Geomview & Cygwin setup
Lloyd Wood
L.Wood@surrey.ac.uk
Fri Apr 28 15:02:00 GMT 2006
At Friday 2006-04-28 15:17 +0100, Dave Korn wrote:
> > __CYGWIN__ is defined for gcc; gcc -v should report 'cygwin special'.
> > I do not recommend changing the environment to __CYGMING__ to match
> > in a further attempt at humour.
> >
> > If you want people to use the information you provide rationally, do
> > not colour that information with irrational attempts at humour to
> > provide misinformation that causes doubt.
> >
> > We need to trust the output of gcc -v.
>
> No, this is completely wrong and absolutely not what you want to do. The
>output of "gcc -v" is a human-readable summary of various internal information
>which can be obtained by more reliable means for programmatic use. Your
>attempt to indirectly deduce the same info from a freeform text string
>presupposes many assumptions that simply do not hold, and therefore is doomed
>to incorrectness.
In that case, gcc -v may as well return an empty string, since, as
you say, it's always going to be wrong, and because obviously even
humans have trouble parsing its output.
L.
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