56 lines
1.3 KiB
C
56 lines
1.3 KiB
C
/*
|
|
*
|
|
* a d d r e s s . c -- Addresses management
|
|
*
|
|
*
|
|
* Copyright © 1993-1996 Erick Gallesio - I3S-CNRS/ESSI <eg@unice.fr>
|
|
*
|
|
*
|
|
* Permission to use, copy, and/or distribute this software and its
|
|
* documentation for any purpose and without fee is hereby granted, provided
|
|
* that both the above copyright notice and this permission notice appear in
|
|
* all copies and derived works. Fees for distribution or use of this
|
|
* software or derived works may only be charged with express written
|
|
* permission of the copyright holder.
|
|
* This software is provided ``as is'' without express or implied warranty.
|
|
*
|
|
* This software is a derivative work of other copyrighted softwares; the
|
|
* copyright notices of these softwares are placed in the file COPYRIGHTS
|
|
*
|
|
*
|
|
* Author: Erick Gallesio [eg@kaolin.unice.fr]
|
|
* Creation date: 16-Mar-1994 10:34
|
|
* Last file update: 22-Feb-1996 23:05
|
|
*
|
|
*
|
|
*/
|
|
|
|
#include "stk.h"
|
|
#include "gc.h"
|
|
|
|
SCM STk_address2object(char *buffer)
|
|
{
|
|
SCM address;
|
|
|
|
sscanf(buffer, "%lx", &address);
|
|
if (!STk_valid_address(address))
|
|
Err("bad address", STk_makestring(buffer));
|
|
return address;
|
|
}
|
|
|
|
|
|
PRIMITIVE STk_address_of(SCM obj)
|
|
{
|
|
SCM z;
|
|
|
|
NEWCELL(z, tc_address);
|
|
z->storage_as.env.data = obj;
|
|
|
|
return z;
|
|
}
|
|
|
|
PRIMITIVE STk_addressp(SCM address)
|
|
{
|
|
return TYPEP(address, tc_address)? Truth: Ntruth;
|
|
}
|