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Hello,
No, unused params should be set as follows:
vars[ n ].type = VAR_FLOAT;
vars[ n ].val = EMPTY_VAL;
Best regards,
Tomasz Janeczko
amibroker.com
----- Original Message -----
From: "Julian" <juliangoodsell@xxxxxxxxxxxx>
To: <amibroker@xxxxxxxxxxxxxxx>
Sent: Sunday, August 16, 2009 6:21 AM
Subject: [amibroker] Re: ADK printf
> Cheers Tomasz,
>
> I went as far as eight. Never would've guessed 21! :)
> You should add that to the ADK doco as it's a special case.
>
> When you say fill all vars with EMPTY_VAL, do you mean set AmiVar.type = VAR_NONE?
>
> Paul, the following article talks about wrapping variable length argument functions.
> http://www.swig.org/Doc1.3/Varargs.html
>
> Regards,
> Julian.
>
> --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko" <groups@xxx> wrote:
>>
>> Hello,
>>
>> AmiBroker ADK requires you to pass the number of arguments regardless.
>> The magic value for printf call is 21.
>>
>> AmiVar vars[ 21 ];
>>
>> SiteInterface.CallFunction( "printf", 21, vars );
>>
>> You need to fill all unused vars with EMPTY_VAL .
>>
>> Best regards,
>> Tomasz Janeczko
>> amibroker.com
>> ----- Original Message -----
>> From: "Paul Ho" <paul.tsho@xxx>
>> To: <amibroker@xxxxxxxxxxxxxxx>
>> Sent: Saturday, August 15, 2009 4:55 PM
>> Subject: [amibroker] Re: ADK printf
>>
>>
>> > When functions of variable arguments are implemented. the three dots as in printf(const char*str, ...) tells the compiler not
>> > to
>> > do any parsing of arguments but simply pass all arguments as a block of memory on the stack pointed to by str. However this is
>> > intercepted by Amibroker's wrapper codes that is reinforcing the ArgsTable and NumArg protocol. I reckon if you copy all your
>> > arguments as a single block of memory pointed to by a char pointer and make Args.string = charptr and use the CallFunction with
>> > this 1 argument, The printf on the other side may be waiting for it.
>> > Let us know if this work
>> > Havent tried it myself though.
>> > /Paul.
>> > --- In amibroker@xxxxxxxxxxxxxxx, "Julian" <juliangoodsell@> wrote:
>> >>
>> >> How do you call this function from the ADK?
>> >>
>> >> SiteInterface.CallFunction("printf", ?, ?);
>> >> I get invalid number of arguments.
>> >>
>> >> Is there another way to write to the Interpretation window?
>> >>
>> >> Jules.
>> >>
>> >
>> >
>> >
>> >
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>
>
>
>
> ------------------------------------
>
> **** IMPORTANT PLEASE READ ****
> This group is for the discussion between users only.
> This is *NOT* technical support channel.
>
> TO GET TECHNICAL SUPPORT send an e-mail directly to
> SUPPORT {at} amibroker.com
>
> TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at
> http://www.amibroker.com/feedback/
> (submissions sent via other channels won't be considered)
>
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
>
> Yahoo! Groups Links
>
>
>
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