Re: [PATCH v4 02/12] meson: Allow optional target/${ARCH}/Kconfig

[Claudio Fontana]

On 9/30/20 12:43 AM, Philippe Mathieu-Daudé wrote:
> Extend the generic Meson script to pass optional target Kconfig
> file to the minikconf script.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
> We could use fs.exists() but is_file() is more specific
> (can not be a directory).
> 
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Claudio Fontana <cfontana@suse.de>
> ---
>  meson.build | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/meson.build b/meson.build
> index d36dd085b5..9ab5d514d7 100644
> --- a/meson.build
> +++ b/meson.build
> @@ -529,6 +529,7 @@ kconfig_external_symbols = [
>  ]
>  ignored = ['TARGET_XML_FILES', 'TARGET_ABI_DIR', 'TARGET_DIRS']
>  
> +fs = import('fs')
>  foreach target : target_dirs
>    config_target = keyval.load(meson.current_build_dir() / target / 
> 'config-target.mak')
>  
> @@ -569,8 +570,13 @@ foreach target : target_dirs
>      endforeach
>  
>      config_devices_mak = target + '-config-devices.mak'
> +    target_kconfig = 'target' / config_target['TARGET_BASE_ARCH'] / 'Kconfig'
> +    minikconf_input = ['default-configs' / target + '.mak', 'Kconfig']
> +    if fs.is_file(target_kconfig)
> +      minikconf_input += [target_kconfig]
> +    endif
>      config_devices_mak = configure_file(
> -      input: ['default-configs' / target + '.mak', 'Kconfig'],
> +      input: minikconf_input,
>        output: config_devices_mak,
>        depfile: config_devices_mak + '.d',
>        capture: true,
> 

I can't say I understand it, but the general idea seems right to me.

Ciao,

Claudio