-/* Copyright (c) 2010. The SimGrid Team.
+/* Copyright (c) 2010-2015. 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 <stdio.h>
-#include "msg/msg.h" /* Yeah! If you want to use msg, you need to include msg/msg.h */
+#include "simgrid/msg.h" /* Yeah! If you want to use msg, you need to include simgrid/msg.h */
#include "xbt/sysdep.h" /* calloc, printf */
/* Create a log channel to have nice outputs. */
XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,
"Messages specific for this msg example");
+/** @addtogroup MSG_examples
+ *
+ * @section MSG_ex_icomms Asynchronous communications
+ *
+ * There is several examples of asynchronous communications coming in
+ * the archive. In addition to the fully documented example \ref
+ * MSG_ex_asynchronous_communications, there is several other
+ * examples in the archive:
+ *
+ * - <b>msg/icomms/peer.c</b>: basic example of async functions (@ref MSG_task_isend, @ref MSG_task_irecv, @ref MSG_comm_wait)
+ */
int sender(int argc, char *argv[]);
int receiver(int argc, char *argv[]);
-MSG_error_t test_all(const char *platform_file,
+msg_error_t test_all(const char *platform_file,
const char *application_file);
/** Sender function */
int sender(int argc, char *argv[])
{
- long number_of_tasks = atol(argv[1]);
- double task_comp_size = atof(argv[2]);
- double task_comm_size = atof(argv[3]);
- long receivers_count = atol(argv[4]);
- double sleep_start_time = atof(argv[5]);
- double sleep_test_time = atof(argv[6]);
-
- INFO2("sleep_start_time : %f , sleep_test_time : %f", sleep_start_time,
+ long number_of_tasks = xbt_str_parse_int(argv[1], "Invalid amount of tasks: %s");
+ double task_comp_size = xbt_str_parse_double(argv[2], "Invalid compute size: %s");
+ double task_comm_size = xbt_str_parse_double(argv[3], "Invalid communication size: %s");
+ long receivers_count = xbt_str_parse_int(argv[4], "Invalid amount of receivers: %s");
+ double sleep_start_time = xbt_str_parse_double(argv[5], "Invalid sleep start time: %s");
+ double sleep_test_time = xbt_str_parse_double(argv[6], "Invalid test time: %s");
+
+ XBT_INFO("sleep_start_time : %f , sleep_test_time : %f", sleep_start_time,
sleep_test_time);
msg_comm_t comm = NULL;
int i;
- m_task_t task = NULL;
+ msg_task_t task = NULL;
MSG_process_sleep(sleep_start_time);
for (i = 0; i < number_of_tasks; i++) {
char mailbox[256];
MSG_task_create(sprintf_buffer, task_comp_size, task_comm_size,
NULL);
comm = MSG_task_isend(task, mailbox);
- INFO2("Send to receiver-%ld Task_%d", i % receivers_count, i);
+ XBT_INFO("Send to receiver-%ld Task_%d", i % receivers_count, i);
if (sleep_test_time == 0) {
MSG_comm_wait(comm, -1);
while (MSG_comm_test(comm) == 0) {
MSG_process_sleep(sleep_test_time);
};
- MSG_comm_destroy(comm);
}
+ MSG_comm_destroy(comm);
}
sprintf(mailbox, "receiver-%ld", i % receivers_count);
task = MSG_task_create("finalize", 0, 0, 0);
comm = MSG_task_isend(task, mailbox);
- INFO1("Send to receiver-%ld finalize", i % receivers_count);
+ XBT_INFO("Send to receiver-%ld finalize", i % receivers_count);
if (sleep_test_time == 0) {
MSG_comm_wait(comm, -1);
} else {
while (MSG_comm_test(comm) == 0) {
MSG_process_sleep(sleep_test_time);
};
