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XtError, XtSetErrorHandler, XtSetWarningHandler, XtWarning - low-level error handlers
void
XtError(message)
String message;
void
XtSetErrorHandler(handler)
XtErrorHandler handler;
void
XtSetWarningHandler(handler)
XtErrorHandler handler;
void
XtWarning(message)
String message;
Specifies the nonfatal error message that is to be reported.
or the nonfatal error procedure, which usually returns
Specifies the new fatal error procedure, which should not
return, or the nonfatal error procedure, which usually returns.
Specifies the message that is to be reported.
The XtError function has been superceded by XtAppError.
The XtSetErrorHandler function has been superceded by XtAppSetErrorHandler.
The XtSetWarningHandler function has been superceded by XtAppSetWarningHandler.
The
XtAppWarning
function has been superceded by
XtAppWarning.
X Toolkit Intrinsics -- C Language Interface
Xlib -- C Language X Interface