How to use alternatives to switch large number of man pages

Rex Dieter rdieter at
Thu Jan 26 18:29:55 UTC 2006

Orion Poplawski wrote:

> I'm looking into using the alternatives system to support switching
> between different MPI implementations (LAM/MPI, OpenMPI, and MPICH2).
> Currently I'm faced with switching between 262 API man pages in man3
> that currently conflict between LAM/MPI and MPICH2.

Yuck.  That could get nasty fast.

I'd suggest looking at setting MANPATH and/or MANPATH_MAP instead.

$ man man
for details.

-- Rex

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