342 static int parse_short_opt(struct parse_opt_ctx_t *p, const struct option *options)  in parse_short_opt()  argument
345 	for (; options->type != OPTION_END; options++) {  in parse_short_opt()
346 		if (options->short_name == *p->opt) {  in parse_short_opt()
348 			return get_value(p, options, OPT_SHORT);  in parse_short_opt()
352 	if (options->parent) {  in parse_short_opt()
353 		options = options->parent;  in parse_short_opt()
361                           const struct option *options)  in parse_long_opt()  argument
371 	for (; options->type != OPTION_END; options++) {  in parse_long_opt()
375 		if (!options->long_name)  in parse_long_opt()
378 		rest = skip_prefix(arg, options->long_name);  in parse_long_opt()
379 		if (options->type == OPTION_ARGUMENT) {  in parse_long_opt()
383 				return opterror(options, "takes no value", flags);  in parse_long_opt()
390 			if (strstarts(options->long_name, "no-")) {  in parse_long_opt()
397 				rest = skip_prefix(arg, options->long_name + 3);  in parse_long_opt()
403 				if (strstarts(options->long_name + 3, arg)) {  in parse_long_opt()
409 			if (!strncmp(options->long_name, arg, arg_end - arg)) {  in parse_long_opt()
423 				abbrev_option = options;  in parse_long_opt()
436 			rest = skip_prefix(arg + 3, options->long_name);  in parse_long_opt()
438 			if (!rest && strstarts(options->long_name, arg + 3))  in parse_long_opt()
449 		return get_value(p, options, flags);  in parse_long_opt()
465 	if (options->parent) {  in parse_long_opt()
466 		options = options->parent;  in parse_long_opt()
473 static void check_typos(const char *arg, const struct option *options)  in check_typos()  argument
483 	for (; options->type != OPTION_END; options++) {  in check_typos()
484 		if (!options->long_name)  in check_typos()
486 		if (strstarts(options->long_name, arg)) {  in check_typos()
512 			      const struct option *options,  in parse_options_step()  argument
534 				return usage_with_options_internal(usagestr, options, 0, ctx);  in parse_options_step()
536 			switch (parse_short_opt(ctx, options)) {  in parse_options_step()
538 				return parse_options_usage(usagestr, options, arg, 1);  in parse_options_step()
547 				check_typos(arg, options);  in parse_options_step()
550 					return usage_with_options_internal(usagestr, options, 0, ctx);  in parse_options_step()
552 				switch (parse_short_opt(ctx, options)) {  in parse_options_step()
554 					return parse_options_usage(usagestr, options, arg, 1);  in parse_options_step()
583 			return usage_with_options_internal(usagestr, options, 1, ctx);  in parse_options_step()
585 			return usage_with_options_internal(usagestr, options, 0, ctx);  in parse_options_step()
590 		switch (parse_long_opt(ctx, arg, options)) {  in parse_options_step()
592 			return parse_options_usage(usagestr, options, arg, 0);  in parse_options_step()
611 	parse_options_usage(usagestr, options, arg, excl_short_opt);  in parse_options_step()
615 		parse_options_usage(NULL, options, &opt, 1);  in parse_options_step()
617 		parse_options_usage(NULL, options, ctx->excl_opt->long_name, 0);  in parse_options_step()
629 int parse_options_subcommand(int argc, const char **argv, const struct option *options,  in parse_options_subcommand()  argument
651 	switch (parse_options_step(&ctx, options, usagestr)) {  in parse_options_subcommand()
657 		while (options->type != OPTION_END) {  in parse_options_subcommand()
658 			if (options->long_name)  in parse_options_subcommand()
659 				printf("--%s ", options->long_name);  in parse_options_subcommand()
660 			options++;  in parse_options_subcommand()
677 		usage_with_options(usagestr, options);  in parse_options_subcommand()
683 int parse_options(int argc, const char **argv, const struct option *options,  in parse_options()  argument
686 	return parse_options_subcommand(argc, argv, options, NULL,  in parse_options()