1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
/*
* copyright reporter
* (just avoids having the info in more than one place in the source)
* Copyright (C) 2001 Henry Spencer.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <getopt.h>
#include <freeswan.h>
char usage[] = "Usage: ipsec _copyright";
struct option opts[] = {
{"help", 0, NULL, 'h',},
{"version", 0, NULL, 'v',},
{0, 0, NULL, 0, },
};
char me[] = "ipsec _copyright"; /* for messages */
int
main(int argc, char *argv[])
{
int opt;
extern int optind;
int errflg = 0;
const char **notice = ipsec_copyright_notice();
const char **co;
while ((opt = getopt_long(argc, argv, "", opts, NULL)) != EOF)
switch (opt) {
case 'h': /* help */
printf("%s\n", usage);
exit(0);
break;
case 'v': /* version */
printf("%s strongSwan "VERSION"\n", me);
exit(0);
break;
case '?':
default:
errflg = 1;
break;
}
if (errflg || optind != argc) {
fprintf(stderr, "%s\n", usage);
exit(2);
}
for (co = notice; *co != NULL; co++)
printf("%s\n", *co);
exit(0);
}
|
