Type Definition libxml::bindings::xmlRelaxNGValidityErrorFunc

type xmlRelaxNGValidityErrorFunc = Option<unsafe extern "C" fn(ctx: *mut c_void, msg: *const c_char, ...)>;

xmlRelaxNGValidityErrorFunc: @ctx: the validation context @msg: the message @...: extra arguments

Signature of an error callback from a Relax-NG validation