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/*
* gpib.h - guile binding for LinuxGpib
*
* Copyright (C) 2003 Stefan Jahn <stefan@lkcc.org>
*
* LinuxGpib 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 of the License, or
* (at your option) any later version.
*
* LinuxGpib 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 LinuxGpib; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef SCM_GPIB_H
#define SCM_GPIB_H 1
#if defined (SCM_MINOR_VERSION) && (SCM_MINOR_VERSION >= 5) && \
defined (SCM_MAJOR_VERSION) && (SCM_MAJOR_VERSION >= 1)
#define SCM_VERSION_15X 1
#endif
#if defined (SCM_MINOR_VERSION) && (SCM_MINOR_VERSION >= 7) && \
defined (SCM_MAJOR_VERSION) && (SCM_MAJOR_VERSION >= 1)
#define SCM_VERSION_17X 1
#endif
#ifndef SCM_VERSION_17X
#define scm_c_string2str(obj, str, lenp) gh_scm2newstr (obj, lenp)
#endif
#ifndef SCM_VERSION_17X
#define scm_c_symbol2str(obj, str, lenp) gh_symbol2newstr (obj, lenp)
#endif
#define guile_to_string(cell) \
(SCM_NULLP (cell) ? NULL : \
(SCM_STRINGP (cell) ? scm_c_string2str (cell, NULL, NULL) : \
(SCM_SYMBOLP (cell) ? scm_c_symbol2str (cell, NULL, NULL) : NULL)))
#ifndef SCM_EXACTP
#define SCM_EXACTP(obj) SCM_NFALSEP (scm_exact_p (obj))
#endif
#ifndef SCM_NUM2INT
#define SCM_NUM2INT(pos, obj) gh_scm2int (obj)
#endif
#ifndef SCM_BOOLP
#define SCM_BOOLP(obj) SCM_NFALSEP (scm_boolean_p (obj))
#endif
#ifndef SCM_BOOL
#define SCM_BOOL(x) ((x) ? SCM_BOOL_T : SCM_BOOL_F)
#endif
#ifndef SCM_STRING_CHARS
#define SCM_STRING_CHARS(obj) ((char *) SCM_VELTS (obj))
#endif
#ifndef SCM_VERSION_15X
#define scm_c_define_gsubr(name, req, opt, rst, fcn) \
gh_new_procedure (name, fcn, req, opt, rst)
#endif
#ifndef SCM_VERSION_15X
#define scm_int2num(x) scm_long2num ((long) (x))
#endif
#ifndef SCM_VERSION_15X
#define scm_mem2string(str, len) gh_str2scm (str, len)
#endif
#ifndef SCM_VERSION_15X
#define scm_c_define(name, val) gh_define (name, val)
#endif
#endif /* SCM_GPIB_H */
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