############################################################################# 
#
# The Ibex Makefile
#

#  auto directory creation with %/%: %?

ifeq ($(platform),)
# default
platform := Java2
endif

target_Darwin := powerpc-apple-darwin
target_Win32  := i686-pc-mingw32
target_Solaris := sparc-sun-solaris2.7
target_Linux := i686-pc-linux-gnu
target := $(target_$(platform))

all:         Java2 Linux Win32 Darwin Solaris

clean:      ; rm -rf build; rm build/class/org/ibex/util/Preprocessor.class
dist-clean:
	rm -rf .configure* .install* build .compile .build*
	find upstream -name config.cache -exec rm {} \;
	test -e upstream/org.ibex.nestedvm && make -C upstream/org.ibex.nestedvm clean
	rm .install_org.ibex.nestedvm

libwing_Linux := -Lupstream/install/i686-pc-linux-gnu/lib/
libwing_Linux +=   upstream/install/i686-pc-linux-gnu/lib/libWINGs.a
libwing_Linux +=   upstream/install/i686-pc-linux-gnu/lib/libwraster.a

libwing_Solaris := -Lupstream/install/sparc-sun-solaris2.7/lib/
libwing_Solaris +=   upstream/install/sparc-sun-solaris2.7/lib/libWINGs.a
libwing_Solaris +=   upstream/install/sparc-sun-solaris2.7/lib/libwraster.a

Java2:      build/Java2/ibex.jar
JVM:;       @make Java2
Linux:    ; @make gcj platform=Linux   link_flags="$(libwing_Linux) -lXpm -lX11 -lXext"
Solaris:  ; @make gcj platform=Solaris link_flags="$(libwing_Solaris) -lXpm -lX11 -lXext -lpthread"
Win32:    ; @make gcj platform=Win32   link_flags="-Wl,--subsystem,windows -lcomdlg32"
Darwin:   ; @make gcj platform=Darwin  link_flags="$(darwin_linker_flags)"

darwin_libdir       := upstream/install/powerpc-apple-darwin/lib
darwin_linker_flags := -Wl,-dylib_file,/usr/lib/libSystem.B.dylib:$(darwin_libdir)/libSystem.B.dylib
darwin_linker_flags += -Wl,-dylib_file,/usr/lib/system/libmathCommon.A.dylib:$(darwin_libdir)/libmathCommon.A.dylib
darwin_ogl_libdir   := /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries
darwin_linker_flags += -Wl,-dylib_file,$(darwin_ogl_libdir)/libGL.dylib:$(darwin_libdir)/libGL.dylib
darwin_linker_flags += -Wl,-dylib_file,$(darwin_ogl_libdir):$(darwin_libdir)/libGLU.dylib
darwin_linker_flags += -lSystem.B -lmathCommon.A -lGL -lGLU

target_bin_extension_$(platform) := $(shell echo $(platform) | tr A-Z a-z)
target_bin_extension_Win32       := exe
target_bin_extension_Java2       := jar
target_bin_extension             := $(target_bin_extension_$(platform))
target_bin                       := ibex.$(target_bin_extension)

gcc_optimizations  := -Os
#gcc_optimizations  := -O9 -ffast-math -fomit-frame-pointer -foptimize-sibling-calls
#gcc_optimizations  += -finline-functions -funroll-loops -ffunction-sections -fdata-sections
gcc_flags          := -nostdinc $(gcc_optimizations) -Ibuild/h -Iupstream/jpeg-6b/src -Iupstream/jpeg-6b/build-$(target) -g
gcc_flags          += -Iupstream/install/lib/gcc-lib/$(target)/3.3/include -Iupstream/install/$(target)/include
gcc_flags          += -ffunction-sections -fdata-sections -fno-omit-frame-pointer
gcj                := upstream/install/bin/$(target)-gcj $(gcc_flags) -fCLASSPATH=build/java
gcj                += -fassume-compiled -fmerge-all-constants -finhibit-reflection
gcj                += -foptimize-static-class-initialization -feliminate-dwarf2-dups -w
gcjh               := $(shell pwd)/upstream/install/bin/$(shell test -e upstream/install/bin/$(target)-gcjh && echo $(target)-)gcjh
g++                := upstream/install/bin/$(target)-gcj $(gcc_flags) -Iupstream/install/include -Wno-multichar
gcc                := upstream/install/bin/$(target)-gcc $(gcc_flags)
nm                 := upstream/install/$(target)/bin/nm
jar                := $(shell ((type fastjar &>/dev/null) && echo fastjar) || echo jar)
ifeq ($(platform),Java2)
javac   := javac -classpath upstream/bcel-5.1/src/bcel-5.1.jar   -d build/class/ -sourcepath build/java/
else
javac   := $(gcj) -fCLASSPATH=upstream/bcel-5.1/src/bcel-5.1.jar -d build/class/          -Ibuild/java -Iupstream/gnu.regexp-1.1.4/src/src -C
endif

