228 static int parse_short_opt(struct parse_opt_ctx_t *p, const struct option *options)  in parse_short_opt()  argument
230 	for (; options->type != OPTION_END; options++) {  in parse_short_opt()
231 		if (options->short_name == *p->opt) {  in parse_short_opt()
233 			return get_value(p, options, OPT_SHORT);  in parse_short_opt()
240                           const struct option *options)  in parse_long_opt()  argument
249 	for (; options->type != OPTION_END; options++) {  in parse_long_opt()
253 		if (!options->long_name)  in parse_long_opt()
256 		rest = skip_prefix(arg, options->long_name);  in parse_long_opt()
257 		if (options->type == OPTION_ARGUMENT) {  in parse_long_opt()
261 				return opterror(options, "takes no value", flags);  in parse_long_opt()
268 			if (!prefixcmp(options->long_name, "no-")) {  in parse_long_opt()
275 				rest = skip_prefix(arg, options->long_name + 3);  in parse_long_opt()
281 				if (!prefixcmp(options->long_name + 3, arg)) {  in parse_long_opt()
287 			if (!strncmp(options->long_name, arg, arg_end - arg)) {  in parse_long_opt()
301 				abbrev_option = options;  in parse_long_opt()
314 			rest = skip_prefix(arg + 3, options->long_name);  in parse_long_opt()
316 			if (!rest && !prefixcmp(options->long_name, arg + 3))  in parse_long_opt()
327 		return get_value(p, options, flags);  in parse_long_opt()
343 static void check_typos(const char *arg, const struct option *options)  in check_typos()  argument
353 	for (; options->type != OPTION_END; options++) {  in check_typos()
354 		if (!options->long_name)  in check_typos()
356 		if (!prefixcmp(options->long_name, arg)) {  in check_typos()
382 		       const struct option *options,  in parse_options_step()  argument
404 				return usage_with_options_internal(usagestr, options, 0, ctx);  in parse_options_step()
406 			switch (parse_short_opt(ctx, options)) {  in parse_options_step()
408 				return parse_options_usage(usagestr, options, arg, 1);  in parse_options_step()
417 				check_typos(arg, options);  in parse_options_step()
420 					return usage_with_options_internal(usagestr, options, 0, ctx);  in parse_options_step()
422 				switch (parse_short_opt(ctx, options)) {  in parse_options_step()
424 					return parse_options_usage(usagestr, options, arg, 1);  in parse_options_step()
453 			return usage_with_options_internal(usagestr, options, 1, ctx);  in parse_options_step()
455 			return usage_with_options_internal(usagestr, options, 0, ctx);  in parse_options_step()
460 		switch (parse_long_opt(ctx, arg, options)) {  in parse_options_step()
462 			return parse_options_usage(usagestr, options, arg, 0);  in parse_options_step()
481 	parse_options_usage(usagestr, options, arg, excl_short_opt);  in parse_options_step()
485 		parse_options_usage(NULL, options, &opt, 1);  in parse_options_step()
487 		parse_options_usage(NULL, options, ctx->excl_opt->long_name, 0);  in parse_options_step()
499 int parse_options_subcommand(int argc, const char **argv, const struct option *options,  in parse_options_subcommand()  argument
523 	switch (parse_options_step(&ctx, options, usagestr)) {  in parse_options_subcommand()
529 		while (options->type != OPTION_END) {  in parse_options_subcommand()
530 			if (options->long_name)  in parse_options_subcommand()
531 				printf("--%s ", options->long_name);  in parse_options_subcommand()
532 			options++;  in parse_options_subcommand()
551 		usage_with_options(usagestr, options);  in parse_options_subcommand()
557 int parse_options(int argc, const char **argv, const struct option *options,  in parse_options()  argument
560 	return parse_options_subcommand(argc, argv, options, NULL,  in parse_options()