X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/756b82fad06ba482ed401f3ed35c31874f367e8a..9104b87e95dc9575ed2a17e694296f0bc9e6374d:/examples/msg/async-wait/async-wait.c?ds=sidebyside diff --git a/examples/msg/async-wait/async-wait.c b/examples/msg/async-wait/async-wait.c index 49e06eac49..da753e836b 100644 --- a/examples/msg/async-wait/async-wait.c +++ b/examples/msg/async-wait/async-wait.c @@ -1,5 +1,4 @@ -/* Copyright (c) 2010-2015. The SimGrid Team. - * All rights reserved. */ +/* Copyright (c) 2010-2016. 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. */ @@ -8,26 +7,15 @@ XBT_LOG_NEW_DEFAULT_CATEGORY(msg_async_wait, "Messages specific for this msg example"); -/** @addtogroup MSG_examples - * - * @section msg_ex_async Asynchronous communications - * - * In addition to the fully documented example of \ref MSG_ex_asynchronous_communications, there are several othe - * examples shipped in the archive: - * - * - Basic example: async-wait/async-wait.c. Illustrates the use of asynchronous functions (@ref MSG_task_isend, - * @ref MSG_task_irecv, and @ref MSG_comm_wait). - */ - -/** Sender process expects 6 arguments: */ +/* Sender process expects 6 arguments: */ static int sender(int argc, char *argv[]) { - long number_of_tasks = xbt_str_parse_int(argv[1], "Invalid amount of tasks: %s"); /** - number of tasks */ - double task_comp_size = xbt_str_parse_double(argv[2], "Invalid computational size: %s"); /** - computational cost */ - double task_comm_size = xbt_str_parse_double(argv[3], "Invalid communication size: %s"); /** - communication cost */ - long receivers_count = xbt_str_parse_int(argv[4], "Invalid amount of receivers: %s"); /** - number of receivers */ - double sleep_start_time = xbt_str_parse_double(argv[5], "Invalid sleep start time: %s"); /** - start time */ - double sleep_test_time = xbt_str_parse_double(argv[6], "Invalid test time: %s"); /** - test time */ + long number_of_tasks = xbt_str_parse_int(argv[1], "Invalid amount of tasks: %s"); /* - number of tasks */ + double task_comp_size = xbt_str_parse_double(argv[2], "Invalid computational size: %s"); /* - computational cost */ + double task_comm_size = xbt_str_parse_double(argv[3], "Invalid communication size: %s"); /* - communication cost */ + long receivers_count = xbt_str_parse_int(argv[4], "Invalid amount of receivers: %s"); /* - number of receivers */ + double sleep_start_time = xbt_str_parse_double(argv[5], "Invalid sleep start time: %s"); /* - start time */ + double sleep_test_time = xbt_str_parse_double(argv[6], "Invalid test time: %s"); /* - test time */ XBT_INFO("sleep_start_time : %f , sleep_test_time : %f", sleep_start_time, sleep_test_time); @@ -42,15 +30,15 @@ static int sender(int argc, char *argv[]) sprintf(mailbox, "receiver-%ld", i % receivers_count); sprintf(sprintf_buffer, "Task_%d", i); - /** This process first creates a task and send it asynchronously with @ref MSG_task_isend. Then, if: */ + /* This process first creates a task and send it asynchronously with @ref MSG_task_isend. Then, if: */ task = MSG_task_create(sprintf_buffer, task_comp_size, task_comm_size, NULL); comm = MSG_task_isend(task, mailbox); XBT_INFO("Send to receiver-%ld Task_%d", i % receivers_count, i); - if (sleep_test_time == 0) { /** - "test_time" is set to 0, wait on @ref MSG_comm_wait */ + if (sleep_test_time == 0) { /* - "test_time" is set to 0, wait on @ref MSG_comm_wait */ MSG_comm_wait(comm, -1); } else { - while (MSG_comm_test(comm) == 0) { /** - Call @ref MSG_comm_test every "test_time" otherwise */ + while (MSG_comm_test(comm) == 0) { /* - Call @ref MSG_comm_test every "test_time" otherwise */ MSG_process_sleep(sleep_test_time); }; } @@ -77,42 +65,42 @@ static int sender(int argc, char *argv[]) return 0; } -/** Receiver process expects 3 arguments: */ +/* Receiver process expects 3 arguments: */ static int receiver(int argc, char *argv[]) { msg_task_t task = NULL; XBT_ATTRIB_UNUSED msg_error_t res; char mailbox[80]; msg_comm_t res_irecv; - int id = xbt_str_parse_int(argv[1], "Invalid id: %s"); /** - unique id */ - double sleep_start_time = xbt_str_parse_double(argv[2], "Invalid sleep start parameter: %s"); /** - start time */ - double sleep_test_time = xbt_str_parse_double(argv[3], "Invalid sleep test parameter: %s"); /** - test time */ + int id = xbt_str_parse_int(argv[1], "Invalid id: %s"); /* - unique id */ + double sleep_start_time = xbt_str_parse_double(argv[2], "Invalid sleep start parameter: %s"); /* - start time */ + double sleep_test_time = xbt_str_parse_double(argv[3], "Invalid sleep test parameter: %s"); /* - test time */ XBT_INFO("sleep_start_time : %f , sleep_test_time : %f", sleep_start_time, sleep_test_time); - MSG_process_sleep(sleep_start_time); /** This process first sleeps for "start time" seconds. */ + MSG_process_sleep(sleep_start_time); /* This process first sleeps for "start time" seconds. */ sprintf(mailbox, "receiver-%d", id); while (1) { - res_irecv = MSG_task_irecv(&(task), mailbox); /** Then it posts asynchronous receives (@ref MSG_task_irecv) and*/ + res_irecv = MSG_task_irecv(&(task), mailbox); /* Then it posts asynchronous receives (@ref MSG_task_irecv) and*/ XBT_INFO("Wait to receive a task"); - if (sleep_test_time == 0) { /** - if "test_time" is set to 0, wait on @ref MSG_comm_wait */ + if (sleep_test_time == 0) { /* - if "test_time" is set to 0, wait on @ref MSG_comm_wait */ res = MSG_comm_wait(res_irecv, -1); xbt_assert(res == MSG_OK, "MSG_task_get failed"); } else { - while (MSG_comm_test(res_irecv) == 0) { /** - Call @ref MSG_comm_test every "test_time" otherwise */ + while (MSG_comm_test(res_irecv) == 0) { /* - Call @ref MSG_comm_test every "test_time" otherwise */ MSG_process_sleep(sleep_test_time); }; } MSG_comm_destroy(res_irecv); XBT_INFO("Received \"%s\"", MSG_task_get_name(task)); - if (!strcmp(MSG_task_get_name(task), "finalize")) { /** If the received task is "finalize", the process ends */ + if (!strcmp(MSG_task_get_name(task), "finalize")) { /* If the received task is "finalize", the process ends */ MSG_task_destroy(task); break; } - XBT_INFO("Processing \"%s\"", MSG_task_get_name(task)); /** Otherwise, the task is processed */ + XBT_INFO("Processing \"%s\"", MSG_task_get_name(task)); /* Otherwise, the task is processed */ MSG_task_execute(task); XBT_INFO("\"%s\" done", MSG_task_get_name(task)); MSG_task_destroy(task); @@ -130,13 +118,13 @@ int main(int argc, char *argv[]) xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n" "\tExample: %s msg_platform.xml msg_deployment.xml\n", argv[0], argv[0]); - MSG_create_environment(argv[1]);/** - Load the platform description */ + MSG_create_environment(argv[1]);/* - Load the platform description */ MSG_function_register("sender", sender); MSG_function_register("receiver", receiver); - MSG_launch_application(argv[2]);/** - Deploy the @ref sender and @ref receiver processes */ + MSG_launch_application(argv[2]);/* - Deploy the sender and receiver processes */ - res = MSG_main(); /** - Run the simulation */ + res = MSG_main(); /* - Run the simulation */ XBT_INFO("Simulation time %g", MSG_get_clock());