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authorcvs2svn <admin@example.com>2025-04-14 17:32:06 +0000
committercvs2svn <admin@example.com>2025-04-14 17:32:06 +0000
commiteb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch)
treeedb6da6af7e865d488dc1a29309f1e1ec226e603 /src/regress/lib/libc/getopt/getopt-test.c
parent247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff)
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This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/regress/lib/libc/getopt/getopt-test.c')
-rw-r--r--src/regress/lib/libc/getopt/getopt-test.c59
1 files changed, 0 insertions, 59 deletions
diff --git a/src/regress/lib/libc/getopt/getopt-test.c b/src/regress/lib/libc/getopt/getopt-test.c
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1/* $OpenBSD: getopt-test.c,v 1.1 2020/03/23 03:01:21 schwarze Exp $ */
2/*
3 * Copyright (c) 2020 Ingo Schwarze <schwarze@openbsd.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17#include <stdio.h>
18#include <stdlib.h>
19#include <unistd.h>
20
21/*
22 * Process command line options and arguments according to the
23 * optstring in the environment variable OPTS. Write:
24 * OPT(c) for an option "-c" without an option argument
25 * OPT(carg) for an option "-c" with an option argument "arg"
26 * ARG(arg) for a non-option argument "arg"
27 * NONE(arg) for a non-option argument "arg" processed with OPTS =~ ^-
28 * ERR(?c) for an invalid option "-c", or one lacking an argument
29 * ERR(:c) for an option "-c" lacking an argument while OPTS =~ ^:
30 */
31int
32main(int argc, char *argv[])
33{
34 char *optstring;
35 int ch;
36
37 if ((optstring = getenv("OPTS")) == NULL)
38 optstring = "";
39
40 opterr = 0;
41 while ((ch = getopt(argc, argv, optstring)) != -1) {
42 switch (ch) {
43 case '\1':
44 printf("NONE(%s)", optarg);
45 break;
46 case ':':
47 case '?':
48 printf("ERR(%c%c)", ch, optopt);
49 break;
50 default:
51 printf("OPT(%c%s)", ch, optarg == NULL ? "" : optarg);
52 break;
53 }
54 }
55 while (optind < argc)
56 printf("ARG(%s)", argv[optind++]);
57 putchar('\n');
58 return 0;
59}