找回密码
 骑士注册

QQ登录

微博登录

搜索
❏ 站外平台:

tag 标签:

相关手册

  • wait, waitpid, waitid - wait for process to change state

    #include <sys/types.h>
           #include <sys/wait.h>
    
           pid_t wait(int *status);
    
    All of these system calls are used to wait for state changes in a child
           of  the  calling  process, and obtain information about the child whose
           state has changed.  A state change  is  considered  to  be:  the  child
           terminated; the child was stopped by a signal; or the child was resumed
           by a signal.  In the case of a  terminated  child,  performing  a  wait
  • wait - check child process status

    
        
    wait_nohang  looks  for zombies (child processes that have exited).  If
           it sees a zombie, it eliminates the  zombie,  puts  the  zombie's  exit
           status  into  wstat, and returns the zombie's process ID.  If there are
           several zombies, wait_nohang picks one.  If there are children  but  no
           zombies,  wait_nohang returns 0.  If there are no children, wait_nohang

相关文章

  • Linux 系统中僵尸进程

      Linux 系统中僵尸进程和现实中僵尸(虽然我也没见过)类似,虽然已经死了,但是由于没人给它们收尸,还能四处走动。僵尸进程指的是那些虽然已经终止的进程,但仍然保留一些信息,等待其父进程为其收尸。 僵尸进 ...

    2013-10-20 21:36     

返回顶部

分享到微信

打开微信,点击顶部的“╋”,
使用“扫一扫”将网页分享至微信。