[OE-core] [CONSOLIDATED PULL 14/22] default-distrovars: Define DISTRO_FEATURES_LIBC for uclibc

[Khem Raj]

On Tue, Jan 10, 2012 at 9:58 AM, Richard Purdie
<richard.purdie at linuxfoundation.org> wrote:
> On Tue, 2012-01-10 at 11:01 +0000, Phil Blundell wrote:
>> On Mon, 2012-01-09 at 21:54 -0800, Saul Wold wrote:
>> > diff --git a/meta/conf/distro/include/default-distrovars.inc b/meta/conf/distro/include/default-distrovars.inc
>> > index e1594f3..0b515e5 100644
>> > --- a/meta/conf/distro/include/default-distrovars.inc
>> > +++ b/meta/conf/distro/include/default-distrovars.inc
>> > @@ -10,6 +10,8 @@ LIMIT_BUILT_LOCALES ?= "POSIX en_US en_GB"
>> >  ENABLE_BINARY_LOCALE_GENERATION ?= "1"
>> >  LOCALE_UTF8_ONLY ?= "0"
>> >
>> > +DISTRO_FEATURES_LIBC_libc-uclibc ?= "ipv4 ipv6 largefile libc-posix-clang-wchar"
>> > +
>> >  DISTRO_FEATURES_LIBC ?= "ipv4 ipv6 libc-backtrace libc-big-macros libc-bsd libc-cxx-tests libc-catgets libc-charsets libc-crypt \
>> >                                     libc-crypt-ufc libc-db-aliases libc-envz libc-fcvt libc-fmtmsg libc-fstab libc-ftraverse \
>> >                                     libc-getlogin libc-idn libc-inet-anl libc-libm libc-libm-big libc-locales libc-locale-code \
>>
>> This looks like a bad idea to me.  I think that override will cause
>> potentially surprising behaviour for folks who are trying to set
>> DISTRO_FEATURES_LIBC by hand.  And, as far as I can tell, this patch
>> won't make any functional difference since uclibc will just ignore the
>> features it doesn't understand.
>
> Agreed. If this really is an issue we could do something like:
>
> DEFAULTLIBFEATURES = "xxx"
> DEFAULTLIBFEATURES_libc-uclibc = "yyy"
> DISTRO_FEATURES_LIBC ?= "${DEFAULTLIBCFEATURES}"

I think its ok to drop it since OE-core is reference set of features and
let users redefine them if need be.

>
> Cheers,
>
> Richard
>
>
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