Re: Fix for tcsh

[Paul Schutte <sjpschutte@gmail.com>]

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Thank you very much Rich.

I really appreciate you taking the time to help with this relatively
trivial (for you guys) problem.

Regards
Paul


On Fri, Jun 21, 2013 at 10:16 PM, Rich Felker <dalias@aerifal.cx> wrote:

> On Fri, Jun 21, 2013 at 10:00:56PM +0200, Paul Schutte wrote:
> > Thanks Rich.
> >
> > I thought that BSDWAIT was defined in one of the standard headers.
>
> If that were the case, you never would have had any problems, since
> musl does not define it.
>
> > You are right about where BSDWAIT is defined, but now I am back to how
> > should I write the "ifdef" ?
> >
> > I could use* !(defined(__ANDROID__) || (defined(__linux__)&&
> > !defined(__GLIBC__)))*  in the place of "if !defined(__ANDROID__)", but
> > then things might go wrong for uclibc and other libcs.
> >
> > If I understand you correctly, all new implementations should use int
> > instead of union, so above ifdef should be a workable solution.
> >
> > #if defined(_BSD) || (defined(IRIS4D) && __STDC__) || defined(__lucid) ||
> > defined(__linux__) || defined(__GNU__) || defined(__GLIBC__)
> > *# if !defined(__ANDROID__)*
> > #  define BSDWAIT
> > # endif
> > #endif /* _BSD || (IRIS4D && __STDC__) || __lucid || glibc */
>
> It should be simply:
>
> #if defined(_BSD) || (defined(IRIS4D) && __STDC__) || #defined(__lucid)
>
> BSDWAIT (union wait instead of int) is available as a legacy
> compatibility interface on glibc, but it's not desirable to use it,
> much less necessary. Fixing this would eliminate the need for a
> special-case excluding android, too.
>
> Rich
>

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