Re: [PATCH 3/3] config: learn the "hostname:" includeIf condition

[Junio C Hamano <gitster@pobox.com>]

Isabella Caselli <bellacaselli20@gmail.com> writes:

> +static int include_by_hostname(const char *cond, size_t cond_len)
> +{
> +	int ret;
> +	char my_host[HOST_NAME_MAX + 1];
> +	char *pattern;
> +
> +	if (xgethostname(my_host, sizeof(my_host)))
> +		return 0;
> +
> +	pattern = xmemdupz(cond, cond_len);
> +	ret = !wildmatch(pattern, my_host, 0);
> +	free(pattern);
> +	return ret;
> +}
> +
>  static int add_remote_url(const char *var, const char *value,
>  			  const struct config_context *ctx UNUSED, void *data)
>  {
> @@ -411,6 +426,8 @@ static int include_condition_is_true(const struct key_value_info *kvi,
>  	else if (skip_prefix_mem(cond, cond_len, "hasconfig:remote.*.url:", &cond,
>  				   &cond_len))
>  		return include_by_remote_url(inc, cond, cond_len);
> +	else if (skip_prefix_mem(cond, cond_len, "hostname:", &cond, &cond_len))
> +		return include_by_hostname(cond, cond_len);

Neat.  With this include_condition_is_true() helper, adding such
conditional inclusion is made very easy.  Quite nice.