-/* declaration of instrumentation functions from msg_process_instr.c */
-XBT_PRIVATE char *instr_process_id (msg_process_t proc, char *str, int len);
-XBT_PRIVATE char *instr_process_id_2 (const char *process_name, int process_pid, char *str, int len);
-XBT_PRIVATE void TRACE_msg_process_change_host(msg_process_t process, msg_host_t old_host, msg_host_t new_host);
-XBT_PRIVATE void TRACE_msg_process_create (const char *process_name, int process_pid, msg_host_t host);
-XBT_PRIVATE void TRACE_msg_process_destroy (const char *process_name, int process_pid);
-XBT_PRIVATE void TRACE_msg_process_kill(smx_process_exit_status_t status, msg_process_t process);
-XBT_PRIVATE void TRACE_msg_process_suspend(msg_process_t process);
-XBT_PRIVATE void TRACE_msg_process_resume(msg_process_t process);
-XBT_PRIVATE void TRACE_msg_process_sleep_in(msg_process_t process); //called from msg/gos.c
-XBT_PRIVATE void TRACE_msg_process_sleep_out(msg_process_t process);
-
-/* declaration of instrumentation functions from instr_msg_vm.c */
-XBT_PRIVATE char *instr_vm_id(msg_vm_t vm, char *str, int len);
-XBT_PRIVATE char *instr_vm_id_2(const char *vm_name, char *str, int len);
-XBT_PRIVATE void TRACE_msg_vm_change_host(msg_vm_t vm, msg_host_t old_host, msg_host_t new_host);
-XBT_PRIVATE void TRACE_msg_vm_start(msg_vm_t vm);
-XBT_PRIVATE void TRACE_msg_vm_create(const char *vm_name, msg_host_t host);
-XBT_PRIVATE void TRACE_msg_vm_kill(msg_vm_t process);
-XBT_PRIVATE void TRACE_msg_vm_suspend(msg_vm_t vm);
-XBT_PRIVATE void TRACE_msg_vm_resume(msg_vm_t vm);
-XBT_PRIVATE void TRACE_msg_vm_save(msg_vm_t vm);
-XBT_PRIVATE void TRACE_msg_vm_restore(msg_vm_t vm);
-XBT_PRIVATE void TRACE_msg_vm_end(msg_vm_t vm);
-
-SG_END_DECL()
-
-XBT_PUBLIC(msg_process_t) MSG_process_create_with_environment(
- const char *name, std::function<void()> code, void *data,
- msg_host_t host, xbt_dict_t properties);
-
-inline void simdata_task::setUsed()