[src/trunk]: src/sys/arch/atari/dev Fix y2k buglet in /dev/rtc reported by Ju...

[leo <leo%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/648af5356a20
branches:  trunk
changeset: 480194:648af5356a20
user:      leo <leo%NetBSD.org@localhost>
date:      Thu Jan 06 12:03:31 2000 +0000

description:
Fix y2k buglet in /dev/rtc reported by Julian Coleman. Note that the input
and output format of /dev/rtc is now changed.

diffstat:

 sys/arch/atari/dev/clock.c |  21 ++++++++++-----------
 1 files changed, 10 insertions(+), 11 deletions(-)

diffs (49 lines):

diff -r a650b4508bc4 -r 648af5356a20 sys/arch/atari/dev/clock.c
--- a/sys/arch/atari/dev/clock.c        Thu Jan 06 11:38:02 2000 +0000
+++ b/sys/arch/atari/dev/clock.c        Thu Jan 06 12:03:31 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: clock.c,v 1.20 1999/08/06 08:27:30 leo Exp $   */
+/*     $NetBSD: clock.c,v 1.21 2000/01/06 12:03:31 leo Exp $   */
 
 /*
  * Copyright (c) 1988 University of Utah.
@@ -491,8 +491,8 @@
        MC146818_GETTOD(RTC, &clkregs);
        splx(s);
 
-       sprintf(buffer, "%02d%02d%02d%02d%02d.%02d\n",
-           clkregs[MC_YEAR] + GEMSTARTOFTIME - 1900,
+       sprintf(buffer, "%4d%02d%02d%02d%02d.%02d\n",
+           clkregs[MC_YEAR] + GEMSTARTOFTIME,
            clkregs[MC_MONTH], clkregs[MC_DOM],
            clkregs[MC_HOUR], clkregs[MC_MIN], clkregs[MC_SEC]);
 
@@ -528,7 +528,7 @@
 {
        mc_todregs              clkregs;
        int                     s, length, error;
-       char                    buffer[14];
+       char                    buffer[16];
 
        /*
         * We require atomic updates!
@@ -548,13 +548,12 @@
        MC146818_GETTOD(RTC, &clkregs);
        splx(s);
 
-       clkregs[MC_SEC]   = twodigits(buffer, 11);
-       clkregs[MC_MIN]   = twodigits(buffer, 8);
-       clkregs[MC_HOUR]  = twodigits(buffer, 6);
-       clkregs[MC_DOM]   = twodigits(buffer, 4);
-       clkregs[MC_MONTH] = twodigits(buffer, 2);
-       s = twodigits(buffer, 0);
-       s = (s < 70) ? s + 2000 : s + 1900;
+       clkregs[MC_SEC]   = twodigits(buffer, 13);
+       clkregs[MC_MIN]   = twodigits(buffer, 10);
+       clkregs[MC_HOUR]  = twodigits(buffer, 8);
+       clkregs[MC_DOM]   = twodigits(buffer, 6);
+       clkregs[MC_MONTH] = twodigits(buffer, 4);
+       s = twodigits(buffer, 0) * 100 + twodigits(buffer, 2);
        clkregs[MC_YEAR]  = s - GEMSTARTOFTIME; 
 
        s = splclock();