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

#  auto directory creation with %/%: %?

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:         JVM Linux Win32 Darwin Solaris

clean:      ; rm -rf build
dist-clean:
	rm -rf .jikes .configure* .install* build .compile .build*
	find upstream -name config.cache -exec rm {} \;
	test -e upstream/mips && make -C upstream/mips clean

#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

JVM:        build/JVM/ibex.jar
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

# stupid broke-ass darwin linker...
darwin_linker_flags += build/Darwin/org/ibex/plat/OpenGL.java.o build/Darwin/org/ibex/plat/POSIX.java.o

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

jikes_flags        := -nowarn
gcc_optimizations  := -O2
#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)
gcc_flags          += -Iupstream/install/lib/gcc-lib/$(target)/3.3/include -Iupstream/install/$(target)/include
gcj                := upstream/install/bin/$(target)-gcj $(gcc_flags) -fCLASSPATH=build/java
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)
jar                := $(shell ((type fastjar &>/dev/null) && echo fastjar) || echo jar)

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

include Makefile.upstream

java_sources              := $(patsubst src/%.java,     build/java/%.java, $(shell find src -name '*.java' | grep -v Preprocessor | grep -v plat/AWT | grep -v plat/Java2))
java_sources              += build/java/org/xwt/mips/Errno.java
java_sources              += build/java/org/xwt/mips/Unistd.java
java_sources              += build/java/org/xwt/mips/Syscalls.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/UnixRuntime.java
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

build/java/org/xwt/mips/util/%:
	@test -e .install_mips2java || make .install_mips2java
	@echo linking $@
	@mkdir -p $(@D)
	@cd $(@D); ln -sf ../../../../../../upstream/mips/org/xwt/mips/util/$*

build/java/org/xwt/mips/%:
	@test -e .install_mips2java || make .install_mips2java
	@echo linking $@
	@mkdir -p $(@D)
	@test -e upstream/mips/build/org/xwt/mips/$* && (cd $(@D); \
		ln -sf ../../../../../upstream/mips/build/org/xwt/mips/$*); true
	@test -e upstream/mips/org/xwt/mips/$* && (cd $(@D); \
		ln -sf ../../../../../upstream/mips/org/xwt/mips/$*); true


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

build/class/org/ibex/translators/MIPSApps.class: build/mips/mipsapps.mips .jikes
	mkdir -p build/java/org/ibex/translators
	@echo -e "\n\033[1mtranslating        .mips -> .java:  $<\033[0m"
	(echo -e 'package org.ibex.translators;\n';                           \
	 java -Xint -cp upstream/mips/build org.xwt.mips.Compiler MIPSApps build/mips/mipsapps.mips) \
	 | sed 's,//.*$$,,;'| tr -d '\n' > build/java/org/ibex/translators/MIPSApps.java
	@echo -e "\n\033[1mcompiling          .java -> .class: $<\033[0m"
	./.jikes -g:none build/java/org/ibex/translators/MIPSApps.java

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

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

gnu_regexp_jfiles  := $(patsubst src/%.java, build/java/%.java, $(shell find src/gnu/regexp -name \*.java))
gnu_regexp  := $(patsubst src/%.java, build/class/%.class, $(shell find src/gnu/regexp -name \*.java))

build/class/gnu/regexp/%.class: build/java/gnu/regexp/%.java $(gnu_regexp_jfiles) .jikes
	@echo -e "\n\033[1mcompiling          .java -> .class: $<\033[0m"
	mkdir -p build/class/org/ibex/util/
	./.jikes $<

build/class/org/ibex/util/Preprocessor.class: src/org/ibex/util/Preprocessor.java $(gnu_regexp) .jikes
	@echo -e "\n\033[1mcompiling          .java -> .class: $<\033[0m"
	mkdir -p build/class/org/ibex/util/
	./.jikes src/org/ibex/util/Vec.java
	./.jikes $<

build/class/%.class: build/java/%.java $(java_sources) .jikes
	@echo -e "\n\033[1mcompiling          .java -> .class: $<\033[0m"
	mkdir -p $(@D)
	./.jikes $<

oldcompile:; CLASSPATH=$$CLASSPATH:lib/libgcj-minimal.jar:upstream/mips/build javac -target 1.1 -source 1.2 -d build/class `find build/java/ -name \*.java`

compile: .jikes .install_mips2java
	@make -s $(java_sources:build/java/%.java=build/class/%.class)
.compile: compile

