[Haskell-cafe] Converting CTime -> Int
sven.panne at aedion.de
Sun Aug 26 07:34:41 EDT 2007
[ Sorry for the *extremely* slow response, but I'm currently working through
my backlog of >6000 mails... :-P ]
On Wednesday 16 May 2007 09:35, Tomasz Zielonka wrote:
> I wonder why CTime is not Integral - maybe there is no such guarantee
> for time_t? If so, then you shouldn't rely on Enum. The safest bet seems
> to be toRational - CTime is Real.
The Single Unix Specification has the answer:
"time_t and clock_t shall be integer or real-floating types."
CTime's Enum instance is as debatable as the ones for Float and Double, but
for consistency reasons we included it in the FFI spec.
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