Signal Handling--ref

struct process *process_list;

/* Nonzero means some child's status has changed
   so look at process_list for the details.  */
int process_status_change;

void
sigchld_handler (int signo)
{
  int old_errno = errno;                        
（编辑：92站长网）
【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!