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c209c88e54
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),
137 lines
5.2 KiB
C
137 lines
5.2 KiB
C
/* classes: h_files */
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#ifndef SRCPROPH
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#define SRCPROPH
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/* Copyright (C) 1995,1996 Free Software Foundation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA
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*
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* As a special exception, the Free Software Foundation gives permission
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* for additional uses of the text contained in its release of GUILE.
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*
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* The exception is that, if you link the GUILE library with other files
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* to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the GUILE library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the
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* Free Software Foundation under the name GUILE. If you copy
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* code from other Free Software Foundation releases into a copy of
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* GUILE, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for GUILE, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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* The author can be reached at djurfeldt@nada.kth.se
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* Mikael Djurfeldt, SANS/NADA KTH, 10044 STOCKHOLM, SWEDEN */
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/* Software engineering face-lift by Greg J. Badros, 11-Dec-1999,
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gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */
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#include "libguile/__scm.h"
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/* {The old whash table interface}
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* *fixme* This is a temporary solution until weak hash table access
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* has been optimized for speed (which is quite necessary, if they are
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* used for recording of source code positions...)
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*/
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#define scm_whash_handle SCM
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#define scm_whash_get_handle(whash, key) scm_hash_fn_get_handle (whash, key, scm_ihashq, scm_sloppy_assq, 0)
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#define SCM_WHASHFOUNDP(h) ((h) != SCM_BOOL_F)
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#define SCM_WHASHREF(whash, handle) SCM_CDR (handle)
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#define SCM_WHASHSET(whash, handle, obj) SCM_SETCDR (handle, obj)
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#define scm_whash_create_handle(whash, key) scm_hash_fn_create_handle_x (whash, key, SCM_UNSPECIFIED, scm_ihashq, scm_sloppy_assq, 0)
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#define scm_whash_lookup(whash, obj) scm_hash_fn_ref (whash, obj, SCM_BOOL_F, scm_ihashq, scm_sloppy_assq, 0)
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#define scm_whash_insert(whash, key, obj) \
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do { \
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register SCM w = (whash); \
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SCM_WHASHSET (w, scm_whash_create_handle (w, key), obj); \
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} while (0)
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/* {Source properties}
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*/
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extern long scm_tc16_srcprops;
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typedef struct scm_srcprops
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{
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unsigned long pos;
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SCM fname;
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SCM copy;
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SCM plist;
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} scm_srcprops;
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#define SRCPROPS_CHUNKSIZE 2047 /* Number of srcprops per chunk */
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typedef struct scm_srcprops_chunk
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{
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struct scm_srcprops_chunk *next;
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scm_srcprops srcprops[1];
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} scm_srcprops_chunk;
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#define SRCPROPSP(p) (SCM_NIMP(p) && (SCM_TYP16 (p) == scm_tc16_srcprops))
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#define SRCPROPBRK(p) (SCM_BOOL((1L << 16) & SCM_CARW (p)))
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#define SRCPROPPOS(p) ((scm_srcprops *) SCM_CDR (p))->pos
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#define SRCPROPLINE(p) (SRCPROPPOS(p) >> 12)
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#define SRCPROPCOL(p) (SRCPROPPOS(p) & 0x0fffL)
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#define SRCPROPFNAME(p) ((scm_srcprops *) SCM_CDR (p))->fname
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#define SRCPROPCOPY(p) ((scm_srcprops *) SCM_CDR (p))->copy
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#define SRCPROPPLIST(p) ((scm_srcprops *) SCM_CDR (p))->plist
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#define SETSRCPROPBRK(p) (SCM_SETOR_CAR (p, (1L << 16)))
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#define CLEARSRCPROPBRK(p) SCM_SETAND_CAR (p, ~(1L << 16))
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#define SRCPROPMAKPOS(l,c) (((l) << 12) + (c))
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#define SETSRCPROPPOS(p,l,c) (SRCPROPPOS (p) = SRCPROPMAKPOS (l, c))
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#define SETSRCPROPLINE(p,l) SETSRCPROPPOS (p, l, SRCPROPCOL (p))
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#define SETSRCPROPCOL(p,c) SETSRCPROPPOS (p, SRCPROPLINE (p), c)
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#define SRCBRKP(x) (SCM_NIMP (t.arg1 = scm_whash_lookup (scm_source_whash, (x)))\
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&& SRCPROPSP (t.arg1)\
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&& ((1L << 16) & SCM_ASWORD (SCM_CAR (t.arg1))))
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#define PROCTRACEP(x) SCM_NFALSEP (scm_procedure_property (x, scm_sym_trace))
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extern SCM scm_sym_filename;
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extern SCM scm_sym_copy;
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extern SCM scm_sym_line;
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extern SCM scm_sym_column;
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extern SCM scm_sym_breakpoint;
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extern SCM scm_srcprops_to_plist (SCM obj);
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extern SCM scm_make_srcprops (int line, int col, SCM fname, SCM copy, SCM plist);
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extern SCM scm_source_property (SCM obj, SCM key);
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extern SCM scm_set_source_property_x (SCM obj, SCM key, SCM datum);
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extern SCM scm_source_properties (SCM obj);
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extern SCM scm_set_source_properties_x (SCM obj, SCM props);
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extern void scm_finish_srcprop (void);
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extern void scm_init_srcprop (void);
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#endif /* SRCPROPH */
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