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- /* classes: h_files */
-
- #ifndef SRCPROPH
- #define SRCPROPH
- /* Copyright (C) 1995,1996 Free Software Foundation
- *
- * 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.
- *
- * The author can be reached at djurfeldt@nada.kth.se
- * Mikael Djurfeldt, SANS/NADA KTH, 10044 STOCKHOLM, SWEDEN */
-
-
- #include "libguile/__scm.h"
-
-
-
- /* {The old whash table interface}
- * *fixme* This is a temporary solution until weak hash table access
- * has been optimized for speed (which is quite necessary, if they are
- * used for recording of source code positions...)
- */
-
- #define scm_whash_handle SCM
-
- #define scm_whash_get_handle(whash, key) scm_hash_fn_get_handle (whash, key, scm_ihashq, scm_sloppy_assq, 0)
- #define SCM_WHASHFOUNDP(h) ((h) != SCM_BOOL_F)
- #define SCM_WHASHREF(whash, handle) SCM_CDR (handle)
- #define SCM_WHASHSET(whash, handle, obj) SCM_SETCDR (handle, obj)
- #define scm_whash_create_handle(whash, key) scm_hash_fn_create_handle_x (whash, key, SCM_UNSPECIFIED, scm_ihashq, scm_sloppy_assq, 0)
- #define scm_whash_lookup(whash, obj) scm_hash_fn_ref (whash, obj, SCM_BOOL_F, scm_ihashq, scm_sloppy_assq, 0)
- #define scm_whash_insert(whash, key, obj) \
- { \
- register SCM w = (whash); \
- SCM_WHASHSET (w, scm_whash_create_handle (w, key), obj); \
- } \
-
-
- /* {Source properties}
- */
-
- extern long scm_tc16_srcprops;
-
- typedef struct scm_srcprops
- {
- unsigned long pos;
- SCM fname;
- SCM copy;
- SCM plist;
- } scm_srcprops;
-
- #define SRCPROPS_CHUNKSIZE 2047 /* Number of srcprops per chunk */
- typedef struct scm_srcprops_chunk
- {
- struct scm_srcprops_chunk *next;
- scm_srcprops srcprops[1];
- } scm_srcprops_chunk;
-
- #define SRCPROPSP(p) (SCM_TYP16 (p) == scm_tc16_srcprops)
- #define SRCPROPBRK(p) ((1L << 16) & SCM_CAR (p) ? SCM_BOOL_T : SCM_BOOL_F)
- #define SRCPROPPOS(p) ((scm_srcprops *) SCM_CDR (p))->pos
- #define SRCPROPLINE(p) (SRCPROPPOS(p) >> 12)
- #define SRCPROPCOL(p) (SRCPROPPOS(p) & 0x0fffL)
- #define SRCPROPFNAME(p) ((scm_srcprops *) SCM_CDR (p))->fname
- #define SRCPROPCOPY(p) ((scm_srcprops *) SCM_CDR (p))->copy
- #define SRCPROPPLIST(p) ((scm_srcprops *) SCM_CDR (p))->plist
- #define SETSRCPROPBRK(p) (SCM_SETOR_CAR (p, (1L << 16)))
- #define CLEARSRCPROPBRK(p) SCM_SETAND_CAR (p, ~(1L << 16))
- #define SRCPROPMAKPOS(l,c) (((l) << 12) + (c))
- #define SETSRCPROPPOS(p,l,c) (SRCPROPPOS (p) = SRCPROPMAKPOS (l, c))
- #define SETSRCPROPLINE(p,l) SETSRCPROPPOS (p, l, SRCPROPCOL (p))
- #define SETSRCPROPCOL(p,c) SETSRCPROPPOS (p, SRCPROPLINE (p), c)
-
- #define SRCBRKP(x) (SCM_NIMP (t.arg1 = scm_whash_lookup (scm_source_whash, (x)))\
- && SRCPROPSP (t.arg1)\
- && (1L << 16) & SCM_CAR (t.arg1))
-
- #define PROCTRACEP(x) SCM_NFALSEP (scm_procedure_property (x, scm_i_trace))
-
- extern SCM scm_i_filename;
- extern SCM scm_i_copy;
- extern SCM scm_i_line;
- extern SCM scm_i_column;
- extern SCM scm_i_breakpoint;
-
-
-
-
- extern SCM scm_srcprops_to_plist SCM_P ((SCM obj));
- extern SCM scm_make_srcprops SCM_P ((int line, int col, SCM fname, SCM copy, SCM plist));
- extern SCM scm_source_property SCM_P ((SCM obj, SCM key));
- extern SCM scm_set_source_property_x SCM_P ((SCM obj, SCM key, SCM datum));
- extern SCM scm_source_properties SCM_P ((SCM obj));
- extern SCM scm_set_source_properties_x SCM_P ((SCM obj, SCM props));
- extern void scm_finish_srcprop SCM_P ((void));
- extern void scm_init_srcprop SCM_P ((void));
-
- #endif /* SRCPROPH */
-