1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
3 * (C) 2003 by Argonne National Laboratory.
4 * See COPYRIGHT in top-level directory.
9 /* FIXME: This test program assumes that MPI_Error_string will work even
10 if MPI is not initialized. That is not guaranteed. */
12 /* Normally, when checking for error returns from MPI calls, you must ensure
13 that the error handler on the relevant object (communicator, file, or
14 window) has been set to MPI_ERRORS_RETURN. The tests in this
15 program are a special case, as either a failure or an abort will
18 int main( int argc, char *argv[] )
22 char err_string[1024];
27 error = MPI_Finalized(&flag);
28 if (error != MPI_SUCCESS)
30 MPI_Error_string(error, err_string, &length);
31 printf("MPI_Finalized failed: %s\n", err_string);
37 printf("MPI_Finalized returned true before MPI_Init.\n");
41 error = MPI_Init(&argc, &argv);
42 if (error != MPI_SUCCESS)
44 MPI_Error_string(error, err_string, &length);
45 printf("MPI_Init failed: %s\n", err_string);
50 error = MPI_Comm_rank(MPI_COMM_WORLD, &rank);
51 if (error != MPI_SUCCESS)
53 MPI_Error_string(error, err_string, &length);
54 printf("MPI_Comm_rank failed: %s\n", err_string);
56 MPI_Abort(MPI_COMM_WORLD, error);
61 error = MPI_Finalized(&flag);
62 if (error != MPI_SUCCESS)
64 MPI_Error_string(error, err_string, &length);
65 printf("MPI_Finalized failed: %s\n", err_string);
67 MPI_Abort(MPI_COMM_WORLD, error);
72 printf("MPI_Finalized returned true before MPI_Finalize.\n");
74 MPI_Abort(MPI_COMM_WORLD, error);
78 error = MPI_Barrier(MPI_COMM_WORLD);
79 if (error != MPI_SUCCESS)
81 MPI_Error_string(error, err_string, &length);
82 printf("MPI_Barrier failed: %s\n", err_string);
84 MPI_Abort(MPI_COMM_WORLD, error);
88 error = MPI_Finalize();
89 if (error != MPI_SUCCESS)
91 MPI_Error_string(error, err_string, &length);
92 printf("MPI_Finalize failed: %s\n", err_string);
98 error = MPI_Finalized(&flag);
99 if (error != MPI_SUCCESS)
101 MPI_Error_string(error, err_string, &length);
102 printf("MPI_Finalized failed: %s\n", err_string);
108 printf("MPI_Finalized returned false after MPI_Finalize.\n");
113 printf(" No Errors\n");