2 * CDE - Common Desktop Environment
4 * Copyright (c) 1993-2012, The Open Group. All rights reserved.
6 * These libraries and programs are free software; you can
7 * redistribute them and/or modify them under the terms of the GNU
8 * Lesser General Public License as published by the Free Software
9 * Foundation; either version 2 of the License, or (at your option)
12 * These libraries and programs are distributed in the hope that
13 * they will be useful, but WITHOUT ANY WARRANTY; without even the
14 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
15 * PURPOSE. See the GNU Lesser General Public License for more
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with these libraries and programs; if not, write
20 * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
21 * Floor, Boston, MA 02110-1301 USA
23 /* $XConsortium: Options.C /main/1 1996/07/29 16:59:26 cde-hp $ */
24 // Derived from comp.sources.unix/volume3/att_getopt.
26 #ifndef Options_DEF_INCLUDED
27 #define Options_DEF_INCLUDED 1
30 #define OPTION_CHAR T('-')
34 namespace SP_NAMESPACE {
38 Options<T>::Options(int argc, T *const *argv, const T *opts)
39 : argc_(argc), argv_(argv), opts_(opts), ind_(1), sp_(1)
44 const T *Options<T>::search(T c) const
46 for (const T *s = opts_; *s; s++)
53 bool Options<T>::get(T &c)
60 #ifdef OTHER_OPTION_CHAR
61 argv_[ind_][0] != OTHER_OPTION_CHAR &&
63 argv_[ind_][0] != OPTION_CHAR) || argv_[ind_][1] == 0) {
66 for (i = ind_; i < argc_; i++)
68 #ifdef OTHER_OPTION_CHAR
69 argv_[i][0] == OTHER_OPTION_CHAR ||
71 argv_[i][0] == OPTION_CHAR) && argv_[i][1] != 0)
75 if (c != T(':') && c != OPTION_CHAR
76 && (cp = search(c)) != 0
77 && cp[1] == T(':') && argv_[i][2] == 0 && i < argc_ - 1) {
80 T *temp2 = argv_[i + 1];
81 for (j = i - 1; j >= ind_; j--)
82 argv_[j+2] = argv_[j];
84 argv_[ind_ + 1] = temp2;
89 for (j = i - 1; j >= ind_; j--)
90 argv_[j+1] = argv_[j];
98 if ((argv_[ind_][0] == OPTION_CHAR && argv_[ind_][1] == OPTION_CHAR
99 && argv_[ind_][2] == 0)
100 #ifdef OTHER_OPTION_CHAR
101 || (argv_[ind_][0] == OTHER_OPTION_CHAR
102 && argv_[ind_][1] == OTHER_OPTION_CHAR
103 && argv_[ind_][2] == 0)
110 opt_ = c = argv_[ind_][sp_];
111 if (c == T(':') || (cp = search(c)) == 0) {
112 if (argv_[ind_][++sp_] == 0) {
119 if (*++cp == T(':')) {
120 if (argv_[ind_][sp_ + 1] != 0)
121 arg_ = &argv_[ind_++][sp_ + 1];
122 else if (++ind_ >= argc_) {
124 c = (*opts_ == T(':') ? T(':') : T('?'));
128 arg_ = argv_[ind_++];
132 if (argv_[ind_][++sp_] == 0) {
145 #endif /* not Options_DEF_INCLUDED */