-libs.patch ; \
	fi
	rm -Rf $(QT_SRC_PATH)
	mv $(LOCAL_BUILD_PATH)/qt-everywhere-src-$(VERSION) $(QT_SRC_PATH)
	# be sure, that python, msys-tools and gcc are in PATH
	cd $(QT_SRC_PATH) && \
		rm -f config.cache && \
		./configure \
			-platform win32-g++ \
			-prefix $(QT_INST_PATH) \
			-recheck-all \
			-shared \
			-release \
			-strip \
			-ssl \
			-nomake examples \
			-nomake tests \
			-skip qtwebengine \
			-skip qtwebglplugin \
			-skip qtwebchannel \
			-skip qtwayland \
			-skip qtlocation \
			-skip qtdoc \
			-skip qtgamepad \
			-skip qtsensors \
			-skip qtmultimedia \
			-qt-zlib \
			-qt-libjpeg \
			-qt-libpng \
			-qt-pcre \
			-qt-freetype \
			-opengl desktop \
			-openssl \
			-I$(QT_INST_PATH)/include \
			-L$(QT_INST_PATH)/lib \
			-opensource \
			-confirm-license && \
		make && \
		make install
	mv -f $(QT_INST_PATH)/bin/openssl.exe \
	    $(QT_INST_PATH)/bin/qt-openssl.exe
	cp -f $(GCC_PATH)/../x86_64-w64-mingw32/bin/libwinpthread-1.dll $(QT_INST_PATH)/bin/
	cd  $(QT_INST_PATH)/ && \
	    tar --force-local -zcf $(TOP)/$(PACKAGE_NAME).tgz ./
	rm -Rf $(QT_INST_PATH)
	rm -Rf $(QT_SRC_PATH)

clean:
	rm -Rf build.$(ARCH)
	rm -Rf install.$(ARCH)