On 2014-05-14 00:02, Alexis Berlemont wrote:
> From: Jiri Olsa <[email protected]>
> 
> Introducing KCONFIG_AUTOCONFIGDEP variable for conf tool
> allowing to specify custom auto.conf.cmd file.
> 
> Signed-off-by: Jiri Olsa <[email protected]>
> Cc: Arnaldo Carvalho de Melo <[email protected]>
> Cc: Peter Zijlstra <[email protected]>
> Cc: Ingo Molnar <[email protected]>
> Cc: Paul Mackerras <[email protected]>
> Cc: Corey Ashford <[email protected]>
> Cc: Frederic Weisbecker <[email protected]>
> Cc: Namhyung Kim <[email protected]>
> Cc: Borislav Petkov <[email protected]>
> Cc: Michal Marek <[email protected]>
> Cc: [email protected]
> Cc: Stephane Eranian <[email protected]>
> ---
>  scripts/kconfig/confdata.c | 11 ++++++++++-
>  scripts/kconfig/lkc.h      |  1 +
>  2 files changed, 11 insertions(+), 1 deletion(-)
> 
> diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
> index f88d90f..7afb2a7 100644
> --- a/scripts/kconfig/confdata.c
> +++ b/scripts/kconfig/confdata.c
> @@ -75,6 +75,14 @@ const char *conf_get_autoconfig_name(void)
>       return name ? name : "include/config/auto.conf";
>  }
>  
> +const char *conf_get_autoconfigdep_name(void)
> +{
> +     char *name = getenv("KCONFIG_AUTOCONFIGDEP");
> +
> +     return name ? name : "include/config/auto.conf.cmd";
> +}

In both the kernel and perf usage case, the name of the dep file will be
$KCONFIG_AUTOCONFIG.dep. buildroot does not seem to use it at all. So
I'd just append the .cmd suffix here instead of introducing another knob.

Michal
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