122 static int notify_pipe[2];  variable
126 	if (pipe(notify_pipe) == -1) {  in notify_setup()
128 	} else if ((fcntl(notify_pipe[0], F_SETFD, FD_CLOEXEC) == -1) ||  in notify_setup()
129 	    (fcntl(notify_pipe[1], F_SETFD, FD_CLOEXEC) == -1)) {  in notify_setup()
131 		close(notify_pipe[0]);  in notify_setup()
132 		close(notify_pipe[1]);  in notify_setup()
134 		set_nonblock(notify_pipe[0]);  in notify_setup()
135 		set_nonblock(notify_pipe[1]);  in notify_setup()
138 	notify_pipe[0] = -1;	/* read end */  in notify_setup()
139 	notify_pipe[1] = -1;	/* write end */  in notify_setup()
144 	if (notify_pipe[1] != -1)  in notify_parent()
145 		(void)write(notify_pipe[1], "", 1);  in notify_parent()
150 	if (notify_pipe[0] != -1)  in notify_prepare()
151 		FD_SET(notify_pipe[0], readset);  in notify_prepare()
158 	if (notify_pipe[0] != -1 && FD_ISSET(notify_pipe[0], readset))  in notify_done()
159 		while (read(notify_pipe[0], &c, 1) != -1)  in notify_done()
421 	max_fd = MAXIMUM(max_fd, notify_pipe[0]);  in server_loop2()