.compile: $(java_sources) .jikes .install_mips2java
	@echo -e "\n\033[1mcompiling          .java -> .class: src/**/*.java\033[0m"
	@rm -f $(java_sources:build/java/%.java=build/class/%.class)
	mkdir -p build/class
	cd build/java; for A in `find . -name \*.java`; do mkdir -p ../class/`dirname $$A`; done
	@./.jikes $(java_sources)
	touch .compile

build/JVM/ibex.jar: .compile build/res/builtin.jar build/class/org/ibex/translators/MIPSApps.class
	@echo -e "\n\033[1marchiving         .class -> .jar:   build/JVM/ibex.jar\033[0m"
	mkdir -p build/JVM
	echo -e "Manifest-Version: 1.0\nMain-Class: org.ibex.Main\n" > build/JVM/.manifest
	cd build/class/org/ibex; ln -sf ../../../res/builtin.jar
	cd build/class; $(jar) cfm ../JVM/ibex.jar ../JVM/.manifest \
		`find . \! -type d` \
		$(patsubst %,../../upstream/mips/build/org/xwt/mips/%*.class, Runtime Registers Syscalls Errno)


### GCJH Headers ##############################################################################

java_headers          := $(java_sources:build/java/%.java=build/h/%.h) 
build/h/edu/stanford/ejalbert/BrowserLauncher.h:; mkdir -p $(@D); touch $@
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/Java2.java.o: ; touch .empty.c; mkdir -p $(@D); $(gcc) -c .empty.c -o $@;
build/$(platform)/org/ibex/plat/AWT.java.o:   ; touch .empty.c; mkdir -p $(@D); $(gcc) -c .empty.c -o $@;

build/$(platform)/%.java.o: build/class/%.class
	@echo -e "\n\033[1mcompiling          .java -> .o:     $<\033[0m"
	mkdir -p `dirname $@`
	$(gcj) -fCLASSPATH=build/pruned -c $< -o $@

# FIXME detect subclasses of X11
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) 

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++) -c $< -o $@

nonplat_java_sources := $(filter-out build/java/org/ibex/plat/$(platform).java,$(java_sources))
build/$(platform)/$(platform).ar: $(nonplat_java_sources:build/java/%.java=build/$(platform)/%.java.o)
	@echo -e "\n\033[1marchiving             .o -> .a\033[0m"
	mkdir -p build/$(platform)
	rm -f $@
	upstream/install/$(target)/bin/ar rc $@ $^
	upstream/install/$(target)/bin/ranlib $@

upstream/jpeg-6b/build-$(target)/libjpeg.a: .install_jpeg-6b_$(target)

# note: binaries appear in a different order in the dependency line vs the link line
build/$(platform)/$(target_bin): upstream/jpeg-6b/build-$(target)/libjpeg.a 
	@echo -e "\n\033[1mlinking               .o -> $(target_bin)\033[0m"

	rm -rf build/$(platform)/*
	make build/$(platform)/org/ibex/plat/$(platform).cc.o
	make build/$(platform)/builtin.o

	cd upstream/gcc-3.3/build-$(target)/$(target)/libjava;           \
			(find . -name nat\*.o | grep -v JIS;              \
			echo boehm.o;\
			echo defineclass.o;\
			echo exception.o;\
			echo posix-threads.o;\
			echo posix.o;\
			echo prims.o;\
			echo jni.o;\
			echo resolve.o;\
			echo libltdl/ltdl.o;\
			find java gnu -name \*.o -not -name '*[A-Z]*';         \
			) > $(shell pwd)/.natbins


	cd upstream/gcc-3.3/build-$(target)/$(target)/libjava;\
	(cat $(shell pwd)/.natbins; echo $(shell pwd)/build/$(platform)/org/ibex/plat/$(platform).cc.o) |\
		grep -v shs | grep -v SHS |xargs nm |\
		grep _ZN | c++filt --format java | grep " U " | sed 's_\.class\$$_.class_' | sed 's_ * U __' | sed 's_(.*__' \
		> $(shell pwd)/.natcalls

	rm -rf build/pruned; mkdir -p build/pruned
	javac -classpath lib/bcel-5.1.jar:build/class -d build/class src/org/ibex/util/BytecodePruner.java
	rm -f build/$(platform)/ibex.jar
	cd build/class; \
		fastjar cf ../$(platform)/ibex.jar \
			`find . -name \*.class | grep -v ibex/plat/` \
			org/ibex/plat/$(platform)*.class \
			org/ibex/plat/X11*.class \
			org/ibex/plat/GCJ*.class \
			org/ibex/plat/POSIX*.class
	java -cp lib/bcel-5.1.jar:build/class org.ibex.util.BytecodePruner \
		build/$(platform)/ibex.jar:upstream/install/share/java/libgcj-3.3.jar \
		-o build/pruned \
		`cat .natcalls`

	rm build/pruned/org/ibex/plat/GCJ*.class
	cp build/java/org/ibex/plat/GCJ.java build/pruned/org/ibex/plat/

	rm -rf build/Linux/java
	rm -rf build/Linux/gnu/gcj
	rm -rf build/Linux/gnu/java
	rm -rf build/Linux/gnu/classpath

	cp upstream/gcc-3.3/build-$(target)/$(target)/libjava/java/lang/Object.class build/pruned/java/lang/

