[ovs-dev] [PATCH] sparse: Support recent distributions
Ben Pfaff
blp at nicira.com
Tue Apr 16 01:19:56 UTC 2013
I misunderstood. Thanks, I'm happy with it as is then.
On Apr 15, 2013 5:17 PM, "Andy Zhou" <azhou at nicira.com> wrote:
> This patch does the way you recommended already.
>
>
> On Mon, Apr 15, 2013 at 1:00 PM, Ben Pfaff <blp at nicira.com> wrote:
>
>> On Fri, Apr 05, 2013 at 04:56:52PM -0700, Andy Zhou wrote:
>> > sparse support seems to be broken on some recent Linux distributions.
>> > For example, ubuntu 12.04 with Linux 3.5 kernel, and Debian latest test
>> > distribution, running Linux 3.2 kernel.
>> >
>> > On both systems that sparse was broken, It was not able find the header
>> files
>> > in the default system include directories. GCC finds them by default.
>> >
>> > This patch adds the required GCC default search path when running
>> sparse.
>> >
>> > Tested on:
>> >
>> > Ubuntu 12.04 - w/ linux 3.5 kernel
>> > Debian-6 March test distribution - w/ linux 3.2 kernel
>> >
>> > Signed-off-by: Andy Zhou <azhou at nicira.com>
>>
>> This approach doesn't make me happy, but after some poking around I
>> can't figure out a better way.
>>
>> One issue to consider: as-is, this adds an extra gcc and sed
>> invocation for every compile (inside ``). That might extend the
>> overall "make" by a second or more. Would you mind measuring the
>> cost? If it is high, then it would be worth doing the gcc and sed
>> invocation just once, at configure time, and then using the results
>> for every "make'.
>>
>> Thanks,
>>
>> Ben.
>>
>
>
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