[PATCH 2/2] selftests: gpio: fix clean target to remove all generated files and dirs

[Shuah Khan]

gpio test creates executables, object files, and include directory
under selftests directory. Enhance clean target to remove all files
it generates.

Signed-off-by: Shuah Khan <shuahkh@xxxxxxxxxxxxxxx>
---
 tools/testing/selftests/gpio/Makefile | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/gpio/Makefile b/tools/testing/selftests/gpio/Makefile
index 4f6d9e0..298929d 100644
--- a/tools/testing/selftests/gpio/Makefile
+++ b/tools/testing/selftests/gpio/Makefile
@@ -2,13 +2,19 @@
 TEST_PROGS := gpio-mockup.sh
 TEST_FILES := gpio-mockup-sysfs.sh $(BINARIES)
 BINARIES := gpio-mockup-chardev
+EXTRA_PROGS := ../gpiogpio-event-mon ../gpiogpio-hammer ../gpiolsgpio
+EXTRA_DIRS := ../gpioinclude/
+EXTRA_OBJS := ../gpiogpio-event-mon-in.o ../gpiogpio-event-mon.o
+EXTRA_OBJS += ../gpiogpio-hammer-in.o ../gpiogpio-utils.o ../gpiolsgpio-in.o
+EXTRA_OBJS += ../gpiolsgpio.o
 
 include ../lib.mk
 
 all: $(BINARIES)
 
 override define CLEAN
-	$(RM) $(BINARIES)
+	$(RM) $(BINARIES) $(EXTRA_PROGS) $(EXTRA_OBJS)
+	$(RM) -r $(EXTRA_DIRS)
 endef
 
 CFLAGS += -O2 -g -std=gnu99 -Wall -I../../../../usr/include/
-- 
2.9.3