X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/63a8fb284a051f3748a3eb0cdf73882a47c00c9d..8a0e560ec45d87b09644b07ea26ddb95d589c670:/examples/msg/app-token-ring/app-token-ring.c diff --git a/examples/msg/app-token-ring/app-token-ring.c b/examples/msg/app-token-ring/app-token-ring.c deleted file mode 100644 index 1f046a77ae..0000000000 --- a/examples/msg/app-token-ring/app-token-ring.c +++ /dev/null @@ -1,68 +0,0 @@ -/* Copyright (c) 2008-2016. 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" - -XBT_LOG_NEW_DEFAULT_CATEGORY(msg_app_token_ring, "Messages specific for this msg example"); - -/* Main function of all processes used in this example */ -static int relay_runner(int argc, char *argv[]) -{ - xbt_assert(argc==0, "The relay_runner function does not accept any parameter from the XML deployment file"); - int rank = xbt_str_parse_int(MSG_process_get_name(MSG_process_self()), "Any process of this example must have a numerical name, not %s"); - char mailbox[256]; - - if (rank == 0) { - /* The root process (rank 0) first sends the token then waits to receive it back */ - snprintf(mailbox,255, "%d", rank+1); - unsigned int task_comm_size = 1000000; /* The token is 1MB long*/ - msg_task_t task = MSG_task_create("Token", 0, task_comm_size, NULL); - XBT_INFO("Host \"%d\" send '%s' to Host \"%s\"", rank, task->name,mailbox); - MSG_task_send(task, mailbox); - task = NULL; - int res = MSG_task_receive(&task, MSG_process_get_name(MSG_process_self())); - xbt_assert(res == MSG_OK, "MSG_task_get failed"); - XBT_INFO("Host \"%d\" received \"%s\"", rank, MSG_task_get_name(task)); - MSG_task_destroy(task); - - } else { - /* The others processes receive from their left neighbor (rank-1) and send to their right neighbor (rank+1) */ - msg_task_t task = NULL; - int res = MSG_task_receive(&task, MSG_process_get_name(MSG_process_self())); - xbt_assert(res == MSG_OK, "MSG_task_get failed"); - XBT_INFO("Host \"%d\" received \"%s\"",rank, MSG_task_get_name(task)); - - if (rank+1 == MSG_get_host_number()) - /* But the last process, which sends the token back to rank 0 */ - snprintf(mailbox,255, "0"); - else - snprintf(mailbox,255, "%d", rank+1); - XBT_INFO("Host \"%d\" send '%s' to Host \"%s\"",rank,task->name,mailbox); - MSG_task_send(task, mailbox); - } - return 0; -} - -int main(int argc, char *argv[]) -{ - MSG_init(&argc, argv); - xbt_assert(argc>1, "Usage: %s platform.xml\n",argv[0]); - MSG_create_environment(argv[1]); /* - Load the platform description */ - xbt_dynar_t hosts = MSG_hosts_as_dynar(); - - XBT_INFO("Number of hosts '%d'", MSG_get_host_number()); - unsigned int i; - msg_host_t h; - xbt_dynar_foreach (hosts, i, h) { /* - Give a unique rank to each host and create a @ref relay_runner process on each */ - char* name_host = bprintf("%u",i); - MSG_process_create(name_host, relay_runner, NULL, h); - free(name_host); - } - xbt_dynar_free(&hosts); - - int res = MSG_main(); /* - Run the simulation */ - XBT_INFO("Simulation time %g", MSG_get_clock()); - return res != MSG_OK; -}