- use international date format for all places that print a date.

The most important one is the autosave tagging. This was done because the old printout was missing the year and printed the month as a 3 character English string, sabotaging any attempt to sort the autosaves by anything meaningful.

src/cmdlib.cpp

@@ -418,6 +418,7 @@ void FormatGUID (char *buffer, size_t buffsize, const GUID &guid)
 
 const char *myasctime ()
 {
+	static char readabletime[50];
 	time_t clock;
 	struct tm *lt;
 
@@ -425,11 +426,12 @@ const char *myasctime ()
 	lt = localtime (&clock);
 	if (lt != NULL)
 	{
-		return asctime (lt);
+		strftime(readabletime, 50, "%F %T", lt);
+		return readabletime;
 	}
 	else
 	{
-		return "Pre Jan 01 00:00:00 1970\n";
+		return "Unknown\n";
 	}
 }
 

src/g_game.cpp

@@ -2073,7 +2073,7 @@ void G_DoAutoSave ()
 	}
 
 	readableTime = myasctime ();
-	description.Format("Autosave %.12s", readableTime + 4);
+	description.Format("Autosave %s", readableTime);
 	G_DoSaveGame (false, file, description);
 }
 
@@ -2096,14 +2096,9 @@ static void PutSaveWads (FSerializer &arc)
 
 static void PutSaveComment (FSerializer &arc)
 {
-	const char *readableTime;
 	int levelTime;
 
-	// Get the current date and time
-	readableTime = myasctime ();
-
-	FString comment;
-	comment.Format("%.10s%.5s%.9s", readableTime, &readableTime[19], &readableTime[10]);
+	FString comment = myasctime();
 
 	arc.AddString("Creation Time", comment);