nexmon – Blame information for rev 1

Subversion Repositories:
Rev:
Rev Author Line No. Line
1 office 1 /* clopts_common.c
2 * Handle command-line arguments common to various programs
3 *
4 * Wireshark - Network traffic analyzer
5 * By Gerald Combs <gerald@wireshark.org>
6 * Copyright 1998 Gerald Combs
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 */
22  
23 #include "config.h"
24  
25 #include <stdlib.h>
26  
27 #include <wsutil/cmdarg_err.h>
28  
29 #include <wsutil/clopts_common.h>
30  
31 int
32 get_natural_int(const char *string, const char *name)
33 {
34 long number;
35 char *p;
36  
37 number = strtol(string, &p, 10);
38 if (p == string || *p != '\0') {
39 cmdarg_err("The specified %s \"%s\" isn't a decimal number", name, string);
40 exit(1);
41 }
42 if (number < 0) {
43 cmdarg_err("The specified %s \"%s\" is a negative number", name, string);
44 exit(1);
45 }
46 if (number > INT_MAX) {
47 cmdarg_err("The specified %s \"%s\" is too large (greater than %d)",
48 name, string, INT_MAX);
49 exit(1);
50 }
51 return (int)number;
52 }
53  
54  
55 int
56 get_positive_int(const char *string, const char *name)
57 {
58 int number;
59  
60 number = get_natural_int(string, name);
61  
62 if (number == 0) {
63 cmdarg_err("The specified %s is zero", name);
64 exit(1);
65 }
66  
67 return number;
68 }
69  
70 /*
71 * Editor modelines - http://www.wireshark.org/tools/modelines.html
72 *
73 * Local Variables:
74 * c-basic-offset: 2
75 * tab-width: 8
76 * indent-tabs-mode: nil
77 * End:
78 *
79 * ex: set shiftwidth=2 tabstop=8 expandtab:
80 * :indentSize=2:tabSize=8:noTabs=true:
81 */