source: trunk/ffigen4/Makefile@ 57

OS = $(shell uname -s)
NOW = $(shell date -u "+%F-%H-%M-%S")
TAR = tar
EXE =

GCC_VERSION = 4.0.0
ARCHIVES = gcc-core-$(GCC_VERSION).tar.bz2 gcc-objc-$(GCC_VERSION).tar.bz2

ifeq ($(OS),Linux)
ARCH = $(shell uname -m)
ifeq ($(ARCH), ppc64)
PLATFORM = linuxppc
CONFIGTARGET = ppc64-unknown-linux
CONFIGARGS = --target=$(CONFIGTARGET) --host=$(CONFIGTARGET) --with-cpu=default32 --enable-biarch --enable-threads=posix
MAKE_FUNKY_LINK = YES
COPY_OBJC_HEADERS = YES
endif
ifeq ($(ARCH), ppc)
PLATFORM = linuxppc
CONFIGTARGET = ppc64-unknown-linux
CONFIGARGS = --target=$(CONFIGTARGET) --host=$(CONFIGTARGET) --with-cpu=default32 --enable-biarch --enable-threads=posix
MAKE_FUNKY_LINK = YES
COPY_OBJC_HEADERS = YES
endif
ifeq ($(ARCH), x86_64)
PLATFORM = linuxx8664
CONFIGTARGET = x86_64-unknown-linux
CONFIGARGS = --target=$(CONFIGTARGET) --host=$(CONFIGTARGET) --enable-threads=posix --enable-biarch
MAKE_FUNKY_LINK = YES
COPY_OBJC_HEADERS = YES
endif
ifeq ($(ARCH), i686)
PLATFORM = linuxx8664
CONFIGTARGET = i686-unknown-linux
CONFIGARGS = --target=$(CONFIGTARGET) --host=$(CONFIGTARGET) --enable-threads=posix --enable-biarch
MAKE_FUNKY_LINK = YES
COPY_OBJC_HEADERS = YES
endif
endif

ifeq ($(OS),FreeBSD)
ARCH = $(shell uname -p)
ifeq ($(ARCH),amd64)
PLATFORM = freebsdx8664
CONFIGTARGET = amd64-unknown-freebsd6.0
else
PLATFORM = freebsdx86
CONFIGTARGET = i386-unknown-freebsd6.0
endif
CONFIGARGS = --target=$(CONFIGTARGET) --host=$(CONFIGTARGET) --enable-threads=posix --enable-biarch
MAKE_FUNKY_LINK = YES
COPY_OBJC_HEADERS = YES
endif


ifeq ($(OS),Darwin)
ARCH = $(shell arch)
PLATFORM=darwinppc
CONFIGTARGET = powerpc-apple-darwin8
CONFIGARGS = --target=$(CONFIGTARGET) --with-cpu=default32 --enable-biarch
MAKE_FUNKY_LINK = YES
COPY_OBJC_HEADERS = NO
endif

ifeq ($(OS),SunOS)
TAR = gtar
PLATFORM = solarisx86
MAKE_FUNKY_LINK = YES
endif

# 32-bit Cygwin, at this point
ifeq (CYGWIN,$(findstring CYGWIN,$(OS)))
ARCH = $(shell arch)
PLATFORM=win32
CONFIGTARGET=i386-pc-cygwin
MAKE_FUNKY_LINK = YES
COPY_OBJC_HEADERS = YES
EXE = .exe
endif

all: package
        m4 -DPLATFORM=$(PLATFORM) -DGCC_VERSION=$(GCC_VERSION)-$(NOW) source/INSTALL-$(PLATFORM).m4 > INSTALL-FFIGEN-$(PLATFORM)-gcc-$(GCC_VERSION)-$(NOW).txt


compile: patch
        mkdir build
        (cd build ; ../gcc-$(GCC_VERSION)/configure --enable-languages=objc $(CONFIGARGS) )
ifeq ($(MAKE_FUNKY_LINK),YES)
ifeq ($(OS),Darwin)
        (cd build ; ln -s . build-`../gcc-$(GCC_VERSION)/config.guess`)
endif
ifeq ($(OS),Linux)
        (cd build ; ln -s . build-$(CONFIGTARGET))
endif
ifeq ($(OS),FreeBSD)
        (cd build ; ln -s . build-$(CONFIGTARGET))
endif
ifeq ($(OS),SunOS)
        (cd build ; ln -s . build-`../gcc-$(GCC_VERSION)/config.guess`)
endif
ifeq ($(PLATFORM),win32)
        (cd build ; ln -s . build-`../gcc-$(GCC_VERSION)/config.guess`)
endif
endif
        (cd build ; $(MAKE) maybe-configure-libiberty maybe-configure-gcc maybe-configure-libcpp)
        (cd build/libiberty ; $(MAKE))
        (cd build/intl ; $(MAKE))
        (cd build/libcpp ; $(MAKE))
        (cd build/gcc ; $(MAKE) cc1obj$(EXE) xlimits.h)

patch: extract
        ln -sf `pwd`/source/ffi.c gcc-$(GCC_VERSION)/gcc
        printf "char *ffi_version = \42%s\42;\n" "$(NOW)" > gcc-$(GCC_VERSION)/gcc/ffi-version.h
        for f in source/gcc-$(GCC_VERSION)*.diff ; do \
          (cd gcc-$(GCC_VERSION)/gcc; patch -p0 <../../$$f); \
        done

package: compile
        mkdir bin
        cat source/$(PLATFORM)-gcc-$(GCC_VERSION)-h-to-ffi.sh source/h-to-ffi-common >  bin/h-to-ffi.sh
        chmod +x bin/h-to-ffi.sh
        mkdir ffigen
        cp -r -p gcc-$(GCC_VERSION)/gcc/ginclude ffigen
        mv ffigen/ginclude ffigen/include
        cp -p build/gcc/xlimits.h ffigen/include/limits.h
        cp -p gcc-$(GCC_VERSION)/gcc/gsyslimits.h ffigen/include/syslimits.h
ifeq ($(COPY_OBJC_HEADERS), YES)
        cp -r -p gcc-$(GCC_VERSION)/libobjc/objc ffigen/include
endif
        mkdir ffigen/bin
        cp -p build/gcc/cc1obj$(EXE) ffigen/bin/ffigen$(EXE)
        strip ffigen/bin/ffigen$(EXE)
        $(TAR) cfz ffigen-bin-$(PLATFORM)-gcc-$(GCC_VERSION)-$(NOW).tar.gz bin ffigen

clean:
        rm -rf gcc-$(GCC_VERSION) ffigen build bin ffigen*tar.gz INSTALL-FFIGEN-$(PLATFORM)-gcc-$(GCC_VERSION)*.txt

%.bz2:
        @echo
        @echo Obtain the file $@ from a GNU repository \(or gcc.gnu.org mirror\) and copy it to this directory.
        @echo
        @exit 2

extract: $(ARCHIVES) clean
        $(TAR) fxj gcc-core-$(GCC_VERSION).tar.bz2
        $(TAR) fxj gcc-objc-$(GCC_VERSION).tar.bz2