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Ara,
Why would you not know if a file is currently open?
Do you have multiple indicators writing data??? If so - May I suggest the
use of GLOBALS and one controll AFL to do any reading/writing.
ATB
MSG
At 10:50 AM 12/08/2004, you wrote:
>I am trying to write an interface routine for automated trading with
>NinjaTrader front end.
>
>A question about opening files:
>
>fh = fopen("Fhtest2","w");
>
>if (fh)
>
>{
>
>fputs("FhTest"+"\n",fh);
>
>}
>
>I understand the code above... the question is if I am opening a file to
>append, what what is the value of fh when a file exists but it is open
>from another application.
>
>This situation can create a potential problem if there is a conflict.
>
>If there is a conflict due to file being open already, does Windows do
>anything or just return the fh value?
>
>Thanks
>
>Ara
>
>[Non-text portions of this message have been removed]
>
>
>
>
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>
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