exitnow

exitnow — Exit Csound as fast as possible, with no cleaning up.

Description

In Csound4 calls an exit function to leave Csound as fast as possible. On Csound5 exits back to the driving code.

Syntax

          
            exitnow
          
        

Performance

Stops Csound on the initialisation cycle.

Examples

Here is an example of the exitnow opcode. It uses the file exitnow.csd.

Example 220. Example of the exitnow opcode.

See the sections Real-time Audio and Command Line Flags for more information on using command line flags.

<CsoundSynthesizer>
<CsOptions>
; Select audio/midi flags here according to platform
-n     ;;;no sound
;-iadc    ;;;uncomment -iadc if realtime audio input is needed too
; For Non-realtime ouput leave only the line below:
; -o exitnow.wav -W ;;; for file output any platform
</CsOptions>
<CsInstruments>

;after an example by Iain McCurdy

sr = 44100
ksmps = 32
nchnls = 2
0dbfs  = 1

FLcolor	200, 200, 200, 0, 0, 0
;	LABEL     | WIDTH | HEIGHT | X | Y
FLpanel	"rtclock",   500,    130,    0,  0
;                                  ON,OFF,TYPE,WIDTH, HEIGHT, X, Y, OPCODE, INS,START,IDUR
gkOnOff,ihOnOff	FLbutton "On/Off", 1,  0,  22,  150,   25,    5, 5,    0,   1,   0,   3600
gkExit,ihExit	FLbutton "exitnow",1,  0,  21,  150,   25,  345, 5,    0,  999,  0,   0.001
FLsetColor2 255, 0, 50, ihOnOff	;reddish color

;VALUE DISPLAY BOXES	 WIDTH,HEIGHT,X, Y
gidclock FLvalue "clock", 100, 25, 200, 60
FLsetVal_i 1, ihOnOff	
FLpanel_end
FLrun

instr 1	

if gkOnOff !=0 kgoto CONTINUE ;sense if FLTK on/off switch is not off (in which case skip the next line)  
turnoff			      ;turn this instr. off now
CONTINUE:
ktime rtclock                 ;clock continues to run even 
FLprintk2 ktime, gidclock     ;after the on/off button was used to stop

endin

instr 999

exitnow			      ;exit Csound as fast as possible

endin
</CsInstruments>
<CsScore>

f 0 60	;runs 60 seconds
e
</CsScore>
</CsoundSynthesizer>