11-19-2012
I didn't mean "check for available bytes instead" when I said "no timeouts".
You are getting data every 50 milliseconds. There's no point trying to time it carefully. The timer resolution of the OS itself will make it jitter.
Just read(), only read(), and nothing but read().
If even that doesn't work, there's something wrong with your connection or data...
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LEARN ABOUT CENTOS
xtappaddtimeout
XtAppAddTimeOut(3) XT FUNCTIONS XtAppAddTimeOut(3)
NAME
XtAppAddTimeOut, XtRemoveTimeOut - register and remove timeouts
SYNTAX
XtIntervalId XtAppAddTimeOut(XtAppContext app_context, unsigned long interval, XtTimerCallbackProc proc, XtPointer client_data);
void XtRemoveTimeOut(XtIntervalId timer);
ARGUMENTS
app_context
Specifies the application context for which the timer is to be set.
client_data
Specifies the argument that is to be passed to the specified procedure when .
interval Specifies the time interval in milliseconds.
proc Specifies the procedure that is to be called when time expires.
timer Specifies the ID for the timeout request to be destroyed.
DESCRIPTION
The XtAppAddTimeOut function creates a timeout and returns an identifier for it. The timeout value is set to interval. The callback pro-
cedure is called when the time interval elapses, and then the timeout is removed.
The XtRemoveTimeOut function removes the timeout. Note that timeouts are automatically removed once they trigger.
SEE ALSO
XtAppAddInput(3),XtAppAddSignal(3)
X Toolkit Intrinsics - C Language Interface
Xlib - C Language X Interface
X Version 11 libXt 1.1.4 XtAppAddTimeOut(3)