[petsc-dev] SuperLU link error on BGP FEN

Jed Brown jed at 59A2.org
Thu Dec 2 14:07:48 CST 2010


On Thu, Dec 2, 2010 at 21:00, Matthew Knepley <knepley at gmail.com> wrote:

> The configure.log is moved to $PETSC_DIR/$PETSC_ARCH/conf/ so that
> multiple builds do not overwrite it.
>

Matt, I think a better way to do this is to write the file itself to the
subdirectory and then symlink it from $PETSC_DIR (the best way would be when
configure.py exits, even if via an exception).  The point is to make
manipulation of $PETSC_DIR/configure.log atomic since multiple configure
processes may be running at once (note that configure often takes
significantly more time than compilation since the latter is parallel).

Jed
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