in reply to Problem with sysseek

my $rv = sysseek(...);

# Handle error
die(...)
   if not $rv;

# Convert "0 but true" to 0
$rv += 0;

...

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Update: Oops, initial code sample was for sysread. Fixed for sysseek.

Update: ug, me need sleep. Applied tye's fix. Now going to bed.

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Re^2: Problem with sysseek (||)
by tye (Sage) on Nov 15, 2006 at 07:54 UTC

    "0 but true" is, of course, true, so $rv ||= 0; does no good. (: 

    $rv= 0   if  0 == $rv;

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    Or, tersely 

    $rv += 0;

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    - tye        

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