Re: How to use --cc-cmd in git-send-email?

["Philip Oakley" <philipoakley@iee.org>]

From: "Eric Sunshine" <sunshine@sunshineco.com>
> On Sun, Jul 19, 2015 at 6:02 PM, Philip Oakley <philipoakley@iee.org> 
> wrote:
>> I've been using git-send-email with repeated individual --cc="email 
>> address"
>> parameters on the command line.
>>
>> I tried putting all the addresses, one per line, into a file 
>> 'cc-cmd', so I
>> could use if for the --cc-cmd option.
>>
>> I then tried to use --cc-cmd='cat cc-cmd' to do the send-email (as a
>> --dry-run). This produced, as part of the output, a list of the 
>> output of
>> the cc-cmd, which showed not only the file contents, but this was 
>> then
>> followed by the full patch, as if it was part of the list of email
>> addresses.
>
> git-send-email invokes the cc-cmd like this:
>
>    $cc-cmd $patchfilename
>
> so, when you used 'cat cc-cmd' as the value of --cc-cmd, your 
> invocation became:
>
>    cat cc-cmd $patchfilename
>
> and since 'cat' copies the concatenation of its input files to its
> output, that explains why you first saw the names from your 'cc-cmd'
> file followed by the content of the patch file.

Many thanks, that seems to explain everything!

I'd tried to understand the code but I missed the nuances with my 
limited experience of perl coding.
>
> A quick-and-dirty work-around is to use '#' to effectively comment out
> the patch file name:
>
>    --cc-cmd='cat cc-cmd #'
>
> which works, but is very, very ugly.

But nicely quick and dirty ;-)

>
>> Could this have been caused by an extra (blank) line at the end of 
>> the
>> cc-cmd file?
>
> Nope.
>
>> Also, does anyone have an example of a working --cc-cmd option?
>
> A very simple working solution is to make your 'cc-cmd' file 
> executable:
>
>    #!/bin/sh
>    echo <<\EOF
>    person1@example.com
>    person2@example.com
>    EOF

I may try and do a small doc patch for the git-send-email.txt man page 
(I have a few doc fixes backing up waiting to be done ;-)

--
Philip