* time.c (time_timespec): check out-of-range. [ruby-core:23282]

  [Bug #1396]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23260 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 11 insertions, 3 deletions

diff --git a/ChangeLog b/ChangeLog
index 66f2ca11b5..3a85849f4a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
-Wed Apr 22 19:33:13 2009  Tanaka Akira  <akr@fsij.org>
+Wed Apr 22 20:25:24 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
-	* lib/time.rb (Time.parse): use year completion in Date._parse.
+	* time.c (time_timespec): check out-of-range.  [ruby-core:23282]
+	  [Bug #1396]
 
 Wed Apr 22 11:12:15 2009  NAKAMURA Usaku  <usa@ruby-lang.org>
 
diff --git a/time.c b/time.c
index 68f26aa3c1..010a2f026e 100644
--- a/time.c
+++ b/time.c
@@ -1217,7 +1217,14 @@ time_timespec(VALUE num, int interval)
 	    if (f != t.tv_sec) {
 		rb_raise(rb_eRangeError, "%f out of Time range", RFLOAT_VALUE(num));
 	    }
-	    t.tv_nsec = (long)(d*1e9+0.5);
+	    t.tv_nsec = (int)(d*1e9+0.5);
+	    if (t.tv_nsec >= 1000000000) {
+		t.tv_nsec -= 1000000000;
+		if (++t.tv_sec <= 0) {
+		    --t.tv_nsec;
+		    t.tv_nsec = 999999999;
+		}
+	    }
 	}
 	break;