Path: utzoo!yunexus!geac!syntron!jtsv16!uunet!seismo!sundc!pitstop!sun!oliveb!felix!dhw68k!bob
From: bob@dhw68k.cts.com (Bob Best)
Newsgroups: comp.os.minix
Subject: Fix for latest console.c under 1.1 cg
Summary: found the culprit, a most unlikely suspect
Keywords: minix compiler bug
Message-ID: <13744@dhw68k.cts.com>
Date: 24 Oct 88 17:54:39 GMT
Article-I.D.: dhw68k.13744
Reply-To: bob@dhw68k.cts.com (Bob Best)
Organization: Wolfskill residence; Anaheim, CA (USA)
Lines: 31

I managed to locate the problem statement that generated an error under
the version 1.1 cg.  Why the compiler couldn't handle it is
anyone's guess.  As Andy mentioned, we seem to be dealing with an
obsolete and 'rotten' compiler.  Of course, for some of us, it's all
we've got!  Good luck!

Bob
----------------
*** console.c~	Mon Oct 24 10:31:11 1988
--- console.c	Mon Oct 24 10:34:06 1988
***************
*** 345,351 ****
  			   tp->tty_org + (SCR_LINES - 1) * LINE_WIDTH * 2 - 2,
  			   vid_mask - 1,
  			   (SCR_LINES - 1) * LINE_WIDTH);
! 			tp->tty_org = vid_mask + 1 - SCR_LINES*LINE_WIDTH * 2;
  		} else
  			tp->tty_org -= 2 * LINE_WIDTH;
  		offset = tp->tty_org;
--- 345,352 ----
  			   tp->tty_org + (SCR_LINES - 1) * LINE_WIDTH * 2 - 2,
  			   vid_mask - 1,
  			   (SCR_LINES - 1) * LINE_WIDTH);
! 			tp->tty_org = vid_mask; /* fix for 1.1 cg (bob@dhw68k.cts.com) */
! 			tp->tty_org += 1 - SCR_LINES*LINE_WIDTH * 2;
  		} else
  			tp->tty_org -= 2 * LINE_WIDTH;
  		offset = tp->tty_org;
-- 
Bob Best
uucp: ...{trwrb,hplabs}!felix!dhw68k!bob	InterNet: bob@dhw68k.cts.com