121 static int notify_pipe[2];  variable
125 	if (pipe(notify_pipe) < 0) {  in notify_setup()
127 	} else if ((fcntl(notify_pipe[0], F_SETFD, FD_CLOEXEC) == -1) ||  in notify_setup()
128 	    (fcntl(notify_pipe[1], F_SETFD, FD_CLOEXEC) == -1)) {  in notify_setup()
130 		close(notify_pipe[0]);  in notify_setup()
131 		close(notify_pipe[1]);  in notify_setup()
133 		set_nonblock(notify_pipe[0]);  in notify_setup()
134 		set_nonblock(notify_pipe[1]);  in notify_setup()
137 	notify_pipe[0] = -1;	/* read end */  in notify_setup()
138 	notify_pipe[1] = -1;	/* write end */  in notify_setup()
143 	if (notify_pipe[1] != -1)  in notify_parent()
144 		(void)write(notify_pipe[1], "", 1);  in notify_parent()
149 	if (notify_pipe[0] != -1)  in notify_prepare()
150 		FD_SET(notify_pipe[0], readset);  in notify_prepare()
157 	if (notify_pipe[0] != -1 && FD_ISSET(notify_pipe[0], readset))  in notify_done()
158 		while (read(notify_pipe[0], &c, 1) != -1)  in notify_done()
402 	max_fd = MAXIMUM(max_fd, notify_pipe[0]);  in server_loop2()