From e3ee058917c8d200f8664ed3034080905d83f3fe Mon Sep 17 00:00:00 2001
From: Brian Norris <computersforpeace@gmail.com>
Date: Fri, 25 Jul 2014 22:03:22 -0700
Subject: Makefile: remove dependency generation for *.d files

The %.d rule means that 'make clean' will try to generate dependency
files first. Let's use somem extra gcc flags to make this simpler.

Fixes Github Issue #468

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---
 Makefile | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/Makefile b/Makefile
index 3d1d151..6821ed4 100644
--- a/Makefile
+++ b/Makefile
@@ -118,13 +118,6 @@ libpiano.so.0: ${LIBPIANO_RELOBJ} ${LIBPIANO_HDR} ${LIBWAITRESS_RELOBJ} \
 	@${AR} rcs libpiano.a ${LIBPIANO_OBJ} ${LIBWAITRESS_OBJ}
 
 
-# build dependency files
-%.d: %.c
-	@set -e; rm -f $@; \
-			$(CC) -M ${ALL_CFLAGS} $< > $@.$$$$; \
-			sed '1 s,^.*\.o[ :]*,$*.o $@ : ,g' < $@.$$$$ > $@; \
-			rm -f $@.$$$$
-
 -include $(PIANOBAR_SRC:.c=.d)
 -include $(LIBPIANO_SRC:.c=.d)
 -include $(LIBWAITRESS_SRC:.c=.d)
@@ -132,12 +125,12 @@ libpiano.so.0: ${LIBPIANO_RELOBJ} ${LIBPIANO_HDR} ${LIBWAITRESS_RELOBJ} \
 # build standard object files
 %.o: %.c
 	@echo "    CC  $<"
-	@${CC} -c -o $@ ${ALL_CFLAGS} $<
+	@${CC} -c -o $@ ${ALL_CFLAGS} -MMD -MF $*.d -MP $<
 
 # create position independent code (for shared libraries)
 %.lo: %.c
 	@echo "    CC  $< (PIC)"
-	@${CC} -c -fPIC -o $@ ${ALL_CFLAGS} $<
+	@${CC} -c -fPIC -o $@ ${ALL_CFLAGS} -MMD -MF $*.d -MP $<
 
 clean:
 	@echo " CLEAN"
-- 
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