[Octave-bug-tracker] [bug #60326] system: output argument don't always silence error messages

[Pantxo Diribarne]

URL:
  <https://savannah.gnu.org/bugs/?60326>

                 Summary: system: output argument don't always silence error
messages
                 Project: GNU Octave
            Submitted by: pantxo
            Submitted on: ven. 02 avril 2021 11:41:23 UTC
                Category: Octave Function
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Unexpected Error or Warning
                  Status: Confirmed
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
                 Release: dev
         Discussion Lock: Any
        Operating System: GNU/Linux

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Details:

Here is an example of a `system` call that I would expect to silently fail:


>> [out, msg] = system ("blob");
sh: 1: blob: not found
>> out
a = 127
>> msg
msg=


An error is displayed (which IIUC should not happen), the output status is
correctly non 0 but the error `msg` is empty.






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