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Re: [Xen-devel] Enhancing Xen's Kconfig infrastructure to support tailored solutions
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wei.liu2@xxxxxxxxxx>, Lars Kurth <lars.kurth.xen@xxxxxxxxx>
- From: George Dunlap <george.dunlap@xxxxxxxxxx>
- Date: Mon, 18 Feb 2019 12:11:42 +0000
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- Cc: James McKenzie <james.mckenzie@xxxxxxxxxxx>, robin.randhawa@xxxxxxx, 'Jan Beulich' <JBeulich@xxxxxxxx>, Daniel Smith <dpsmith@xxxxxxxxxxxxxxxxxxxx>, Doug Goldstein <cardoe@xxxxxxxxxx>, Christopher Clark <christopher.w.clark@xxxxxxxxx>, Marek Marczykowski <marmarek@xxxxxxxxxxxxxxxxxxxxxx>, "Daniel P.Smith" <dpsmith.dev@xxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, committers@xxxxxxxxxxxxxx, Suravee Suthikulpanit <suravee.suthikulpanit@xxxxxxx>, Jun Nakajima <jun.nakajima@xxxxxxxxx>, Stewart Hildebrand <Stewart.Hildebrand@xxxxxxxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxx>, Paul Durrant <paul.durrant@xxxxxxxxxx>
- Delivery-date: Mon, 18 Feb 2019 12:11:52 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Openpgp: preference=signencrypt
On 2/18/19 12:01 PM, Andrew Cooper wrote:
> On 18/02/2019 11:57, Wei Liu wrote:
>> On Mon, Feb 18, 2019 at 11:53:15AM +0000, Lars Kurth wrote:
>>>
>>>> On 18 Feb 2019, at 11:30, George Dunlap <george.dunlap@xxxxxxxxxx> wrote:
>>>>
>>>> On 2/18/19 11:23 AM, Wei Liu wrote:
>>>>> On Mon, Feb 18, 2019 at 11:17:56AM +0000, Lars Kurth wrote:
>>>>>> Thank you Wei. It's interesting though that the full vs HVM only is
>>>>>> almost identical in terms of SLOC's
>>>>>> Lars
>>>>> The cloc target counts the files in the dependency graph generated by
>>>>> make.
>>> Do we know for sure that CLOC counts everything in a file or does it honour
>>> the pre-processor settings?
>> We certainly don't feed any preprocessor defines to it. I doubt it
>> understand C to that level of details anyway.
>
> LoC isn't a fantastic metric under any circumstance.
>
> Bigger code is definitely better, if the reason it is bigger is because
> it is because it is formatted for readability/clarity etc.
>
> Attempting to optimise for smaller LoC, other than making entire
> functional areas optional, is usually short sighted.
For instance, we could probably decrease the LoC by nearly 20k by
changing the style not to give the opening bracket its own line:
$ find . -name '*.c' | xargs grep '^[[:space:]]*{' | wc -l
19896
$ find . -name '*.[ch]' | xargs grep '^[[:space:]]*{' | wc -l
21847
-George
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