Re: [PATCH 1/2] docs: add a basic description of the config API

> -- >8 --
> Subject: drop odd return value semantics from userdiff_config
> ...
>  5 files changed, 12 insertions(+), 37 deletions(-)
>
> diff --git a/builtin/blame.c b/builtin/blame.c
> index 5a67c20..01956c8 100644
> --- a/builtin/blame.c
> +++ b/builtin/blame.c
> @@ -2050,14 +2050,8 @@ static int git_blame_config(const char *var, const char *value, void *cb)
>  		return 0;
>  	}
>  
> -	switch (userdiff_config(var, value)) {
> -	case 0:
> -		break;
> -	case -1:
> +	if (userdiff_config(var, value) < 0)
>  		return -1;
> -	default:
> -		return 0;
> -	}
>  
>  	return git_default_config(var, value, cb);
>  }
> ...