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guile/libguile/procs.h
Jim Blandy b4309c3c5a * alist.h, append.h, arbiters.h, async.h, boolean.h, chars.h,
continuations.h, debug.h, dynwind.h, error.h, eval.h, fdsocket.h,
feature.h, filesys.h, fports.h, gc.h, gdbint.h, genio.h, gsubr.h,
hash.h, init.h, ioext.h, kw.h, list.h, markers.h, marksweep.h,
mbstrings.h, numbers.h, objprop.h, options.h, pairs.h, ports.h,
posix.h, print.h, procprop.h, procs.h, ramap.h, read.h, root.h,
sequences.h, smob.h, socket.h, srcprop.h, stackchk.h, stime.h,
strings.h, strop.h, strorder.h, strports.h, struct.h, symbols.h,
tag.h, throw.h, unif.h, variable.h, vectors.h, version.h,
vports.h, weaks.h: #include "libguile/__scm.h", not
<libguile/__scm.h>.  This allows 'gcc -MM' to determine which
dependencies are within libguile properly.
1996-09-05 21:19:08 +00:00

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/* classes: h_files */
#ifndef PROCSH
#define PROCSH
/* Copyright (C) 1995,1996 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, 675 Mass Ave, Cambridge, MA 02139, 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"
/* Subrs
*/
typedef struct scm_subr
{
long sname;
SCM (*cproc) ();
} scm_subr;
typedef struct scm_iproc
{
char *scm_string;
SCM (*cproc) ();
} scm_iproc;
typedef struct scm_dsubr
{
long sname;
double (*dproc) ();
} scm_dsubr;
#define SCM_SNAME(x) ((SCM_CAR(x)>>8)?(SCM)(scm_heap_org+(SCM_CAR(x)>>8)):scm_nullstr)
#define SCM_SUBRF(x) (((scm_subr *)(SCM2PTR(x)))->cproc)
#define SCM_DSUBRF(x) (((scm_dsubr *)(SCM2PTR(x)))->dproc)
#define SCM_CCLO_SUBR(x) (SCM_VELTS(x)[0])
/* Closures
*/
#define SCM_CLOSUREP(x) (SCM_TYP3(x)==scm_tc3_closure)
#define SCM_CLOSCAR(x) (SCM_CAR(x)-scm_tc3_closure)
#define SCM_CODE(x) SCM_CAR(SCM_CLOSCAR (x))
#define SCM_PROCPROPS(x) SCM_CDR(SCM_CLOSCAR (x))
#define SCM_SETCODE(x, e) SCM_CAR(x) = (scm_cons ((e), SCM_EOL) + scm_tc3_closure)
#define SCM_ENV(x) SCM_CDR(x)
#define SCM_TOP_LEVEL(SCM_ENV) (SCM_NULLP(SCM_ENV) || (SCM_BOOL_T == scm_procedure_p (SCM_CAR (SCM_ENV))))
#ifdef __STDC__
extern SCM scm_make_subr (char *name, int type, SCM (*fcn) ());
extern SCM scm_makcclo (SCM proc, long len);
extern SCM scm_procedure_p (SCM obj);
extern void scm_init_iprocs(scm_iproc *subra, int type);
extern void scm_init_procs (void);
#else /* STDC */
extern SCM scm_make_subr ();
extern SCM scm_makcclo ();
extern SCM scm_procedure_p ();
extern void scm_init_iprocs();
extern void scm_init_procs ();
#endif /* STDC */
#endif /* PROCSH */