Add example pcontexts2 (parallel independent master/slave processes).

[simgrid.git] / examples / msg / parallel_contexts / pcontexts2.c

diff --git a/examples/msg/parallel_contexts/pcontexts2.c b/examples/msg/parallel_contexts/pcontexts2.c
new file mode 100644 (file)
index 0000000..565ccd9
--- /dev/null
+++ b/examples/msg/parallel_contexts/pcontexts2.c
@@ -0,0 +1,96 @@
+#include <msg/msg.h>
+/* Create a log channel to have nice outputs. */
+#include "xbt/log.h"
+
+XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,
+                             "Messages specific for this msg example");
+#define MAX_ITER 1
+#define WORK 0
+
+int master(int argc, char **argv);
+int slave(int argc, char **argv);
+
+MSG_error_t test_all(const char *, const char *);
+int main(int argc, char *argv[]);
+
+int master(int argc, char** argv)
+{
+  int i,j, id;
+  m_task_t task;
+  char mailbox[80];
+
+  sscanf(argv[1], "%d", &id);
+  sprintf(mailbox, "slave-%d", id);
+
+  for(i=0; i < MAX_ITER; i++){
+    task = MSG_task_create("test", 100000000, 1, NULL);
+
+    for(j=0; j < WORK; j++);
+
+    MSG_task_send(task, mailbox);
+    INFO1("Task sent to %s", mailbox);
+  }
+
+  return 0;
+}
+
+int slave(int argc, char **argv)
+{
+  int i, id;
+  m_task_t task;
+  char mailbox[80];
+
+  sscanf(argv[1], "%d", &id);
+  sprintf(mailbox, "slave-%d", id);
+
+  for(i=0; i < MAX_ITER; i++){
+    MSG_task_receive(&task, mailbox);
+    INFO1("Task received to %s", mailbox);
+    MSG_task_destroy(task);
+  }
+
+  return 0;
+}
+
+/** Test function */
+MSG_error_t test_all(const char *platform_file,
+                     const char *application_file)
+{
+  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 */
+    MSG_function_register("master", master);
+    MSG_function_register("slave", slave);
+    MSG_launch_application(application_file);
+  }
+  res = MSG_main();
+
+  INFO1("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_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]);
+  MSG_clean();
+
+  if (res == MSG_OK)
+    return 0;
+  else
+    return 1;
+}                               /* end_of_main */