gcj: .install_gcc-3.3_$(target)
	@make build/$(platform)/$(target_bin) link_flags="$(link_flags)" platform=$(platform)

include Makefile.upstream

# find the superclasses of a platform class
#superclass_%:
#	@if [ "$*" = "org.ibex.plat.Darwin" ]; then echo org.ibex.plat.OpenGL; fi
#	@echo $*
#	@grep -s extends src/$(subst .,/,$*).java | sed s_.\*extends\ __ | head -n 1 | sed s_\ .\*__ |\
#		xargs --replace make -s superclass_org.ibex.plat.{}

plat_classes_Platform := org.ibex.plat.Platform
plat_classes_AWT      := org.ibex.plat.AWT $(plat_classes_Platform)
plat_classes_Java2    := org.ibex.plat.Java2 org.ibex.plat.JVM $(plat_classes_AWT)
plat_classes_GCJ      := org.ibex.plat.GCJ $(plat_classes_Platform)
plat_classes_Win32    := org.ibex.plat.Win32 $(plat_classes_GCJ)
plat_classes_POSIX    := org.ibex.plat.POSIX $(plat_classes_GCJ)
plat_classes_X11      := org.ibex.plat.X11 $(plat_classes_POSIX)
plat_classes_Linux    := org.ibex.plat.Linux $(plat_classes_X11)
plat_classes_Solaris  := org.ibex.plat.Solaris $(plat_classes_X11)
plat_classes_Darwin   := org.ibex.plat.Darwin org.ibex.plat.OpenGL $(plat_classes_POSIX)

plat_java_src_sources     := $(patsubst %,build/java/%.java,$(subst .,/,$(plat_classes_$(platform))))
java_src_sources          := $(shell find src -name '*.java' | grep -v Preprocessor | grep -v /plat/)
java_src_sources          += $(plat_java_src_sources)
java_sources              := $(patsubst src/%.java,     build/java/%.java, $(java_src_sources))

# FIXME ugly
java_sources              += build/java/org/xwt/mips/util/SeekableByteArray.java
java_sources              += build/java/org/xwt/mips/util/SeekableData.java
java_sources              += build/java/org/xwt/mips/util/SeekableFile.java
java_sources              += build/java/org/xwt/mips/util/SeekableInputStream.java
java_sources              += build/java/org/xwt/mips/Registers.java
java_sources              += build/java/org/xwt/mips/Runtime.java
java_sources              += build/java/org/xwt/mips/UsermodeConstants.java

java_classes              := $(java_sources:build/java/%.java=build/class/%.class)
java_classes              += build/class/gnu/regexp/CharUnit.class build/class/gnu/regexp/IntPair.class

.PRECIOUS: $(java_classes) $(java_sources) *.java

### Java Source Files ##############################################################################

build/cc/%.cc:     src/%.c    ; @echo linking $@; mkdir -p $(@D); ln -fs `echo $(@D)/ | sed 's_[^/]*//*_../_g'`/$< $@
build/res/%:       src/%      ; @echo linking $@; mkdir -p $(@D); ln -fs `echo $(@D)/ | sed 's_[^/]*//*_../_g'`/$< $@

build/java/org/ibex/%.java: src/org/ibex/%.java build/class/org/ibex/util/Preprocessor.class
	@echo -e "\033[1mpreprocessing      .java -> .java:  $<\033[0m"
	@mkdir -p `dirname $@`; java -cp build/class:upstream/gnu.regexp-1.1.4/src/src org.ibex.util.Preprocessor < $< > $@

