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To: cygwin AT cygwin DOT com
From: Kevin Markle <kmarkle AT pbs DOT org>
Subject:  Re: Varibles not working in do loop...
Date:  Tue, 03 Apr 2007 11:25:02 -0400
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Dave Korn wrote on 4/3/2007 :
> On 03 April 2007 15:46, Kevin Markle wrote:
>
>> Dave Korn pretended :
>
>>>   What are you *trying* to do with that second grep?
>
>> There are 2 files related to each client listed in the file
>> 1group_1a_dev_clientlist.out the first grep grabs both files and the
>> second one get the specific log with the work windows in it:
>> 
>> kmarkle AT backup /cygdrive/e/wsus/group_1a_DEV
>> $ ls -al
>> total 27992
>> drwxrwxrwx+ 2 Administrators ????????       0 Apr  2 16:51 .
>> drwx------+ 6 Administrators ????????       0 Apr  3 10:41 ..
>> -rwx------+ 1 Administrators ???????? 1284874 Mar 29 01:19
>> bvapp1_WINDOWSUpdate.log
>> -rwx------+ 1 Administrators ????????   27394 Apr  3 10:03
>> bvapp1_asr.log
>> 
>> 
>> DIR="cygdrive/e/wsus/group_1a_DEV"
>> 
>> for t in `cat $DIR/1group_1a_dev_clientlist.out`
>> do
>> 
>> echo $t
>> #LOG=`ls -al $FILE | grep $T | grep WINDOWS | gawk '{print $9}'`
>> #LOG=`ls -al cygdrive/e/wsus/group_1a_DEV  | grep $t | grep WINDOWS |
>> gawk '{print $9}'`
>> LOG=`ls -al $DIR | grep $t | grep WINDOWS`
>> echo $t
>> echo The value of LOG is $LOG
>> UPDATES_NEEDED=`cat $LOG | grep "updates detected" | tail -1`
>> echo $UPDATES_NEEDED
>> 
>> done
>
>
>   So, what output do you see when you run it?  I see 
>
>
> /artimi/software/firmware $ ./script
> bvapp1_WINDOWSUpdate.log
> bvapp1_WINDOWSUpdate.log
> The value of LOG is -rw-r--r-- 1 dk Domain Users 0 Apr 3 15:54
> bvapp1_WINDOWSUpd
> ate.log
> cat: invalid option -- r
> Try `cat --help' for more information.
>
> bvapp1_asr.log
> bvapp1_asr.log
> The value of LOG is
>
> ... and then it hangs, waiting for cat, as before.  Note that you probably
> want to be using "ls -1", not "ls -l" (that's a digit one instead of letter
> l).  What is actually in your 1group_1a_dev_clientlist.out file?  Can you
> please double check it really does have the relevant filenames in it?  Try
> adding some extra lines around where you set LOG:
>
> LOG1=`ls -al $DIR`
> echo LOG1 is ${LOG1}
> LOG2=`ls -al $DIR | grep $t`
> echo LOG2 is ${LOG2}
> LOG3=`ls -al $DIR | grep $t | grep WINDOWS`
> echo LOG3 is ${LOG3}
>
>
>   ***PING!  <lightbulb noise>
>
>   I bet you have dos line endings in your 1group_1a_dev_clientlist.out file.
> That means that in the lines:
>
>> for t in `cat $DIR/1group_1a_dev_clientlist.out`
>> do
>> 
>> echo $t
>
> t is not equal to "bvapp1_WINDOWSUpdate.log", it is equal to
> "bvapp1_WINDOWSUpdate.log\r", which is not the name of the file!  You should
> be able to fix this by either running d2u on the  
> 1group_1a_dev_clientlist.out file, or you could replace the for loop in your 
> script like so:
>
> for t in `cat $DIR/1group_1a_dev_clientlist.out | d2u`
>
>
>     cheers,
>       DaveK

Thank you thank you and thank you that was it oh any by the way Thank 
you!

No longer frustrated :D :D




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