Info Functions

Description

The functions call MPI info functions.

Usage

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info.create(info = .pbd_env$SPMD.CT$info)
info.set(info = .pbd_env$SPMD.CT$info, key, value)
info.free(info = .pbd_env$SPMD.CT$info)
info.c2f(info = .pbd_env$SPMD.CT$info)

Arguments

info

a info number.

key

a character string to be set.

value

a character string to be set associate with key.

Details

These functions are for internal functions. Potentially, they set info for initialization of master and workers.

Value

An invisible state of MPI call is returned.

Author(s)

Wei-Chen Chen wccsnow@gmail.com, George Ostrouchov, Drew Schmidt, Pragneshkumar Patel, and Hao Yu.

References

Programming with Big Data in R Website: http://r-pbd.org/

Examples

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## Not run: 
### Save code in a file "demo.r" and run with 2 processors by
### SHELL> mpiexec -np 2 Rscript demo.r

### Initial.
suppressMessages(library(pbdMPI, quietly = TRUE))
init()
.comm.size <- comm.size()
.comm.rank <- comm.rank()

### Examples.
info.create(0L)
info.create(0L, "file", "appschema")

### Finish.
finalize()

## End(Not run)

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