+#
+# The XWT Makefile
+#
+
+## Configurables ###########################################################################
+
+# inputs
+jikes_java_sources := $(shell find src -name *.java)
+gcj_java_sources := $(shell find src -name *.java -not -path src/org/xwt/plat/\*) src/org/xwt/plat/GCJ.java $(platform_java_sources)
+xwar_sources := $(ls src/org/xwt/builtin/*.png src/org/xwt/builtin/*.xwt src/org/xwt/builtin/*.xwf)
+cc_sources := src/org/xwt/plat/$(platform).cc
+
+# outputs
+jikes_java_objects := $(jikes_java_sources:src/%.java=bin/%.class)
+cc_objects := $(cc_sources:src/%.cc=bin-$(platform)/%-nat.o)
+gcj_java_objects := $(gcj_java_sources:src/%.java=bin-$(platform)/%.o)
+
+# tools
+gcc_path := $(shell pwd)/gcc
+gcc_flags := -O9 -ffast-math -fomit-frame-pointer -foptimize-sibling-calls -finline-functions -funroll-loops -g
+gcj_flags := -fCLASSPATH=bin
+gcj := $(gcc_path)/bin/$(target)-gcj $(gcj_flags) $(gcc_flags)
+gcc := $(gcc_path)/bin/$(target)-g++ $(gcc_flags)
+gcjh := $(gcc_path)/bin-$(target)-gcjh
+ar := $(gcc_path)/$(target)/bin/ar
+jikes := jikes -extdirs ${JAVA_HOME}/jre/lib -nowarn
+
+# platforms
+all_platforms := Win32 Linux Java
+
+
+## Platform-Neutral ###########################################################################
+
+.SILENT: $(jikes_java_objects) .headers $(gcj_java_objects) $(all_platforms) PalmOS bin/org/xwt/builtin.xwar
+
+compile: $(jikes_java_objects) bin/org/xwt/builtin.xwar
+
+all: $(all_platforms)
+
+$(jikes_java_objects): $(jikes_java_sources)
+ echo -ne " .java -> .class:\\r"
+ mkdir -p bin
+ $(jikes) -sourcepath src/ -classpath lib/libgcj-minimal.jar $(jikes_java_sources) -d bin/
+ echo " .java -> .class: done"
+
+bin/org/xwt/builtin.xwar: $(xwar_sources)
+ mkdir -p bin/org/xwt
+ cd src; fastjar cf ../bin/org/xwt/builtin.xwar $(xwar_sources:src/%=%)
+
+clean:
+ rm -rf bin-*
+ find . -name \*~ | xargs rm -f
+ find . -name \#\*\# | xargs rm -f
+
+
+## GCJ-Derived Platforms #######################################################################
+
+# if the user doesn't change gcc_path, and it's not built, then we'll try to build it
+$(shell pwd)/gcc/bin/$(target)-gcj:
+ cd gcc; make
+
+gcj: compile $(gcc_path)/bin/$(target)-gcj .headers link
+
+link: $(gcj_java_objects) $(cc_objects)
+ $(ar) r bin-$(platform)/org/xwt/plat/platform.ar bin-$(platform)/org/xwt/plat/*.o
+ $(gcj) --main=org.xwt.Main -o bin-$(platform)/$(target_bin) $^ $(platform_link) bin-$(platform)/org/xwt/plat/platform.ar
+
+.headers: $(jikes_java_objects)
+ cd bin; for A in `find * -name \*.class`; do \
+ echo -ne "\033[K\\r.class -> .h: $$A\\r"; \
+ $(gcjh) --classpath . `echo $$A | sed s_/_._g | sed s/.class$$//`; \
+ done
+ echo -e "\033[K\\r.class -> .h: done"
+ touch .headers
+
+# turn off optimization of Trap.java due to a compiler bug
+bin-$(platform)/org/xwt/Trap.o: gcj_flags := -O0 -g
+
+$(gcj_java_objects): bin-$(platform)/%.o: src/%.java $(jikes_java_objects)
+ echo -ne "\033[K\\r .java -> .o: $<\\r"
+ mkdir -p `dirname $@`
+ $(gcj) -c $< -o $@
+
+$(cc_objects): bin-$(platform)/%-nat.o: src/%.cc
+ echo -ne "\033[K\\r .cc -> .o: $$A\\r"
+ $(gcc) -Ibin -c $< -o $@
+
+bin-$(platform)/org/xwt/builtin.xwar: $(xwar_sources)
+ echo "bundling -> .xwar"
+ $(gcj) --resource org/xwt/builtin.xwar -c $< -o $@
+
+
+
+## Platforms ##############################################################################
+
+Linux:
+ echo -e "\\n=== Linux ========================================="
+ make gcj \
+ platform=Linux \
+ target=i686-pc-linux-gnu \
+ target_bin=xwt.linux \
+ platform_link="-L$(gcc-path)/lib -L/usr/X11R6/lib -lX11 -lXext --static" \
+ platform_java_sources="src/org/xwt/plat/POSIX.java src/org/xwt/plat/X11.java"
+
+Win32:
+ echo -e "\\n=== Win32 ========================================="
+ make gcj \
+ platform=Win32 \
+ target=i686-pc-mingw32 \
+ target_bin=xwt.exe \
+ platform_link="-Wl,--subsystem,windows -lcomdlg32" \
+ platform_java_sources=src/org/xwt/plat/Win32.java
+
+Java: compile
+
+PalmOS:
+ echo "PalmOS is not yet supported"
+ false
+