[PATCH v1 1/2] wscript: Allow defines to be used for substitution

[Sebastian Huber]

On 12/04/2022 20:55, Kinsey Moore wrote:
> This allows options set as defines to the compiler to be used as targets
> for substitution using the syntax ${DEFINES:define_target}. These need
> special handling since they are not in a form that is trivially consumed
> by the mapping code.
> ---
>   wscript | 4 ++++
>   1 file changed, 4 insertions(+)
> 
> diff --git a/wscript b/wscript
> index 4d63dbc66f..9de9d67b91 100755
> --- a/wscript
> +++ b/wscript
> @@ -107,6 +107,10 @@ class EnvWrapper(object):
>           except IndexError:
>               fmt = "{}"
>           if isinstance(v, list):
> +            if fields[0] == "DEFINES":
> +                for D in v:
> +                    if D.startswith(fields[1]+'='):
> +                        return "{}".format(D.split("=")[1].strip('"'))
>               return " ".join([fmt.format(w) for w in v])
>           return fmt.format(v)
>   

Sorry, I don't understand what this is supposed to do. Could you please 
give me an example use case?

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