JNIEXPORT void JNICALL Java_mpi_Win_setInfo( JNIEnv *env, jobject jthis, jlong handle, jlong i) { MPI_Win win = (MPI_Win)handle; MPI_Info info = (MPI_Info)i; int rc = MPI_Win_set_info(win, info); ompi_java_exceptionCheck(env, rc); }
static void win_info_set(MPI_Win win, const char *key, const char *set_val) { MPI_Info info_in = MPI_INFO_NULL; MPI_Info_create(&info_in); MPI_Info_set(info_in, key, set_val); MPI_Win_set_info(win, info_in); MPI_Info_free(&info_in); }
void ompi_win_set_info_f(MPI_Fint *win, MPI_Fint *info, MPI_Fint *ierr) { int c_ierr; MPI_Win c_win; MPI_Info c_info; c_win = MPI_Win_f2c(*win); c_info = MPI_Info_f2c(*info); c_ierr = MPI_Win_set_info(c_win, c_info); if (NULL != ierr) *ierr = OMPI_INT_2_FINT(c_ierr); }
int main(int argc, char **argv) { int rank, nproc; MPI_Info info_in, info_out; int errors = 0, all_errors = 0; MPI_Win win; void *base; char invalid_key[] = "invalid_test_key"; char buf[MPI_MAX_INFO_VAL]; int flag; MPI_Init(&argc, &argv); MPI_Comm_rank(MPI_COMM_WORLD, &rank); MPI_Comm_size(MPI_COMM_WORLD, &nproc); /* Test#1: setting a valid key at window-create time */ MPI_Info_create(&info_in); MPI_Info_set(info_in, (char *)"no_locks", (char *)"true"); MPI_Win_allocate(sizeof(int), sizeof(int), info_in, MPI_COMM_WORLD, &base, &win); MPI_Win_get_info(win, &info_out); MPI_Info_get(info_out, (char *)"no_locks", MPI_MAX_INFO_VAL, buf, &flag); if (!flag || strncmp(buf, "true", strlen("true")) != 0) { if (!flag) printf("%d: no_locks is not defined\n", rank); else printf("%d: no_locks = %s, expected true\n", rank, buf); errors++; } MPI_Info_free(&info_in); MPI_Info_free(&info_out); /* We create a new window with no info argument for the next text to ensure that we have the * default settings */ MPI_Win_free(&win); MPI_Win_allocate(sizeof(int), sizeof(int), MPI_INFO_NULL, MPI_COMM_WORLD, &base, &win); /* Test#2: setting and getting invalid key */ MPI_Info_create(&info_in); MPI_Info_set(info_in, invalid_key, (char *)"true"); MPI_Win_set_info(win, info_in); MPI_Win_get_info(win, &info_out); MPI_Info_get(info_out, invalid_key, MPI_MAX_INFO_VAL, buf, &flag); #ifdef USE_STRICT_MPI /* Check if our invalid key was ignored. Note, this check's MPICH's * behavior, but this behavior may not be required for a standard * conforming MPI implementation. */ if (flag) { printf("%d: %s was not ignored\n", rank, invalid_key); errors++; } #endif MPI_Info_free(&info_in); MPI_Info_free(&info_out); /* Test#3: setting info key "no_lock" to false and getting the key */ MPI_Info_create(&info_in); MPI_Info_set(info_in, (char *)"no_locks", (char *)"false"); MPI_Win_set_info(win, info_in); MPI_Win_get_info(win, &info_out); MPI_Info_get(info_out, (char *)"no_locks", MPI_MAX_INFO_VAL, buf, &flag); if (!flag || strncmp(buf, "false", strlen("false")) != 0) { if (!flag) printf("%d: no_locks is not defined\n", rank); else printf("%d: no_locks = %s, expected false\n", rank, buf); errors++; } if (flag && VERBOSE) printf("%d: no_locks = %s\n", rank, buf); MPI_Info_free(&info_in); MPI_Info_free(&info_out); /* Test#4: setting info key "no_lock" to true and getting the key */ MPI_Info_create(&info_in); MPI_Info_set(info_in, (char *)"no_locks", (char *)"true"); MPI_Win_set_info(win, info_in); MPI_Win_get_info(win, &info_out); MPI_Info_get(info_out, (char *)"no_locks", MPI_MAX_INFO_VAL, buf, &flag); if (!flag || strncmp(buf, "true", strlen("true")) != 0) { if (!flag) printf("%d: no_locks is not defined\n", rank); else printf("%d: no_locks = %s, expected true\n", rank, buf); errors++; } if (flag && VERBOSE) printf("%d: no_locks = %s\n", rank, buf); MPI_Info_free(&info_in); MPI_Info_free(&info_out); /* Test#4: getting other info keys */ MPI_Win_get_info(win, &info_out); MPI_Info_get(info_out, (char *)"accumulate_ordering", MPI_MAX_INFO_VAL, buf, &flag); if (flag && VERBOSE) printf("%d: accumulate_ordering = %s\n", rank, buf); MPI_Info_get(info_out, (char *)"accumulate_ops", MPI_MAX_INFO_VAL, buf, &flag); if (flag && VERBOSE) printf("%d: accumulate_ops = %s\n", rank, buf); MPI_Info_get(info_out, (char *)"same_size", MPI_MAX_INFO_VAL, buf, &flag); if (flag && VERBOSE) printf("%d: same_size = %s\n", rank, buf); MPI_Info_get(info_out, (char *)"alloc_shm", MPI_MAX_INFO_VAL, buf, &flag); if (flag && VERBOSE) printf("%d: alloc_shm = %s\n", rank, buf); MPI_Info_free(&info_out); MPI_Win_free(&win); MPI_Reduce(&errors, &all_errors, 1, MPI_INT, MPI_SUM, 0, MPI_COMM_WORLD); if (rank == 0 && all_errors == 0) printf(" No Errors\n"); MPI_Finalize(); return 0; }