upstream/org.ibex.crypto/%.java:;   @make -s .download_org.ibex.crypto   &>/dev/null
upstream/org.ibex.nestedvm/%.java:; @make -s .download_org.ibex.nestedvm &>/dev/null
link_upstream =  build/java/$(1): $(2)/$(1);
link_upstream += @echo -e "\033[1mlinking            .java -> .java:  $$< -> $$@\033[0m";
link_upstream += mkdir -p $$(@D);
link_upstream += ln -fs `echo $$(@D)/ | sed 's_[^/]*//*_../_g'`/$$< $$@
$(call link_upstream,org/xwt/mips/%.java,upstream/org.ibex.nestedvm/src,.download_org.ibex.nestedvm)
$(call link_upstream,org/ibex/crypto/%.java,upstream/org.ibex.crypto/src,.download_org.ibex.crypto)
$(call link_upstream,org/ibex/net/ssl/%.java,upstream/org.ibex.crypto/src,.download_org.ibex.crypto)
$(call link_upstream,org/ibex/net/SSL.java,upstream/org.ibex.crypto/src,.download_org.ibex.crypto)
$(call link_upstream,gnu/regexp/%.java,upstream/gnu.regexp-1.1.4/src/src)
$(call link_upstream,%.java,src)
$(call link_upstream,%.cc,src)


### Java Class Files ##############################################################################

compile: .compile
.compile: .download_org.ibex.nestedvm .download_bcel-5.1 $(java_sources) $(java_classes); touch $@

build/class/org/ibex/util/Preprocessor.class: src/org/ibex/util/Preprocessor.java src/org/ibex/util/Vec.java .download_gnu.regexp-1.1.4
	@echo -e "\n\033[1mcompiling          .java -> .class: $<\033[0m"
	@mkdir -p build/class/org/ibex/util build/class/gnu/regexp build/java build/class
	$(javac) src/org/ibex/util/Preprocessor.java src/org/ibex/util/Vec.java upstream/gnu.regexp-1.1.4/src/src/gnu/regexp/*.java

build/class/org/ibex/util/MIPSApps.class: build/mips/mipsapps.mips .install_org.ibex.nestedvm 
	@mkdir -p build/java/org/ibex/util
	@echo -e "\n\033[1mtranslating        .mips -> .class:  $<\033[0m"
	java -cp upstream/org.ibex.nestedvm/build:upstream/org.ibex.nestedvm/upstream/build/bcel-5.1/bcel-5.1.jar \
		org.xwt.mips.Compiler org.ibex.util.MIPSApps $< -outfile $@

$(java_classes): build/class/org/ibex/util/Preprocessor.class $(java_sources)
	@echo -e "\n\033[1mcompiling          .java -> .class: $<\033[0m"
	@mkdir -p build/java build/class
	$(javac) $(java_sources) -d build/class

build/Java2/ibex.jar: .compile build/res/builtin.jar build/class/org/ibex/util/MIPSApps.class
	@echo -e "\n\033[1marchiving         .class -> .jar:   build/Java2/ibex.jar\033[0m"
	mkdir -p build/Java2
	echo -e "Manifest-Version: 1.0\nMain-Class: org.ibex.core.Main\n" > build/Java2/.manifest
	cd build/class/org/ibex; ln -sf ../../../res/builtin.jar
	cd build/class; $(jar) cfm ../Java2/ibex.jar ../Java2/.manifest `find . -name \*.class -or -name \*.jar`


### Headers ##################################################################################

java_headers          := $(java_sources:build/java/%.java=build/h/%.h) 
build/h/%.h: build/class/%.class .compile
	@echo -e "\n\033[1mextracting        .class -> .h:     $<\033[0m"
	mkdir -p `dirname $@`
	ls `echo $< | sed s/.class\$$//`*.class |\
		 sed s_build/class/__ | sed s/.class\$$//g | sed s_/_._g | (cd build/class; xargs $(gcjh) -d ../h --classpath .)


