* * options.c: New file: handling of run time options.
[bpt/guile.git] / libguile / options.h
1 /* classes: h_files */
2
3 #ifndef OPTIONSH
4 #define OPTIONSH
5 /* Copyright (C) 1995,1996 Mikael Djurfeldt
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this software; see the file COPYING. If not, write to
19 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
20 *
21 * As a special exception, the Free Software Foundation gives permission
22 * for additional uses of the text contained in its release of GUILE.
23 *
24 * The exception is that, if you link the GUILE library with other files
25 * to produce an executable, this does not by itself cause the
26 * resulting executable to be covered by the GNU General Public License.
27 * Your use of that executable is in no way restricted on account of
28 * linking the GUILE library code into it.
29 *
30 * This exception does not however invalidate any other reasons why
31 * the executable file might be covered by the GNU General Public License.
32 *
33 * This exception applies only to the code released by the
34 * Free Software Foundation under the name GUILE. If you copy
35 * code from other Free Software Foundation releases into a copy of
36 * GUILE, as the General Public License permits, the exception does
37 * not apply to the code that you add in this way. To avoid misleading
38 * anyone as to the status of such modified files, you must delete
39 * this exception notice from them.
40 *
41 * If you write modifications of your own for GUILE, it is your choice
42 * whether to permit this exception to apply to your modifications.
43 * If you do not wish that, delete this exception notice.
44 *
45 * The author can be reached at djurfeldt@nada.kth.se
46 * Mikael Djurfeldt, SANS/NADA KTH, 10044 STOCKHOLM, SWEDEN
47 */
48 \f
49
50 #include "__scm.h"
51
52 \f
53
54 typedef struct scm_option
55 {
56 int type;
57 char *name;
58 int val;
59 SCM sym;
60 } scm_option;
61
62 #define SCM_OPTION_BOOLEAN 0
63 #define SCM_OPTION_INTEGER 1
64
65 #ifdef __STDC__
66 extern SCM scm_change_options (SCM new_mode, scm_option options[], int n, char *s);
67 extern void scm_init_opts (SCM (*func) (SCM), scm_option options[], int n);
68 extern void scm_init_options (void);
69 #else /* STDC */
70 extern SCM scm_change_options ();
71 extern void scm_init_opts ();
72 extern void scm_init_options ();
73 #endif /* STDC */
74
75 #endif /* OPTIONSH */