bk commit into 5.0 tree (iggy:1.2297) BUG#17951

[Ignacio Galarza]

Below is the list of changes that have just been committed into a local
5.0 repository of iggy. When iggy does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
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ChangeSet@stripped, 2006-11-30 21:04:02-05:00, iggy@stripped +1 -0
  Bug#17951: myisampack --force --silent : abnormal end in Windows XP
  -myisampack wrote to a block on the heap that it did not allocate.

  myisam/myisampack.c@stripped, 2006-11-30 21:04:00-05:00, iggy@stripped +2 -0
    Bug#17951: myisampack --force --silent : abnormal end in Windows XP
    -Added additional check to ensure that only the allocated buffer is
    used.

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	iggy
# Host:	rolltop.ignatz42.dyndns.org
# Root:	/mnt/storeage/bug17951/my50-bug17951

--- 1.52/myisam/myisampack.c	2006-11-30 21:04:08 -05:00
+++ 1.53/myisam/myisampack.c	2006-11-30 21:04:08 -05:00
@@ -2922,6 +2922,8 @@ static void flush_bits(void)
     bits-= 8;
     *file_buffer.pos++= (uchar) (bit_buffer >> bits);
   }
+  if (file_buffer.pos >= file_buffer.end)
+    VOID(flush_buffer(~ (ulong) 0));
   file_buffer.bits= BITS_SAVED;
   file_buffer.bitbucket= 0;
 }