Re: [Boost-build] Parallel builds and runs

From: Vladimir Prus (ghost_at_[hidden])
Date: 2006-02-26 07:21:49

On Wednesday 22 February 2006 09:17, Noel Belcourt wrote:

> >   using gcc : 4.0.2 : /usr/local/gcc-4.0.2/bin/g++.exe ;
> >
> >   using gcc : 3.4.4 ;  # this one is what you get when you just say
> >                        # "gcc" at the command line.
> >
> >   using gcc : 4.0.0 : /usr/local/gcc-4.0.0/bin/g++.exe ;
> >
> >   using gcc : 2.95 : /bin/g++-2.exe ;
>
> Dave,
>
> This solution would be ideal if, on our other systems, the paths to the
> compilers, linkers, and communication libraries were known and fixed.
> Unfortunately the paths are only known each time we login and load the
> necessary modules as sysadmin can and does move the installations
> around with regularity.  Since we can't use the above solution we're
> reduced to using bjam to build for a single toolset at a time on those
> systems, which really isn't a problem.
>
> I'll definitely use this technique for the systems we control though.

How about creating a script for each g++ version, in some location you 
control, for example, in /home/noel/local/bin/g++-4.0.2.

The script would contain:

   #!/bin/bash

   gcc-select 4.0.2   
   g++ "$@"

and then given the path to this script in "using"?

- Volodya