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From: Ahmad Fatoum <a.fatoum@pengutronix.de>
To: Johannes Zink <j.zink@pengutronix.de>, barebox@lists.infradead.org
Cc: patchwork-jzi@pengutronix.de, kernel@pengutronix.de,
	ahmad@a3f.at, afa@pengutronix.de
Subject: Re: [PATCH] fixup! imx-usb-loader: add commandline option for displaying version number
Date: Fri, 26 May 2023 09:50:16 +0200	[thread overview]
Message-ID: <31d9b6dc-096a-33b5-279e-e2b05363fdba@pengutronix.de> (raw)
In-Reply-To: <20230526070847.52738-1-j.zink@pengutronix.de>

On 26.05.23 09:08, Johannes Zink wrote:
> As Ahmad pointed out in [1], compilation failed if the prepare make
> target was not called before compiling the imx-usb-loader, which caused
> the generated file not to exist when building for the sandbox target and
> broke the build.

This needs to be v2 as patch is in master.

> 
> As the included utsrelease file only contains a UTS_RELEASE macro
> generated from the KERNELVERSION make variable: use the variable
> directly and pass it via HOSTCFLAGS as a define.

I think you lose dependency tracking this way. If you update e.g. EXTRAVERSION
(like umpf does) and imx-usb-loader was already built, it won't be rebuilt
to report the new version.

> Leave the remaining
> code untouched to still support compiling the imx-usb-loader from an
> external makefile which does not define the UTS_RELEASE macro.
> 
> while at it: also propagate the version number to the target imx-usb-loader.

Good catch.

> 
> Fixes: c1b50061f4b3 ("imx-usb-loader: add commandline option for
> displaying version number")
> 
> [1] 20230525181320.2277320-1-ahmad@a3f.at

You can like it via lore.barebox.org to make lookup easier.

> 
> Signed-off-by: Johannes Zink <j.zink@pengutronix.de>
> ---
>  scripts/imx/Makefile | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/scripts/imx/Makefile b/scripts/imx/Makefile
> index b3be3886d8eb..dca6be2fe1f4 100644
> --- a/scripts/imx/Makefile
> +++ b/scripts/imx/Makefile
> @@ -3,10 +3,10 @@
>  hostprogs-always-$(CONFIG_ARCH_IMX_IMXIMAGE)	+= imx-image
>  hostprogs-always-$(CONFIG_ARCH_IMX_USBLOADER)	+= imx-usb-loader
>  
> -HOSTCFLAGS_imx-usb-loader.o = `pkg-config --cflags libusb-1.0` -include $(objtree)/include/generated/utsrelease.h
> +HOSTCFLAGS_imx-usb-loader.o = `pkg-config --cflags libusb-1.0` -DUTS_RELEASE='"$(KERNELVERSION)"'
>  HOSTLDLIBS_imx-usb-loader  = `pkg-config --libs libusb-1.0`
>  
> -imx-usb-loader-target-userccflags += `$(CROSS_PKG_CONFIG) --cflags libusb-1.0`
> +imx-usb-loader-target-userccflags += `$(CROSS_PKG_CONFIG) --cflags libusb-1.0` -DUTS_RELEASE='"$(KERNELVERSION)"'
>  imx-usb-loader-target-userldlibs += `$(CROSS_PKG_CONFIG) --libs libusb-1.0`
>  
>  HOSTCFLAGS_imx.o = -I$(srctree)/include/mach

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  reply	other threads:[~2023-05-26  7:51 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-26  7:08 Johannes Zink
2023-05-26  7:50 ` Ahmad Fatoum [this message]
2023-05-26  8:19   ` Johannes Zink
2023-05-26  8:23     ` Ahmad Fatoum

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