[ksh93-integration-discuss] Re: [ast-users] test -nt/-ot doesn't compare all of the timestamp ?!(Sun-Bug #6417347)

[Roland Mainz]

David Korn wrote:
> > solaris file timestamps are of better-than sub-second resolution; these
> > higher-resolution timestamps can be displayed with ls -E, but they are
> > not included in the comparisons done by test's -nt and -ot operators.
> >
> > Filing as defect rather than RFE because the documentation for "test"
> > makes no reference to any limited resolution of the timestamp but merely
> > refers to whether the file is older or newer.
> >
> > this appears to be common across multiple shells (ksh, zsh, bash,
> > /bin/test); I'm filing against ksh first to raise awareness of this.
> >
> > as systems speed up, the chance that scripts using -nt and -ot  will
> > break due to same-second timestamps increases.
> > -- snip --
> >
> > The question is: What is the correct behaviour in this case ? And how
> > does ksh93r+ currently behave ?
> 
> The complete ast toolkit was updated to handle subsecond time stamps
> last year and -ot and -nt should work as well as other command
> like nmake and touch which use fine granularity time stamps.

Ok... thanks for the info... :-)

April: I think this may be an item for the ARC case - AFAIK the old
Solaris ksh only compares the normal timestamps (e.g. up to 1sec
resolution as described in
http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6417347) ...

----

Bye,
Roland

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