############################################################################# 
#
# The Ibex upstream code Makefile
#

# deal with Apple's brokenness
setcc := $(shell test `uname` = Darwin && echo "CC=\"/usr/bin/gcc3 -no-cpp-precomp\"")

# where to get stuff
url_binutils-2.13.2.1  := ftp://ftp.gnu.org/gnu/binutils/binutils-2.13.2.1.tar.gz 
url_w32api-2.3         := http://unc.dl.sourceforge.net/sourceforge/mingw/w32api-2.3.tar.gz
url_mingw-runtime-3.0  := http://unc.dl.sourceforge.net/sourceforge/mingw/mingw-runtime-3.0.tar.gz
url_freetype-2.1.4     := http://unc.dl.sourceforge.net/sourceforge/freetype/freetype-2.1.4.tar.gz
url_gcc-3.3            := http://mirrors.rcn.net/pub/sourceware/gcc/releases/gcc-3.3/gcc-3.3.tar.gz 
url_jpeg-6b            := http://www.ijg.org/files/jpegsrc.v6b.tar.gz
url_libmspack-20030726 := http://www.kyz.uklinux.net/downloads/libmspack-20030726.tar.gz
url_vera-1.10          := http://fgo-temp.acc.umu.se/pub/GNOME/sources/ttf-bitstream-vera/1.10/ttf-bitstream-vera-1.10.tar.gz
url_WindowMaker-0.80.2 := http://windowmaker.org/pub/source/release/WindowMaker-0.80.2.tar.gz
url_bcel-5.1           := http://www.apache.org/dist/jakarta/bcel/binaries/bcel-5.1.tar.gz
url_gnu.regexp-1.1.4   := http://21cma.bao.ac.cn/gentoo/distfiles/gnu.regexp-1.1.4.tar.gz

.install_binutils-2.13.2.1_powerpc-apple-darwin: .vendor
	rm -rf upstream/darwin-linker/src
	cd upstream/darwin-linker; tar xvzf ../install/powerpc-apple-darwin/cctools-478.tgz
ifneq ($(shell uname),Darwin)
	cd upstream/darwin-linker/src/cctools; for A in ../../patches/*.patch; do patch -p0 < $$A; done
	cp upstream/darwin-linker/src/cctools/ld/fake-mach.c upstream/darwin-linker/src/cctools/libstuff
	cd upstream/darwin-linker/src/; mkdir macosx-include; cd macosx-include; chmod +x ../../links.sh; ../../links.sh
endif
	make -C upstream/darwin-linker/src/cctools/libstuff
	make -C upstream/darwin-linker/src/cctools/misc
	touch upstream/darwin-linker/src/cctools/misc/makeUser.c upstream/darwin-linker/src/cctools/misc/make.h
	make -C upstream/darwin-linker/src/cctools/misc libtool.NEW
	make -C upstream/darwin-linker/src/cctools/ld; true
	make -C upstream/darwin-linker/src/cctools/as
	make -C upstream/darwin-linker/src/cctools/ar
	mkdir -p upstream/install/powerpc-apple-darwin/bin
	cp upstream/darwin-linker/src/cctools/ld/ld_dir/ld.NEW upstream/install/powerpc-apple-darwin/bin/ld.NEW
	echo -e "#!/bin/sh\n"`pwd`"/upstream/install/powerpc-apple-darwin/bin/ld.NEW -dylib_file /usr/lib/system/libmathCommon.A.dylib:"`pwd`"/upstream/install/powerpc-apple-darwin/lib/libmathCommon.A.dylib -L"`pwd`"/upstream/install/powerpc-apple-darwin/lib \$$@\n" > upstream/install/powerpc-apple-darwin/bin/ld
	chmod +x upstream/install/powerpc-apple-darwin/bin/ld
	echo -e "#!/bin/sh\n"`pwd`"/upstream/install/powerpc-apple-darwin/bin/apple-libtool \$$1 -o \$$1\n" > upstream/install/powerpc-apple-darwin/bin/ranlib
	chmod +x upstream/install/powerpc-apple-darwin/bin/ranlib
	cp upstream/darwin-linker/src/cctools/misc/libtool.NEW upstream/install/powerpc-apple-darwin/bin/apple-libtool
	cp upstream/darwin-linker/src/cctools/misc/strip.NEW upstream/install/powerpc-apple-darwin/bin/strip
	cp upstream/darwin-linker/src/cctools/as/appc_dir/as upstream/install/powerpc-apple-darwin/bin/as
	cp upstream/darwin-linker/src/cctools/ar/ar.NEW upstream/install/powerpc-apple-darwin/bin/ar.NEW
	echo -e "#!/bin/sh\n"`pwd`"/upstream/install/powerpc-apple-darwin/bin/ar.NEW \$$@\n"`pwd`"/upstream/install/powerpc-apple-darwin/bin/ranlib \$$2\n" > upstream/install/powerpc-apple-darwin/bin/ar
	chmod +x upstream/install/powerpc-apple-darwin/bin/ar
	mkdir -p upstream/install/bin
	cd upstream/install/bin; ln -sf ../powerpc-apple-darwin/bin/ld powerpc-apple-darwin-ld
	cd upstream/install/bin; ln -sf ../powerpc-apple-darwin/bin/as powerpc-apple-darwin-as
	cd upstream/install/bin; ln -sf ../powerpc-apple-darwin/bin/ar powerpc-apple-darwin-ar
	cd upstream/install/bin; ln -sf ../powerpc-apple-darwin/bin/ranlib powerpc-apple-darwin-ranlib
	cd upstream/install/bin; ln -sf ../powerpc-apple-darwin/bin/strip powerpc-apple-darwin-strip
	echo -e "#!/bin/sh\nc++filt \$$@\n" > upstream/install/bin/c++filt3; chmod +x upstream/install/bin/c++filt3
	cd upstream/install/powerpc-apple-darwin/bin; ln -sf ../../bin/c++filt3
	touch $@


