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- /* classes: h_files */
-
- #ifndef GCH
- #define GCH
- /* Copyright (C) 1995, 1996, 1998 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_FREEP(x) (SCM_CAR(x)==scm_tc_free_cell)
- #define SCM_NFREEP(x) (!SCM_FREEP(x))
-
- extern struct scm_heap_seg_data *scm_heap_table;
- extern int scm_n_heap_segs;
- extern int scm_take_stdin;
- extern int scm_block_gc;
- extern int scm_gc_heap_lock;
-
-
-
- extern unsigned long scm_heap_size;
- extern SCM_CELLPTR scm_heap_org;
- extern SCM scm_freelist;
- extern unsigned long scm_gc_cells_collected;
- extern unsigned long scm_gc_malloc_collected;
- extern unsigned long scm_gc_ports_collected;
- extern unsigned long scm_cells_allocated;
- extern unsigned long scm_mallocated;
- extern unsigned long scm_mtrigger;
-
- #ifdef DEBUG_FREELIST
- extern void scm_debug_newcell SCM_P ((SCM *into));
- #endif
-
-
-
- extern SCM scm_object_addr SCM_P ((SCM obj));
- extern SCM scm_unhash_name SCM_P ((SCM name));
- extern SCM scm_gc_stats SCM_P ((void));
- extern void scm_gc_start SCM_P ((char *what));
- extern void scm_gc_end SCM_P ((void));
- extern SCM scm_gc SCM_P ((void));
- extern void scm_gc_for_alloc SCM_P ((int ncells, SCM * freelistp));
- extern SCM scm_gc_for_newcell SCM_P ((void));
- extern void scm_igc SCM_P ((char *what));
- extern void scm_gc_mark SCM_P ((SCM p));
- extern void scm_mark_locations SCM_P ((SCM_STACKITEM x[], scm_sizet n));
- extern int scm_cellp SCM_P ((SCM value));
- extern void scm_gc_sweep SCM_P ((void));
- extern char * scm_must_malloc SCM_P ((scm_sizet len, char *what));
- extern char * scm_must_realloc SCM_P ((char *where,
- scm_sizet olen, scm_sizet len,
- char *what));
- extern void scm_done_malloc SCM_P ((long size));
- extern void scm_must_free SCM_P ((char *obj));
- extern void scm_remember SCM_P ((SCM * ptr));
- extern SCM scm_return_first SCM_P ((SCM elt, ...));
- extern SCM scm_permanent_object SCM_P ((SCM obj));
- extern SCM scm_protect_object SCM_P ((SCM obj));
- extern SCM scm_unprotect_object SCM_P ((SCM obj));
- extern int scm_init_storage SCM_P ((scm_sizet init_heap_size));
- extern void scm_init_gc SCM_P ((void));
- #endif /* GCH */
-