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- /*
- * This file is part of the portable Forth environment written in ANSI C.
- * Copyright (C) 1995 Dirk Uwe Zoller
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 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 Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * This file is version 0.9.13 of 17-July-95
- * Check for the latest version of this package via anonymous ftp at
- * roxi.rz.fht-mannheim.de:/pub/languages/forth/pfe-VERSION.tar.gz
- * or sunsite.unc.edu:/pub/languages/forth/pfe-VERSION.tar.gz
- * or ftp.cygnus.com:/pub/forth/pfe-VERSION.tar.gz
- *
- * Please direct any comments via internet to
- * duz@roxi.rz.fht-mannheim.de.
- * Thank You.
- */
- /*
- * memory.c --- The Optional Memory Allocation Word Set
- * (duz 08Jul93)
- */
-
- #include "forth.h"
-
- #include <stdlib.h>
- #include <errno.h>
-
- #include "missing.h"
-
- Code (allocate)
- {
- if ((*sp = (Cell) malloc ((size_t) * sp)) != 0)
- *--sp = 0;
- else
- *--sp = errno;
- }
-
- Code (free)
- {
- errno = 0;
- free (*(void **) sp);
- *sp = errno;
- }
-
- Code (resize)
- {
- void *p = realloc ((void *) sp[1], (size_t) sp[0]);
-
- if (p == NULL)
- sp[0] = errno;
- else
- sp[1] = (Cell) p, sp[0] = 0;
- }
-
- /* *INDENT-OFF* */
- LISTWORDS (memory) =
- {
- CO ("ALLOCATE", allocate),
- CO ("FREE", free),
- CO ("RESIZE", resize)
- };
- COUNTWORDS (memory, "Memory allocation");
-