Function internalerrposition

src/backend/utils/error/elog.c:1541–1550

* internalerrposition --- add internal cursor position to the current error */

 * internalerrposition --- add internal cursor position to the current error
 */
void
internalerrposition(int cursorpos)
{
	ErrorData  *edata = &errordata[errordata_stack_depth];

	/* we don't bother incrementing recursion_depth */
	CHECK_STACK_DEPTH();

	edata->internalpos = cursorpos;
}

/*
 * internalerrquery --- add internal query text to the current error