# how to configure it
ifneq ($(shell uname),$(platform))
configure_gcc-3.3                       += --with-headers=$(shell pwd)/upstream/install/$(target)/include
endif
configure_gcc-3.3                       += --enable-languages=c,c++,java --enable-gc-type=boehm --disable-jvmpi --without-libffi
configure_gcc-3.3                       += --with-ld=$(shell pwd)/upstream/install/bin/$(target)-ld
configure_gcc-3.3                       += --with-as=$(shell pwd)/upstream/install/bin/$(target)-as
ifneq ($(platform),Darwin)
configure_gcc-3.3                       += --with-gnu-ld --with-gnu-as
endif
configure_gcc-3.3                       += --disable-java-awt --disable-interpreter --enable-libgcj
configure_gcc-3.3                       += --disable-shared --enable-static --disable-jni
configure_binutils-2.13.2.1             += --disable-shared --enable-static
configure_gcc-3.3_powerpc-apple-darwin  += --enable-threads=posix --disable-hash-synchronization --disable-multilib
configure_gcc-3.3_i686-pc-mingw32       += --enable-threads=win32 --enable-hash-synchronization
configure_gcc-3.3_i686-pc-linux-gnu     += --enable-threads=posix --enable-hash-synchronization
configure_gcc-3.3_sparc-sun-solaris2.7  += --enable-threads=posix --disable-hash-synchronization --disable-multilib

configure_WindowMaker-0.80.2_$(target)  += --prefix=$(shell pwd)/upstream/install/$(target)
configure_WindowMaker-0.80.2_$(target)  += --host=i686-pc-linux-gnu --x-libraries=$(shell pwd)/upstream/install/$(target)/lib

#environment_gcc-3.3_i686-pc-linux-gnu   += CFLAGS="-Wl,-ldl"

# libjpeg's configury doesn't obey --target
environment_jpeg-6b_$(target)           += PATH=$(shell pwd)/upstream/install/$(target)/bin:$$PATH
environment_jpeg-6b_$(target)           += CC=$(shell pwd)/upstream/install/bin/$(target)-gcc
environment_jpeg-6b_$(target)           += CFLAGS="-Os -ffunction-sections -fdata-sections -I ."
environment_jpeg-6b_$(target)           += AR="$(shell pwd)/upstream/install/$(target)/bin/ar rc"
environment_jpeg-6b_$(target)           += AR2=$(shell pwd)/upstream/install/$(target)/bin/ranlib

