-/* Copyright (c) 2010-2015. The SimGrid Team.
- * All rights reserved. */
+/* Copyright (c) 2010-2019. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "simgrid/msg.h"
#include "mpi.h"
+
+#include <stdio.h> /* snprintf */
+
XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test, "Messages specific for this msg example");
static int master(int argc, char *argv[])
double task_comm_size = xbt_str_parse_double(argv[3], "Invalid communication size: %s");
long slaves_count = xbt_str_parse_int(argv[4], "Invalid amount of slaves: %s");
- int i;
-
XBT_INFO("Got %ld slaves and %ld tasks to process", slaves_count, number_of_tasks);
- for (i = 0; i < number_of_tasks; i++) {
+ for (int i = 0; i < number_of_tasks; i++) {
char mailbox[256];
char sprintf_buffer[256];
- msg_task_t task = NULL;
- sprintf(mailbox, "slave-%ld", i % slaves_count);
- sprintf(sprintf_buffer, "Task_%d", i);
- task = MSG_task_create(sprintf_buffer, task_comp_size, task_comm_size, NULL);
+ snprintf(mailbox,256, "slave-%ld", i % slaves_count);
+ snprintf(sprintf_buffer,256, "Task_%d", i);
+ msg_task_t task = MSG_task_create(sprintf_buffer, task_comp_size, task_comm_size, NULL);
if (number_of_tasks < 10000 || i % 10000 == 0)
- XBT_INFO("Sending \"%s\" (of %ld) to mailbox \"%s\"", task->name, number_of_tasks, mailbox);
+ XBT_INFO("Sending \"%s\" (of %ld) to mailbox \"%s\"", MSG_task_get_name(task), number_of_tasks, mailbox);
MSG_task_send(task, mailbox);
}
XBT_INFO("All tasks have been dispatched. Let's tell everybody the computation is over.");
- for (i = 0; i < slaves_count; i++) {
+ for (int i = 0; i < slaves_count; i++) {
char mailbox[80];
- sprintf(mailbox, "slave-%ld", i % slaves_count);
+ snprintf(mailbox,80, "slave-%ld", i % slaves_count);
msg_task_t finalize = MSG_task_create("finalize", 0, 0, 0);
MSG_task_send(finalize, mailbox);
}
{
MPI_Init(&argc, &argv);
- int rank, size;
+ int rank;
+ int size;
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
MPI_Comm_size(MPI_COMM_WORLD, &size);
XBT_INFO("alltoall for rank %d", rank);
int* out=malloc(1000*size*sizeof(int));
int* in=malloc(1000*size*sizeof(int));
- MPI_Alltoall(out, 1000, MPI_INT,in, 1000, MPI_INT, MPI_COMM_WORLD);
+ MPI_Alltoall(out, 1000, MPI_INT,in, 1000, MPI_INT, MPI_COMM_WORLD);
XBT_INFO("after alltoall %d", rank);
free(out);
read = sscanf(argv[1], "%d", &id);
xbt_assert(read, "Invalid argument %s\n", argv[1]);
- sprintf(mailbox, "slave-%d", id);
+ snprintf(mailbox,80, "slave-%d", id);
while (1) {
res = MSG_task_receive(&(task), mailbox);
xbt_assert(res == MSG_OK, "MSG_task_get failed");
-// XBT_INFO("Received \"%s\"", MSG_task_get_name(task));
- if (!strcmp(MSG_task_get_name(task), "finalize")) {
+ if (strcmp(MSG_task_get_name(task), "finalize")==0) {
MSG_task_destroy(task);
break;
}
-// XBT_INFO("Processing \"%s\"", MSG_task_get_name(task));
MSG_task_execute(task);
-// XBT_INFO("\"%s\" done", MSG_task_get_name(task));
MSG_task_destroy(task);
task = NULL;
}
msg_error_t res;
MSG_init(&argc, argv);
+ SMPI_init();
xbt_assert(argc > 2,"Usage: %s platform_file deployment_file\n"
"\nexample: %s msg_platform.xml msg_deployment.xml\n", argv[0], argv[0]);
// the second performing an alltoall on 4 nodes
SMPI_app_instance_register("alltoall_mpi", alltoall_mpi,4);
MSG_launch_application(argv[2]);
- SMPI_init();
res = MSG_main();