Import cvs-1.10.7. There are a number of nasty bugs that have been fixed.

Obtained from:  cyclic.com

1 files changed, 5 insertions, 1 deletions

diff --git a/contrib/cvs/lib/getdate.y b/contrib/cvs/lib/getdate.y
index fdb177d04c1c..9a4a8fae6580 100644
--- a/contrib/cvs/lib/getdate.y
+++ b/contrib/cvs/lib/getdate.y
@@ -619,6 +619,10 @@ ToSeconds(Hours, Minutes, Seconds, Meridian)
 }
 
 
+/* Year is either
+   * A negative number, which means to use its absolute value (why?)
+   * A number from 0 to 99, which means a year from 1900 to 1999, or
+   * The actual year (>=100).  */
 static time_t
 Convert(Month, Day, Year, Hours, Minutes, Seconds, Meridian, DSTmode)
     time_t	Month;
@@ -710,7 +714,7 @@ RelativeMonth(Start, RelMonth)
     if (RelMonth == 0)
 	return 0;
     tm = localtime(&Start);
-    Month = 12 * tm->tm_year + tm->tm_mon + RelMonth;
+    Month = 12 * (tm->tm_year + 1900) + tm->tm_mon + RelMonth;
     Year = Month / 12;
     Month = Month % 12 + 1;
     return DSTcorrect(Start,