Proposed Pthread affinity APIs
joel.sherrill at OARcorp.com
Tue Nov 12 19:27:58 UTC 2013
On 11/12/2013 1:23 PM, Sebastian Huber wrote:
> On 11/12/2013 08:13 PM, Joel Sherrill wrote:
>> _GNU_SOURCE is transformed into multiple other
>> defines in features.h in glibc.
>> #ifdef _GNU_SOURCE
>> # define __USE_GNU 1
>> Our sys/features.h does not have the comparable
>> ifdef. We are likely missing others as it turns
>> on about ten other feature flags in the glibc
>> I guess we need to follow this pattern and add
>> _GNU_SOURCE to our sys/features.h. The others
>> need another round of thought.
> Another option would be to add this to the Newlib <sys/cdefs.h> since
> here we already have defines related to _POSIX_SOURCE etc. Here we
> should use __GNU_VISIBLE to be in line with the BSD names.
Where's the best place to add this in <sys/cdefs.h> to not
screw up merging future versions from BSD land.
Joel Sherrill, Ph.D. Director of Research & Development
joel.sherrill at OARcorp.com On-Line Applications Research
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