On Mon, Sep 19, 2005 at 06:48:32PM +0400, Alexey Tourbin wrote:
> Надо изучить шелл... :)

$ sh -c 'false'; echo rc=$?
rc=1
$ sh -c '/bin/false'; echo rc=$?
rc=1
$ sh -c '! false'; echo rc=$?
rc=0
$ sh -c '! /bin/false'; echo rc=$?
rc=1
$ type false
false is a shell builtin


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