Backup script

Paul Howarth paul at city-fan.org
Mon Mar 13 11:57:48 UTC 2006


Chris Norman wrote:
> Hi,
> I've got that, the only thing, when I run the script first hand, I get:
> 
> : Bad interpreter: No such file or directory
> 
> At the top, I have:
> #!/bin/bash
> 
> I tried:
> #!/bin/sh
> 
> But that got the same results. The permission bits are:
> 
> -rwxr--r-- root root
> 
> I'm running it as root.
> 
> No probs, I have fixed that, just re-wrote it, and it seemed to work.

You had probably created the script on a Windows box, which puts 
carriage return characters at the end of each line that confuse shells 
trying to interpret them.

 > I have
> another problem now though:
> 
> Tar says it can't "stat" ls, says there's no such file or directory.
> 
> here's the script:
> 
> #!/bin/bash
> 
> cd /var/ftp/backup;
> 
> for file in ls
> do {
> tar cf /home/backup/$file.tar.tar $file/
> } done
> 
> 
> What is the problem?

$file has only one value in this loop, "ls".
What you want is to capture the output of "ls" and use that:

   for file in `ls`

or in bash (clearer)

   for file in $(ls)

or (better still, you don't need ls at all)

   for file in *

P.S. Please don't top-post on this mailing list.

Paul.




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