Re: How to check the number of terminals open from inside a shell script

[Mark Liggett]

Whoops - apologies.  Friday afternoon :-)

On 29/10/2010 16:26, "Joachim Backess" 
wrote:
> On 10/29/2010 03:39 PM, Mark Liggett wrote:
> > Hi Sumatheja,
> >
> > I¹m guessing you want a script to run only once (did say whether it was
> > per user).  You could add your script to the .bashrc file ­ this way the
> > script would run once when the user logs on.  Alternatively run the
> > script and export an environment variable ­ then check it using an if
> > statement before you run the script again, eg;
> >
> > if [ -n ³$script-has-run-envar² ]; then
> >     <source_script>
> >     script-has-run-envar=²Yes²
> >     export $script-has-run-envar
>
> I think you mean -without the $ char-  ;-)
>   export script-has-run-envar
>
> Regards