Merge sanja.is.com.ua:/home/bell/mysql/bk/mysql-4.1

into sanja.is.com.ua:/home/bell/mysql/bk/work-select_list-4.1


sql/sql_parse.cc:
  Auto merged

5 files changed, 23 insertions, 20 deletions

diff --git a/sql/mysqld.cc b/sql/mysqld.cc
index fc50b8c5c6e..525f3db3aff 100644
--- a/sql/mysqld.cc
+++ b/sql/mysqld.cc
@@ -2189,10 +2189,14 @@ static int init_common_variables(const char *conf_file_name, int argc,
   sys_init_connect.value_length= 0;
   if ((sys_init_connect.value= opt_init_connect))
     sys_init_connect.value_length= strlen(opt_init_connect);
+  else
+    sys_init_connect.value=my_strdup("",MYF(0));
 
   sys_init_slave.value_length= 0;
   if ((sys_init_slave.value= opt_init_slave))
     sys_init_slave.value_length= strlen(opt_init_slave);
+  else
+    sys_init_slave.value=my_strdup("",MYF(0));
 
   if (use_temp_pool && bitmap_init(&temp_pool,0,1024,1))
     return 1;
diff --git a/sql/set_var.cc b/sql/set_var.cc
index 98e59db7558..8fe15b700f9 100644
--- a/sql/set_var.cc
+++ b/sql/set_var.cc
@@ -121,7 +121,8 @@ sys_var_character_set_server	sys_character_set_server("character_set_server");
 sys_var_str			sys_charset_system("character_set_system",
 				    sys_check_charset,
 				    sys_update_charset,
-				    sys_set_default_charset);
+				    sys_set_default_charset,
+                                    (char *)my_charset_utf8_general_ci.name);
 sys_var_character_set_database	sys_character_set_database("character_set_database");
 sys_var_character_set_client  sys_character_set_client("character_set_client");
 sys_var_character_set_connection  sys_character_set_connection("character_set_connection");
@@ -150,13 +151,14 @@ sys_var_long_ptr	sys_flush_time("flush_time", &flush_time);
 sys_var_str             sys_ft_boolean_syntax("ft_boolean_syntax",
                                          sys_check_ftb_syntax,
                                          sys_update_ftb_syntax,
-                                         sys_default_ftb_syntax);
+                                         sys_default_ftb_syntax,
+                                         ft_boolean_syntax);
 sys_var_str             sys_init_connect("init_connect", 0,
                                          sys_update_init_connect,
-                                         sys_default_init_connect);
+                                         sys_default_init_connect,0);
 sys_var_str             sys_init_slave("init_slave", 0,
                                        sys_update_init_slave,
-                                       sys_default_init_slave);
+                                       sys_default_init_slave,0);
 sys_var_thd_ulong	sys_interactive_timeout("interactive_timeout",
 						&SV::net_interactive_timeout);
 sys_var_thd_ulong	sys_join_buffer_size("join_buffer_size",
@@ -665,11 +667,11 @@ struct show_var_st init_vars[]= {
   {sys_join_buffer_size.name,   (char*) &sys_join_buffer_size,	    SHOW_SYS},
   {sys_key_buffer_size.name,	(char*) &sys_key_buffer_size,	    SHOW_SYS},
   {sys_key_cache_age_threshold.name,   (char*) &sys_key_cache_age_threshold,
-                                                         	    SHOW_SYS},
+                                                                    SHOW_SYS},
   {sys_key_cache_block_size.name,   (char*) &sys_key_cache_block_size,
-                                                         	    SHOW_SYS},
+                                                                    SHOW_SYS},
   {sys_key_cache_division_limit.name,   (char*) &sys_key_cache_division_limit,
-                                                         	    SHOW_SYS},
+                                                                    SHOW_SYS},
   {"language",                language,                             SHOW_CHAR},
   {"large_files_support",     (char*) &opt_large_files,             SHOW_BOOL},
   {sys_license.name,	      (char*) &sys_license,                 SHOW_SYS},
@@ -833,15 +835,11 @@ bool sys_var_str::check(THD *thd, set_var *var)
 bool update_sys_var_str(sys_var_str *var_str, rw_lock_t *var_mutex,
 			set_var *var)
 {
-  char *res= 0, *old_value;
-  uint new_length= 0;
-  /* If the string is "", delete old init command */
-  if (var && (new_length= var->value->str_value.length()))
-  {
-    if (!(res= my_strdup_with_length((byte*) var->value->str_value.ptr(),
-				     new_length, MYF(0))))
-      return 1;
-  }
+  char *res= 0, *old_value=(char *)(var ? var->value->str_value.ptr() : 0);
+  uint new_length= (var ? var->value->str_value.length() : 0);
+  if (!old_value) old_value="";
+  if (!(res= my_strdup_with_length(old_value, new_length, MYF(0))))
+    return 1;
   /*
     Replace the old value in such a way that the any thread using
     the value will work.
diff --git a/sql/set_var.h b/sql/set_var.h
index ac20742da8c..8f21c5a729f 100644
--- a/sql/set_var.h
+++ b/sql/set_var.h
@@ -139,8 +139,9 @@ public:
   sys_var_str(const char *name_arg,
 	      sys_check_func check_func_arg,
 	      sys_update_func update_func_arg,
-	      sys_set_default_func set_default_func_arg)
-    :sys_var(name_arg), check_func(check_func_arg),
+	      sys_set_default_func set_default_func_arg,
+              char *value_arg)
+    :sys_var(name_arg), check_func(check_func_arg), value(value_arg),
     update_func(update_func_arg),set_default_func(set_default_func_arg)
   {}
   bool check(THD *thd, set_var *var);
diff --git a/sql/slave.cc b/sql/slave.cc
index 37afe456ce3..5493d422d37 100644
--- a/sql/slave.cc
+++ b/sql/slave.cc
@@ -3188,7 +3188,7 @@ log '%s' at position %s, relay log '%s' position: %s", RPL_LOG_NAME,
 		    llstr(rli->group_relay_log_pos,llbuff1));
 
   /* execute init_slave variable */
-  if (sys_init_slave.value)
+  if (sys_init_slave.value_length)
   {
     execute_init_command(thd, &sys_init_slave, &LOCK_sys_init_slave);
     if (thd->query_error)
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index 43129f7c3f1..d21f20d1697 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -1000,7 +1000,7 @@ pthread_handler_decl(handle_one_connection,arg)
       net->compress=1;				// Use compression
 
     thd->version= refresh_version;
-    if (sys_init_connect.value && !(thd->master_access & SUPER_ACL))
+    if (sys_init_connect.value_length && !(thd->master_access & SUPER_ACL))
     {
       execute_init_command(thd, &sys_init_connect, &LOCK_sys_init_connect);
       if (thd->query_error)