Re: My script almost works but spams the terminal its launched from if useing dash.

[Aero Maxx <aero.maxx.d@gmail.com>]

On 16/04/2016 17:45, Gene Heskett wrote:
> On Saturday 16 April 2016 12:01:28 Aero Maxx wrote:
>
> > On 16/04/2016 16:23, Gene Heskett wrote:
> > > But when I run it with dash, it doesn't seem to work right, and
> > > spams the terminal with its error messages.  One that appears to
> > > kill its function is the bashism of using [[ ]] to surround string
> > > variables, reported like this:
> > > bin/mailwatcher: 64: bin/mailwatcher: [[: not found
> > > bin/mailwatcher: 70: bin/mailwatcher: [[: not found
> > > bin/mailwatcher: 77: bin/mailwatcher: [[: not found
> > dash isn't the same as bash, as it has a limited set of instructions
> > or commands it can do.
> >
> > But I too would be interested to know if it is possible to get it to
> > work in dash, I don't believe it is, but I am happy to be corrected
> > or proved wrong.
> >
> > > And finally, once its working with either shell, how do I shut it up
> > > totally?  Even the above command line launch fails as it outputs to
> > > that shell, a newline for every incoming mail which gradually
> > > scrolls any output that was on-screen, offscreen without leaving a
> > > prompt until I tap the return key to restore it.
> > Also isn't the command you are running supposed to be as follows ?
> >
> > > bin/mailwatcher 2>&1 > /dev/null &
> Is the space you inserted into my line between the > and the /dev/null a
> game changer? In either bash or dash?  Its been a while since I last
> read the bash docs, but I don't recall there was any emphasis on that.
I'm sorry I was a bit too eager to reply and neglected to change what I 
had pasted in.

I meant to say could you try this
> bin/mailwatcher > /dev/null 2>&1 &

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