Re: projected life of the ext2 filesystem format

[Brian White <bcwhite@verisim.com>]

> > Personally, I don't see why we can't just consider those times as unsigned.
> > How reliable, portable, etc. is the use of negative time_t?
> 
> time_t foo, bar, baz;
> foo = 10;
> bar = 20;
> baz = foo - bar;

If you're specifically looking for a difference, then do:

time_t foo,bar;
int    baz;
foo = 10;
bar = 20;
baz = foo-bar;

This is the same problem anywhere you're working with numbers.  Leaving
them signed just has the opposite problem of wrapping when you don't
expect it.

                                          Brian
                                 ( bcwhite@verisim.com )

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