From 70103f0b4c7b750487b959eb00f2345665ba5d28 Mon Sep 17 00:00:00 2001
From: ben <benjaminfranzke@googlemail.com>
Date: Thu, 8 Jul 2010 23:21:50 +0200
Subject: makefile: add dynamic dependencies for make-rules

---
 Makefile | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/Makefile b/Makefile
index 750b1d9..eae0a77 100644
--- a/Makefile
+++ b/Makefile
@@ -1,18 +1,30 @@
 BIN=pa-sink-ctl
-OBJS=pa-sink-ctl.o interface.o sink.o sink_input.o
+SRCS=interface.c sink.c sink_input.c pa-sink-ctl.c
+
+OBJS=$(SRCS:%.c=%.o)
+HEADS=$(SRCS:%.c=%.h)
 
 CC=gcc
 CFLAGS=-std=c99 -Wall -Werror -pedantic
 LDFLAGS=-lncurses -lpulse -lform
 
-all: $(BIN)
-.PHONY: all
+DEPENDFILE=.depend
+
+all: $(DEPENDFILE) $(BIN)
+.PHONY: all clean
 
 $(BIN): $(OBJS)
 	$(CC) $(LDFLAGS) $(CFLAGS) -o $@ $(OBJS)
 
-%.o: %.c %.h
+%.o: %.c
 	$(CC) $(CFLAGS) -c -o $@ $<
 
+$(DEPENDFILE): $(SRCS) $(HEADS)
+	$(CC) -MM $(SRCS) > $(DEPENDFILE)
+
+-include $(DEPENDFILE)
+
 clean:
-	rm -f $(BIN) $(OBJS)
+	rm -f $(OBJS) $(DEPENDFILE)
+distclean: clean
+	rm -f $(BIN)
-- 
cgit