WaitForClock: give up after 1 year, not 1 minute

related to issue #21

gokrazy.go

@@ -138,12 +138,12 @@ func Supervise(commands []*exec.Cmd) error {
 // set. Assumes that the system boots with a clock value of January 1,
 // 1970 UTC (UNIX epoch), as is the case on the Raspberry Pi 3.
 func WaitForClock() {
-	epochPlus1Minute := time.Unix(60, 0)
+	epochPlus1Year := time.Unix(60*60*24*365, 0)
 	for {
-		if time.Now().After(epochPlus1Minute) {
+		if time.Now().After(epochPlus1Year) {
 			return
 		}
-		// Sleeps for 1 real minute, regardless of wall-clock time.
+		// Sleeps for 1 real second, regardless of wall-clock time.
 		// See https://github.com/golang/proposal/blob/master/design/12914-monotonic.md
 		time.Sleep(1 * time.Second)
 	}