Merge abotchkov@bk-internal.mysql.com:/home/bk/mysql-4.1

into deer.(none):/home/hf/work/mysql-4.1.3188


sql/item.cc:
  Auto merged

18 files changed, 254 insertions, 43 deletions

diff --git a/BitKeeper/etc/logging_ok b/BitKeeper/etc/logging_ok
index db98622657e..7a75d7a9873 100644
--- a/BitKeeper/etc/logging_ok
+++ b/BitKeeper/etc/logging_ok
@@ -63,6 +63,7 @@ jani@ua167d18.elisa.omakaista.fi
 jani@ua72d24.elisa.omakaista.fi
 jcole@abel.spaceapes.com
 jcole@main.burghcom.com
+jcole@mugatu.jcole.us
 jcole@mugatu.spaceapes.com
 jcole@sarvik.tfr.cafe.ee
 jcole@tetra.spaceapes.com
diff --git a/VC++Files/mysys/mysys.dsp b/VC++Files/mysys/mysys.dsp
index f81614b6295..a7be57d94c0 100644
--- a/VC++Files/mysys/mysys.dsp
+++ b/VC++Files/mysys/mysys.dsp
@@ -330,10 +330,18 @@ SOURCE=.\my_gethostbyname.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\my_gethwaddr.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\my_getopt.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\my_getsystime.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\my_getwd.c
 # End Source File
 # Begin Source File
diff --git a/VC++Files/sql/mysqld.dsp b/VC++Files/sql/mysqld.dsp
index 9678a0faed3..af75cfa84aa 100644
--- a/VC++Files/sql/mysqld.dsp
+++ b/VC++Files/sql/mysqld.dsp
@@ -711,10 +711,6 @@ SOURCE=.\nt_servc.h
 # End Source File
 # Begin Source File
 
-SOURCE=.\opt_ft.cpp
-# End Source File
-# Begin Source File
-
 SOURCE=.\opt_range.cpp
 
 !IF  "$(CFG)" == "mysqld - Win32 Release"
diff --git a/include/mysql.h b/include/mysql.h
index e14381a94de..d922b552e38 100644
--- a/include/mysql.h
+++ b/include/mysql.h
@@ -185,6 +185,12 @@ struct st_mysql_options {
   char *client_ip;
   /* Refuse client connecting to server if it uses old (pre-4.1.1) protocol */
   my_bool secure_auth;
+
+  /* function pointers for local infile support */
+  int (*local_infile_init)(void **, char *);
+  int (*local_infile_read)(void *, char *, uint);
+  int (*local_infile_end)(void *);
+  int (*local_infile_error)(void *, char *, uint);
 };
 
 enum mysql_status 
@@ -384,6 +390,21 @@ my_bool		STDCALL mysql_slave_query(MYSQL *mysql, const char *q,
 my_bool		STDCALL mysql_slave_send_query(MYSQL *mysql, const char *q,
 					       unsigned long length);
 
+/* local infile support */
+
+#define LOCAL_INFILE_ERROR_LEN 512
+
+int
+mysql_set_local_infile_handler(MYSQL *mysql,
+                               int (*local_infile_init)(void **, char *),       
+                               int (*local_infile_read)(void *, char *, uint),
+                               int (*local_infile_end)(void *),
+                               int (*local_infile_error)(void *, char *, uint));
+
+void
+mysql_set_local_infile_default(MYSQL *mysql);
+
+
 /*
   enable/disable parsing of all queries to decide if they go on master or
   slave
diff --git a/libmysql/client_settings.h b/libmysql/client_settings.h
index 9fc8e67df27..3fdadf29dea 100644
--- a/libmysql/client_settings.h
+++ b/libmysql/client_settings.h
@@ -23,7 +23,7 @@ extern my_string	mysql_unix_port;
 
 sig_handler pipe_sig_handler(int sig __attribute__((unused)));
 void read_user_name(char *name);
-my_bool send_file_to_server(MYSQL *mysql, const char *filename);
+my_bool handle_local_infile(MYSQL *mysql, const char *net_filename);
 
 /*
   Let the user specify that we don't want SIGPIPE;  This doesn't however work
diff --git a/libmysql/libmysql.c b/libmysql/libmysql.c
index 0a93fe60990..357c85c09b2 100644
--- a/libmysql/libmysql.c
+++ b/libmysql/libmysql.c
@@ -794,35 +794,55 @@ void read_user_name(char *name)
 
