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guile/libguile/options.h
Greg J. Badros c209c88e54 *.[ch]: make a distinction between SCM as a generic
name for a Scheme object (now a void*), and SCM as 32 bit word for
storing tags and immediates (now a long int).  Introduced
SCM_ASWORD and SCM_ASSCM for conversion. Fixed various dubious
code in the process: arbiter.c (use macros), unif.c (scm_array_p),
2000-03-09 18:58:58 +00:00

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/* classes: h_files */
#ifndef OPTIONSH
#define OPTIONSH
/* Copyright (C) 1995,1996 Free Software Foundation
*
* 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, or (at your option)
* any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307 USA
*
* As a special exception, the Free Software Foundation gives permission
* for additional uses of the text contained in its release of GUILE.
*
* The exception is that, if you link the GUILE library with other files
* to produce an executable, this does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* Your use of that executable is in no way restricted on account of
* linking the GUILE library code into it.
*
* This exception does not however invalidate any other reasons why
* the executable file might be covered by the GNU General Public License.
*
* This exception applies only to the code released by the
* Free Software Foundation under the name GUILE. If you copy
* code from other Free Software Foundation releases into a copy of
* GUILE, as the General Public License permits, the exception does
* not apply to the code that you add in this way. To avoid misleading
* anyone as to the status of such modified files, you must delete
* this exception notice from them.
*
* If you write modifications of your own for GUILE, it is your choice
* whether to permit this exception to apply to your modifications.
* If you do not wish that, delete this exception notice.
*
* The author can be reached at djurfeldt@nada.kth.se
* Mikael Djurfeldt, SANS/NADA KTH, 10044 STOCKHOLM, SWEDEN */
#include "libguile/__scm.h"
typedef struct scm_option
{
int type;
char *name;
/*
schizophrenic use: both SCM and int
*/
unsigned long val;
// SCM val
char *doc;
} scm_option;
#define SCM_OPTION_BOOLEAN 0
#define SCM_OPTION_INTEGER 1
#define SCM_OPTION_SCM 2
extern SCM scm_options (SCM new_mode, scm_option options[], int n, const char *s);
extern void scm_init_opts (SCM (*func) (SCM), scm_option options[], int n);
extern void scm_init_options (void);
#endif /* OPTIONSH */