Merge bk-internal.mysql.com:/data0/bk/mysql-5.0

into  bk-internal.mysql.com:/data0/bk/mysql-5.0-kt


sql/mysqld.cc:
  Auto merged

mysql-test/r/ctype_ucs2_def.result

+show variables like 'collation_server';
+Variable_name	Value
+collation_server	ucs2_unicode_ci
 show variables like "%character_set_ser%";
 Variable_name	Value
 character_set_server	ucs2

mysql-test/r/variables.result

@@ -421,6 +421,28 @@ set tmp_table_size=100;
 set tx_isolation="READ-COMMITTED";
 set wait_timeout=100;
 set log_warnings=1;
+select @@session.insert_id;
+@@session.insert_id
+1
+set @save_insert_id=@@session.insert_id;
+set session insert_id=20;
+select @@session.insert_id;
+@@session.insert_id
+20
+set session last_insert_id=100;
+select @@session.insert_id;
+@@session.insert_id
+20
+select @@session.last_insert_id;
+@@session.last_insert_id
+100
+select @@session.insert_id;
+@@session.insert_id
+20
+set @@session.insert_id=@save_insert_id;
+select @@session.insert_id;
+@@session.insert_id
+1
 create table t1 (a int not null auto_increment, primary key(a));
 create table t2 (a int not null auto_increment, primary key(a));
 insert into t1 values(null),(null),(null);

mysql-test/t/ctype_ucs2_def-master.opt

---default-character-set=ucs2 --default-collation=ucs2_unicode_ci
+--default-collation=ucs2_unicode_ci --default-character-set=ucs2

mysql-test/t/ctype_ucs2_def.test

+#
+# MySQL Bug#15276: MySQL ignores collation-server
+#
+show variables like 'collation_server';
+
 #
 # Bug#18004 Connecting crashes server when default charset is UCS2
 #

mysql-test/t/variables.test

@@ -301,6 +301,22 @@ set tx_isolation="READ-COMMITTED";
 set wait_timeout=100;
 set log_warnings=1;
 
+#
+# Bugs: #20392: INSERT_ID session variable has weird value
+#
+select @@session.insert_id;
+set @save_insert_id=@@session.insert_id;
+set session insert_id=20;
+select @@session.insert_id;
+
+set session last_insert_id=100;
+select @@session.insert_id;
+select @@session.last_insert_id;
+select @@session.insert_id;
+
+set @@session.insert_id=@save_insert_id;
+select @@session.insert_id;
+
 #
 # key buffer
 #

mysys/my_init.c

@@ -245,6 +245,22 @@ void setEnvString(char *ret, const char *name, const char *value)
   DBUG_VOID_RETURN ;
 }
 
+/*
+  my_paramter_handler
+  Invalid paramter handler we will use instead of the one "baked" into the CRT
+  for MSC v8.  This one just prints out what invalid parameter was encountered.
+  By providing this routine, routines like lseek will return -1 when we expect them 
+  to instead of crash.
+*/
+void my_parameter_handler(const wchar_t * expression, const wchar_t * function, 
+                          const wchar_t * file, unsigned int line, 
+                          uintptr_t pReserved)
+{
+  DBUG_PRINT("my",("Expression: %s  function: %s  file: %s, line: %d",
+		   expression, function, file, line));
+}
+
+
 static void my_win_init(void)
 {
   HKEY	hSoftMysql ;
@@ -262,12 +278,18 @@ static void my_win_init(void)
 
   setlocale(LC_CTYPE, "");             /* To get right sortorder */
 
-#if defined(_MSC_VER) && (_MSC_VER < 1300)
+#if defined(_MSC_VER)
+#if _MSC_VER < 1300
   /* 
     Clear the OS system variable TZ and avoid the 100% CPU usage
     Only for old versions of Visual C++
   */
   _putenv( "TZ=" ); 
+#endif 
+#if _MSC_VER >= 1400
+  /* this is required to make crt functions return -1 appropriately */
+  _set_invalid_parameter_handler(my_parameter_handler);
+#endif
 #endif  
   _tzset();
 

sql/mysqld.cc

@@ -314,6 +314,7 @@ static char *default_character_set_name;
 static char *character_set_filesystem_name;
 static char *my_bind_addr_str;
 static char *default_collation_name;
+static char compiled_default_collation_name[]= MYSQL_DEFAULT_COLLATION_NAME;
 static char mysql_data_home_buff[2];
 static struct passwd *user_info;
 static I_List<THD> thread_cache;
@@ -6382,7 +6383,7 @@ static void mysql_init_variables(void)
   /* Variables in libraries */
   charsets_dir= 0;
   default_character_set_name= (char*) MYSQL_DEFAULT_CHARSET_NAME;
-  default_collation_name= (char*) MYSQL_DEFAULT_COLLATION_NAME;
+  default_collation_name= compiled_default_collation_name;
   sys_charset_system.value= (char*) system_charset_info->csname;
   character_set_filesystem_name= (char*) "binary";
 
@@ -6544,7 +6545,8 @@ get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
     strmake(mysql_home,argument,sizeof(mysql_home)-1);
     break;
   case 'C':
-    default_collation_name= 0;
+    if (default_collation_name == compiled_default_collation_name)
+      default_collation_name= 0;
     break;
   case 'l':
     opt_log=1;

sql/set_var.cc

@@ -2578,7 +2578,7 @@ bool sys_var_insert_id::update(THD *thd, set_var *var)
 byte *sys_var_insert_id::value_ptr(THD *thd, enum_var_type type,
 				   LEX_STRING *base)
 {
-  return (byte*) &thd->current_insert_id;
+  return (byte*) &thd->next_insert_id;
 }