bell.c

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/*****************************************************************************
 * ugBASIC - an isomorphic BASIC language compiler for retrocomputers        *
 *****************************************************************************
 * Copyright 2021-2026 Marco Spedaletti (asimov@mclink.it)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *----------------------------------------------------------------------------
 * Concesso in licenza secondo i termini della Licenza Apache, versione 2.0
 * (la "Licenza"); è proibito usare questo file se non in conformità alla
 * Licenza. Una copia della Licenza è disponibile all'indirizzo:
 *
 * http://www.apache.org/licenses/LICENSE-2.0
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 * Se non richiesto dalla legislazione vigente o concordato per iscritto,
 * il software distribuito nei termini della Licenza è distribuito
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/****************************************************************************
 * INCLUDE SECTION 
 ****************************************************************************/
 
#include "../../ugbc.h"
 
/****************************************************************************
 * CODE SECTION 
 ****************************************************************************/

/* <usermanual>
@keyword BELL
</usermanual> */
void bell( Environment * _environment, int _note, int _duration, int _channels ) {
 
    zx_set_note( _environment, _channels, _note, _duration );
 
}

/* <usermanual>
@keyword BELL
</usermanual> */
void bell_vars( Environment * _environment, char * _note, char * _duration, char * _channels, int _sync ) {
 
    Variable * note = variable_retrieve_or_define( _environment, _note, VT_BYTE, 42 );
 
    if ( _duration ) {
        Variable * duration = variable_retrieve_or_define( _environment, _duration, VT_WORD, 1000 );
        zx_set_note_vars( _environment, NULL, note->realName, duration->realName );
    } else {
        zx_set_note_vars( _environment, NULL, note->realName, NULL );
    }
 
}