add static library creation for cc65

.gitignore

@@ -56,3 +56,6 @@ dkms.conf
 
 # VIM backup files
 *~
+
+# subdir work paths
+*/work

Makefile

@@ -0,0 +1,21 @@
+
+SUBDIRS= \
+		 cc65
+
+.PHONY: all clean cleanall
+
+all:
+	@for path in $(SUBDIRS); do \
+		make -C $$path all; \
+	done
+
+clean:
+	@for path in $(SUBDIRS); do \
+		make -C $$path clean; \
+	done
+
+cleanall:
+	@for path in $(SUBDIRS); do \
+		make -C $$path cleanall; \
+	done
+

cc65/Makefile

@@ -0,0 +1,56 @@
+
+SHELL:=/bin/bash
+
+ifdef USE_LOCAL_CC65
+    # use locally installed binary (requires 'cc65,ld65,etc' to be in the $PATH)
+    CC65_PREFIX=
+else
+    # use the binary built from the submodule
+    CC65_PREFIX=$(PWD)/cc65/bin/
+endif
+
+CC65=$(CC65_PREFIX)cc65
+CA65=$(CC65_PREFIX)ca65 --cpu 4510
+AR65=$(CC65_PREFIX)ar65
+
+CFLAGS=-t c64 -I include/
+
+LIB_OBJECTS = \
+	src/dirent.o \
+	src/fileio.o \
+	src/conio.o \
+	src/debug.o \
+	src/fat32.o \
+	src/fcio.o \
+	src/hal.o \
+	src/memory.o \
+	src/mouse.o \
+	src/random.o \
+	src/sdcard.o \
+	src/targets.o \
+	src/tests.o \
+	src/time.o
+
+.PHONY: all clean cleanall
+
+all: libmega65.a
+
+clean:
+	rm -f src/*.o
+	rm -rf build
+
+cleanall: clean
+	rm -f libmega65.a
+
+libmega65.a: $(LIB_OBJECTS)
+	$(AR65) a $@ $^
+
+src/%.o: src/%.s
+	$(CA65) -o $@ $<
+
+src/%.o: src/%.c
+	@if [[ ! -d work ]]; then \
+		mkdir work; \
+	fi
+	$(CC65) $(CFLAGS) -o work/$*.s $<
+	$(CA65) -o $@ work/$*.s