[Buildroot] [PATCH 2/2] package/tcf-agent: fix uClibc-ng compile on ARM

[Waldemar Brodkorb]

Hi Thomas,
Thomas Petazzoni wrote,

> On Sun, 13 Aug 2023 09:23:44 +0200
> Waldemar Brodkorb <wbx at openadk.org> wrote:
> 
> > +ifeq ($(BR2_STATIC_LIBS),y)
> > +ifeq ($(BR2_ARM_INSTRUCTIONS_THUMB),y)
> > +TCF_AGENT_CONF_OPTS += -DCMAKE_C_FLAGS="$(TARGET_CFLAGS) -marm"
> > +endif
> > +endif
> 
> What is the situation with musl?

Musl works fine with static and shared without this patch.
How should a v2 look like? 
 
> With glibc, BR2_STATIC_LIBS=y is impossible.
> 
> But with musl, BR2_STATIC_LIBS=y is possible. Is getauxval() always
> supported on musl, regardless of static or shared?

Yes.
 
> Also, shouldn't the horrible "#  define USE_getauxval
> (defined(__GLIBC__) && (__GLIBC__ > 2 || (__GLIBC__ == 2 &&
> __GLIBC_MINOR__ >= 16)) || (defined(__UCLIBC__) &&
> defined(__HAVE_SHARED__)))" be turned into a proper CMake test ?

That might be something upstream should do. :)

best regards
 Waldemar