Re: nother bash question

[David Wright <deblis@lionunicorn.co.uk>]

On Mon 13 Jun 2016 at 10:19:46 (+0200), Thomas Schmitt wrote:
> Gene Heskett wrote:
> > if test ${InMail} = "gene"
> > bin/mailwatcher: line 66: test: =: unary operator expected
> 
> The syntax problem is most probably about missing "-quotes around
> the variable ecaluation ${InMail} which would have to be empty to
> cause the message:
> 
>   $ test $notdefined = "hello world"
>   -bash: test: =: unary operator expected
>   $ test "$notdefined" = "hello world"
> 
>   $ defined=x
>   $ test $defined = "hello world"
>   $
> 
> Another negative syntax effect would happen if ${InMail} did consist
> of more than one word:
> 
>   $ multiword="x y"
>   $ test $multiword = "hello world"
>   -bash: test: too many arguments
> 
> (On the other hand, "gene" does not need its quotes because the
>  text is a single constant word. "hello world" needs them, because
>  of the blank on the middel.)
> 
> -------------------------------------------------------------------
> 
> Is ${InMail} supposed to be empty ?
> If not, then the script has another problem about properly setting
> the variable.
> 
> 
> Have a nice day :)

Thomas, your patience appears unbounded. We have been to this place before:

https://lists.debian.org/debian-user/2016/04/msg00652.html

Cheers,
David.