Merge bk-internal:/home/bk/mysql-4.0

into  chilla.local:/home/mydev/mysql-4.1-bug14400-monty


BitKeeper/etc/ignore:
  auto-union
include/my_global.h:
  Auto merged
myisam/mi_rkey.c:
  Manual null merge as a better fix is already present.
mysql-test/r/myisam.result:
  Manual null merge as a better fix is already present.
mysql-test/t/myisam.test:
  Manual null merge as a better fix is already present.
sql/sql_select.cc:
  Manual merge of purify improvements.

.bzrignore

+*.Plo
+*.Po
 *.a
 *.bb
 *.bbg
@@ -11,6 +13,8 @@
 *.reject
 *.spec
 */*_pure_*warnings
+*/.deps
+*/.libs/*
 */.pure
 *~
 .*.swp
@@ -336,6 +340,7 @@ isam/test2
 isam/test3
 libmysql/*.c
 libmysql/conf_to_src
+libmysql/libmysql.ver
 libmysql/my_static.h
 libmysql/my_time.c
 libmysql/mysys_priv.h
@@ -443,6 +448,7 @@ libmysqld/sql_insert.cc
 libmysqld/sql_lex.cc
 libmysqld/sql_list.cc
 libmysqld/sql_load.cc
+libmysqld/sql_locale.cc
 libmysqld/sql_manager.cc
 libmysqld/sql_map.cc
 libmysqld/sql_olap.cc
@@ -1057,5 +1063,3 @@ vio/test-ssl
 vio/test-sslclient
 vio/test-sslserver
 vio/viotest-ssl
-libmysql/libmysql.ver
-libmysqld/sql_locale.cc

myisam/mi_rkey.c

@@ -132,7 +132,6 @@ int mi_rkey(MI_INFO *info, byte *buf, int inx, const byte *key, uint key_len,
       }
     }
   }
-
   if (share->concurrent_insert)
     rw_unlock(&share->key_root_lock[inx]);
 

myisam/mi_test_all.res

@@ -5,46 +5,46 @@ myisamchk: MyISAM file test2
 myisamchk: warning: Datafile is almost full,      65532 of      65534 used
 MyISAM-table 'test2' is usable but should be fixed
 Commands   Used count    Errors   Recover errors
-open               17         0                0
-write             850         0                0
-update             85         0                0
-delete            850         0                0
-close              17         0                0
-extra             102         0                0
-Total            1921         0                0
+open                7         0                0
+write             350         0                0
+update             35         0                0
+delete            350         0                0
+close               7         0                0
+extra              42         0                0
+Total             791         0                0
 Commands   Used count    Errors   Recover errors
-open               18         0                0
-write             900         0                0
-update             90         0                0
-delete            900         0                0
-close              18         0                0
-extra             108         0                0
-Total            2034         0                0
+open                8         0                0
+write             400         0                0
+update             40         0                0
+delete            400         0                0
+close               8         0                0
+extra              48         0                0
+Total             904         0                0
 
-real	0m1.054s
-user	0m0.410s
-sys	0m0.640s
+real	0m0.221s
+user	0m0.120s
+sys	0m0.100s
 
-real	0m1.077s
-user	0m0.550s
-sys	0m0.530s
+real	0m0.222s
+user	0m0.140s
+sys	0m0.084s
 
-real	0m1.100s
-user	0m0.420s
-sys	0m0.680s
+real	0m0.232s
+user	0m0.112s
+sys	0m0.120s
 
-real	0m0.783s
-user	0m0.590s
-sys	0m0.200s
+real	0m0.163s
+user	0m0.116s
+sys	0m0.036s
 
-real	0m0.764s
-user	0m0.560s
-sys	0m0.210s
+real	0m0.159s
+user	0m0.136s
+sys	0m0.020s
 
-real	0m0.699s
-user	0m0.570s
-sys	0m0.130s
+real	0m0.147s
+user	0m0.132s
+sys	0m0.016s
 
-real	0m0.991s
-user	0m0.630s
-sys	0m0.350s
+real	0m0.211s
+user	0m0.124s
+sys	0m0.088s

myisam/mi_test_all.sh

@@ -79,7 +79,8 @@ myisamchk$suffix -se test1
 
 # check of myisampack / myisamchk
 myisampack$suffix --force -s test1
-myisamchk$suffix -es test1
+# Ignore error for index file
+myisamchk$suffix -es test1 2>&1 >& /dev/null
 myisamchk$suffix -rqs test1
 myisamchk$suffix -es test1
 myisamchk$suffix -rs test1

sql/sql_select.cc

@@ -9083,6 +9083,8 @@ setup_copy_fields(THD *thd, TMP_TABLE_PARAM *param,
   param->copy_funcs.empty();
   for (i= 0; (pos= li++); i++)
   {
+    Field *field;
+    char *tmp;
     if (pos->type() == Item::FIELD_ITEM)
     {
       Item_field *item;
@@ -9111,14 +9113,22 @@ setup_copy_fields(THD *thd, TMP_TABLE_PARAM *param,
 	   set up save buffer and change result_field to point at 
 	   saved value
 	*/
-	Field *field= item->field;
+	field= item->field;
 	item->result_field=field->new_field(thd->mem_root,field->table);
-	char *tmp=(char*) sql_alloc(field->pack_length()+1);
+        /*
+          We need to allocate one extra byte for null handling and
+          another extra byte to not get warnings from purify in
+          Field_string::val_int
+        */
+	tmp= (char*) sql_alloc(field->pack_length()+2);
 	if (!tmp)
 	  goto err;
 	copy->set(tmp, item->result_field);
 	item->result_field->move_field(copy->to_ptr,copy->to_null_ptr,1);
-	copy++;
+#ifdef HAVE_purify
+        copy->to_ptr[copy->from_length]= 0;
+#endif
+        copy++;
       }
     }
     else if ((pos->type() == Item::FUNC_ITEM ||