<< MPI_Iprobe Message Passing Interface MPI_Recv >>

MPI_Probe


Blocking test for a message.


Syntax


[flag, stat, info] = MPI_Probe(rank, tag)
[flag, stat, info] = MPI_Probe(rank, tag, comm)

Input argument


rank

an integer value: source rank.

tag

an integer value: message tag.

comm

a MPI_Comm object.

Output argument


flag

an integer value: 1 if the message is ready to be received, 0 if it is not.

stat

a struct: source rank, message tag, error, count, cancelled for the accepted message.

info

an integer value: 0 (MPI_SUCCESS) other value is an error.

Description


Blocking test for a message.

See also


MPI_IProbe.

History


Version Description
1.0.0 initial version

Author


Allan CORNET

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