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Re: Bash monitor mode remains enabled if disabled in .bashrc
- From: cyg Simple <cygsimple at gmail dot com>
- To: cygwin at cygwin dot com
- Date: Thu, 31 Aug 2017 08:31:22 -0400
- Subject: Re: Bash monitor mode remains enabled if disabled in .bashrc
- Authentication-results: sourceware.org; auth=none
- References: <000701d321e7$6ed52220$4c7f6660$@rogers.com>
On 8/30/2017 7:26 PM, Michel LaBarre wrote:
> Playing with set -m/+m and shopt -s lastpipe, in an interactive bash shell,
> I came across a situation
> which is minor unless it has broader implications for others that I do not
> know about.
>
> Specifically if "set +m" is present in .bashrc, it looks like job control
> (monitor mode) is off
> in an interactive shell (as per "echo $-") but it is actually on.
>
> I ran into this with "shopt -s lastpipe" behaviour with and without job
> control.
> I can also reproduce it with "sleep 25&" then "fg" will fail with "no job
> control".
>
> If I "set +m" within the interactive shell rather than, or in addition to,
> .bashrc, both the
> flags ($-) and behaviour (lastpipe and fg) reflect job control being off.
>
Are you sure that .bashrc is being sourced? The initial start of an
interactive shell doesn't read .bashrc by default. It reads
.bash_profile when starting interactive mode. Now most likely your
.bash_profile contains lines to check the existence of .bashrc and
source it but you need to check.
--
cyg Simple
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