From: Pedro Ferreira (pedro.ferreira_at_[hidden])
Date: 2005-02-09 11:50:37
David Abrahams wrote:
>The extender manual says:
> If the tool's version can be specified during initialization, make
> sure the version is either always specified, or never specified (in
> which case the tool is initialied only once). For example, if you
> using yfc ;
> using yfc : 3.3 ;
> using yfc : 3.4 ;
> Then it's not clear if the first initialization corresponds to
> version 3.3 of the tool, version 3.4 of the tool, or some other
> version. This can lead to building twice with the same version.
>In my opinion that would not be so terrible, and would be much less harmful
>than this restriction is. Currently if I'm a site administrator I
> using gcc ;
>for my average user if I think some advanced user may need
> using gcc : 3.3 ;
>in his site-config.
>Much better would be to allow the versionless toolset to exist
>alongside the versioned one (possibly issuing a warning), and --maybe-- either:
> 1. provide a way for users to un-configure the versionless toolset
> 2. have the toolset automatically un-configure a versionless toolset
> if the user ever specifies a version number.
>I favor #1.
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