Merge work:/home/bk/mysql-4.0 into hundin.mysql.fi:/my/bk/mysql-4.0

Docs/manual.texi

@@ -49343,6 +49343,9 @@ Our TODO section contains what we plan to have in 4.0. @xref{TODO MySQL 4.0}.
 
 @itemize @bullet
 @item
+Fixed that @code{ALTER TABLE table_name RENAME new_table_name} is as fast
+as @code{RENAME TABLE}.
+@item
 Fixed bug in @code{GROUP BY} with two or more fields, where at least one
 field can contain @code{NULL} values.
 @item

client/mysqltest.c

@@ -42,7 +42,7 @@
 
 **********************************************************************/
 
-#define MTEST_VERSION "1.23"
+#define MTEST_VERSION "1.24"
 
 #include <my_global.h>
 #include <mysql_embed.h>
@@ -1446,6 +1446,8 @@ int do_connect(struct st_query* q)
     die("Failed on mysql_init()");
   if (opt_compress)
     mysql_options(&next_con->mysql,MYSQL_OPT_COMPRESS,NullS);
+  mysql_options(&next_con->mysql, MYSQL_OPT_LOCAL_INFILE, 0);
+
   if (con_sock && !free_con_sock && *con_sock && *con_sock != FN_LIBCHAR)
     con_sock=fn_format(buff, con_sock, TMPDIR, "",0);
   if (!con_db[0])
@@ -2355,6 +2357,8 @@ int main(int argc, char** argv)
     die("Failed in mysql_init()");
   if (opt_compress)
     mysql_options(&cur_con->mysql,MYSQL_OPT_COMPRESS,NullS);
+  mysql_options(&cur_con->mysql, MYSQL_OPT_LOCAL_INFILE, 0);
+
   cur_con->name = my_strdup("default", MYF(MY_WME));
   if (!cur_con->name)
     die("Out of memory");

mysql-test/r/alter_table.result

@@ -114,3 +114,11 @@ i
 3
 4
 drop table t1;
+create table t1 (i int unsigned not null auto_increment primary key);
+alter table t1 rename t2;
+alter table t2 rename t1, add c char(10) comment "no comment";
+show columns from t1;
+Field	Type	Null	Key	Default	Extra
+i	int(10) unsigned		PRI	NULL	auto_increment
+c	char(10)	YES		NULL	
+drop table t1;

mysql-test/r/func_math.result

@@ -4,8 +4,10 @@ floor(5.5)	floor(-5.5)
 select ceiling(5.5),ceiling(-5.5);
 ceiling(5.5)	ceiling(-5.5)
 6	-5
+select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
 truncate(52.64,1)	truncate(52.64,2)	truncate(52.64,-1)	truncate(52.64,-2)	truncate(-52.64,1)	truncate(-52.64,-1)
 52.6	52.64	50	0	-52.6	-50
+select round(5.5),round(-5.5);
 round(5.5)	round(-5.5)
 6	-6
 select round(5.64,1),round(5.64,2),round(5.64,-1),round(5.64,-2);

mysql-test/t/alter_table.test

@@ -105,3 +105,13 @@ insert into t1 values (null),(null),(null),(null);
 alter table t1 drop i,add i int unsigned not null auto_increment, drop primary key, add primary key (i);
 select * from t1;
 drop table t1;
+
+#
+# Alter table and rename
+#
+
+create table t1 (i int unsigned not null auto_increment primary key);
+alter table t1 rename t2;
+alter table t2 rename t1, add c char(10) comment "no comment";
+show columns from t1;
+drop table t1;

mysys/my_gethostbyname.c

@@ -18,7 +18,9 @@
 /* Thread safe version of gethostbyname_r() */
 
 #include "mysys_priv.h"
+#ifdef THREAD
 #include "my_pthread.h"
+#endif
 #include <assert.h>
 #if !defined(MSDOS) && !defined(__WIN__)
 #include <netdb.h>
@@ -28,11 +30,6 @@
 /* This file is not needed if my_gethostbyname_r is a macro */
 #if !defined(my_gethostbyname_r)
 
-#ifndef THREAD
-#define pthread_mutex_lock(A)
-#define pthread_mutex_unlock(A)
-#endif
-
 /*
   Emulate SOLARIS style calls, not because it's better, but just to make the
   usage of getbostbyname_r simpler.

