+# PHASE 1a: human-written inputs
+handwritten_java_sources := $(find src -name \*.java)
+handwritten_java_pp_sources := $(find src -name \*.java.pp)
+handwritten_mips_sources := $(find src -name \*.mips.c)
+handwritten_cc_sources := src/org/xwt/plat/$(platform).cc
+handwritten_c_sources := $(jpeg_c_sources:%.c=src/org/ijg/%.c)
+handwritten_xwar_sources := $(shell ls src/org/xwt/builtin/*.png src/org/xwt/builtin/*.xwt src/org/xwt/builtin/*.xwf)
+
+
+# PHASE 1b: upstream code
+jpeg_c_sources := jdapimin.c jdapistd.c jcomapi.c jcparam.c jdmaster.c jdinput.c jdmainct.c jdcoefct.c jdpostct.c jdmarker.c
+jpeg_c_sources += jdhuff.c jdphuff.c jddctmgr.c jidctint.c jidctfst.c jidctflt.c jidctred.c jdsample.c jdcolor.c jdmerge.c
+jpeg_c_sources += jquant1.c jquant2.c jerror.c jutils.c jmemnobs.c jmemmgr.c
+jpeg_sources := $(jpeg_c_sources:%.c=upstream/jpeg-6b/%.c)
+$(jpeg_sources):
+ make -C upstream .jpeg-6b
+
+freetype_sources := $(patsubst %,upstream/freetype-2.1.4/base/%,ftsystem.c ftmm.c ftbbox.c ftinit.c ftdebug.c ftbase.c ftglyph.c)
+freetype_sources += $(patsubst %,upstream/freetype-2.1.4/%,smooth/smooth.c autohint/autohint.c sfnt/sfnt.c truetype/truetype.c)
+$(freetype_sources): upstream/.freetype-2.1.4a
+ make -C upstream .freetype-2.1.4
+
+upstream/.jikes:
+ make -C upstream .jikes
+
+$(gcc_path)/bin/$(target)-gcj:
+ make -C upstream .gcc-$(target)
+
+
+# PHASE 2: ready-to-compile java files (either symlinked to phase 1a sources or else generated from them)
+java_sources := $(handwritten_java_sources:src/%.java=build/java/%.java)
+java_sources += $(handwritten_java_pp_sources:src/%.java.pp=build/java/%.java)
+java_sources += $(handwritten_mips_sources:src/%.mips.c=build/java/%.java)
+java_sources += build/java/org/xwt/Builtin.java
+build/java/%.java: src/%.java
+ cd `dirname $@`; \
+ A=`echo $@ | sed 's_[^/]*/_../_g'`; \
+ B=`dirname $$A`; \
+ C=$$B/$<; \
+ ln -s $$C
+
+
+# PHASE 3: class files
+class_files := $(java_sources:build/java/%.java=build/class/%.class)
+class_files += build/class/org/xwt/imp/Freetype.class
+build/%.class: build/java/%.java src/%.java upstream/.jikes mkdir_build
+ @$(shell cat upstream/.jikes) -classpath lib/libgcj-minimal.jar $< -d build/ 2>&1 | \