- MSG_comm_destroy(comm);
}
+ MSG_comm_destroy(comm);
}
- INFO0("Goodbye now!");
+ XBT_INFO("Goodbye now!");
return 0;
} /* end_of_sender */
/** Receiver function */
int receiver(int argc, char *argv[])
{
- m_task_t task = NULL;
- MSG_error_t res;
+ msg_task_t task = NULL;
+ XBT_ATTRIB_UNUSED msg_error_t res;
int id = -1;
char mailbox[80];
msg_comm_t res_irecv;
- double sleep_start_time = atof(argv[2]);
- double sleep_test_time = atof(argv[3]);
- INFO2("sleep_start_time : %f , sleep_test_time : %f", sleep_start_time,
+ double sleep_start_time = xbt_str_parse_double(argv[2], "Invalid sleep start parameter: %s");
+ double sleep_test_time = xbt_str_parse_double(argv[3], "Invalid sleep test parameter: %s");
+ XBT_INFO("sleep_start_time : %f , sleep_test_time : %f", sleep_start_time,
sleep_test_time);
- xbt_assert1(sscanf(argv[1], "%d", &id),
+ XBT_ATTRIB_UNUSED int read;
+ read = sscanf(argv[1], "%d", &id);
+ xbt_assert(read,
"Invalid argument %s\n", argv[1]);
MSG_process_sleep(sleep_start_time);
sprintf(mailbox, "receiver-%d", id);
while (1) {
res_irecv = MSG_task_irecv(&(task), mailbox);
- INFO0("Wait to receive a task");
+ XBT_INFO("Wait to receive a task");
if (sleep_test_time == 0) {
res = MSG_comm_wait(res_irecv, -1);
- xbt_assert0(res == MSG_OK, "MSG_task_get failed");
+ xbt_assert(res == MSG_OK, "MSG_task_get failed");
} else {
while (MSG_comm_test(res_irecv) == 0) {
MSG_process_sleep(sleep_test_time);
};
- MSG_comm_destroy(res_irecv);
}
+ MSG_comm_destroy(res_irecv);
- INFO1("Received \"%s\"", MSG_task_get_name(task));
+ XBT_INFO("Received \"%s\"", MSG_task_get_name(task));
if (!strcmp(MSG_task_get_name(task), "finalize")) {
MSG_task_destroy(task);
break;
}
- INFO1("Processing \"%s\"", MSG_task_get_name(task));
+ XBT_INFO("Processing \"%s\"", MSG_task_get_name(task));
MSG_task_execute(task);
- INFO1("\"%s\" done", MSG_task_get_name(task));
+ XBT_INFO("\"%s\" done", MSG_task_get_name(task));
MSG_task_destroy(task);
task = NULL;
}
- INFO0("I'm done. See you!");
+ XBT_INFO("I'm done. See you!");
return 0;
} /* end_of_receiver */
/** Test function */
-MSG_error_t test_all(const char *platform_file,
+msg_error_t test_all(const char *platform_file,
const char *application_file)
{
- MSG_error_t res = MSG_OK;
+ msg_error_t res = MSG_OK;
- /* MSG_config("workstation/model","KCCFLN05"); */
{ /* Simulation setting */
- MSG_set_channel_number(0);
MSG_create_environment(platform_file);
}
{ /* Application deployment */
}
res = MSG_main();
- INFO1("Simulation time %g", MSG_get_clock());
+ XBT_INFO("Simulation time %g", MSG_get_clock());
return res;
} /* end_of_test_all */
/** Main function */
int main(int argc, char *argv[])
{
- MSG_error_t res = MSG_OK;
+ msg_error_t res = MSG_OK;
+
+ MSG_init(&argc, 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_global_init(&argc, argv);
- if (argc < 3) {
- printf("Usage: %s platform_file deployment_file\n", argv[0]);
- printf("example: %s msg_platform.xml msg_deployment.xml\n", argv[0]);
- exit(1);
- }
res = test_all(argv[1], argv[2]);
- SIMIX_message_sizes_output("toto.txt");
- MSG_clean();
-
- if (res == MSG_OK)
- return 0;
- else
- return 1;
-} /* end_of_main */
+
+ return res != MSG_OK;
+}