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Conference bulova::decwindows

Title:DECWINDOWS
Notice:DECwindows Motif V1.2-4 SSB kits: note 5519
Moderator:GRIM::MESSENGER
Created:Wed Nov 28 1990
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:5861
Total number of notes:24081

5785.0. "DECwindows vs LIBRTL and 19-May-1997" by STAR::PCLARK () Tue Feb 25 1997 14:55

  I'd like to know what exactly is supposed to break in DECwindows
  when 19-May-1997 arrives.  My concern is based on a message from
  a local system manager:

--------------------------------------------------------------------------------
  [from the system manager]
    I've updated all T&U cluster nodes except FLASHR with the latest LIBRTL
kits to avoid the impending breakage of DecWindows, console, DCE, et. al. on
19-May-1997.  I need to install the kit on FLASHR.
 ...
If you are running Decwindows and any version earlier than V7.1, you'll need
to install the kit before 19-May-1997.

--------------------------------------------------------------------------------
  the kits i retrieved have sizes and dates as follows:

[ALPLIBR04_070]

ALPLIBR04_070.A;1                            180/180     14-OCT-1996 13:47:29.00
ALPLIBR04_070.B;1                           1548/1548    14-OCT-1996 13:47:47.00
ALPLIBR04_070.C;1                           1548/1548    14-OCT-1996 13:48:13.00
ALPLIBR04_070.D;1                           4752/4752    14-OCT-1996 13:48:46.00
ALPLIBR04_070.RELEASE_NOTES;1                  8/9       14-OCT-1996 13:40:51.00

Total of 5 files, 8036/8037 blocks.


[VAXLIBR02_070]

VAXLIBR02_070.A;1                             90/90      19-SEP-1996 09:10:00.00
VAXLIBR02_070.B;1                           1332/1332    19-SEP-1996 09:10:16.00
VAXLIBR02_070.C;1                           1332/1332    19-SEP-1996 09:11:04.00
VAXLIBR02_070.D;1                           1098/1098    19-SEP-1996 09:11:32.00
VAXLIBR02_070.RELEASE_NOTES;1                  7/9       19-SEP-1996 08:56:56.00

Total of 5 files, 3859/3861 blocks.

--------------------------------------------------------------------------------

  the release notes are sufficiently vague that i can't tell if i really
  need to install the patch:

Kit Description:

     Version(s) of OpenVMS to which this kit may be applied:
     OpenVMS Alpha V7.0, OpenVMS Alpha V6.2, OpenVMS Alpha V6.1

   ...

     Files patched or replaced for OpenVMS Alpha V6.2
      o  [SYSLIB]LIBRTL.EXE (new image)


   ...

Problems addressed in ALPLIBR02_070 kit

      o  The  10,000  day  limit  in   LIB$CVT_TO_INTERNAL_TIME   causes
         problems  or  DECthreads  since  it  is  using  this routine to
         convert Unix times to VAX  time.   It  will  fail  to  work  on
         19-May-1997

--------------------------------------------------------------------------------

  even stranger, i see no mention in this conference of the problem or the
  fix.  is this problem real?  is the fix necessary?

  is there a doctor in the house?

  Paul Clark


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5785.1GRIM::MESSENGERBob MessengerTue Feb 25 1997 16:4120
I tested this as part of the DECwindows Motif Year 2000 testing and I
found that when the system date was set past 19-May-1997 and the system
was rebooted, DECwindows would no longer start.  The following error
messages were displayed on the console:

%CMA-F-EXCCOPLOS, exception raised: some information lost
-CMA-F-BADPARAM, parameter to DECthreads operation is invalid

%ADA-I-TASTERUNH, Task with ID %TASK9 of type Verify_Dependant_Tasks type
has terminated due to unhandled exception

I'm told that this is a known problem in DECthreads that is caused by a
call to LIB$CVT_TO_INTERNAL_TIME, which will no longer work as of May 19th
1997 because it will have been 10,000 days since the start of the UNIX
"epoch", January 1st 1970.

This affects OpenVMS versions prior to V7.1, on both VAX and Alpha, and
it's fixed by the patch kits that you mentioned.

				-- Bob