[Buildroot] [PATCHv2] package: add the poco C++ libraries collection

[Baruch Siach]

Hi Peter,

On Tue, Sep 27, 2011 at 09:19:01PM +0200, Peter Korsgaard wrote:
> >>>>> "Baruch" == Baruch Siach <baruch at tkos.co.il> writes:
>  Baruch> Well, it seems that the Poco configure script can do just that
>  Baruch> when told to.  The --no-fpenvironment option replaces
>  Baruch> FPEnvironment_C99.h with FPEnvironment_DUMMY.h. You can even
>  Baruch> pass --no-wstring to disable std::wstring support. So the
>  Baruch> question is, is there a way to detect the 'defined(__UCLIBC__)
>  Baruch> && !defined (__UCLIBC_HAS_FENV__)' condition at configuration
>  Baruch> time? This seems to be much cleaner than patching the code for
>  Baruch> build time detection.
> 
> Ahh ok, good. As far as I can see, the uClibc fenv support is not really
> extensive enough to ever work, so simply detecting uClibc should be
> enough. Remember we can use uClibc through
> internal/external/crosstool-ng toolchains, so you'll need to do
> something like
> 
> ifeq ($(BR2_TOOLCHAIN_BUILDROOT)$(BR2_TOOLCHAIN_EXTERNAL_UCLIBC)$(BR2_TOOLCHAIN_CTNG_uClibc),y)
> POCO_CONF_OPT += --no-fpenvironment
> endif

Can't we just use $(LIBC) that is set in package/Makefile.in? Hence:

ifeq ($(LIBC),uclibc)
POCO_CONF_OPT += --no-fpenvironment
endif

baruch

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