Added Makefile

Makefile

@@ -0,0 +1,41 @@
+
+NAME=libdatachannel
+CXX=$(CROSS)g++
+AR=$(CROSS)ar
+RM=rm -f
+CPPFLAGS=-pthread -std=c++17 -fPIC -Wall -Wno-reorder -Wno-sign-compare -Wno-unused-function -Og -g
+LDFLAGS=-pthread
+LDLIBS=$(shell pkg-config --libs glib-2.0 gobject-2.0 nice) -lgnutls
+INCLUDES=$(shell pkg-config --cflags glib-2.0 gobject-2.0 nice) -I$(USRSCTP_DIR)/usrsctplib
+
+USRSCTP_DIR:=usrsctp
+USRSCTP_FLAGS:=-DINET -DINET6
+
+SRCS=$(shell printf "%s " src/*.cpp)
+OBJS=$(subst .cpp,.o,$(SRCS))
+
+all: $(NAME).a $(NAME).so
+
+%.o: %.cpp
+	$(CXX) $(INCLUDES) $(CPPFLAGS) $(USRSCTP_FLAGS) -I. -MMD -MP -o $@ -c $<
+
+-include $(subst .o,.d,$(OBJS))
+
+$(NAME).a: $(OBJS)
+	$(AR) crf $@ $(OBJS)
+
+$(NAME).so: libusrsctp.a $(OBJS)
+	$(CXX) $(LDFLAGS) -o $@ $(OBJS) $(LDLIBS) -shared libusrsctp.a
+
+clean:
+	$(RM) src/*.o src/*.d
+
+dist-clean: clean
+	$(RM) $(NAME).a
+	$(RM) $(NAME).so
+	$(RM) libusrsctp.a
+	$(RM) src/*~
+
+libusrsctp.a:
+	cd $(USRSCTP_DIR) && ./bootstrap && CFLAGS="-fPIC -Wno-address-of-packed-member" ./configure --enable-static && make
+	cp $(USRSCTP_DIR)/usrsctplib/.libs/libusrsctp.a .