#				-fnew-ra \
#				-ffunction-sections \
#				-fdata-sections \
#				-fomit-frame-pointer \
#				-fno-force-mem \
#				-fno-force-addr \
#				-fbranch-probabilities \
#				-fno-schedule-insns \
#				-fno-optimize-sibling-calls \
#				-fno-if-conversion \
#				-fno-thread-jumps \
#				-foptimize-static-class-initialization \
#				-fno-store-check \
#				-fno-bounds-check \
#				-fmerge-all-constants \
#				-fno-inline-functions \
#				-finline-limit=1 \

	cd build/pruned;                                                  \
		for A in `find . -name \*.class -or -name \*.java`; do    \
			echo compiling $$A....;                           \
			../../upstream/install/bin/$(target)-gcj          \
				-w -c -Os \
				-fCLASSPATH=../../build/$(platform)/ibex.jar \
				$$A &&                     \
				(mkdir -p ../../build/$(platform)/`dirname $$A`; mv *.o ../../build/$(platform)/`dirname $$A`); \
		done

#	rm -rf build/Linux/java/security build/Linux/gnu/java/security build/Linux/java/util/jar build/Linux/java/io/Object*
#	rm -rf build/pruned/java/security build/pruned/gnu/java/security build/pruned/java/util/jar build/pruned/java/io/Object*

	rm -f build/$(platform)/ibex.a

	cd upstream/gcc-3.3/build-$(target)/$(target)/libjava;           \
		$(shell pwd)/upstream/install/$(target)/bin/ar cq        \
			$(shell pwd)/build/$(platform)/ibex.a            \
			`find $(shell pwd)/build/$(platform) -name \*.o` \
			`cat $(shell pwd)/.natbins`
# --relax,-O2,--no-whole-archive,
	PATH=upstream/install/bin:$$PATH upstream/install/bin/$(target)-gcj          \
		-Wl,--no-gc-sections,--noinhibit-exec,-rpath,upstream/install/$(target)/lib     \
		-Wl,-nostdlib,--eh-frame-hdr,-m,elf_i386,-dynamic-linker,/lib/ld-linux.so.2 \
		--main=org.ibex.plat.$(platform)                                     \
		-Lupstream/install/$(target)/lib                                     \
		-Lupstream/install/lib                                               \
		-Os -w                                                               \
		build/$(platform)/ibex.a                                             \
		upstream/jpeg-6b/build-$(target)/libjpeg.a                           \
		$(link_flags)                                                        \
		upstream/gcc-3.3/build-$(target)/$(target)/boehm-gc/.libs/libgcjgc.a \
		-lz -ldl -lgcc -lm -lpthread -ldl -lgcc -lc -lgcc \
		upstream/install/bin/../lib/gcc-lib/i686-pc-linux-gnu/3.3/crtend.o \
		upstream/install/bin/../lib/gcc-lib/i686-pc-linux-gnu/3.3/../../../../i686-pc-linux-gnu/lib/crtn.o \
		-o $@
#	strip build/Linux/ibex.linux
#	ls -l build/Linux/ibex.linux
#	upx-ucl-beta --best build/Linux/ibex.linux
#	ls -l build/Linux/ibex.linux


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

builtin_src := $(shell find src/org/ibex/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/builtin/scar.png
#	cd build/res; $(jar) cf builtin.jar $(^:build/res/%=%)
build/$(platform)/builtin.o: build/res/builtin.jar
	@echo -e "\n\033[1mwrapping            .jar -> .o: resources.o\033[0m"
	@(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
	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/translators/Freetype.c.o build/mips/org/ibex/translators/MSPack.c.o build/mips/org/ibex/translators/main.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/mips/org/xwt/mips/linker.ld \
		-L upstream/mips/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)/$(target_bin) -o 
strip_JVM       := cp build/$(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=JVM
	echo -e "\n\n\n*** DONE ******************************************"

propose-patch:
	@darcs push --and-apply --edit-description -o .darcspatch -T patches@xwt.org http://darcs.ibex.org/ibex/
	@(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