linux-kernel - [PATCH 1/2] selftests: gpio: restructure Makefile

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Date:   Wed, 21 Feb 2018 15:52:43 -0600
From:   Daniel Díaz <daniel.diaz@...aro.org>
To:     shuahkh@....samsung.com, linux-kselftest@...r.kernel.org
Cc:     Fathi Boudra <fathi.boudra@...aro.org>,
        Bamvor Jian Zhang <bamvor.zhangjian@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Shuah Khan <shuah@...nel.org>,
        linux-gpio@...r.kernel.org (open list:GPIO MOCKUP DRIVER),
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 1/2] selftests: gpio: restructure Makefile

From: Fathi Boudra <fathi.boudra@...aro.org>

Signed-off-by: Fathi Boudra <fathi.boudra@...aro.org>
---
 tools/testing/selftests/gpio/Makefile | 36 +++++++++++++++++------------------
 1 file changed, 17 insertions(+), 19 deletions(-)

diff --git a/tools/testing/selftests/gpio/Makefile b/tools/testing/selftests/gpio/Makefile
index 1bbb475..6890f61 100644
--- a/tools/testing/selftests/gpio/Makefile
+++ b/tools/testing/selftests/gpio/Makefile
@@ -1,31 +1,29 @@
 # SPDX-License-Identifier: GPL-2.0
 
+CFLAGS += -O2 -g -std=gnu99 -Wall -I../../../../usr/include/
+LDLIBS += -lmount -I/usr/include/libmount
+
 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
+TEST_FILES := gpio-mockup-sysfs.sh
+TEST_PROGS_EXTENDED := gpio-mockup-chardev
 
-include ../lib.mk
+GPIODIR := ../../../gpio
+GPIOOBJ := gpio-utils.o
+GPIOINC := gpio.h
 
-all: $(BINARIES)
+all: $(GPIOINC) $(TEST_PROGS_EXTENDED)
 
 override define CLEAN
-	$(RM) $(BINARIES) $(EXTRA_PROGS) $(EXTRA_OBJS)
-	$(RM) -r $(EXTRA_DIRS)
+	$(RM) $(TEST_PROGS_EXTENDED)
+	$(MAKE) -C $(GPIODIR) clean
 endef
 
-CFLAGS += -O2 -g -std=gnu99 -Wall -I../../../../usr/include/
-LDLIBS += -lmount -I/usr/include/libmount
-
-$(BINARIES): ../../../gpio/gpio-utils.o ../../../../usr/include/linux/gpio.h
+include ../lib.mk
 
-../../../gpio/gpio-utils.o:
-	make ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) -C ../../../gpio
+$(TEST_PROGS_EXTENDED): $(GPIODIR)/$(GPIOOBJ)
 
-../../../../usr/include/linux/gpio.h:
-	make -C ../../../.. headers_install INSTALL_HDR_PATH=$(shell pwd)/../../../../usr/
+$(GPIODIR)/$(GPIOOBJ):
+	$(MAKE) -C $(GPIODIR)
 
+$(GPIOINC):
+	$(MAKE) -C ../../../.. headers_install
-- 
2.7.4