sql/hostname.cc

@@ -58,7 +58,7 @@ void hostname_cache_refresh()
 bool hostname_cache_init()
 {
   host_entry *tmp;
-  uint offset= (uint) ((char*) (&tmp->ip) - (char*) &tmp);
+  uint offset= (uint) ((char*) (&tmp->ip) - (char*) tmp);
   (void) pthread_mutex_init(&LOCK_hostname,MY_MUTEX_INIT_SLOW);
 
   if (!(hostname_cache=new hash_filo(HOST_CACHE_SIZE, offset,

sql/item_cmpfunc.cc

@@ -1304,13 +1304,14 @@ bool Item_func_like::fix_fields(THD *thd,struct st_table_list *tlist)
     {
       pattern     = first + 1;
       pattern_len = len - 2;
-      DBUG_PRINT("TurboBM", ("Initializing pattern: '%s'...", first));
-      int* suff = (int*)thd->alloc(sizeof(int[pattern_len + 1]));
-      bmGs      = (int*)thd->alloc(sizeof(int[pattern_len + 1]));
-      bmBc      = (int*)thd->alloc(sizeof(int[alphabet_size]));
+      DBUG_PRINT("info", ("Initializing pattern: '%s'", first));
+      int *suff = (int*) thd->alloc(sizeof(int)*((pattern_len + 1)*2+
+						 alphabet_size));
+      bmGs      = suff + pattern_len + 1;
+      bmBc      = bmGs + pattern_len + 1;
       turboBM_compute_good_suffix_shifts(suff);
       turboBM_compute_bad_character_shifts();
-      DBUG_PRINT("turboBM",("done"));
+      DBUG_PRINT("info",("done"));
     }
   }
   return 0;

sql/item_cmpfunc.h

@@ -495,16 +495,10 @@ class Item_func_like :public Item_bool_func2
   enum { alphabet_size = 256 };
 
 public:
-  Item_func_like::Item_func_like(Item *a,Item *b, char* escape_arg) :
-    Item_bool_func2(a,b),
-    escape(*escape_arg),
-    canDoTurboBM(false),
-    pattern(0),
-    pattern_len(0),
-    bmGs(0),
-    bmBc(0)
+  Item_func_like(Item *a,Item *b, char* escape_arg)
+    :Item_bool_func2(a,b), escape(*escape_arg), canDoTurboBM(false),
+    pattern(0), pattern_len(0), bmGs(0), bmBc(0)
   {}
-
   longlong val_int();
   enum Functype functype() const { return LIKE_FUNC; }
   optimize_type select_optimize() const;

sql/mysqld.cc

@@ -4004,6 +4004,7 @@ get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
     exit(0);
   case 'T':
     test_flags= argument ? (uint) atoi(argument) : 0;
+    test_flags&= ~TEST_NO_THREADS;
     opt_endinfo=1;
     break;
   case (int) OPT_BIG_TABLES:
@@ -4192,8 +4193,10 @@ get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
     opt_specialflag|=SPECIAL_SKIP_SHOW_DB;
     mysql_port=0;
     break;
+#ifdef ONE_THREAD
   case (int) OPT_ONE_THREAD:
     test_flags |= TEST_NO_THREADS;
+#endif
     break;
   case (int) OPT_WANT_CORE:
     test_flags |= TEST_CORE_ON_SIGNAL;

sql/sql_analyse.cc

@@ -90,21 +90,21 @@ proc_analyse_init(THD *thd, ORDER *param, select_result *result,
 	(*param->item)->val() < 0)
     {
       net_printf(&thd->net, ER_WRONG_PARAMETERS_TO_PROCEDURE, proc_name);
-      return 0;
+      DBUG_RETURN(0);
     }
     pc->max_tree_elements = (uint) (*param->item)->val_int();
     param = param->next;
     if (param->next)  // no third parameter possible
     {
       net_printf(&thd->net, ER_WRONG_PARAMCOUNT_TO_PROCEDURE, proc_name);
-      return 0;
+      DBUG_RETURN(0);
     }
     // second parameter
     if ((*param->item)->type() != Item::INT_ITEM ||
 	(*param->item)->val() < 0)
     {
       net_printf(&thd->net, ER_WRONG_PARAMETERS_TO_PROCEDURE, proc_name);
-      return 0;
+      DBUG_RETURN(0);
     }
     pc->max_treemem = (uint) (*param->item)->val_int();
   }
@@ -112,7 +112,7 @@ proc_analyse_init(THD *thd, ORDER *param, select_result *result,
 	   (*param->item)->val() < 0)
   {
     net_printf(&thd->net, ER_WRONG_PARAMETERS_TO_PROCEDURE, proc_name);
-    return 0;
+    DBUG_RETURN(0);
   }
   // if only one parameter was given, it will be the value of max_tree_elements
   else
@@ -148,21 +148,26 @@ proc_analyse_init(THD *thd, ORDER *param, select_result *result,
     if (item->result_type() == STRING_RESULT)
       *f_info++ = new field_str(item, pc);
   }
-  return pc;
-} // proc_analyse_init
+  DBUG_RETURN(pc);
+}
 
 
-// return 1 if number, else return 0
-// store info about found number in info
-// NOTE:It is expected, that elements of 'info' are all zero!
+/*
+  Return 1 if number, else return 0
+  store info about found number in info
+  NOTE:It is expected, that elements of 'info' are all zero!
+*/
+
 bool test_if_number(NUM_INFO *info, const char *str, uint str_len)
 {
   const char *begin, *end = str + str_len;
 
   DBUG_ENTER("test_if_number");
 
