88 ckstr_val(char *regexp[], int length, char *input)  in ckstr_val()  argument
94 	if (length && (strlen(input) > (size_t)length)) {  in ckstr_val()
103 			valid = __step(input, expbuf);  in ckstr_val()
107 	} else if (strpbrk(input, " \t")) {  in ckstr_val()
115 ckstr_err(char *regexp[], int length, char *error, char *input)  in ckstr_err()  argument
120 	if (input) {  in ckstr_err()
121 		if (ckstr_val(regexp, length, input)) {  in ckstr_err()
148 	char	input[MAX_INPUT],  in ckstr()  local
158 	if (getinput(input))  in ckstr()
161 	n = (int)strlen(input);  in ckstr()
170 	if (strcmp(input, "?") == 0) {  in ckstr()
176 	if (ckquit && (strcmp(input, "q") == 0)) {  in ckstr()
177 		(void) strcpy(strval, input);  in ckstr()
180 	if (ckstr_val(regexp, length, input)) {  in ckstr()
185 	(void) strcpy(strval, input);  in ckstr()