[haiku-commits] Re: r36456 - in haiku/trunk/build: jam scripts
- From: Ingo Weinhold <ingo_weinhold@xxxxxx>
- To: haiku-commits@xxxxxxxxxxxxx
- Date: Sun, 25 Apr 2010 11:07:41 +0200
On 2010-04-25 at 00:28:26 [+0200], Oliver Tappe <zooey@xxxxxxxxxxxxxxx> wrote:
> On 2010-04-24 at 19:59:27 [+0000], Matt Madia <mattmadia@xxxxxxxxx> wrote:
> [ ... ]
> > Also, is there a programmatic way to confirm if a set of libraries are
> > gcc agnostic?
> > Otherwise, I'd be partially guessing while updating OptionalPackages.
>
> Being gcc-agnostic in general means to not make use of C++ at all, I guess.
> I
> do not know a precise way to find out if any lib does that, but you could
> try
> cheating a bit by running this:
>
> nm <lib> | grep "\w _Z"
>
> Any library/app that shows any results for that is a C++ library and thus
> not
> compatible between gccs.
Of course this also catches C symbols that start with "_Z". A more reliable
alternative:
nm --demangle <lib> | grep '('
Only C++ functions will be found this way.
CU, Ingo
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