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RIOT/tests/thread_msg_seq/main.c 1.96 KB
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  /*
   * Copyright (C) 2013 Christian Mehlis <mehlis@inf.fu-berlin.de>
   *           (C) 2014 Kaspar Schleiser <kaspar@schleiser.de>
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   */
  
  /**
   * @ingroup tests
   * @{
   *
   * @file
   * @brief Thread test application
   *
   * @author Christian Mehlis <mehlis@inf.fu-berlin.de>
   * @author Kaspar Schleiser <kaspar@schleiser.de>
   *
   * @}
   */
  
  #include <stdio.h>
  
  #include "thread.h"
  #include "msg.h"
  
  char t1_stack[THREAD_STACKSIZE_MAIN];
  char t2_stack[THREAD_STACKSIZE_MAIN];
  char t3_stack[THREAD_STACKSIZE_MAIN];
  
  kernel_pid_t p_main = KERNEL_PID_UNDEF, p1 = KERNEL_PID_UNDEF,
               p2 = KERNEL_PID_UNDEF, p3 = KERNEL_PID_UNDEF;
  
  void *sub_thread(void *arg)
  {
      kernel_pid_t pid = thread_getpid();
      printf("THREAD %s (pid:%" PRIkernel_pid ") start\n", (char*) arg, pid);
  
      msg_t msg;
  
      msg.content.ptr = arg;
  
      msg_send(&msg, p_main);
  
      printf("THREAD %s (pid:%" PRIkernel_pid ") end.\n", (char*) arg, pid);
  
      return NULL;
  }
  
  
  int main(void)
  {
      msg_t msg;
  
      p_main = sched_active_pid;
  
      p1 = thread_create(t1_stack, sizeof(t1_stack), THREAD_PRIORITY_MAIN - 1,
                         THREAD_CREATE_WOUT_YIELD | THREAD_CREATE_STACKTEST,
                         sub_thread, "nr1", "nr1");
      p2 = thread_create(t2_stack, sizeof(t2_stack), THREAD_PRIORITY_MAIN - 1,
                         THREAD_CREATE_WOUT_YIELD | THREAD_CREATE_STACKTEST,
                         sub_thread, "nr2", "nr2");
      p3 = thread_create(t3_stack, sizeof(t3_stack), THREAD_PRIORITY_MAIN - 1,
                         THREAD_CREATE_WOUT_YIELD | THREAD_CREATE_STACKTEST,
                         sub_thread, "nr3", "nr3");
  
      puts("THREADS CREATED\n");
      for(int i = 0; i < 3; i++) {
          msg_receive(&msg);
          printf("Got msg from pid %" PRIkernel_pid ": \"%s\"\n", msg.sender_pid, (char *)msg.content.ptr);
      }
  
      return 0;
  }