lapack 3.0

Igor Pechtchanski
Wed Jun 29 21:50:00 GMT 2005

On Wed, 29 Jun 2005, James R. Phillips wrote:

> --- Christopher Faylor  wrote:
> > FWIW, I don't think we want to start a precedent of official cygwin
> > releases installing things in /usr/local.
> The intent of the packaging design is that the official cygwin binary
> release would _not_ install anything in /usr/local.  However, with
> installation of the source package, it would be possible to build the
> locally optimized atlas libraries.  These would be compiled from source
> and installed by a local administrator.  That being the case, the
> preferred location would be /usr/local, per fhs guidelines.
> The binary release, as initially designed, would install link libraries
> in /usr/lib and dlls in /usr/bin.  However, locating the dlls in
> /usr/bin is problematic, because they become impossible to override with
> path manipulations for binaries living in /usr/bin.  So this part of the
> design needs to be revised.  After thinking about it, I don't think use
> of the /opt tree makes that much sense; probably the easiest
> modification is to create a /usr/bin/lapack subdirectory for the
> nonoptimized libraries to live in, and add it to the back of the path in
> an init.d script.  This is what I am leaning towards.

Make that /usr/lib/lapack, please -- see how gcc does it.
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