bug-bash
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: bash exiting session, command substitution, command_not_found_handle


From: Pierre Gaston
Subject: Re: bash exiting session, command substitution, command_not_found_handle
Date: Sat, 28 Dec 2013 19:48:56 +0200

On Sat, Dec 28, 2013 at 7:32 PM, Pierre Gaston <pierre.gaston@gmail.com>wrote:

> (from #bash on freenode)
>
> Running a command that is not found in the background with a handler
> using  command substitution kills the shell, or the whole session.
>
> Here is a test case:
>
> $ ( bash -ci 'command_not_found_handle () { printf "$(true)"; };
> nonexistingcommand &')
> [1] 4696
> $ bash: child setpgid (4697 to 4687): Operation not permitted
>
> it will sometimes also exit the outer shell, closing the terminal.
>
> The following reproducer always exit the outer shell (the handle in this
> shell, and the options set don't matter):
>
> $ (bash -ci 'command_not_founhandle () (:); nonexistingcommand &' )
>
> I can reproduce this with 4.3rc1
>
>
Sorry, this last example was bogus, I meant:
( bash -ci 'command_not_found_handle { $(:);  }; nonexistingcommand &')

however:
(bash -ci 'command_not_found_handle (:); nonexistingcommand &)
seems to close my ubuntu session...but I cannot reproduce this everywhere

bash neatly exits, saving history and everything


reply via email to

[Prev in Thread] Current Thread [Next in Thread]