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Re: [PATCH] tests/xenstore: link in librt

Jan Beulich writes ("Re: [PATCH] tests/xenstore: link in librt"):
> On 12.08.2021 13:24, Ian Jackson wrote:
> >> +LDFLAGS += -lrt
> > 
> > Don't this unconditionally is definitely not right.
> Assuming you meant "Doing this ..." - why? If the concern is that
> librt.so may needlessly get recorded in a DT_NEEDED entry, then I
> can replace the early addition with a late
> LDFLAGS += -Wl,--as-needed -lc -lrt
> one.

librt might not exist at all on some platforms.

> > How old a glibc are we talking about ?  (I looked at the minimum
> > versions listed in README and there's notthing about glibc; perhaps
> > should be.)
> I've hit this with 2.11.3. I guess it has been made available by
> libc.so from 2.17 onwards, considering the symbol version is
> GLIBC_2.17.

According to
glibc 2.17 was released more than eight years ago on 2012-12-25.




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