20 static int opterror(const struct option *opt, const char *reason, int flags)  in opterror()  argument
23 		fprintf(stderr, " Error: switch `%c' %s", opt->short_name, reason);  in opterror()
25 		fprintf(stderr, " Error: option `no-%s' %s", opt->long_name, reason);  in opterror()
27 		fprintf(stderr, " Error: option `%s' %s", opt->long_name, reason);  in opterror()
38 static void optwarning(const struct option *opt, const char *reason, int flags)  in optwarning()  argument
41 		fprintf(stderr, " Warning: switch `%c' %s", opt->short_name, reason);  in optwarning()
43 		fprintf(stderr, " Warning: option `no-%s' %s", opt->long_name, reason);  in optwarning()
45 		fprintf(stderr, " Warning: option `%s' %s", opt->long_name, reason);  in optwarning()
48 static int get_arg(struct parse_opt_ctx_t *p, const struct option *opt,  in get_arg()  argument
53 	if (p->opt) {  in get_arg()
54 		res = p->opt;  in get_arg()
55 		p->opt = NULL;  in get_arg()
56 	} else if ((opt->flags & PARSE_OPT_LASTARG_DEFAULT) && (p->argc == 1 ||  in get_arg()
58 		res = (const char *)opt->defval;  in get_arg()
63 		return opterror(opt, "requires a value", flags);  in get_arg()
70 		     const struct option *opt, int flags)  in get_value()  argument
76 	if (unset && p->opt)  in get_value()
77 		return opterror(opt, "takes no value", flags);  in get_value()
78 	if (unset && (opt->flags & PARSE_OPT_NONEG))  in get_value()
79 		return opterror(opt, "isn't available", flags);  in get_value()
80 	if (opt->flags & PARSE_OPT_DISABLED)  in get_value()
81 		return opterror(opt, "is not usable", flags);  in get_value()
83 	if (opt->flags & PARSE_OPT_EXCLUSIVE) {  in get_value()
84 		if (p->excl_opt && p->excl_opt != opt) {  in get_value()
95 			opterror(opt, msg, flags);  in get_value()
98 		p->excl_opt = opt;  in get_value()
100 	if (!(flags & OPT_SHORT) && p->opt) {  in get_value()
101 		switch (opt->type) {  in get_value()
103 			if (!(opt->flags & PARSE_OPT_NOARG))  in get_value()
111 			return opterror(opt, "takes no value", flags);  in get_value()
126 	if (opt->flags & PARSE_OPT_NOBUILD) {  in get_value()
131 				opt->flags & PARSE_OPT_CANSKIP ?  in get_value()
134 				opt->build_opt);  in get_value()
138 			strncpy(reason, opt->flags & PARSE_OPT_CANSKIP ?  in get_value()
143 		if (!(opt->flags & PARSE_OPT_CANSKIP))  in get_value()
144 			return opterror(opt, reason, flags);  in get_value()
149 		if (opt->flags & PARSE_OPT_NOARG)  in get_value()
151 		if (opt->flags & PARSE_OPT_OPTARG && !p->opt)  in get_value()
154 		switch (opt->type) {  in get_value()
177 			err = get_arg(p, opt, flags, NULL);  in get_value()
181 		optwarning(opt, reason, flags);  in get_value()
185 	switch (opt->type) {  in get_value()
188 			*(int *)opt->value &= ~opt->defval;  in get_value()
190 			*(int *)opt->value |= opt->defval;  in get_value()
194 		*(bool *)opt->value = unset ? false : true;  in get_value()
195 		if (opt->set)  in get_value()
196 			*(bool *)opt->set = true;  in get_value()
200 		*(int *)opt->value = unset ? 0 : *(int *)opt->value + 1;  in get_value()
204 		*(unsigned int *)opt->value = unset ? 0 : opt->defval;  in get_value()
208 		*(void **)opt->value = unset ? NULL : (void *)opt->defval;  in get_value()
214 			*(const char **)opt->value = NULL;  in get_value()
215 		else if (opt->flags & PARSE_OPT_OPTARG && !p->opt)  in get_value()
216 			*(const char **)opt->value = (const char *)opt->defval;  in get_value()
218 			err = get_arg(p, opt, flags, (const char **)opt->value);  in get_value()
220 		if (opt->set)  in get_value()
221 			*(bool *)opt->set = true;  in get_value()
224 		if (opt->flags & PARSE_OPT_NOEMPTY) {  in get_value()
225 			const char *val = *(const char **)opt->value;  in get_value()
232 				*(const char **)opt->value = NULL;  in get_value()
240 		if (opt->set)  in get_value()
241 			*(bool *)opt->set = true;  in get_value()
244 			return (*opt->callback)(opt, NULL, 1) ? (-1) : 0;  in get_value()
245 		if (opt->flags & PARSE_OPT_NOARG)  in get_value()
246 			return (*opt->callback)(opt, NULL, 0) ? (-1) : 0;  in get_value()
247 		if (opt->flags & PARSE_OPT_OPTARG && !p->opt)  in get_value()
248 			return (*opt->callback)(opt, NULL, 0) ? (-1) : 0;  in get_value()
249 		if (get_arg(p, opt, flags, &arg))  in get_value()
251 		return (*opt->callback)(opt, arg, 0) ? (-1) : 0;  in get_value()
255 			*(int *)opt->value = 0;  in get_value()
258 		if (opt->flags & PARSE_OPT_OPTARG && !p->opt) {  in get_value()
259 			*(int *)opt->value = opt->defval;  in get_value()
262 		if (get_arg(p, opt, flags, &arg))  in get_value()
264 		*(int *)opt->value = strtol(arg, (char **)&s, 10);  in get_value()
