[OE-core] [PATCH V2] scripts.send-pull-request: Avoid multiple chain headers

[Jose Lamego]

Agree. Please provide feedback about below comments and I will submit a
v3 patch.

On 11/28/2016 01:47 PM, Patrick Ohly wrote:
> On Mon, 2016-11-28 at 10:23 -0600, Jose Lamego wrote:
More than 1 "In-Reply-To" and "References" message headers are in
violation of rfc2822 [1] and may cause that some email-related
applications do not point to the appropriate root message in a
conversation/series.

>> When creating a patch set with cover letter using the
>> send-pull-request script, both the "In-Reply-To" and "References"
>> headers are appended twice in patch 2 and subsequent.
> 
> The "why" part is missing in the commit header. "Why" is appending those
> twice a problem? Is it a bug in the script (because it violates some
> RFC) or is it merely a workaround for a problem in other software (mail
> programs or Patchwork)?
> 
> I know that this change is related to the issues that Patchwork has with
> identifying a patch series, but even with that background knowledge it
> is not clear why this fix is the right solution.
> 
This change appends only one header pointing to very first patch
in series (patch #1) or to cover letter if available, which results in an
appropriate message-chain.

[1] https://tools.ietf.org/html/rfc2822#section-3.6
>>
>> [YOCTO #10718]
>>
>> Signed-off-by: Jose Lamego <jose.a.lamego at linux.intel.com>
>> ---
>>  scripts/send-pull-request | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/scripts/send-pull-request b/scripts/send-pull-request
>> index 575549d..a660c37 100755
>> --- a/scripts/send-pull-request
>> +++ b/scripts/send-pull-request
>> @@ -162,7 +162,7 @@ PATCHES=$(echo $PDIR/*.patch)
>>  if [ $AUTO_CL -eq 1 ]; then
>>  	# Send the cover letter to every recipient, both specified as well as
>>  	# harvested. Then remove it from the patches list.
>> -	eval "git send-email $GIT_TO $GIT_CC $GIT_EXTRA_CC --confirm=always --no-chain-reply-to --suppress-cc=all $CL"
>> +	eval "git send-email $GIT_TO $GIT_CC $GIT_EXTRA_CC --confirm=always --no-thread --suppress-cc=all $CL"
>>  	if [ $? -eq 1 ]; then
>>  		echo "ERROR: failed to send cover-letter with automatic recipients."
>>  		exit 1
> 
> 
> And I don't understand why this proposed change has the described
> effect. Does changing the threading parameters change the output of "git
> send-email" and thus indirectly the mail headers of the following
> patches?
> 

-- 
Jose Lamego | OTC Embedded Platforms & Tools | GDC

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