Function diff_opt_output

diff.c:5821–5836

}

static enum parse_opt_result diff_opt_output(struct parse_opt_ctx_t *ctx,
					     const struct option *opt,
					     const char *arg, int unset)
{
	struct diff_options *options = opt->value;
	char *path;

	BUG_ON_OPT_NEG(unset);
	path = prefix_filename(ctx->prefix, arg);
	options->file = xfopen(path, "w");
	options->close_file = 1;
	if (options->use_color != GIT_COLOR_ALWAYS)
		options->use_color = GIT_COLOR_NEVER;
	free(path);
	return 0;
}

static int diff_opt_patience(const struct option *opt,
			     const char *arg, int unset)