fix -n with rare events

1 files changed, 15 insertions, 12 deletions

diff --git a/snooze.c b/snooze.c
index 22be6be..2f4a6ec 100644
--- a/snooze.c
+++ b/snooze.c
@@ -319,19 +319,22 @@ int main(int argc, char *argv[])
 		/* dry-run, just output the next 5 dates. */
 		int i;
 		for (i = 0; i < 5; i++) {
-			if (t > 0) {
-				char weekstr[4];
-				struct tm *tm = localtime(&t);
-				strftime(weekstr, sizeof weekstr, "%a", tm);
-				printf("%s %s %2ldd%3ldh%3ldm%3lds\n",
-				    isotime(tm),
-				    weekstr,
-				    ((t - now) / (60*60*24)),
-				    ((t - now) / (60*60)) % 24,
-				    ((t - now) / 60) % 60,
-				    (t - now) % 60);
-			}
+			char weekstr[4];
+			struct tm *tm = localtime(&t);
+			strftime(weekstr, sizeof weekstr, "%a", tm);
+			printf("%s %s %2ldd%3ldh%3ldm%3lds\n",
+			    isotime(tm),
+			    weekstr,
+			    ((t - now) / (60*60*24)),
+			    ((t - now) / (60*60)) % 24,
+			    ((t - now) / 60) % 60,
+			    (t - now) % 60);
 			t = find_next(t + 1);
+			if (t < 0) {
+				fprintf(stderr,
+				    "no satisfying date found within a year.\n");
+				exit(2);
+			}
 		}
 		exit(0);
 	}