[petsc-dev] Registration implicitly collective on COMM_WORLD

[Jed Brown]

On Tue, Feb 5, 2013 at 8:05 AM, Barry Smith <bsmith at mcs.anl.gov> wrote:

> Then we would need to remove the support for
>  [/path/libname[.so.1.0]:]functionname[()] where items in [] denote
> optional  from PetscFunctionListFind() so no more
>
> -ksp_type /Users/me/libmyksp.so:MyKSPCreate()
>
> Instead people would need to load the library in one collective call and
> then call the functionlistfind.
>
> But I guess that is ok, no body uses this anyways.
>

Shall we add PETSC_PLUGIN_PATH and -petsc_plugin
list_of:directories:or_libs.so. This would require plugin authors to create
registration routines for each shared library, but I think this makes for a
better UI anyway.
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