mirror of
https://git.savannah.gnu.org/git/guile.git
synced 2025-04-30 03:40:34 +02:00
54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
/*
|
|
* private-gc.h - private declarations for garbage collection.
|
|
*
|
|
* Copyright (C) 2002, 03, 04, 05, 06, 07, 08, 09, 11 Free Software Foundation, Inc.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public License
|
|
* as published by the Free Software Foundation; either version 3 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
* 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef SCM_PRIVATE_GC
|
|
#define SCM_PRIVATE_GC
|
|
|
|
#include "_scm.h"
|
|
|
|
/* {heap tuning parameters}
|
|
*
|
|
* These are parameters for controlling memory allocation. The heap
|
|
* is the area out of which scm_cons, and object headers are allocated.
|
|
*
|
|
* Each heap cell is 8 bytes on a 32 bit machine and 16 bytes on a
|
|
* 64 bit machine. The units of the _SIZE parameters are bytes.
|
|
* Cons pairs and object headers occupy one heap cell.
|
|
*/
|
|
|
|
|
|
#define SCM_DEFAULT_INIT_HEAP_SIZE_2 32*1024
|
|
|
|
#define SCM_DOUBLECELL_ALIGNED_P(x) (((2 * sizeof (scm_t_cell) - 1) & SCM_UNPACK (x)) == 0)
|
|
|
|
|
|
SCM_INTERNAL int scm_getenv_int (const char *var, int def);
|
|
|
|
|
|
typedef enum { return_on_error, abort_on_error } policy_on_error;
|
|
|
|
|
|
#define SCM_MAX(A, B) ((A) > (B) ? (A) : (B))
|
|
#define SCM_MIN(A, B) ((A) < (B) ? (A) : (B))
|
|
|
|
SCM_INTERNAL char const *scm_i_tag_name (scm_t_bits tag); /* MOVEME */
|
|
|
|
#endif
|