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Re: Need assistance QNX libc/GNU libstdc++ header file conflicts

On Mon, May 20, 2002 at 11:13:20AM -0700, J.T. Conklin wrote:
> (J.T. Conklin) writes:
> > The same problem occurs for strchr, strrchr, strpbrk, abs, acos, tanhl, 
> > etc.  I don't know whether the Dinkum/QNX or the stdc++ headers are wrong, 
> > or if it's simply a matter of the two being incompatible with each other.

The latter.  Some C library headers are more C++-friendly than others.
This is an open issue.

> After going down this path a bit further, I realized that adding all
> these conditionals were making c_std headers look very much like the 
> c headers.  Compiling with --enable-cheaders=c allowed me to make a 
> lot of progress.  Is it permissable to have a target config change 
> the --enable-cheaders default from std to c?

I don't think the configury is actually set up to do this.

> I have some other configuration questions.  Is there any reason to add
> an qnx*) entry to to set os_include_dir?  It appears
> the configure script unconditionally overrides it.

The configure script will see the setting if you add one.  But there is no
reason to create your own os_include_dir unless you actually have changes
to make; at the point, certainly.

> Will I need a separate libstdc++ copyright assignment to contribute
> the QNX target, or will my existing gcc assignment be acceptable?

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