ot: mail flag for attachment in unix

[Bill Campbell]

On Wed, Sep 30, 2009, Dennis Malen wrote:
> Here's the last conundrum. What I now wanted to do was to send a script 
> that attaches a file to the email and also writes a message in the body 
> of the email.
>
> I attempted to use:
>
> uuencode /tmp/emccx.xls emcc.xls | mail -s "test3" dmalen at malen.com <tryftp
>
> If I use the right side of the pipe separately it places the contents of  
> "tryftp" in the body. If I use the full line without the "<tryfile" it  
> attaches "emcc.xls" to the email.
>
> When I try the entire line above, the right side of the pipe wins and 
> just places the contents of "tryftp" in the body of the email without any 
> attachment.
>
> Am I precluded from combining the two sides in UNIX this script or 
> anything like it?

Any process in Unix has three files open by default, Standard
Input, Standard Output, and Standard Error.  Either the pipe or
the ``<'' character will go to Standard Input.

You could say something like this where the things in the
parentheses are executed in a separate shell which then would
have its Standard Output the combined result of uuencode and
cat).

(uuencode /tmp/emccx.xls emcc.xls; cat tryftp) | mail -s ...

Bill
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