ruby-dev

ふなばです。

Time.mktime(900) などすると返ってこなくなることがあるようです。 とりあ
えず、もうちょっと厳しくしてみました。いまひとつスッキリしないし、この
あたり若干不安なものがあるけど。


--- time.c.orig	Fri Aug 13 14:45:15 1999
+++ time.c	Wed Sep  8 11:37:38 1999
@@ -263,7 +263,7 @@
     struct tm *(*fn)();
 {
     struct timeval tv;
-    time_t guess, t;
+    time_t oguess, guess, t;
     struct tm *tm;
     long diff;
 
@@ -277,8 +277,9 @@
     t = tptr->tm_year;
     if (t < 69) goto out_of_range;
     while (diff = t - (tm->tm_year)) {
+	oguess = guess;
 	guess += diff * 364 * 24 * 3600;
-	if (diff > 0 && guess < 0) goto out_of_range;
+	if (diff > 0 && guess <= oguess) goto out_of_range;
 	tm = (*fn)(&guess);
 	if (!tm) goto error;
     }


ふなば ただよし

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