xref: /netbsd-src/tests/usr.bin/xlint/lint1/msg_339.c (revision 7d62b00eb9ad855ffcd7da46b41e23feb5476fac)
1 /*	$NetBSD: msg_339.c,v 1.3 2022/06/17 06:59:16 rillig Exp $	*/
2 # 3 "msg_339.c"
3 
4 // Test for message: option '%c' should be listed in the options string [339]
5 
6 int getopt(int, char *const *, const char *);
7 extern char *optarg;
8 
9 int
10 main(int argc, char **argv)
11 {
12 	int o;
13 
14 	/* expect+2: warning: option 'c' should be handled in the switch [338] */
15 	/* expect+1: warning: option 'd' should be handled in the switch [338] */
16 	while ((o = getopt(argc, argv, "a:bc:d")) != -1) {
17 		switch (o) {
18 		case 'a':
19 			break;
20 		case 'b':
21 			/*
22 			 * The following while loop must not finish the check
23 			 * for the getopt options.
24 			 */
25 			while (optarg[0] != '\0')
26 				optarg++;
27 			break;
28 		case 'e':
29 			/* expect-1: warning: option 'e' should be listed in the options string [339] */
30 			break;
31 		case 'f':
32 			/* expect-1: warning: option 'f' should be listed in the options string [339] */
33 			/*
34 			 * The case labels in nested switch statements are
35 			 * ignored by the check for getopt options.
36 			 */
37 			switch (optarg[0]) {
38 			case 'X':
39 				break;
40 			}
41 			break;
42 		case '?':
43 		default:
44 			break;
45 		}
46 	}
47 
48 	return 0;
49 }
50