MPE_GetTags - Returns tags that can be used in communication with a communicator
int MPE_GetTags( comm_in, ntags, comm_out, first_tag )
MPI_Comm comm_in, *comm_out;
int ntags, *first_tag;
- comm_in
- - Input communicator
- ntags
- - Number of tags
- comm_out
- - Output communicator. May be 'comm_in'.
- first_tag
- - First tag available
MPI_SUCCESS on success, MPI error class on failure.
This routine returns the requested number of tags, with the tags being
These tags are guarenteed to be unique within 'comm_out'.