/* classes: h_files */

#ifndef SCM_MACROS_H
#define SCM_MACROS_H
/* Copyright (C) 1998,2000,2001 Free Software Foundation, Inc.
 * 
 * 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.  */


#include "libguile/__scm.h"



#define SCM_ASSYNT(_cond, _msg, _subr) \
  if (!(_cond)) scm_misc_error (_subr, _msg, SCM_EOL);

#define SCM_MACROP(x) SCM_TYP16_PREDICATE (scm_tc16_macro, (x))
#define SCM_MACRO_TYPE(m) (SCM_CELL_WORD_0 (m) >> 16)
#define SCM_MACRO_CODE(m) SCM_CELL_OBJECT_1 (m)

extern scm_t_bits scm_tc16_macro;

extern SCM scm_makacro (SCM code);
extern SCM scm_makmacro (SCM code);
extern SCM scm_makmmacro (SCM code);
extern SCM scm_macro_p (SCM obj);
extern SCM scm_macro_type (SCM m);
extern SCM scm_macro_name (SCM m);
extern SCM scm_macro_transformer (SCM m);
extern SCM scm_make_synt (const char *name,
                          SCM (*macroizer) (SCM),
                          SCM (*fcn) ());
extern void scm_init_macros (void);

#endif /* SCM_MACROS_H */

/*
  Local Variables:
  c-file-style: "gnu"
  End:
*/