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To: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>, "Richardson, Bruce"
<bruce.richardson@intel.com>,
Stephen Hemminger <stephen@networkplumber.org>
CC: "dev@dpdk.org" <dev@dpdk.org>
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Subject: Re: [dpdk-dev] [PATCH RFC] devtools: increase default line length
to 100
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On 6/9/20 1:00 PM, Ananyev, Konstantin wrote:
>
>>
>> On Mon, Jun 08, 2020 at 12:17:23PM -0700, Stephen Hemminger wrote:
>>> On Mon, 8 Jun 2020 17:46:40 +0100
>>> Bruce Richardson <bruce.richardson@intel.com> wrote:
>>>
>>>> Rather than continuing to recommend an 80-char line limit, let's take a hint
>>>> from the Linux kernel[1] and aim for an 100-char recommended limit instead.
>>>>
>>>> [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bdc48fa11e46f867ea4d75fa59ee87a7f48be144
>>>>
>>>> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
>>>> ---
>>>> devtools/checkpatches.sh | 2 +-
>>>> doc/guides/contributing/coding_style.rst | 2 +-
>>>> 2 files changed, 2 insertions(+), 2 deletions(-)
>>>>
>>>> diff --git a/devtools/checkpatches.sh b/devtools/checkpatches.sh
>>>> index 158087f1c..4970ed830 100755
>>>> --- a/devtools/checkpatches.sh
>>>> +++ b/devtools/checkpatches.sh
>>>> @@ -15,7 +15,7 @@ VALIDATE_NEW_API=$(dirname $(readlink -f $0))/check-symbol-change.sh
>>>> # Codespell can also be enabled by setting DPDK_CHECKPATCH_CODESPELL to a valid path
>>>> # to a dictionary.txt file if dictionary.txt is not in the default location.
>>>> codespell=${DPDK_CHECKPATCH_CODESPELL:-enable}
>>>> -length=${DPDK_CHECKPATCH_LINE_LENGTH:-80}
>>>> +length=${DPDK_CHECKPATCH_LINE_LENGTH:-100}
>>>>
>>>> # override default Linux options
>>>> options="--no-tree"
>>>> diff --git a/doc/guides/contributing/coding_style.rst b/doc/guides/contributing/coding_style.rst
>>>> index 4efde93f6..1db3a7bbe 100644
>>>> --- a/doc/guides/contributing/coding_style.rst
>>>> +++ b/doc/guides/contributing/coding_style.rst
>>>> @@ -21,7 +21,7 @@ The rules and guidelines given in this document cannot cover every situation, so
>>>> * In the case of creating new files, the style should be consistent within each file in a given directory or module.
>>>> * The primary reason for coding standards is to increase code readability and comprehensibility, therefore always use whatever option
>> will make the code easiest to read.
>>>>
>>>> -Line length is recommended to be not more than 80 characters, including comments.
>>>> +Line length is recommended to be not more than 100 characters, including comments.
>>>> [Tab stop size should be assumed to be 8-characters wide].
>>>>
>>>> .. note::
>>>
>>> I would even support going to 120 characters.
>>>
>>> Acked-by: Stephen Hemminger <stephen@networkplumber.org>
>>
>> I think 100 is enough.
>>
>> In my case, I have a 1080p 24" monitor, and with two terminals side-by-side
>> 100 characters just fits inside each vim window. Going to 120 would be fine
>> for single terminal at a time, but I would find awkward for e.g.
>> side-by-side diff comparison in meld etc.
>
> My preference would be to keep things as it is - 80 chars per line.
> Having multiple different formatting styles in one source file
> looks really awkward and make it hard to follow.
+1