From: Jens Axboe <axboe@fb.com>
Date: Thu, 26 Nov 2015 04:24:01 +0000 (-0700)
Subject: Makefile: generate .d dep file for init.c
X-Git-Tag: fio-2.2.13~66
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=6a6b11f436c822cac154da5a60c4cc6baa6a8008

Makefile: generate .d dep file for init.c

Could be cleaner, we're duplicating the general .c rule here. But
as a quickie, let's hope it fixes up the rebuild issues when
init.c dependencies have changed.

Signed-off-by: Jens Axboe <axboe@fb.com>
---

diff --git a/Makefile b/Makefile
index 0b506e8e..e30273ce 100644
--- a/Makefile
+++ b/Makefile
@@ -324,7 +324,14 @@ parse.o: lex.yy.o y.tab.o
 endif
 
 init.o: init.c FIO-VERSION-FILE
+	@mkdir -p $(dir $@)
 	$(QUIET_CC)$(CC) -o $@ $(CFLAGS) $(CPPFLAGS) -c $<
+	@$(CC) -MM $(CFLAGS) $(CPPFLAGS) $(SRCDIR)/$*.c > $*.d
+	@mv -f $*.d $*.d.tmp
+	@sed -e 's|.*:|$*.o:|' < $*.d.tmp > $*.d
+	@sed -e 's/.*://' -e 's/\\$$//' < $*.d.tmp | fmt -1 | \
+		sed -e 's/^ *//' -e 's/$$/:/' >> $*.d
+	@rm -f $*.d.tmp
 
 gcompat.o: gcompat.c gcompat.h
 	$(QUIET_CC)$(CC) $(CFLAGS) $(GTK_CFLAGS) $(CPPFLAGS) -c $<