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msg_339.c revision 1.4 
      1 /*	$NetBSD: msg_339.c,v 1.4 2023/03/28 14:44:35 rillig Exp $	*/
      2 # 3 "msg_339.c"
      3 
      4 // Test for message: option '%c' should be listed in the options string [339]
      5 
      6 /* lint1-extra-flags: -X 351 */
      7 
      8 int getopt(int, char *const *, const char *);
      9 extern char *optarg;
     10 
     11 int
     12 main(int argc, char **argv)
     13 {
     14 	int o;
     15 
     16 	/* expect+2: warning: option 'c' should be handled in the switch [338] */
     17 	/* expect+1: warning: option 'd' should be handled in the switch [338] */
     18 	while ((o = getopt(argc, argv, "a:bc:d")) != -1) {
     19 		switch (o) {
     20 		case 'a':
     21 			break;
     22 		case 'b':
     23 			/*
     24 			 * The following while loop must not finish the check
     25 			 * for the getopt options.
     26 			 */
     27 			while (optarg[0] != '\0')
     28 				optarg++;
     29 			break;
     30 		case 'e':
     31 			/* expect-1: warning: option 'e' should be listed in the options string [339] */
     32 			break;
     33 		case 'f':
     34 			/* expect-1: warning: option 'f' should be listed in the options string [339] */
     35 			/*
     36 			 * The case labels in nested switch statements are
     37 			 * ignored by the check for getopt options.
     38 			 */
     39 			switch (optarg[0]) {
     40 			case 'X':
     41 				break;
     42 			}
     43 			break;
     44 		case '?':
     45 		default:
     46 			break;
     47 		}
     48 	}
     49 
     50 	return 0;
     51 }
     52