On Tue, 2008-10-28 at 17:11 +0000, John Levon wrote:
> Yes, but uttering "-D_XOPEN_SOURCE=500 -D__EXTENSIONS__" is oxymoronic,
> since you're saying you both want a particular standards environment,
> and you don't.
No, it is not oxymoronic.
Without __EXTENSIONS__, the headers are to define only those symbols
required by the standards.
With __EXTENSIONS__, they can define other things as well.
> I suggested in IRC some kind of I_WANT_LATEST define that would always
> be current (and thus could always break your legacy code) to solve this
> kind of issue.
I suspect that if we did define it, I_WANT_LATEST would, under the
covers, turn into
-D__EXTENSIONS__ -D_XOPEN_SOURCE=LARGEST_KNOWN_VALUE
> Fixed the _B_FALSE thing is just papering over the issue IMHO.
It's one of many details which would need to be fixed in order to have
an effective I_WANT_LATEST #define
- Bill
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