Dear, Norman Feske! I am sorry for off-topic. Is it possible to use STL containers using mentioned way? (change target.mk) And one more question: how can one use STL containers with Genode new placement operator?
Thanks in advance for your answers. Kind regards, Sergey. 20.03.2013, 11:47, "Norman Feske" <[email protected]>: > Hello Daniel, > >> [...] how do I use the std c++ new placement >> operator which take void *, i.e. >> >> void * p = ::malloc(256); >> T * obj = new (p) T(); >> >> When I try to use this it cannot find the operator, only the Genode >> allocator version. I have 'cxx' in my target.mk > > in the rare cases where the Genode base system needs a placement new > operator, we host it in the implementation file. For example, > 'base/src/base/allocator/slab.cc' contains one. This way, the operator > is defined only if really intended, which avoids using it by accident. > It is a single line of code: > > inline void *operator new(size_t, void *at) { return at; } > > Alternatively, if you are using the standard C++ library anyway, you may > use the definition provided by libsupc++. Just specify your LIBS > declaration in your 'target.mk' file as follows: > > LIBS = libc libm stdcxx > > Now, you can just '#include <new>' and use the placement new operator > provided there. > > Cheers > Norman > > -- > Dr.-Ing. Norman Feske > Genode Labs > > http://www.genode-labs.com · http://genode.org > > Genode Labs GmbH · Amtsgericht Dresden · HRB 28424 · Sitz Dresden > Geschäftsführer: Dr.-Ing. Norman Feske, Christian Helmuth > > ------------------------------------------------------------------------------ > Everyone hates slow websites. So do we. > Make your web apps faster with AppDynamics > Download AppDynamics Lite for free today: > http://p.sf.net/sfu/appdyn_d2d_mar > _______________________________________________ > Genode-main mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/genode-main -- Best regards, Sergey Grekhov ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_d2d_mar _______________________________________________ Genode-main mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/genode-main