# libmspack configury doesn't obey --target
environment_libmspack-20030726_$(target) += PATH=$(shell pwd)/upstream/install/$(target)/bin:$$PATH
environment_libmspack-20030726_$(target) += CC=$(shell pwd)/upstream/install/bin/$(target)-gcc
environment_libmspack-20030726_$(target) += AR="$(shell pwd)/upstream/install/$(target)/bin/ar"
environment_libmspack-20030726_$(target) += AR2=$(shell pwd)/upstream/install/$(target)/bin/ranlib
environment_libmspack-20030726_$(target) += OPTIM="-ffunction-sections -fdata-sections -O3"

# WindowMaker configury doesn't obey --target
environment_WindowMaker-0.80.2_$(target) += PATH=$(shell pwd)/upstream/install/$(target)/bin:$$PATH
environment_WindowMaker-0.80.2_$(target) += CC=$(shell pwd)/upstream/install/bin/$(target)-gcc
environment_WindowMaker-0.80.2_$(target) += AR="$(shell pwd)/upstream/install/$(target)/bin/ar"
environment_WindowMaker-0.80.2_$(target) += AR2=$(shell pwd)/upstream/install/$(target)/bin/ranlib
environment_WindowMaker-0.80.2_$(target) += LDFLAGS="-lXext -ldl"
make_install_WindowMaker-0.80.2_$(target) := -C WINGs install; make -C wrlib
make_WindowMaker-0.80.2_$(target) := WINGs

environment_gcc_3.3_$(target)           += PATH=$(shell pwd)/upstream/install/bin:$$PATH

.PRECIOUS: .vendor .download_% .configure_%_$(target) .install_%_$(target)

.download_org.ibex.nestedvm:
	@mkdir -p upstream; cd upstream; rm -rf org.ibex.$*; rm -rf org.ibex.$*_*
	@cd upstream; git clone http://nestedvm.ibex.org/.git org.ibex.nestedvm
	@touch $@

.download_org.ibex.%:
	@echo -e "\033[1mfetching repository                 org.ibex.$*\033[0m"
	@mkdir -p upstream; cd upstream; rm -rf org.ibex.$*; rm -rf org.ibex.$*_*
	@cd upstream; darcs get --verbose --partial --repo-name=org.ibex.$* http://$*.ibex.org
	@rm -f src/org/ibex/$*
	@ln -s ../../../upstream/org.ibex.$*/src/org/ibex/$* src/org/ibex/$*
	@touch $@

.build_org.ibex.nestedvm: .vendor .download_org.ibex.nestedvm
	cd upstream/org.ibex.nestedvm; make usr=$(shell pwd)/upstream/install all env.sh
	touch $@

.install_org.ibex.nestedvm: .build_org.ibex.nestedvm
	touch $@

# vendor-supplied binaries and headers; this is stuff that comes with various OSes
vendor: .vendor; @true
.vendor:
	@echo -e "\n\033[1mdownloading vendor-supplied headers and libraries...\033[0m"
	mkdir -p upstream/install
	curl http://www.megacz.com/vendor.tgz | tar xzf - -C upstream/install
	mkdir -p upstream/install/i686-pc-mingw32
	curl $(url_w32api-2.3) | tar xzf - -C upstream/install/i686-pc-mingw32
	curl $(url_mingw-runtime-3.0) | tar xzf - -C upstream/install/i686-pc-mingw32
ifeq ($(shell uname),Linux)
	cd upstream/install/i686-pc-linux-gnu/include; rm -rf *; ln -sf /usr/include/* .
endif
	touch .vendor