### Native Code ##############################################################################

# a hack since we've disabled gcj's awt implementation
build/$(platform)/org/ibex/plat/Linux.cc.o: .install_WindowMaker-0.80.2_$(target) 
build/$(platform)/org/ibex/plat/Solaris.cc.o: .install_WindowMaker-0.80.2_$(target) 

libjava_dir := $(shell pwd)/upstream/gcc-3.3/build-$(target)/$(target)/libjava
nat_libjava_files_ := boehm.o exception.o posix-threads.o posix.o prims.o resolve.o java/net/natInetAddress.o
nat_libjava_files_ += java/net/natPlainSocketImpl.o java/util/zip/nat*.o gnu/gcj/runtime/natFirstThread.o
nat_libjava_files_ += gnu/gcj/runtime/natNameFinder.o gnu/gcj/runtime/natStackTrace.o gnu/gcj/runtime/natSharedLibLoader.o
nat_libjava_files_ += gnu/gcj/runtime/natStringBuffer.o gnu/gcj/runtime/natVMClassLoader.o gnu/gcj/runtime/natFinalizerThread.o
nat_libjava_files_ += $(shell cd $(libjava_dir) 2>/dev/null; find java/lang -name \*.o -not -name '*[A-Z]*' 2>/dev/null)
nat_libjava_files_ += $(shell cd $(libjava_dir) 2>/dev/null; find java/lang -name nat\*.o 2>/dev/null)
nat_libjava_files := $(nat_libjava_files_:%=$(libjava_dir)/%)
nat_libjava_files += $(libjava_dir)/java/io/natFile.o $(libjava_dir)/java/io/natFileDescriptor.o

build/$(platform)/org/ibex/plat/$(platform).cc.o: src/org/ibex/plat/$(platform).cc src/org/ibex/plat/*.cc .configure_jpeg-6b_$(target)
	@make $(java_headers)
	@echo -e "\n\033[1mcompiling            .cc -> .o:     $<\033[0m"
	mkdir -p `dirname $@`
	$(g++) -Iupstream/gcc-3.3/build-$(target)/$(target)/libjava -c $< -o $@


bcel_jar := upstream/bcel-5.1/src/bcel-5.1.jar
build/$(platform)/ibex.pruned.jar: .compile $(java_classes) .install_jpeg-6b_$(target) build/$(platform)/builtin.o build/$(platform)/org/ibex/plat/$(platform).cc.o
	@echo -e "\n\033[1mpruning              .jar -> .jar\033[0m"
	cp upstream/install/share/java/libgcj-3.3.jar build/$(platform)/ibex.jar
	cd build/class; jar uf ../$(platform)/ibex.jar $(java_classes:build/class/%.class=%*.class)
	(nm $(nat_libjava_files) build/$(platform)/org/ibex/plat/$(platform).cc.o; echo org.ibex.plat.$(platform).main) |\
		grep _ZN | c++filt --format java | grep " U " | sed 's_ * U __' | sed 's_(.*__' \
		| java -cp $(bcel_jar):build/class org.ibex.util.NanoGoat build/$(platform)/ibex.jar | tee nanogoat.log
	mkdir tmp; cd tmp; fastjar xvf ../build/$(platform)/ibex.jar.pruned; rm gnu/gcj/runtime/FirstThread*; cp ../build/class/org/ibex/plat/GCJ* org/ibex/plat/; cp -r ../build/class/org/xwt/mips/* org/xwt/mips/; mkdir -p $(shell pwd)/build/$(platform)/java/lang; mv java/lang/Class.class $(shell pwd)/build/$(platform)/java/lang; fastjar cvf ../build/$(platform)/ibex.jar.pruned .; cd ..; rm -rf tmp
	mv build/$(platform)/ibex.jar.pruned $@

ifeq ($(platform),Win32)
filedes := $(shell pwd)/upstream/gcc-3.3/src/libjava/java/io/natFileWin32.cc
filedes += $(shell pwd)/upstream/gcc-3.3/src/libjava/java/io/natFileDescriptorWin32.cc
else
filedes := $(shell pwd)/upstream/gcc-3.3/src/libjava/java/io/natFilePosix.cc
filedes += $(shell pwd)/upstream/gcc-3.3/src/libjava/java/io/natFileDescriptorPosix.cc
endif

ifneq ($(target_bin_extension),jar)
build/$(platform)/$(target_bin): build/$(platform)/ibex.pruned.jar src/org/ibex/plat/*.cc build/$(platform)/builtin.o $(java_headers)