-  // MySQL removes any endspaces of a string, so we must take care only of
-  // spaces in front of a string
+  /*
+    MySQL removes any endspaces of a string, so we must take care only of
+    spaces in front of a string
+  */
   for (; str != end && isspace(*str); str++) ;
   if (str == end)
     return 0;

sql/sql_parse.cc

@@ -589,7 +589,7 @@ pthread_handler_decl(handle_one_connection,arg)
 
 #if !defined( __WIN__) && !defined(OS2)	// Win32 calls this in pthread_create
   // The following calls needs to be done before we call DBUG_ macros
-  if (my_thread_init())
+  if (!(test_flags & TEST_NO_THREADS) & my_thread_init())
   {
     close_connection(&thd->net,ER_OUT_OF_RESOURCES);
     statistic_increment(aborted_connects,&LOCK_thread_count);

sql/sql_table.cc

@@ -1235,7 +1235,7 @@ int mysql_alter_table(THD *thd,char *new_db, char *new_name,
   thd->proc_info="init";
   table_name=table_list->real_name;
   db=table_list->db;
-  if (!new_db)
+  if (!new_db || !strcmp(new_db,db))
     new_db=db;
   used_fields=create_info->used_fields;
 
@@ -1289,10 +1289,10 @@ int mysql_alter_table(THD *thd,char *new_db, char *new_name,
   /* In some simple cases we need not to recreate the table */
 
   thd->proc_info="setup";
-  if (simple_alter)
+  if (simple_alter && !table->tmp_table)
   {
     error=0;
-    if (new_name != table_name)
+    if (new_name != table_name || new_db != db)
     {
       thd->proc_info="rename";
       VOID(pthread_mutex_lock(&LOCK_open));
@@ -1315,9 +1315,9 @@ int mysql_alter_table(THD *thd,char *new_db, char *new_name,
     }
     if (!error)
     {
-      switch (keys_onoff)
-      {
-        case LEAVE_AS_IS: break;
+      switch (keys_onoff) {
+      case LEAVE_AS_IS:
+	break;
       case ENABLE:
 	error=table->file->activate_all_index(thd);
 	break;
@@ -1720,7 +1720,7 @@ int mysql_alter_table(THD *thd,char *new_db, char *new_name,
   thd->proc_info="rename result table";
   sprintf(old_name,"%s2-%lx-%lx", tmp_file_prefix, current_pid,
 	  thd->thread_id);
-  if (new_name != table_name)
+  if (new_name != table_name || new_db != db)
   {
     if (!access(new_name_buff,F_OK))
     {
@@ -1738,7 +1738,7 @@ int mysql_alter_table(THD *thd,char *new_db, char *new_name,
   {
     /*
       Win32 and InnoDB can't drop a table that is in use, so we must
-      close all the original table at before doing the rename
+      close the original table at before doing the rename
     */
     table_name=thd->strdup(table_name);		// must be saved
     if (close_cached_table(thd,table))

sql/sql_yacc.yy

@@ -1069,7 +1069,8 @@ attribute:
 	| AUTO_INC	  { Lex->type|= AUTO_INCREMENT_FLAG | NOT_NULL_FLAG; }
 	| PRIMARY_SYM KEY_SYM { Lex->type|= PRI_KEY_FLAG | NOT_NULL_FLAG; }
 	| UNIQUE_SYM	  { Lex->type|= UNIQUE_FLAG; }
-	| UNIQUE_SYM KEY_SYM { Lex->type|= UNIQUE_KEY_FLAG; };
+	| UNIQUE_SYM KEY_SYM { Lex->type|= UNIQUE_KEY_FLAG; }
+	| COMMENT_SYM text_literal {};
 
 opt_binary:
 	/* empty */	{}
@@ -1204,7 +1205,6 @@ alter_list_item:
 				  lex->default_value, $3.str,
 				  lex->interval))
 	      YYABORT;
-             lex->simple_alter=0;
 	  }
 	  opt_place
 	| DROP opt_column field_ident opt_restrict
@@ -1245,7 +1245,6 @@ alter_list_item:
 	    LEX *lex=Lex;
 	    lex->select->db=$3->db.str;
 	    lex->name= $3->table.str;
-	    lex->simple_alter=0; 
 	  }
         | create_table_options { Lex->simple_alter=0; }
 	| order_clause         { Lex->simple_alter=0; };

vio/test-sslserver.c

@@ -36,12 +36,14 @@ const char *VER="0.2";
 const char *default_dbug_option="d:t:O,-";
 #endif
 
+#if 0
 static void
 fatal_error(	const char*	r)
 {
 	perror(r);
 	exit(0);
 }
+#endif
 
 typedef struct {
 	int	sd;
@@ -72,11 +74,11 @@ client_thread(	void*	arg)
 {
   my_thread_init();
   do_ssl_stuff((TH_ARGS*)arg);
+  return 0;
 }
 
 int
-main(	int	argc __attribute__((unused)),
-	char**	argv)
+main(int argc __attribute__((unused)), char** argv)
 {
 	char	server_key[] = "../SSL/server-key.pem",
 		server_cert[] = "../SSL/server-cert.pem";