cgal/Installation/include/CGAL/tss.h

37 lines
840 B
C

#ifndef CGAL_TSS_H
#define CGAL_TSS_H
#include <CGAL/config.h>
#if defined( CGAL_HAS_THREADS )
# ifdef CGAL_CAN_USE_CXX11_THREAD_LOCAL
//# pragma message ( "Use keyword thread_local" )
# else
//# pragma message ("Use thread_local from boost")
# define CGAL_USE_BOOST_THREAD
# include <boost/thread/tss.hpp>
# endif
# ifdef CGAL_USE_BOOST_THREAD
# define CGAL_THREAD_LOCAL_VARIABLE(TYPE, VAR,VAL) \
boost::thread_specific_ptr<TYPE> VAR##_ptr; \
if(VAR##_ptr.get() == NULL) {VAR##_ptr.reset(new TYPE(VAL));} \
TYPE& VAR = * VAR##_ptr.get()
# else
# define CGAL_THREAD_LOCAL_VARIABLE(TYPE, VAR,VAL) \
thread_local TYPE VAR = VAL
# endif
#else
# define CGAL_THREAD_LOCAL_VARIABLE(TYPE, VAR,VAL) TYPE VAR = VAL
#endif
#endif // CGAL_TSS_H