 #endif
 
-my_bool send_file_to_server(MYSQL *mysql, const char *filename)
+my_bool handle_local_infile(MYSQL *mysql, const char *net_filename)
 {
-  int fd, readcount;
   my_bool result= 1;
   uint packet_length=MY_ALIGN(mysql->net.max_packet-16,IO_SIZE);
-  char *buf, tmp_name[FN_REFLEN];
   NET *net= &mysql->net;
-  DBUG_ENTER("send_file_to_server");
+  int error;
+  int readcount;
+  void *li_ptr;          /* pass state to local_infile functions */
+  char *buf = NULL;      /* buffer to be filled by local_infile_read */
+  char *filename = NULL; /* local copy of filename arg */
 
-  if (!(buf=my_malloc(packet_length,MYF(0))))
+  DBUG_ENTER("handle_local_infile");
+
+  /* check that we've got valid callback functions */
+  if (!((mysql->options.local_infile_init) &&
+	(mysql->options.local_infile_read) &&
+	(mysql->options.local_infile_end) &&
+	(mysql->options.local_infile_error)))
   {
-    strmov(net->sqlstate, unknown_sqlstate);
-    strmov(net->last_error, ER(net->last_errno=CR_OUT_OF_MEMORY));
-    DBUG_RETURN(1);
+    /* if any of the functions is invalid, set the default */
+    mysql_set_local_infile_default(mysql); 
   }
 
-  fn_format(tmp_name,filename,"","",4);		/* Convert to client format */
-  if ((fd = my_open(tmp_name,O_RDONLY, MYF(0))) < 0)
+  /* copy filename into local memory and allocate read buffer */
+  if ((!(filename = my_strdup(net_filename, MYF(0)))) ||
+      (!(buf=my_malloc(packet_length, MYF(0)))))
+    goto oom;
+
+
+  /* initialize local infile (open file, usually) */
+  if ( (error = (*mysql->options.local_infile_init)(&li_ptr, filename)) )
   {
     my_net_write(net,"",0);		/* Server needs one packet */
     net_flush(net);
+    if(error < 0)
+      goto oom;
     strmov(net->sqlstate, unknown_sqlstate);
-    net->last_errno=EE_FILENOTFOUND;
-    my_snprintf(net->last_error,sizeof(net->last_error)-1,
-		EE(net->last_errno),tmp_name, errno);
+    net->last_errno=error;
+    (*mysql->options.local_infile_error)(li_ptr,
+					 net->last_error,
+					 sizeof(net->last_error)-1);
     goto err;
   }
 
-  while ((readcount = (int) my_read(fd,(byte*) buf,packet_length,MYF(0))) > 0)
+  /* read blocks of data from local infile callback */
+  while ( (readcount =
+	   (*mysql->options.local_infile_read)(li_ptr,
+					       buf,
+					       packet_length) ) > 0)
   {
     if (my_net_write(net,buf,readcount))
     {
@@ -833,6 +853,7 @@ my_bool send_file_to_server(MYSQL *mysql, const char *filename)
       goto err;
     }
   }
+
   /* Send empty packet to mark end of file */
   if (my_net_write(net,"",0) || net_flush(net))
   {
@@ -841,21 +862,136 @@ my_bool send_file_to_server(MYSQL *mysql, const char *filename)
     sprintf(net->last_error,ER(net->last_errno),errno);
     goto err;
   }
+
   if (readcount < 0)
   {
     strmov(net->sqlstate, unknown_sqlstate);
     net->last_errno=EE_READ; /* the errmsg for not entire file read */
     my_snprintf(net->last_error,sizeof(net->last_error)-1,
-		tmp_name,errno);
+		filename, errno);
     goto err;
   }
+
   result=0;					/* Ok */
 
