1 files changed, 17 insertions, 5 deletions
diff --git a/src/main.c b/src/main.c
index 45f260f..8aa97a2 100644
--- a/src/main.c
+++ b/src/main.c
@@ -20,20 +20,32 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
+#include <unistd.h>
 #include "datetime.h"
 
 int
 main(int argc, const char *argv[])
 {
-	struct tm tm;
+	time_t arg;
+	time_t now;
+	time_t dif;
 
-	if (datetime_parse(argc - 1, argv + 1, &tm) < 0) {
+	if (datetime_parse(argc - 1, argv + 1, &arg) < 0) {
 		return EXIT_FAILURE;
 	}
 
-	printf("%d-%02d-%02dT%02d:%02d:%02d\n",
-			tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
-			tm.tm_hour, tm.tm_min, tm.tm_sec);
+	setvbuf(stdout, NULL, _IONBF, 0);
+	time(&now);
+	while (arg > now) {
+		dif = arg - now;
+		printf("\r%02d:%02d:%02d",
+				(int) dif / 60 / 60,
+				(int) dif / 60 % 60,
+				(int) dif      % 60);
+		sleep(1);
+		time(&now);
+	}
+	puts("");
 
 	return EXIT_SUCCESS;
 }