XtAppError, XtAppSetErrorHandler, XtAppSetWarningHandler, XtAppWarning − low-level error handlers
#include <X11/Intrinsic.h>
_X_NORETURN void XtAppError(XtAppContext app_context, const char *message); | |
XtErrorHandler XtAppSetErrorHandler(XtAppContext app_context, _X_NORETURN XtErrorHandler handler); | |
XtErrorHandler XtAppSetWarningHandler(XtAppContext app_context, XtErrorHandler handler); | |
void XtAppWarning(XtAppContext app_context, const char *message); |
app_context
Specifies the application context.
message |
Specifies the nonfatal error message that is to be reported. | ||
handler |
Specifies the new fatal error procedure, which should not return, or the nonfatal error procedure, which usually returns. | ||
message |
Specifies the message that is to be reported. |
The XtAppError function calls the installed error procedure and passes the specified message.
The XtAppSetErrorHandler function registers the specified procedure, which is called when a fatal error condition occurs.
The XtAppSetWarningHandler registers the specified procedure, which is called when a nonfatal error condition occurs.
The XtAppWarning function calls the installed nonfatal error procedure and passes the specified message.
XtAppGetErrorDatabase(3),
XtAppErrorMsg(3)
X Toolkit Intrinsics − C Language Interface
Xlib − C Language X Interface