6 /* Copyright (C) 1995,1996,1998,2000,2001 Free Software Foundation, Inc.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2, or (at your option)
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this software; see the file COPYING. If not, write to
20 * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
21 * Boston, MA 02111-1307 USA
23 * As a special exception, the Free Software Foundation gives permission
24 * for additional uses of the text contained in its release of GUILE.
26 * The exception is that, if you link the GUILE library with other files
27 * to produce an executable, this does not by itself cause the
28 * resulting executable to be covered by the GNU General Public License.
29 * Your use of that executable is in no way restricted on account of
30 * linking the GUILE library code into it.
32 * This exception does not however invalidate any other reasons why
33 * the executable file might be covered by the GNU General Public License.
35 * This exception applies only to the code released by the
36 * Free Software Foundation under the name GUILE. If you copy
37 * code from other Free Software Foundation releases into a copy of
38 * GUILE, as the General Public License permits, the exception does
39 * not apply to the code that you add in this way. To avoid misleading
40 * anyone as to the status of such modified files, you must delete
41 * this exception notice from them.
43 * If you write modifications of your own for GUILE, it is your choice
44 * whether to permit this exception to apply to your modifications.
45 * If you do not wish that, delete this exception notice. */
49 #include "libguile/__scm.h"
53 #define SCM_GSUBR_MAKTYPE(req, opt, rst) ((req)|((opt)<<4)|((rst)<<8))
54 #define SCM_GSUBR_REQ(x) ((long)(x)&0xf)
55 #define SCM_GSUBR_OPT(x) (((long)(x)&0xf0)>>4)
56 #define SCM_GSUBR_REST(x) ((long)(x)>>8)
58 #define SCM_GSUBR_MAX 10
59 #define SCM_GSUBR_TYPE(cclo) (SCM_CCLO_REF ((cclo), 1))
60 #define SCM_SET_GSUBR_TYPE(cclo, type) (SCM_CCLO_SET ((cclo), 1, (type)))
61 #define SCM_GSUBR_PROC(cclo) (SCM_CCLO_REF ((cclo), 2))
62 #define SCM_SET_GSUBR_PROC(cclo, proc) (SCM_CCLO_SET ((cclo), 2, (proc)))
64 SCM_API SCM scm_f_gsubr_apply
;
66 SCM_API SCM
scm_c_make_gsubr (const char *name
,
67 int req
, int opt
, int rst
, SCM (*fcn
) ());
68 SCM_API SCM
scm_c_make_gsubr_with_generic (const char *name
,
69 int req
, int opt
, int rst
,
70 SCM (*fcn
) (), SCM
*gf
);
71 SCM_API SCM
scm_c_define_gsubr (const char *name
,
72 int req
, int opt
, int rst
, SCM (*fcn
) ());
73 SCM_API SCM
scm_c_define_gsubr_with_generic (const char *name
,
74 int req
, int opt
, int rst
,
75 SCM (*fcn
) (), SCM
*gf
);
77 SCM_API SCM
scm_gsubr_apply (SCM args
);
78 SCM_API
void scm_init_gsubr (void);
80 #endif /* SCM_GSUBR_H */