（一）鸿蒙设备应用开发笔记——创建线程

#include <stdio.h>#include <string.h>#include <unistd.h>#include “ohos_init.h”#include “cmsis_os2.h”static void threadTest(void){osThreadAttr_t attr;attr.name = “thread1”;attr.attr_b

怀方创客

382人浏览 · 2021-10-24 20:16:42

怀方创客 · 2021-10-24 20:16:42 发布

#include <stdio.h>
#include <string.h>
#include <unistd.h>

#include “ohos_init.h”
#include “cmsis_os2.h”

void thread1_func(void) //线程1执行的功能函数
{
  while(1)
  {
     printf(“hello\n”);
     sleep(1);
  }
}

void thread2_func(void) //线程2执行的功能函数
{
  while(1)
  {
    printf(“harmony\n”);
    sleep(1);
  }
}
static void threadTest(void)
{
  osThreadAttr_t attr;//定义线程属性结构体变量
  attr.name = “thread1”;//线程名称设置
  attr.attr_bits = 0U;//线程属性位设置

  //线程控制块内存和大小配置
  attr.cb_mem = NULL;
  attr.cb_size = 0U;
  
  //线程堆栈内存和大小配置
  attr.stack_mem = NULL;
  attr.stack_size = 1024;
  
  //创建线程，并且判断是否创建成功
  if(osThreadNew((osThreadFunc_t)thread1_func, NULL, &attr) == NULL)
  {
    printf(“failed to create thread1\n”);
  }

  //创建线程2，修改线程名称，可以共用同一个线程对象的其他属性
  attr.name = “thread2”;
  if(osThreadNew((osThreadFunc_t)thread2_func, NULL, &attr) == NULL)
  {
    printf(“failed to create thread2\n”);
  }
}