[mpiwg-tools] Question on ticket 377
jczhang at mcs.anl.gov
Wed Feb 26 09:41:26 CST 2014
I read the document again and found sentences like " This routine
on success and returns MPI_T_ERR_INVALID_NAME if name does not match the
name of any control variable provided by the implementation *at the time of
the call*". So I think it is clear we should always return INVALID_* for
Forgive me for the oversight.
On Thu, Feb 20, 2014 at 6:10 PM, Junchao Zhang <jczhang at mcs.anl.gov> wrote:
> From the agenda, it seems all tickets for voting at the March meeting
> are tools.
> I have a question about ticket 377<https://svn.mpi-forum.org/trac/mpi-forum-web/ticket/377>,
> which adds an error code "MPI_T_ERR_INVALID_NAME -- The variable or
> category name is invalid". Remember we also use the word in the other case
> like "The variable index is invalid". So, what is the meaning of invalid
> in these two cases?
> I raise this question because in the text we have "When a variable
> becomes inactive, e.g., through dynamic unloading, accessing its value
> should return a corresponding error code." Then, what operations are
> thought as "accessing its values". Instead of *var_read, can I get_info of
> an inactive variable? The answer will affect the definition of "invalid" in
> cases above. So, I think we'd better clarify that.
> --Junchao Zhang
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