pub unsafe extern "C" fn SCIPexprhdlrSetCopyFreeHdlr(
exprhdlr: *mut SCIP_EXPRHDLR,
copyhdlr: Option<unsafe extern "C" fn(scip: *mut SCIP, sourceexprhdlr: *mut SCIP_EXPRHDLR) -> SCIP_RETCODE>,
freehdlr: Option<unsafe extern "C" fn(scip: *mut SCIP, exprhdlr: *mut SCIP_EXPRHDLR, exprhdlrdata: *mut *mut SCIP_EXPRHDLRDATA) -> SCIP_RETCODE>,
)Expand description
set the expression handler callbacks to copy and free an expression handler