.download_gcc-3.3_powerpc-apple-darwin:
	@echo -e "\n\033[1mdownloading $*...\033[0m"
	mkdir -p upstream/gcc-3.3
	curl $(url_gcc-3.3) | tar xzf - -C upstream/gcc-3.3
	mv upstream/gcc-3.3/gcc-3.3 upstream/gcc-3.3/src-darwin; true
	mv upstream/gcc-3.3/libmspack upstream/gcc-3.3/src-darwin; true
	(cd upstream/gcc-3.3/src-darwin && for A in ../patches/[a-y]*.patch; do patch -p0 -l < $$A; done); true
	(cd upstream/gcc-3.3/src-darwin && for A in ../patches-darwin/*.patch; do patch -p0 -l < $$A; done); true
	touch $@

.download_%:
	@echo -e "\n\033[1mdownloading $*...\033[0m"
	mkdir -p upstream/$*
	curl $(url_$*) | tar xzf - -C upstream/$*
	mv upstream/$*/$* upstream/$*/src; true
	mv upstream/$*/libmspack upstream/$*/src; true
	(test -e upstream/$*/patches && cd upstream/$*/src && for A in ../patches/*.patch; do patch -p0 -l < $$A; done); true
	touch $@

.configure_gcc-3.3_powerpc-apple-darwin: .download_gcc-3.3_powerpc-apple-darwin .install_binutils-2.13.2.1_powerpc-apple-darwin
	@echo -e "\n\033[1mconfiguring gcc...\033[0m"
	mkdir -p upstream/gcc-3.3/build-$(target)
	cd upstream/gcc-3.3/build-$(target); \
		$(setcc) $(environment_gcc-3.3_$(target)) ../src-darwin/configure \
		--target=$(target) \
		--prefix=`cd ../..; pwd`/install \
		$(configure_gcc-3.3) \
		$(configure_gcc-3.3_$(target))
	touch $@

.configure_gcc-3.3_$(target): .install_binutils-2.13.2.1_$(target)

.configure_%_$(target): .vendor .download_%
	@echo -e "\n\033[1mconfiguring $*...\033[0m"
	mkdir -p upstream/$*/build-$(target)
	cd upstream/$*/build-$(target); \
		$(setcc) $(environment_$*_$(target)) ../src/configure \
		--target=$(target) \
		--prefix=`cd ../..; pwd`/install \
		$(configure_$*) \
		$(configure_$*_$(target))
	touch $@

.configure_libmspack-20030726_$(target): .download_libmspack-20030726 .install_gcc-3.3_$(target)
	mkdir -p upstream/libmspack-20030726/build-$(target)
	cd upstream/libmspack-20030726/build-$(target); ln -sf ../src/mspack/* .
	touch $@

.install_freetype-2.1.4_mips-unknown-elf: .install_org.ibex.nestedvm .download_freetype-2.1.4
	cd upstream/freetype-2.1.4/src; \
	   make setup ansi; \
	   PATH=$$PATH:`pwd`/../../install/bin make \
	      CC=mips-unknown-elf-gcc \
	      AR=mips-unknown-elf-ar \
	      CFLAGS="-c -ffunction-sections -fdata-sections -O3"
	upstream/install/bin/mips-unknown-elf-ranlib upstream/freetype-2.1.4/src/objs/libfreetype.a
	touch $@

.build_%_$(target): .configure_%_$(target)
	@echo -e "\n\033[1mbuilding $*...\033[0m"
	cd upstream/$*/build-$(target); \
		$(setcc) PATH=$$PATH:`pwd`/../../install/bin \
		$(environment_$*_$(target)) \
		make $(make_$*_$(target)) $(setcc) $(environment_$*_$(target))
	touch $@

.install_libmspack-20030726_$(target): .build_libmspack-20030726_$(target); true

.install_gcc-3.3_mips-unknown-elf: .install_org.ibex.nestedvm
	touch $@

.install_%_$(target): .build_%_$(target)
	@echo -e "\n\033[1minstalling $*...\033[0m"
	cd upstream/$*/build-$(target); \
		$(setcc) PATH=$$PATH:`pwd`/../../install/bin \
		$(environment_$*_$(target)) \
		make $(make_install_$*_$(target)) install $(setcc) $(environment_$*_$(target))
	touch $@