Sylwester Arabas

> And have all the options regarding threading been ported to cmake? @pguio : could you elaborate?

Boost serialisation is handled: https://github.com/blitzpp/blitz/blob/e1c40dfbc0f2a50b817f815320ede4de63ddd5ff/blitz/CMakeLists.txt#L28 TBB is handled: https://github.com/blitzpp/blitz/blob/e1c40dfbc0f2a50b817f815320ede4de63ddd5ff/blitz/CMakeLists.txt#L6 Threadsafe is here: https://github.com/blitzpp/blitz/blob/e1c40dfbc0f2a50b817f815320ede4de63ddd5ff/blitz/CMakeLists.txt#L4 no trace of --with-blas, @papadop @pguio: added a separate issue - https://github.com/blitzpp/blitz/issues/149

Might be somehow relevant - an example Blitz++/HDF5 combination code: https://github.com/igfuw/libmpdataxx/blob/master/libmpdata%2B%2B/output/hdf5.hpp

A relevant comment by "Shakes" (@shakes76) from SF (https://sourceforge.net/p/blitz/patches/2/): > The following is the code for getting FFT's on Blitz Arrays using the mature and highly recognised FFTW C Library....

+1 for a PR, Thanks in advance

Thank you @tobias-loew! Let me suggest to also add a unit test, so that the expected behavior is tested on CI, thanks

Thank you! For the record, here is also a relevant post from Blitz++ Sourceforge tracker: (by https://sourceforge.net/u/sunday87 created: 2013-11-21) ``` Hello everyone I am using boost::multiprecision datatypes within blitz++ arrays....

Thanks! Probably, we should reuse the existing ```BZ_THREADSAFE_USE_OPENMP``` macro? See ```blitz.hpp''': https://github.com/blitzpp/blitz/blob/master/blitz/blitz.h#L158 ```c++ #elif defined (_OPENMP) #define BZ_THREADSAFE_USE_OPENMP ``` which then would be used to conditionally declare something alike BZ_MUTEX_UNLOCK...

this was migrated from SF: https://sourceforge.net/p/blitz/feature-requests/6/

thanks, could you please create a pull request with these changes?