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From:Sergey Vojtovich Date:January 30 2006 12:29pm
Subject:bk commit into 5.1 tree (svoj:1.2092)
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Below is the list of changes that have just been committed into a local
5.1 repository of svoj. When svoj does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
For information on how to access the public repository
see http://dev.mysql.com/doc/mysql/en/installing-source-tree.html

ChangeSet
  1.2092 06/01/30 16:28:51 svoj@april.(none) +1 -0
  Merge svojtovich@stripped:/home/bk/mysql-5.1-new
  into  april.(none):/home/svoj/devel/mysql/BUG16722/mysql-5.1-new

  storage/myisam/ft_boolean_search.c
    1.99 06/01/30 16:28:42 svoj@april.(none) +0 -0
    Auto merged

# 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:	svoj
# Host:	april.(none)
# Root:	/home/svoj/devel/mysql/BUG16722/mysql-5.1-new/RESYNC

--- 1.98/storage/myisam/ft_boolean_search.c	2006-01-16 18:17:32 +04:00
+++ 1.99/storage/myisam/ft_boolean_search.c	2006-01-30 16:28:42 +04:00
@@ -107,6 +107,7 @@
   my_off_t   key_root;
   my_off_t  *max_docid;
   MI_KEYDEF *keyinfo;
+  struct st_ftb_word *prev;
   float      weight;
   uint       ndepth;
   uint       len;
@@ -121,6 +122,7 @@
   CHARSET_INFO *charset;
   FTB_EXPR  *root;
   FTB_WORD **list;
+  FTB_WORD  *last_word;
   MEM_ROOT   mem_root;
   QUEUE      queue;
   TREE       no_dupes;
@@ -199,7 +201,9 @@
       memcpy(ftbw->word + 1, word, word_len);
       ftbw->word[0]= word_len;
       if (info->yesno > 0) ftbw->up->ythresh++;
-      queue_insert(&ftb_param->ftb->queue, (byte *)ftbw);
+      ftb_param->ftb->queue.max_elements++;
+      ftbw->prev= ftb_param->ftb->last_word;
+      ftb_param->ftb->last_word= ftbw;
       ftb_param->ftb->with_scan|= (info->trunc & FTB_FLAG_TRUNC);
       for (tmp_expr= ftb_param->ftbe; tmp_expr->up; tmp_expr= tmp_expr->up)
         if (! (tmp_expr->flags & FTB_FLAG_YES))
@@ -505,7 +509,7 @@
 {
   FTB       *ftb;
   FTB_EXPR  *ftbe;
-  uint       res;
+  FTB_WORD  *ftbw;
 
   if (!(ftb=(FTB *)my_malloc(sizeof(FTB), MYF(MY_WME))))
     return 0;
@@ -518,19 +522,10 @@
   ftb->with_scan=0;
   ftb->lastpos=HA_OFFSET_ERROR;
   bzero(& ftb->no_dupes, sizeof(TREE));
+  ftb->last_word= 0;
 
   init_alloc_root(&ftb->mem_root, 1024, 1024);
-
-  /*
-    Hack: instead of init_queue, we'll use reinit queue to be able
-    to alloc queue with alloc_root()
-  */
-  res=ftb->queue.max_elements=1+query_len/2;
-  if (!(ftb->queue.root=
-        (byte **)alloc_root(&ftb->mem_root, (res+1)*sizeof(void*))))
-    goto err;
-  reinit_queue(& ftb->queue, res, 0, 0,
-                         (int (*)(void*,byte*,byte*))FTB_WORD_cmp, 0);
+  ftb->queue.max_elements= 0;
   if (!(ftbe=(FTB_EXPR *)alloc_root(&ftb->mem_root, sizeof(FTB_EXPR))))
     goto err;
   ftbe->weight=1;
@@ -545,6 +540,18 @@
   _ftb_parse_query(ftb, query, query_len, keynr == NO_SUCH_KEY ?
                                           &ft_default_parser :
                                           info->s->keyinfo[keynr].parser);
+  /*
+    Hack: instead of init_queue, we'll use reinit queue to be able
+    to alloc queue with alloc_root()
+  */
+  if (! (ftb->queue.root= (byte **)alloc_root(&ftb->mem_root,
+                                              (ftb->queue.max_elements + 1) *
+                                              sizeof(void *))))
+    goto err;
+  reinit_queue(&ftb->queue, ftb->queue.max_elements, 0, 0,
+                         (int (*)(void*, byte*, byte*))FTB_WORD_cmp, 0);
+  for (ftbw= ftb->last_word; ftbw; ftbw= ftbw->prev)
+    queue_insert(&ftb->queue, (byte *)ftbw);
   ftb->list=(FTB_WORD **)alloc_root(&ftb->mem_root,
                                      sizeof(FTB_WORD *)*ftb->queue.elements);
   memcpy(ftb->list, ftb->queue.root+1, sizeof(FTB_WORD *)*ftb->queue.elements);
Thread
bk commit into 5.1 tree (svoj:1.2092)Sergey Vojtovich30 Jan