mpiIdnListPrevious

Declaration
MPIIdn mpiIdnListPrevious(MPIIdnList idnList,
                          MPIIdn     idn)
Required Header stdmpi.h
Description

IdnListPrevious returns the previous element prior to "idn" on the list. This function can be used in conjuntion with mpiIdnListLast() in order to iterate through the list backwards.

  idnList a handle to the IdnList object.
  idn a handle to an Idn object.
     
Return Values
handle to the Idn object preceding another Idn object (idn) in an IdnList (idnList)
MPIHandleVOID if idnList is invalid
if idnList is the first Idn object in the IdnList (idnList)
MPIMessageHANDLE_INVALID Either idnList or idn is an invalid handle.
See Also mpiIdnListLast | mpiIdnListNext