On Thu, Sep 30, 2010 at 03:35:41PM +0200, Nicolas Joly wrote: > That may be part of the problem (at least for zsh 4.2). > > http://www.opengroup.org/onlinepubs/009695399/functions/putenv.html > > >From the OpenGroup function description; this function does not copy > the provided string, but use it directly instead. It's the caller > responsability to clean it when not in use anymore.
I see. > zsh 4.2 seems to follow this and try to deallocate the previous > variable string when it has been replaced by a new one. But our > putenv, which calls setenv, has already done the same ... So it assumes that it gets back from getenv(3) exactly what it passed into putenv(3). Well, it seesm our putenv(3) needs a rewrite. I think that setenv(3) and unsetenv(3) are correct as they are. Kind regards -- Matthias Scheler http://zhadum.org.uk/