	@echo -e "\n\033[1mlinking              .jar -> $(target_bin).phat\033[0m"
# -Os
	cd build/$(platform); $(shell pwd)/upstream/install/bin/$(target)-gcj        \
		-fCLASSPATH=$(shell pwd)/upstream/install/share/java/libgcj-3.3.jar  \
		-finhibit-reflection                                                 \
		-fno-store-check                                                     \
		-c java/lang/Class.class
	cd upstream/gcc-3.3/src/libjava/java/lang;\
		ln -sf ../../../../build-$(target)/$(target)/libjava/java/lang/natConcreteProcess.cc
# we need -fno-store-check since we can't dynamically resolve references to array classes
	PATH=upstream/install/bin:$$PATH upstream/install/bin/$(target)-gcj              \
		-Wl,-O2,--relax,--gc-sections,--noinhibit-exec,--no-whole-archive        \
		--main=org.ibex.plat.$(platform)                                         \
		-Dfile.encoding=UTF8                                                     \
		-DPREFIX=\"\"                                                            \
		-Lupstream/install/$(target)/lib -Lupstream/install/lib                  \
		-finhibit-reflection                                                     \
		-fno-store-check                                                         \
		-w -g                                                                    \
		-Iupstream/jpeg-6b/build-$(target)/                                      \
		-Iupstream/jpeg-6b/src                                                   \
		-Ibuild/h                                                                \
		-Iupstream/gcc-3.3/src/gcc \
		-Iupstream/gcc-3.3/build-i686-pc-linux-gnu/i686-pc-linux-gnu/boehm-gc/    \
		-Iupstream/gcc-3.3/build-i686-pc-linux-gnu/i686-pc-linux-gnu/boehm-gc/include    \
		-Iupstream/gcc-3.3/src/boehm-gc                                           \
		-Iupstream/gcc-3.3/src/boehm-gc/include                                       \
		-Iupstream/gcc-3.3/build-i686-pc-linux-gnu/i686-pc-linux-gnu/libjava/    \
		-Iupstream/gcc-3.3/build-i686-pc-linux-gnu/i686-pc-linux-gnu/libjava/include    \
		-Iupstream/gcc-3.3/src/libjava                                           \
		-Iupstream/gcc-3.3/src/libjava/include                                       \
		-Ufile \
		build/$(platform)/ibex.pruned.jar                                        \
		src/org/ibex/plat/$(platform).cc                                         \
		$(nat_libjava_files_:%.o=$(shell pwd)/upstream/gcc-3.3/src/libjava/%.c*) \
		$(filedes) \
		build/$(platform)/builtin.o                                              \
		upstream/jpeg-6b/build-$(target)/libjpeg.a                               \
		$(link_flags)                                                            \
		$(libjava_dir)/../boehm-gc/.libs/libgcjgc.a                              \
		build/$(platform)/Class.o                                                \
		$(libjava_dir)/gnu/gcj/runtime/FirstThread.o \
		-lz -o $@.phat
	@echo; ls -l $@.phat

	@echo -e "\n\033[1mstripping              $(target_bin).phat -> $(target_bin)\033[0m"
	strip $@.phat -o $@
	@echo; ls -l $@.phat

	@echo -e "\n\033[1mcompressing              $(target_bin) -> $(target_bin)\033[0m"
	upx-ucl-beta $@
	@echo; ls -l $@.phat
endif

### Builtin Resources ##############################################################################

builtin_src := $(shell find src/org/ibex/core/builtin -name '*.*' \! -name '*.xcf')
build/res/fonts/vera: .download_vera-1.10
	mkdir -p build/res/fonts/vera
	cd build/res/fonts/vera; ln -fs ../../../../upstream/vera-1.10/ttf-bitstream-vera-1.10/Vera.ttf
	cd build/res/fonts/vera; ln -fs ../../../../upstream/vera-1.10/ttf-bitstream-vera-1.10/VeraMono.ttf
	cd build/res/fonts/vera; ln -fs ../../../../upstream/vera-1.10/ttf-bitstream-vera-1.10/VeraSe.ttf
build/res/builtin.jar: $(builtin_src:src/%=build/res/%) build/res/fonts/vera
	@echo -e "\n\033[1mzipping            res/* -> .jar: builtin.jar\033[0m"
	cd build/res; $(jar) cf builtin.jar org/ibex/core/builtin/scar.png fonts
build/$(platform)/builtin.o: build/res/builtin.jar
	@echo -e "\n\033[1mwrapping            .jar -> .o: resources.o\033[0m"
	@mkdir -p $(@D)
	@(echo "unsigned int builtin_length = ";                                \
		(wc -c build/res/builtin.jar | sed "s_build.*__");              \
		echo \;;                                                        \
		echo "unsigned char builtin_bytes[] = {";                       \
		hexdump -ve '"0x" 1/1 "%x,\n"' build/res/builtin.jar;           \
		echo "};") > .builtin.c
	$(gcc) -c .builtin.c -o build/$(platform)/builtin.o

