From: Ben Hutchings <ben@decadent.org.uk>
Date: Mon, 2 Nov 2015 12:21:57 +0000 (+0000)
Subject: selftests: memfd: Stop unnecessary rebuilds
X-Git-Tag: v4.4-rc1~43^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=55f4d731c5b27f3dfe7eaeeb136cd60312f50270;p=profile%2Fcommon%2Fplatform%2Fkernel%2Flinux-artik7.git

selftests: memfd: Stop unnecessary rebuilds

Instead of explicitly running the compiler, add dependencies and take
advantage of implicit rules to build only as necessary.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
---

diff --git a/tools/testing/selftests/memfd/Makefile b/tools/testing/selftests/memfd/Makefile
index 3e7eb79..fd396ac 100644
--- a/tools/testing/selftests/memfd/Makefile
+++ b/tools/testing/selftests/memfd/Makefile
@@ -4,16 +4,16 @@ CFLAGS += -I../../../../include/uapi/
 CFLAGS += -I../../../../include/
 CFLAGS += -I../../../../usr/include/
 
-all:
-	$(CC) $(CFLAGS) memfd_test.c -o memfd_test
-
 TEST_PROGS := memfd_test
 
+all: $(TEST_PROGS)
+
 include ../lib.mk
 
-build_fuse:
-	$(CC) $(CFLAGS) fuse_mnt.c `pkg-config fuse --cflags --libs` -o fuse_mnt
-	$(CC) $(CFLAGS) fuse_test.c -o fuse_test
+build_fuse: fuse_mnt fuse_test
+
+fuse_mnt.o: CFLAGS += $(shell pkg-config fuse --cflags)
+fuse_mnt: LDFLAGS += $(shell pkg-config fuse --libs)
 
 run_fuse: build_fuse
 	@./run_fuse_test.sh || echo "fuse_test: [FAIL]"