# http://code.google.com/p/jing-trang/source/browse/tags/V20030227/Makefile.gcj
# http://www.linuxdevcenter.com/pub/a/linux/2002/02/14/makefiles.html

program := HTML2XML

# source directories
htmlparser_src  := htmlparser/src
htmlparser_test := htmlparser/test-src

# java sources
htmlparser_sources := $(shell find $(htmlparser_src) -name '*.java' | \
  grep -v 'xom')

# dependencies
chardet := dependencies/mozilla/intl/chardet/java/dist/lib/chardet.jar
icu4j   := dependencies/icu4j-4_0.jar
dependencies:= $(chardet) $(icu4j)
classpath   := $(chardet):$(icu4j)

# output directory
build_dir = gcj/build

# link main program
$(build_dir)/$(program): \
  $(build_dir)/htmlparser.o \
  $(build_dir)/icu4j.o \
  $(build_dir)/chardet.o \
  $(build_dir)/$(program).o
	gcj --main=nu.validator.htmlparser.tools.$(program) \
	    --classpath=$(classpath) -o $@ $^

# compile main program
$(build_dir)/$(program).o: \
  htmlparser/test-src/nu/validator/htmlparser/test/SystemErrErrorHandler.java \
  htmlparser/test-src/nu/validator/htmlparser/tools/$(program).java
	@test -d $(dir $@) || mkdir -p $(dir $@)
	gcj -c -I$(htmlparser_src) -I$(htmlparser_test) \
	    --classpath=$(classpath) -o $@ $^

# html parser library
$(build_dir)/htmlparser.o: $(dependencies) $(htmlparser_sources)
	@test -d $(dir $@) || mkdir -p $(dir $@)
	gcj -c --classpath=$(classpath) $(htmlparser_sources) -o $@

# dependencies
$(build_dir)/icu4j.o: $(icu4j)
	@test -d $(dir $@) || mkdir -p $(dir $@)
	gcj -c -o $@ $<

$(build_dir)/chardet.o: $(chardet)
	@test -d $(dir $@) || mkdir -p $(dir $@)
	gcj -c -o $@ $<

clean:
	rm -f $(build_dir)/$(program)
	rm -f $(build_dir)/*.o
	@test ! -d $(build_dir) || rmdir $(build_dir)