Merge with global tree

BitKeeper/etc/logging_ok:
  auto-union
client/mysql.cc:
  Auto merged
client/mysqldump.c:
  Auto merged
libmysql/libmysql.c:
  Auto merged
myisam/mi_open.c:
  Auto merged
mysql-test/r/order_by.result:
  Auto merged
sql/filesort.cc:
  Auto merged
sql/sql_select.cc:
  Auto merged
mysql-test/t/order_by.test:
  Merge
sql/sql_lex.cc:
  Merge
sql/sql_yacc.yy:
  Use local copy

BitKeeper/etc/logging_ok

@@ -197,6 +197,7 @@ ram@mysql.r18.ru
 ram@ram.(none)
 ranger@regul.home.lan
 rburnett@build.mysql.com
+reggie@bob.(none)
 root@home.(none)
 root@mc04.(none)
 root@x3.internalnet

client/mysql.cc

@@ -3234,13 +3234,20 @@ static const char* construct_prompt()
 	break;
       }
       case 'p':
+      {
 #ifndef EMBEDDED_LIBRARY
 	if (!connected)
 	{
 	  processed_prompt.append("not_connected");
 	  break;
 	}
-	if (strstr(mysql_get_host_info(&mysql),"TCP/IP") ||
+
+	const char *host_info = mysql_get_host_info(&mysql);
+	if (strstr(host_info, "memory")) 
+	{
+		processed_prompt.append( mysql.host );
+	}
+	else if (strstr(host_info,"TCP/IP") ||
 	    !mysql.unix_socket)
 	  add_int_to_prompt(mysql.port);
 	else
@@ -3249,6 +3256,7 @@ static const char* construct_prompt()
  	  processed_prompt.append(pos ? pos+1 : mysql.unix_socket);
 	}
 #endif
+      }
 	break;
       case 'U':
 	if (!full_username)

client/mysqldump.c

@@ -305,6 +305,9 @@ static struct my_option my_long_options[] =
   {"opt", OPT_OPTIMIZE,
    "Same as --add-drop-table, --add-locks, --create-options, --quick, --extended-insert, --lock-tables, --set-charset, and --disable-keys. Enabled by default, disable with --skip-opt.",
    0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
+  {"order-by-primary", OPT_ORDER_BY_PRIMARY,
+   "Sorts each table's rows by primary key, or first unique key, if such a key exists.  Useful when dumping a MyISAM table to be loaded into an InnoDB table, but will make the dump itself take considerably longer.",
+   (gptr*) &opt_order_by_primary, (gptr*) &opt_order_by_primary, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
   {"password", 'p',
    "Password to use when connecting to server. If password is not given it's solicited on the tty.",
    0, 0, 0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},
@@ -356,9 +359,6 @@ static struct my_option my_long_options[] =
   {"socket", 'S', "Socket file to use for connection.",
    (gptr*) &opt_mysql_unix_port, (gptr*) &opt_mysql_unix_port, 0, GET_STR,
    REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
-  {"order-by-primary", OPT_ORDER_BY_PRIMARY,
-   "Sorts each table's rows by primary key, or first unique key, if such a key exists.  Useful when dumping a MyISAM table to be loaded into an InnoDB table, but will make the dump itself take considerably longer.",
-   (gptr*) &opt_order_by_primary, (gptr*) &opt_order_by_primary, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
 #include <sslopt-longopts.h>
   {"tab",'T',
    "Creates tab separated textfile for each table to given path. (creates .sql and .txt files). NOTE: This only works if mysqldump is run on the same machine as the mysqld daemon.",

libmysql/libmysql.c

@@ -857,6 +857,7 @@ my_bool handle_local_infile(MYSQL *mysql, const char *net_filename)
 err:
   /* free up memory allocated with _init, usually */
   (*options->local_infile_end)(li_ptr);
+  my_free(buf, MYF(0));
   DBUG_RETURN(result);
 }
 

myisam/mi_open.c

@@ -148,7 +148,7 @@ MI_INFO *mi_open(const char *name, int mode, uint open_flags)
       goto err;
     }
     /* Don't call realpath() if the name can't be a link */
-    if (strcmp(name_buff, org_name)  ||
+    if (!strcmp(name_buff, org_name) ||
         my_readlink(index_name, org_name, MYF(0)) == -1)
       (void) strmov(index_name, org_name);
     (void) fn_format(data_name,org_name,"",MI_NAME_DEXT,2+4+16);

