86 ckstr_val(char *regexp[], int length, char *input)  in ckstr_val()  argument
92 	if (length && (strlen(input) > (size_t)length)) {  in ckstr_val()
101 			valid = __step(input, expbuf);  in ckstr_val()
105 	} else if (strpbrk(input, " \t")) {  in ckstr_val()
113 ckstr_err(char *regexp[], int length, char *error, char *input)  in ckstr_err()  argument
118 	if (input) {  in ckstr_err()
119 		if (ckstr_val(regexp, length, input)) {  in ckstr_err()
147 	char	input[MAX_INPUT],  in ckstr()  local
157 	if (getinput(input))  in ckstr()
160 	n = (int)strlen(input);  in ckstr()
169 	if (strcmp(input, "?") == 0) {  in ckstr()
175 	if (ckquit && (strcmp(input, "q") == 0)) {  in ckstr()
176 		(void) strcpy(strval, input);  in ckstr()
179 	if (ckstr_val(regexp, length, input)) {  in ckstr()
185 	(void) strcpy(strval, input);  in ckstr()