Re: [PATCH] version_string: Add toolchain and build host info

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On Mon, Sep 30, 2019 at 05:57:18PM -0700, Andrey Smirnov wrote:
> Linux kernel reports the version of toolchain it was built with as a
> part of its version string, which can be extremely useful when
> debugging toolchain related issues. Make Barebox version string, mimic
> that of Linux to get the same level of information in Barebox.
> 
> Signed-off-by: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
> ---
>  common/version.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/common/version.c b/common/version.c
> index 8b1fd4dbe7..5f57022dac 100644
> --- a/common/version.c
> +++ b/common/version.c
> @@ -3,7 +3,8 @@
>  #include <generated/utsrelease.h>
>  
>  const char version_string[] =
> -	"barebox " UTS_RELEASE " " UTS_VERSION "\n";
> +	"barebox " UTS_RELEASE " (" BAREBOX_COMPILE_BY "@"
> +	BAREBOX_COMPILE_HOST ") (" BAREBOX_COMPILER ") " UTS_VERSION "\n";

I think we shouldn't make version_string longer than it actually is. We
could print the information as additional lines (without adding it to
version_string), or as Antony suggested, as global variables.

Sascha

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