Signal Handling--ref
发布时间:2021-01-24 20:30:59 所属栏目:Linux 来源:网络整理
导读:signal is a software interrupt delivered to a process. The operating system uses signals to report exceptional situations to an executing program. Some signals report errors such as references to invalid memory addresses; others report asy
struct process *process_list;
/* Nonzero means some child's status has changed
so look at
void sigchld_handler (int signo) { int old_errno = errno; |