Makefile now supports src/ path

Makefile

@@ -23,6 +23,7 @@
 #
 
 # artifact paths
+SRC:=src
 BUILD:=build
 BIN:=bin
 
@@ -50,7 +51,7 @@ EXE=
 endif
 CC=$(CROSS_PREFIX)gcc
 STRIP=$(CROSS_PREFIX)strip
-CFLAGS=-O2 -Wall -g -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -MMD
+CFLAGS=-O2 -Wall -g -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -MMD -Isrc -Isrc/slirp
 CFLAGS+=-D_GNU_SOURCE -DCONFIG_VERSION=\"$(shell cat VERSION)\"
 LDFLAGS=
 
@@ -64,7 +65,7 @@ PROGS+=build_filelist splitimg
 endif
 endif
 
-all: $(PROGS)
+all: $(addprefix $(BIN)/,$(PROGS))
 
 EMU_OBJS:=virtio.o pci.o fs.o cutils.o iomem.o simplefb.o \
     json.o machine.o temu.o
@@ -107,35 +108,34 @@ CFLAGS+=-DCONFIG_X86EMU
 EMU_OBJS+=x86_cpu.o x86_machine.o ide.o ps2.o vmmouse.o pckbd.o vga.o
 endif
 
-# macro to prepend $(BUILD)
+# macros to relevant path definitions
 define mkbuild
-$(addprefix $(BUILD)/,$(1))
+$(addprefix $(BUILD)/,$1)
 endef
 
-temu$(EXE): $(BUILD) $(BIN) $(EMU_OBJS)
-	$(CC) $(LDFLAGS) -o $(BIN)/$@ $(call mkbuild,$(EMU_OBJS)) $(EMU_LIBS)
+$(BIN)/temu$(EXE): $(BUILD) $(BIN) $(call mkbuild,$(EMU_OBJS))
+	$(CC) $(LDFLAGS) -o $@ $(call mkbuild,$(EMU_OBJS)) $(EMU_LIBS)
 
-riscv_cpu32.o: riscv_cpu.c
-	$(CC) $(CFLAGS) -DMAX_XLEN=32 -c -o $(BUILD)/$@ $<
+$(BUILD)/riscv_cpu32.o: $(SRC)/riscv_cpu.c
+	$(CC) $(CFLAGS) -DMAX_XLEN=32 -c -o $@ $<
 
-riscv_cpu64.o: riscv_cpu.c
-	$(CC) $(CFLAGS) -DMAX_XLEN=64 -c -o $(BUILD)/$@ $<
+$(BUILD)/riscv_cpu64.o: $(SRC)/riscv_cpu.c
+	$(CC) $(CFLAGS) -DMAX_XLEN=64 -c -o $@ $<
 
-riscv_cpu128.o: riscv_cpu.c
-	$(CC) $(CFLAGS) -DMAX_XLEN=128 -c -o $(BUILD)/$@ $<
+$(BUILD)/riscv_cpu128.o: $(SRC)/riscv_cpu.c
+	$(CC) $(CFLAGS) -DMAX_XLEN=128 -c -o $@ $<
 
-build_filelist: build_filelist.o fs_utils.o cutils.o
-	$(CC) $(LDFLAGS) -o $(BIN)/$@ $(call mkbuild,$^) -lm
+$(BIN)/build_filelist: $(BUILD)/build_filelist.o $(BUILD)/fs_utils.o $(BUILD)/cutils.o
+	$(CC) $(LDFLAGS) -o $@ $^ -lm
 
-splitimg: splitimg.o
-	$(CC) $(LDFLAGS) -o $(BIN)/$@ $(call mkbuild,$^)
+$(BIN)/splitimg: $(BUILD)/splitimg.o
+	$(CC) $(LDFLAGS) -o $@ $^
 
-install: $(PROGS)
-	$(STRIP) $(PROGS)
-	$(INSTALL) -m755 $(PROGS) "$(DESTDIR)$(bindir)"
+$(BUILD)/%.o: $(SRC)/%.c
+	$(CC) $(CFLAGS) -c -o $@ $<
 
-%.o: %.c
-	$(CC) $(CFLAGS) -c -o $(BUILD)/$@ $<
+$(BUILD)/slirp/%.o: $(SRC)/slirp/%.c
+	$(CC) $(CFLAGS) -c -o $@ $<
 
 .PHONY: $(BUILD)
 $(BUILD):
@@ -145,10 +145,15 @@ $(BUILD):
 $(BIN):
 	@mkdir -p $@
 
+.PHONY: install
+install: $(PROGS)
+	$(STRIP) $(PROGS)
+	$(INSTALL) -m755 $(PROGS) "$(DESTDIR)$(bindir)"
+
 .PHONY: clean
 clean:
 	rm -f *~ $(PROGS)
 	rm -rf $(BUILD)
 
--include $(wildcard $(BUILD)/*.d)
+-include $(wildcard build/*.d)
 -include $(wildcard $(BUILD)/slirp/*.d)