When I type echo $0 I see -
I expect to see bash or some filename, what does it mean if I just get a "-"?
When I type echo $0 I see – I expect to see bash or
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When I type echo $0 I see -
I expect to see bash or some filename, what does it mean if I just get a "-"?
A hyphen in front of
$0means that this program is a login shell.note:
$0does not always contain accurate path to the running executable as there is a way to override it when callingexecve(2).