Re: Varibles not working in do loop...

["Andrew Louie" <louiea at gmail dot com>]

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.

--
-Andrew Louie

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