mysql-test/r/order_by.result

@@ -778,3 +778,41 @@ sid	wnid
 39560	01019090000
 37994	01019090000
 drop table t1;
+create table t1 (
+`sid` decimal(8,0) default null,
+`wnid` varchar(11) not null default '',
+key `wnid14` (`wnid`(4)),
+key `wnid` (`wnid`)
+) engine=myisam default charset=latin1;
+insert into t1 (`sid`, `wnid`) values
+('10100','01019000000'),('37986','01019000000'),('37987','01019010000'),
+('39560','01019090000'),('37989','01019000000'),('37990','01019011000'),
+('37991','01019011000'),('37992','01019019000'),('37993','01019030000'),
+('37994','01019090000'),('475','02070000000'),('25253','02071100000'),
+('25255','02071100000'),('25256','02071110000'),('25258','02071130000'),
+('25259','02071190000'),('25260','02071200000'),('25261','02071210000'),
+('25262','02071290000'),('25263','02071300000'),('25264','02071310000'),
+('25265','02071310000'),('25266','02071320000'),('25267','02071320000'),
+('25269','02071330000'),('25270','02071340000'),('25271','02071350000'),
+('25272','02071360000'),('25273','02071370000'),('25281','02071391000'),
+('25282','02071391000'),('25283','02071399000'),('25284','02071400000'),
+('25285','02071410000'),('25286','02071410000'),('25287','02071420000'),
+('25288','02071420000'),('25291','02071430000'),('25290','02071440000'),
+('25292','02071450000'),('25293','02071460000'),('25294','02071470000'),
+('25295','02071491000'),('25296','02071491000'),('25297','02071499000');
+explain select * from t1 where wnid like '0101%' order by wnid;
+id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
+1	SIMPLE	t1	range	wnid14,wnid	wnid	11	NULL	10	Using where
+select * from t1 where wnid like '0101%' order by wnid;
+sid	wnid
+10100	01019000000
+37986	01019000000
+37989	01019000000
+37987	01019010000
+37990	01019011000
+37991	01019011000
+37992	01019019000
+37993	01019030000
+39560	01019090000
+37994	01019090000
+drop table t1;

mysys/my_symlink.c

@@ -26,9 +26,11 @@
 /*
   Reads the content of a symbolic link
   If the file is not a symbolic link, return the original file name in to.
-  Returns: 0 if table was a symlink,
-           1 if table was a normal file
-	   -1 on error.
+
+  RETURN
+    0  If filename was a symlink,    (to will be set to value of symlink)
+    1  If filename was a normal file (to will be set to filename)
+   -1  on error.
 */
 
 int my_readlink(char *to, const char *filename, myf MyFlags)
@@ -58,6 +60,7 @@ int my_readlink(char *to, const char *filename, myf MyFlags)
   }
   else
     to[length]=0;
+  DBUG_PRINT("exit" ,("result: %d", result));
   DBUG_RETURN(result);
 #endif /* HAVE_READLINK */
 }

ndb/tools/restore/Restore.hpp

@@ -187,28 +187,33 @@ public:
   };
 
   void update_max_auto_val(const char *data, int size) {
-    Uint64 val= 0;
+    union {
+      Uint8  u8;
+      Uint16 u16;
+      Uint32 u32;
+    } val;
+    Uint64 v;
     switch(size){
-    case 8:
-      val= *(Uint8*)data;
-      break;
-    case 16:
-      val= *(Uint16*)data;
-      break;
-    case 24:
-      val= (0xffffff)&*(Uint32*)data;
+    case 64:
+      memcpy(&v,data,8);
       break;
     case 32:
-      val= *(Uint32*)data;
+      memcpy(&val.u32,data,4);
+      v= val.u32;
       break;
-    case 64:
-      val= *(Uint64*)data;
+    case 16:
+      memcpy(&val.u16,data,2);
+      v= val.u16;
+      break;
+    case 8:
+      memcpy(&val.u8,data,1);
+      v= val.u8;
       break;
     default:
       return;
     };
-    if(val > m_max_auto_val)
-      m_max_auto_val= val;
+    if(v > m_max_auto_val)
+      m_max_auto_val= v;
   };
   /**
    * Get attribute descriptor

sql/filesort.cc

@@ -847,7 +847,10 @@ int merge_many_buff(SORTPARAM *param, uchar *sort_buffer,
   }
   close_cached_file(to_file);			// This holds old result
   if (to_file == t_file)
+  {
     *t_file=t_file2;				// Copy result file
+    setup_io_cache(t_file);
+  }
 
   DBUG_RETURN(*maxbuffer >= MERGEBUFF2);	/* Return 1 if interrupted */
 } /* merge_many_buff */

sql/sql_lex.cc

@@ -944,6 +944,7 @@ int yylex(void *arg, void *yythd)
         if ((thd->client_capabilities & CLIENT_MULTI_STATEMENTS) && 
             (thd->command != COM_PREPARE))
         {
+	  lex->safe_to_cache_query= 0;
           lex->found_colon=    (char*) lex->ptr;
           thd->server_status|= SERVER_MORE_RESULTS_EXISTS;
           lex->next_state=     MY_LEX_END;

sql/sql_select.cc

@@ -10443,7 +10443,7 @@ test_if_skip_sort_order(JOIN_TAB *tab,ORDER *order,ha_rows select_limit,
                                         HA_POS_ERROR : tab->join->unit->select_limit_cnt) <= 0)
             DBUG_RETURN(0);
 	}
-	ref_key= new_ref_key;
+        ref_key= new_ref_key;
       }
     }
     /* Check if we get the rows in requested sorted order by using the key */