266 			return opterror(opt, "expects a numerical value", flags);  in get_value()
271 			*(unsigned int *)opt->value = 0;  in get_value()
274 		if (opt->flags & PARSE_OPT_OPTARG && !p->opt) {  in get_value()
275 			*(unsigned int *)opt->value = opt->defval;  in get_value()
278 		if (get_arg(p, opt, flags, &arg))  in get_value()
281 			return opterror(opt, "expects an unsigned numerical value", flags);  in get_value()
282 		*(unsigned int *)opt->value = strtol(arg, (char **)&s, 10);  in get_value()
284 			return opterror(opt, "expects a numerical value", flags);  in get_value()
289 			*(long *)opt->value = 0;  in get_value()
292 		if (opt->flags & PARSE_OPT_OPTARG && !p->opt) {  in get_value()
293 			*(long *)opt->value = opt->defval;  in get_value()
296 		if (get_arg(p, opt, flags, &arg))  in get_value()
298 		*(long *)opt->value = strtol(arg, (char **)&s, 10);  in get_value()
300 			return opterror(opt, "expects a numerical value", flags);  in get_value()
305 			*(unsigned long *)opt->value = 0;  in get_value()
308 		if (opt->flags & PARSE_OPT_OPTARG && !p->opt) {  in get_value()
309 			*(unsigned long *)opt->value = opt->defval;  in get_value()
312 		if (get_arg(p, opt, flags, &arg))  in get_value()
314 		*(unsigned long *)opt->value = strtoul(arg, (char **)&s, 10);  in get_value()
316 			return opterror(opt, "expects a numerical value", flags);  in get_value()
321 			*(u64 *)opt->value = 0;  in get_value()
324 		if (opt->flags & PARSE_OPT_OPTARG && !p->opt) {  in get_value()
325 			*(u64 *)opt->value = opt->defval;  in get_value()
328 		if (get_arg(p, opt, flags, &arg))  in get_value()
331 			return opterror(opt, "expects an unsigned numerical value", flags);  in get_value()
332 		*(u64 *)opt->value = strtoull(arg, (char **)&s, 10);  in get_value()
334 			return opterror(opt, "expects a numerical value", flags);  in get_value()
349 		if (options->short_name == *p->opt) {  in parse_short_opt()
350 			p->opt = p->opt[1] ? p->opt + 1 : NULL;  in parse_short_opt()
425 					p->opt = arg_end + 1;  in parse_long_opt()
450 			p->opt = rest + 1;  in parse_long_opt()
523 	ctx->opt = NULL;  in parse_options_step()
535 			ctx->opt = ++arg;  in parse_options_step()
536 			if (internal_help && *ctx->opt == 'h') {  in parse_options_step()
549 			if (ctx->opt)  in parse_options_step()
551 			while (ctx->opt) {  in parse_options_step()
552 				if (internal_help && *ctx->opt == 'h')  in parse_options_step()
554 				arg = ctx->opt;  in parse_options_step()
564 					ctx->argv[0] = strdup(ctx->opt - 1);  in parse_options_step()
609 		ctx->opt = NULL;  in parse_options_step()
617 		char opt = ctx->excl_opt->short_name;  in parse_options_step()  local
618 		parse_options_usage(NULL, options, &opt, 1);  in parse_options_step()
679 			astrcatf(&error_buf, "unknown switch `%c'", *ctx.opt);  in parse_options_subcommand()
811 	struct option *opt, *ordered, *group;  in options__order()  local
823 	for (opt = group = ordered; opt->type != OPTION_END; opt++) {  in options__order()
824 		if (opt->type == OPTION_GROUP) {  in options__order()
825 			qsort(group, nr_group, sizeof(*opt), option__cmp);  in options__order()
826 			group = opt + 1;  in options__order()
832 	qsort(group, nr_group, sizeof(*opt), option__cmp);  in options__order()
838 static bool option__in_argv(const struct option *opt, const struct parse_opt_ctx_t *ctx)  in option__in_argv()  argument
847 				if (arg[0] == opt->short_name)  in option__in_argv()
852 			if (opt->long_name && strcmp(opt->long_name, arg) == 0)  in option__in_argv()
855 			if (opt->help && strcasestr(opt->help, arg) != NULL)  in option__in_argv()
861 		if (arg[1] == opt->short_name ||  in option__in_argv()
862 		    (arg[1] == '-' && opt->long_name && strcmp(opt->long_name, arg + 2) == 0))  in option__in_argv()
944 		goto opt;  in parse_options_usage()
957 opt:  in parse_options_usage()
981 int parse_opt_verbosity_cb(const struct option *opt,  in parse_opt_verbosity_cb()  argument
985 	int *target = opt->value;  in parse_opt_verbosity_cb()
990 	else if (opt->short_name == 'v') {  in parse_opt_verbosity_cb()
1019 	struct option *opt = find_option(opts, shortopt, longopt);  in set_option_flag()  local
1021 	if (opt)  in set_option_flag()
1022 		opt->flags |= flag;  in set_option_flag()
1031 	struct option *opt = find_option(opts, shortopt, longopt);  in set_option_nobuild()  local
1033 	if (!opt)  in set_option_nobuild()
1036 	opt->flags |= PARSE_OPT_NOBUILD;  in set_option_nobuild()
1037 	opt->flags |= can_skip ? PARSE_OPT_CANSKIP : 0;  in set_option_nobuild()
1038 	opt->build_opt = build_opt;  in set_option_nobuild()