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Retrieves the length of the value associated with a key.
Syntax
int MPIAPI MPI_Info_get_valuelen(
MPI_Info info,
_In_ char *key,
_Out_ int *valuelen,
_Out_ int *flag
);
Parameters
info
Info object.key [in]
Key.valuelen [out]
Length of value argument.flag [out]
True if key defined, false if not.
Return value
Returns MPI_SUCCESS on success. Otherwise, the return value is an error code.
In Fortran, the return value is stored in the IERROR parameter.
Fortran
MPI_INFO_GET_VALUELEN(INFO, KEY, VALUELEN, FLAG, IERROR)
INTEGER INFO, VALUELEN, IERROR
LOGICAL FLAG
CHARACTER*(*) KEY
Requirements
Product |
HPC Pack 2012 MS-MPI Redistributable Package, HPC Pack 2008 R2 MS-MPI Redistributable Package, HPC Pack 2008 MS-MPI Redistributable Package or HPC Pack 2008 Client Utilities |
Header |
Mpi.h; Mpif.h |
Library |
Msmpi.lib |
DLL |
Msmpi.dll |