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.
--
Larry Hall http://www.rfk.com
RFK Partners, Inc. (508) 893-9779 - RFK Office
216 Dalton Rd. (508) 893-9889 - FAX
Holliston, MA 01746
_____________________________________________________________________
A: Yes.
> Q: Are you sure?
>> A: Because it reverses the logical flow of conversation.
>>> Q: Why is top posting annoying in email?
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