home *** CD-ROM | disk | FTP | other *** search
- /*
- C BASED FORTH-83 MULTI-TASKING KERNEL: MEMORY ALLOCATION
-
- Copyright (c) 1988-1990 by Mikael R.K. Patel
-
- Computer Aided Design Laboratory (CADLAB)
- Department of Computer and Information Science
- Linkoping University
- S-581 83 LINKOPING
- SWEDEN
-
- Email: mip@ida.liu.se
-
- Started on: 30 June 1988
-
- Last updated on: 20 April 1990
-
- Dependencies:
- (cc) kernel.c, kernel.h
-
- Description:
- Memory allocation extension vocabulary for the multi-tasking
- tile forth kernel.
-
- Copying:
- 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 1, 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 program; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
-
- */
-
- VOID domalloc()
- {
- tos.PTR8 = (PTR8) malloc((unsigned) tos.NUM32);
- }
-
- NORMAL_CODE(malloc_entry, forth, "malloc", domalloc);
-
- VOID dorealloc()
- {
- PTR8 m = spop(PTR8);
-
- tos.PTR8 = (PTR8) realloc((char *) m, (unsigned) tos.NUM32);
- }
-
- NORMAL_CODE(realloc_entry, malloc_entry, "realloc", dorealloc);
-
- VOID dofree()
- {
- PTR8 m = spop(PTR8);
-
- free(m);
- }
-
- NORMAL_CODE(free_entry, realloc_entry, "free", dofree);
-
-