MPI_Comm comm);
XBT_PRIVATE void smpi_empty_status(MPI_Status * status);
-XBT_PRIVATE MPI_Op smpi_op_new(MPI_User_function * function, int commute);
-XBT_PRIVATE int smpi_op_is_commute(MPI_Op op);
+XBT_PRIVATE MPI_Op smpi_op_new(MPI_User_function * function, bool commute);
+XBT_PRIVATE bool smpi_op_is_commute(MPI_Op op);
XBT_PRIVATE void smpi_op_destroy(MPI_Op op);
XBT_PRIVATE void smpi_op_apply(MPI_Op op, const void *invec, void *inoutvec, int *len, MPI_Datatype * datatype);
// utilities
extern XBT_PRIVATE double smpi_cpu_threshold;
extern XBT_PRIVATE double smpi_running_power;
-extern XBT_PRIVATE int smpi_privatize_global_variables;
+extern XBT_PRIVATE bool smpi_privatize_global_variables;
extern XBT_PRIVATE char* smpi_start_data_exe; //start of the data+bss segment of the executable
extern XBT_PRIVATE int smpi_size_data_exe; //size of the data+bss segment of the executable