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Re^2: qx and $!

by ikegami (Patriarch)
on Oct 29, 2006 at 20:02 UTC ( [id://581157]=note: print w/replies, xml ) Need Help??


in reply to Re: qx and $!
in thread qx and $!

Some operations set $! to 0 on success (but don't count on it!). "Bad file descriptor" is error 0 on some systems. 
$! = 0;
print("$!\n");  # Bad file descriptor, or Illegal seek, or ...

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