225 static int parse_short_opt(struct parse_opt_ctx_t *p, const struct option *options)  in parse_short_opt()  argument
227 	for (; options->type != OPTION_END; options++) {  in parse_short_opt()
228 		if (options->short_name == *p->opt) {  in parse_short_opt()
230 			return get_value(p, options, OPT_SHORT);  in parse_short_opt()
237                           const struct option *options)  in parse_long_opt()  argument
246 	for (; options->type != OPTION_END; options++) {  in parse_long_opt()
250 		if (!options->long_name)  in parse_long_opt()
253 		rest = skip_prefix(arg, options->long_name);  in parse_long_opt()
254 		if (options->type == OPTION_ARGUMENT) {  in parse_long_opt()
258 				return opterror(options, "takes no value", flags);  in parse_long_opt()
265 			if (!prefixcmp(options->long_name, "no-")) {  in parse_long_opt()
272 				rest = skip_prefix(arg, options->long_name + 3);  in parse_long_opt()
278 				if (!prefixcmp(options->long_name + 3, arg)) {  in parse_long_opt()
284 			if (!strncmp(options->long_name, arg, arg_end - arg)) {  in parse_long_opt()
298 				abbrev_option = options;  in parse_long_opt()
311 			rest = skip_prefix(arg + 3, options->long_name);  in parse_long_opt()
313 			if (!rest && !prefixcmp(options->long_name, arg + 3))  in parse_long_opt()
324 		return get_value(p, options, flags);  in parse_long_opt()
340 static void check_typos(const char *arg, const struct option *options)  in check_typos()  argument
350 	for (; options->type != OPTION_END; options++) {  in check_typos()
351 		if (!options->long_name)  in check_typos()
353 		if (!prefixcmp(options->long_name, arg)) {  in check_typos()
378 		       const struct option *options,  in parse_options_step()  argument
400 				return usage_with_options_internal(usagestr, options, 0);  in parse_options_step()
401 			switch (parse_short_opt(ctx, options)) {  in parse_options_step()
403 				return parse_options_usage(usagestr, options, arg, 1);  in parse_options_step()
412 				check_typos(arg, options);  in parse_options_step()
415 					return usage_with_options_internal(usagestr, options, 0);  in parse_options_step()
417 				switch (parse_short_opt(ctx, options)) {  in parse_options_step()
419 					return parse_options_usage(usagestr, options, arg, 1);  in parse_options_step()
448 			return usage_with_options_internal(usagestr, options, 1);  in parse_options_step()
450 			return usage_with_options_internal(usagestr, options, 0);  in parse_options_step()
455 		switch (parse_long_opt(ctx, arg, options)) {  in parse_options_step()
457 			return parse_options_usage(usagestr, options, arg, 0);  in parse_options_step()
476 	parse_options_usage(usagestr, options, arg, excl_short_opt);  in parse_options_step()
480 		parse_options_usage(NULL, options, &opt, 1);  in parse_options_step()
482 		parse_options_usage(NULL, options, ctx->excl_opt->long_name, 0);  in parse_options_step()
494 int parse_options_subcommand(int argc, const char **argv, const struct option *options,  in parse_options_subcommand()  argument
518 	switch (parse_options_step(&ctx, options, usagestr)) {  in parse_options_subcommand()
524 		while (options->type != OPTION_END) {  in parse_options_subcommand()
525 			if (options->long_name)  in parse_options_subcommand()
526 				printf("--%s ", options->long_name);  in parse_options_subcommand()
527 			options++;  in parse_options_subcommand()
544 		usage_with_options(usagestr, options);  in parse_options_subcommand()
550 int parse_options(int argc, const char **argv, const struct option *options,  in parse_options()  argument
553 	return parse_options_subcommand(argc, argv, options, NULL,  in parse_options()