11-1.c

《Linux应用开发技术详解》附书光盘中的例程。

  #include<unistd.h>
  #include<signal.h>
  #include<sys/types.h>
  #include<sys/wait.h>
  main()
  {
    pid_t pid;
    int status;
   if(!(pid= fork()))
    {
        printf("Hi I am child process!\n");
        sleep(10);
         return;
     }
   else{
      printf("send signal to child process (%d) \n",pid);
      sleep(1);
      kill(pid ,SIGABRT);
      wait(&status);
     if(WIFSIGNALED(status))
      {
        printf("chile process receive signal %d\n",WTERMSIG(status));
      }
   }
  }