Re: [Linuxcommand-discuss] question about redirection

[William S. <bs...@pa...>]

I see your problem.  See my comment below...

|||||  William Shotts, Jr. (bshotts AT panix DOT com)
|||||  Be a Linux Commander!  Follow me to http://linuxcommand.org

On Wed, 11 Feb 2004, Bram Mertens wrote:

> On Wed, 2004-02-11 at 15:51, William Shotts wrote:
> > Yes, by all means you would want to use a variable instead.  It would make
> > your script easier to maintain.  I would suggest that in keeping with
> > convention, the name of the variable should have an uppercase name since
> > it you are treating the variable as a constant.
>
> After editing the script I get the following errors:
> m8ram@linux:~> bin/startevo
> bin/startevo: line 3: =/data/logs/evolution.log: No such file or directory
> bin/startevo: line 4: $LOGFILE: ambiguous redirect
> bin/startevo: line 5: $LOGFILE: ambiguous redirect
> bin/startevo: line 6: $LOGFILE: ambiguous redirect
>
> This is what the script looks like now:
> m8ram@linux:~> cat bin/startevo
> #!/bin/bash
>
> $LOGFILE="/data/logs/evolution.log"

This is wrong.
It should be:

LOGFILE="/data/logs/evolution.log"

No leading "$".  $ tells bash to perform a substition.  It does not
indicate a variable type as it would in say VisualBasic.

Also, I assume that /data/logs exists and you have permission to
read/write a file in that directory.

> echo "" >> $LOGFILE
> echo "--- $(date +"%R %A, %B %-d, %Y") ---" >> $LOGFILE
> evolution >> $LOGFILE 2>&1
>
> The file does exist and is writable:
> m8ram@linux:~> ls -lh /data/logs/evolution.log
> -rw-r--r--    1 m8ram    users         50K 2004-02-11 16:58 /data/logs/evolution.log
>
> Why is bash looking for a file called '=/data/logs/evolution.log' ?  The
> quotes are correct, aren't they?
>
> TIA
> --
> # Mertens Bram "M8ram"   <bra...@li...>     Linux User #249103 #
> # SuSE 8.2 Pro     kernel 2.4.20-4GB      i686                128MB RAM #
> #   5:06pm  up 19 days 20:43,  5 users,  load average: 0.56, 0.20, 0.10 #
>
>
>
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