[Ecls-list] About name collisions

Geo Carncross geocar at gmail.com
Fri Feb 1 02:24:09 UTC 2008

You should add the hostname to the filename as well to avoid
collisions over NFS.

On 1/31/08, Juan Jose Garcia-Ripoll <jjgarcia at users.sourceforge.net> wrote:
> Hi,
> I have just finished (but not yet committed) new code to change the
> names of initialization functions in compiled code.
> Until now we used init_**** where **** contains the file name of the
> source. I propose to use
>   (format nil "_ecl~36Rs~36Rt~36R" (get-universal-time) (incf
> *counter*) (si::getpid))
> where *counter* is an internal counter, and we use the universal time
> and the process id to differentiate the binary.
> Pros: simple, works for any source tree organization and any number of
> compilations on the same machine; it will still work when the compiler
> becomes threads safe and reentrant.
> Contras: there may be collisions if the computer clock is wrong, or of
> one tries to combine binaries built on two different machines.
> I would like to hear your opinion, but keep in mind that function
> names cannot be arbitrarily large, so hostnames, threads, etc,
> Juanjo
> --
> Facultad de Fisicas, Universidad Complutense,
> Ciudad Universitaria s/n Madrid 28040 (Spain)
> http://juanjose.garciaripoll.googlepages.com
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