Re: Varibles not working in do loop...

[Kevin Markle <kmarkle at pbs dot org>]

Larry Hall (Cygwin) formulated on Monday :
> Andrew Louie wrote:
> > On 4/2/07, Kevin Markle  wrote:
> > > Larry Hall (Cygwin) expressed precisely :
> > > > Kevin Markle wrote:
> >
> > > What does this mean please and or would you send me your copy that
> > > works fine?
> > > "$LOG" == > "".  In these cases, the "hang" is 'cat' waiting for input
> > > from the command
> > > > line.
> >
> > I think he means that in the line:
> >
> > > UPDATES_NEEDED=`cat $LOG | grep "updates detected" | tail -1`
> >
> > cat $LOG... will hang if $LOG == "" because "cat" is waiting for input.
>
> Precisely.

That helps but my problem is the line above where it get the value for 
LOG for whatever reason doesn't get the value of LOG in the for loop 
but can outside of the loop... :o)




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