Added makefile to build bitmap2component and the dist zip

Author: onitake

Makefile

@@ -0,0 +1,57 @@
+CXX=g++
+CXXFLAGS=-std=c++11
+INCLUDES=-Iinclude -Ipolygon -Ipotrace -Isrc
+LIBS=
+
+SOURCES:=\
+	common/geometry/seg.cpp \
+	common/geometry/shape_collisions.cpp \
+	common/geometry/shape.cpp \
+	common/geometry/shape_line_chain.cpp \
+	common/geometry/shape_poly_set.cpp \
+	common/math/math_util.cpp \
+	polygon/clipper.cpp \
+	src/main.cpp \
+	src/bitmap2component.cpp \
+	src/lodepng.cpp \
+	potrace/curve.cpp \
+	potrace/decompose.cpp \
+	potrace/potracelib.cpp \
+	potrace/trace.cpp
+OBJECTS:=$(patsubst %.cpp,%.o,$(SOURCES))
+
+ifneq ($(OS),Windows_NT)
+	OS:=$(shell uname)
+endif
+ifeq ($(OS), Windows_NT)
+	EXESUFFIX=.exe
+endif
+
+BITMAP2COMPONENT:=bitmap2component$(EXESUFFIX)
+GIT_TAG_VERSION=$(shell git describe --tag)
+RELEASE_FILENAME_PREFIX=svg2shenzhen-extension
+DIST:=$(RELEASE_FILENAME_PREFIX)-$(GIT_TAG_VERSION).zip
+
+.PHONY: clean all package
+
+all: $(BITMAP2COMPONENT)
+
+package: $(DIST)
+
+clean:
+	rm -f *.o common/geometry/*.p common/math/*.o polygon/*.o src/*.o potrace/*.o $(BITMAP2COMPONENT) $(DIST)
+
+%.o: %.cpp
+	$(CXX) $(CXXFLAGS) $(INCLUDES) -c $^ -o $@
+
+$(BITMAP2COMPONENT): $(OBJECTS)
+	$(CXX) $(LIBS) $^ -o $@
+
+$(DIST):
+	zip $@ inkscape/svg2shenzhen/
+	sed s/SVGSZ_VER/${GIT_TAG_VERSION}/g < inkscape/svg2shenzhen_about.inx | zip -q $@ -
+	/bin/echo -e '@ -\n@=inkscape/svg2shenzhen_about.inx' | zipnote -w $@
+	sed s/SVGSZ_VER/${GIT_TAG_VERSION}/g < inkscape/svg2shenzhen_export.inx | zip -q $@ -
+	/bin/echo -e '@ -\n@=inkscape/svg2shenzhen_export.inx' | zipnote -w $@
+	sed s/SVGSZ_VER/${GIT_TAG_VERSION}/g < inkscape/svg2shenzhen_prepare.inx | zip -q $@ -
+	/bin/echo -e '@ -\n@=inkscape/svg2shenzhen_prepare.inx' | zipnote -w $@