build/mips/%.c.o: src/%.c .download_libmspack-20030726 .install_org.ibex.nestedvm
	make .install_freetype-2.1.4_mips-unknown-elf target=mips-unknown-elf
	make .install_libmspack-20030726_mips-unknown-elf target=mips-unknown-elf
	mkdir -p $(@D)
	echo -e "\n\033[1mcompiling $< -> $@ (mips)\033[0m"
	upstream/install/bin/mips-unknown-elf-gcc -march=r3000 \
		-Iupstream/freetype-2.1.4/src/include  \
		-Iupstream/libmspack-20030726/src/mspack \
		-c -o $@ $<

build/mips/mipsapps.mips: build/mips/org/ibex/graphics/Freetype.c.o build/mips/org/ibex/util/MSPack.c.o
	make .install_freetype-2.1.4_mips-unknown-elf target=mips-unknown-elf
	make .install_libmspack-20030726_mips-unknown-elf target=mips-unknown-elf
	@echo -e "\n\033[1mlinking               .o -> .mips:  $@\033[0m"
	mkdir -p build/mips build/res
	upstream/install/bin/mips-unknown-elf-gcc \
		--static \
		-march=mips1 \
		-T upstream/nestedvm/src/org/xwt/mips/linker.ld \
		-L upstream/nestedvm/build/org/xwt/mips/ \
		-L upstream/freetype-2.1.4/src/objs \
		-L upstream/libmspack-20030726/build-mips-unknown-elf/ \
		-o $@ \
		$^ \
		-lfreetype \
		-lmspack   \
		-Wl,--gc-sections


### Maintainer ######################################################################################

current_build         := $(shell cat next.build)
strip_$(platform)     := upstream/install/$(target)/bin/strip build/$(platform)/$(target_bin) -o 
strip_Java2             := cp build/$(platform)/$(target_bin)
install-dist:;     $(strip_$(platform)) /var/www/org/xwt/dist/master/ibex-$(current_build).$(target_bin_extension).unsigned
dist: compile
	(echo -n 0000; (echo "10k16o16i"; cat next.build | tr a-z A-Z; echo "1+f") | dc) | tail --bytes=5 > next.build-
	mv next.build- next.build
	echo -n "Next build will be "; cat next.build
	nice -n 19 make all
	make install-dist platform=Win32
	make install-dist platform=Linux
	make install-dist platform=Solaris
	make install-dist platform=Darwin
	make install-dist platform=Java2
	echo -e "\n\n\n*** DONE ******************************************"

propose-patch:
	@darcs send --edit-description -o .darcspatch -T patches@xwt.org http://core.ibex.org/
	@(echo "To: patches@xwt.org";\
	 SUB=`grep -A10000 New.patches .darcspatch | grep '^\\[' | cut -b 2- | tr \\\n , | sed s_,_,\ _g | sed "s_, *\\$$__"`;\
	 echo "Subject: $$SUB";\
	 echo;\
	 cat .darcspatch) | /usr/sbin/sendmail -bm -f $(USER)@xwt.org patches@xwt.org;
	@rm .darcspatch 

commit: propose-patch
	darcs push --and-apply xwt@xwt.org:/var/www/org/ibex/core/

doc/%.pdf: build/class/org/ibex/util/XML.class build/class/org/ibex/util/Doc.class doc/%.xml
	cd $(@D); java -cp ../../build/class org.ibex.util.Doc slides < `basename $*`.xml > `basename $*`.tex
	cd $(@D); pdflatex `basename $*`.tex
	open doc/$*.pdf