linux-kernel - Re: [PATCH v3 1/2] selftests: gpio: restructure Makefile

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Date:   Tue, 2 Oct 2018 15:48:06 -0500
From:   Daniel Díaz <daniel.diaz@...aro.org>
To:     Shuah Khan <shuahkh@....samsung.com>,
        linux-kselftest@...r.kernel.org
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Fathi Boudra <fathi.boudra@...aro.org>,
        Bamvor Jian Zhang <bamv2005@...il.com>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Shuah Khan <shuah@...nel.org>,
        "open list:GPIO MOCKUP DRIVER" <linux-gpio@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 1/2] selftests: gpio: restructure Makefile

Hello!

On Fri, 7 Sep 2018 at 09:35, Daniel Díaz <daniel.diaz@...aro.org> wrote:
> From: Fathi Boudra <fathi.boudra@...aro.org>
>
> This patch cleans up the Makefile by restructuring a couple of
> things, namely:
> 1) change explicit paths in targets for variables
> 2) substitute a variable (BINARIES) for another, part of the
>    selftests build system (TEST_PROGS_EXTENDED)
> 3) proper cleaning up of the EXTRA objects
>
> The resulting Makefile is much more readable and manageable.
>
> Signed-off-by: Fathi Boudra <fathi.boudra@...aro.org>
> Signed-off-by: Daniel Díaz <daniel.diaz@...aro.org>
> ---
>  tools/testing/selftests/gpio/Makefile | 32 +++++++++++++++-----------------
>  1 file changed, 15 insertions(+), 17 deletions(-)
>
> diff --git a/tools/testing/selftests/gpio/Makefile b/tools/testing/selftests/gpio/Makefile
> index 4665cdb..a4a01ec8 100644
> --- a/tools/testing/selftests/gpio/Makefile
> +++ b/tools/testing/selftests/gpio/Makefile
> @@ -1,28 +1,26 @@
>  # 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
> +
> +GPIODIR := ../../../gpio
> +GPIOOBJ := gpio-utils.o
>
>  include ../lib.mk
>
> -all: $(BINARIES)
> +all: $(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):| khdr
> -$(BINARIES): ../../../gpio/gpio-utils.o
> +$(TEST_PROGS_EXTENDED):| khdr
> +$(TEST_PROGS_EXTENDED): $(GPIODIR)/$(GPIOOBJ)
>
> -../../../gpio/gpio-utils.o:
> -       make ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) -C ../../../gpio
> +$(GPIODIR)/$(GPIOOBJ):
> +       $(MAKE) -C $(GPIODIR)
> --
> 2.7.4

Ping on this series.

Greetings!

Daniel Díaz
daniel.diaz@...aro.org