memlen.c

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/*****************************************************************************
 * ugBASIC - an isomorphic BASIC language compiler for retrocomputers        *
 *****************************************************************************
 * Copyright 2021-2026 Marco Spedaletti (asimov@mclink.it)
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/****************************************************************************
 * INCLUDE SECTION 
 ****************************************************************************/
 
#include "../../ugbc.h"
 
/****************************************************************************
 * CODE SECTION 
 ****************************************************************************/
 
/* <usermanual>
@keyword MEMLEN
 
@english
 
The ''MEMLEN'' command tells with ''bytes'' how many bytes are to be transferred. 
 
@italian
 
Il comando ''MEMLEN'' indica con ''byte'' quanti byte devono essere trasferiti.
 
@syntax MEMLEN bytes
 
@example MEMLEN 1024
 
@usedInExample tsb_memload.bas
 
@seeAlso MEMPOS
@seeAlso MEMCONT
@seeAlso MEMRESTORE
@seeAlso MEMLOAD
@seeAlso MEMSAVE
 
</usermanual> */
 
void memlen( Environment * _environment, char * _size ) {
 
    Variable * memlen = variable_retrieve_or_define( _environment, "MEMLEN", VT_WORD, 0 );
 
    Variable * size = variable_retrieve_or_define( _environment, _size, VT_ADDRESS, 0 );
 
    variable_move( _environment, size->name, memlen->name );
 
}