2 * Handle command-line arguments common to various programs
4 * Wireshark - Network traffic analyzer
5 * By Gerald Combs <gerald@wireshark.org>
6 * Copyright 1998 Gerald Combs
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.
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.
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.
27 #include <wsutil/cmdarg_err.h>
29 #include <wsutil/clopts_common.h>
32 get_natural_int(const char *string, const char *name)
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);
43 cmdarg_err("The specified %s \"%s\" is a negative number", name, string);
46 if (number > INT_MAX) {
47 cmdarg_err("The specified %s \"%s\" is too large (greater than %d)",
48 name, string, INT_MAX);
56 get_positive_int(const char *string, const char *name)
60 number = get_natural_int(string, name);
63 cmdarg_err("The specified %s is zero", name);
71 * Editor modelines - http://www.wireshark.org/tools/modelines.html
76 * indent-tabs-mode: nil
79 * ex: set shiftwidth=2 tabstop=8 expandtab:
80 * :indentSize=2:tabSize=8:noTabs=true: