XBT_PRIVATE void SIMIX_set_category(smx_activity_t synchro, std::string category);
-XBT_PRIVATE boost::intrusive_ptr<simgrid::kernel::activity::ExecImpl>
-SIMIX_execution_start(std::string name, double flops_amount, double priority, double bound, sg_host_t host);
-XBT_PRIVATE boost::intrusive_ptr<simgrid::kernel::activity::ExecImpl>
+XBT_PRIVATE simgrid::kernel::activity::ExecImplPtr SIMIX_execution_start(std::string name, std::string category,
+ double flops_amount, double priority,
+ double bound, sg_host_t host);
+XBT_PRIVATE simgrid::kernel::activity::ExecImplPtr
SIMIX_execution_parallel_start(std::string name, int host_nb, sg_host_t* host_list, double* flops_amount,
double* bytes_amount, double rate, double timeout);