Function check_write

builtin/config.c:812–822

}

static void check_write(const struct git_config_source *source)
{
	if (!source->file && !startup_info->have_repository)
		die(_("not in a git directory"));

	if (source->use_stdin)
		die(_("writing to stdin is not supported"));

	if (source->blob)
		die(_("writing config blobs is not supported"));
}

struct urlmatch_current_candidate_value {
	char value_is_null;