X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=GNUmakefile;h=5e3fdeb98c6e923ba97f434d9e78e087ea585b2a;hb=6218ea71a2a175dca5bf88ca7922e97f42f85e69;hp=e81d7715a57a3b22d79ff9fec26475c6c07d4582;hpb=a714b8c4811627d874934b0a0387b8cb27fc5921;p=dosdemo

diff --git a/GNUmakefile b/GNUmakefile
index e81d771..5e3fdeb 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -1,5 +1,6 @@
 src = $(wildcard src/*.c) $(wildcard src/sdl/*.c)
 obj = $(src:.c=.o)
+dep = $(obj:.o=.d)
 bin = demo
 
 inc = -Isrc -Isrc/sdl -Ilibs/imago/src -Ilibs/mikmod/include
@@ -10,6 +11,11 @@ LDFLAGS = -Llibs/imago -Llibs/mikmod -limago -lmikmod `sdl-config --libs` -lm
 $(bin): $(obj) imago mikmod
 	$(CC) -o $@ $(obj) $(LDFLAGS)
 
+-include $(dep)
+
+%.d: %.c
+	@$(CPP) $(CFLAGS) $< -MM -MT $(@:.d=.o) >$@
+
 .PHONY: imago
 imago:
 	$(MAKE) -C libs/imago
@@ -21,3 +27,7 @@ mikmod:
 .PHONY: clean
 clean:
 	rm -f $(obj) $(bin)
+
+.PHONY: cleandep
+cleandep:
+	rm -f $(dep)