Delay start of TTYs to let system stabilize at boot.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

finit.c

@@ -133,10 +133,20 @@ static int client(int argc, char *argv[])
 
 static int run_loop(void)
 {
+	int delay = DELAY_TTY ?: 1;
+
 	_d("Entering main loop ...");
 	while (1) {
 		svc_monitor();
 		plugin_monitor();
+
+		/* Delayed start of TTYs to let the system stabilize
+		 * after switching runlevels. */
+		if (delay) {
+			if (--delay == 0)
+				tty_runlevel(runlevel);
+			continue;
+		}
 	}
 
 	return 0;
@@ -269,9 +279,6 @@ int main(int argc, char* argv[])
 	/* Hooks that should run at the very end */
 	plugin_run_hooks(HOOK_SYSTEM_UP);
 
-	/* Start GETTY on console(s) */
-	tty_runlevel(runlevel);
-
 	/*
 	 * Enter main loop to monior /dev/initctl and services
 	 */

finit.h

@@ -60,6 +60,9 @@
 # define DEFHOST                "noname"
 #endif
 
+/* Delay start of GETTY at boot. Must be > 0 */
+#define DELAY_TTY               2
+
 #define CMD_SIZE                256
 #define LINE_SIZE               1024
 #define BUF_SIZE                4096