1MPI_Keyval_create(3)                LAM/MPI               MPI_Keyval_create(3)
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NAME

6       MPI_Keyval_create -  Generates a new communicator attribute key
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SYNOPSIS

9       #include <mpi.h>
10       int MPI_Keyval_create(MPI_Copy_function *cpyfunc,
11                            MPI_Delete_function *delfunc,
12                            int *key, void *extra)
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INPUT PARAMETERS

15       cpyfunc
16              - Copy callback function for keyval
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18       delfunc
19              - Delete callback function for keyval
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21       extra  - Extra state for callback functions
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OUTPUT PARAMETER

25       key    - key value for future access (integer)
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NOTES

30       This  function is deprecated.  It has been replaced with an MPI-2 func‐
31       tion (see the "See also" section, below), which provides the same func‐
32       tionality.   This  function  is  (or  effectively  is) a wrapper to the
33       replacement function, anyway.   User  programs  should  use  the  MPI-2
34       replacement function instead of this function.
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36       Some  functions  are  deprecated because their names did not conform to
37       the stricter naming conventions of MPI-2; others are deprecated because
38       they have been replaced with more flexible functionality.
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SEE ALSO

42       MPI_Comm_create_keyval
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MORE INFORMATION

46       For more information, please see the official MPI Forum web site, which
47       contains the text of both the MPI-1 and MPI-2 standards.   These  docu‐
48       ments  contain  detailed  information  about each MPI function (most of
49       which is not duplicated in these man pages).
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51       http://www.mpi-forum.org/
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ACKNOWLEDGEMENTS

56       The LAM Team would like the thank the MPICH Team for the handy  program
57       to  generate  man  pages ("doctext" from ftp://ftp.mcs.anl.gov/pub/sow‐
58       ing/sowing.tar.gz ), the initial formatting, and some initial text  for
59       most of the MPI-1 man pages.
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LOCATION

62       keycreate.c
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66LAM/MPI 7.1.2                      2/23/2006              MPI_Keyval_create(3)
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