 err:
-  if (fd >= 0)
-    (void) my_close(fd,MYF(0));
-  my_free(buf,MYF(0));
+  /* free up memory allocated with _init, usually */
+  (*mysql->options.local_infile_end)(li_ptr);
+
+  my_free(filename, MYF(0));
+  my_free(buf, MYF(0));
   DBUG_RETURN(result);
+
+oom:
+  /* out of memory */
+  my_free(filename, MYF(MY_ALLOW_ZERO_PTR));
+  my_free(buf, MYF(MY_ALLOW_ZERO_PTR));
+  strmov(net->sqlstate, unknown_sqlstate);
+  strmov(net->last_error, ER(net->last_errno=CR_OUT_OF_MEMORY));
+  DBUG_RETURN(1);
+}
+
+
+typedef struct default_local_infile_st {
+  int fd;
+  int error_num;
+  char error_msg[LOCAL_INFILE_ERROR_LEN];
+} default_local_infile_data;
+
+
+int
+default_local_infile_init(void **ptr, char *filename)
+{
+  default_local_infile_data *data;
+
+  if (!(*ptr= data= ((default_local_infile_data *)
+		     my_malloc(sizeof(default_local_infile_data), MYF(0)))))
+    return -1; /* out of memory */
+
+  *ptr = data; /* save the struct, we need it to return an error */
+
+  data->error_msg[0]= 0;
+  data->error_num=    0;
+
+  if ((data->fd = my_open(filename, O_RDONLY, MYF(0))) < 0)
+  {
+    my_snprintf(data->error_msg, sizeof(data->error_msg)-1,
+                EE(EE_FILENOTFOUND), filename, errno);
+    return data->error_num=errno; /* error */
+  }
+
+  return 0; /* ok */
+}
+
+
+int
+default_local_infile_read(void *ptr, char *buf, uint buf_len)
+{
+  default_local_infile_data *data = (default_local_infile_data *) ptr;
+
+  return ((int) my_read(data->fd, (byte *)buf, buf_len, MYF(0)));
+}
+
+
+int
+default_local_infile_end(void *ptr)
+{
+  default_local_infile_data *data = (default_local_infile_data *) ptr;          
+  if(data)
+  {
+    my_close(data->fd, MYF(0));
+    my_free(ptr, MYF(0));
+  }
+  return 0;
+}
+
+
+int
+default_local_infile_error(void *ptr, char *error_msg, uint error_msg_len)
+{
+  default_local_infile_data *data = (default_local_infile_data *) ptr;          
+
+  if(data) {
+    strmake(error_msg, data->error_msg, error_msg_len);
+    return data->error_num;
+  }
+  else
+  {
+    strmake(error_msg, "Internal error", error_msg_len);
+    return 0;
+  }
+}
+
+
+int
+mysql_set_local_infile_handler(MYSQL *mysql,
+                               int (*local_infile_init)(void **, char *),
+                               int (*local_infile_read)(void *, char *, uint),
+                               int (*local_infile_end)(void *),
+                               int (*local_infile_error)(void *, char *, uint))
+{
+  if(mysql &&
+     local_infile_init &&
+     local_infile_read &&
+     local_infile_end &&
+     local_infile_error) {
+    mysql->options.local_infile_init=  local_infile_init;
+    mysql->options.local_infile_read=  local_infile_read;
+    mysql->options.local_infile_end=   local_infile_end;
+    mysql->options.local_infile_error= local_infile_error;
+    return 0;
+  }
+  return 1;
+}
+
+
+void
+mysql_set_local_infile_default(MYSQL *mysql)
+{
+  mysql->options.local_infile_init=  default_local_infile_init;
+  mysql->options.local_infile_read=  default_local_infile_read;
+  mysql->options.local_infile_end=   default_local_infile_end;
+  mysql->options.local_infile_error= default_local_infile_error;
 }
 
 
diff --git a/myisam/mi_check.c b/myisam/mi_check.c
index cdaed59cd01..79167a885cd 100644
--- a/myisam/mi_check.c
+++ b/myisam/mi_check.c
@@ -1274,11 +1274,12 @@ int mi_repair(MI_CHECK *param, register MI_INFO *info,
     I think mi_repair and mi_repair_by_sort should do the same
     (according, e.g. to ha_myisam::repair), but as mi_repair doesn't
     touch key_map it cannot be used to T_CREATE_MISSING_KEYS.
-    That is what the next line is for... (serg)
+    That is what the next line is for
   */
 
-  share->state.key_map= ((((ulonglong) 1L << share->base.keys)-1) &
-			 param->keys_in_use);
+  if (param->testflag & T_CREATE_MISSING_KEYS)
+    share->state.key_map= ((((ulonglong) 1L << share->base.keys)-1) &
+			   param->keys_in_use);
 
   info->state->key_file_length=share->base.keystart;
 
diff --git a/mysql-test/r/lowercase_table.result b/mysql-test/r/lowercase_table.result
index f4e7723a608..8bf3db8cad0 100644
--- a/mysql-test/r/lowercase_table.result
+++ b/mysql-test/r/lowercase_table.result
@@ -1,4 +1,4 @@
-drop table if exists t1,t2,t3,t4,T1;
+drop table if exists t1,t2,t3,t4;
 create table T1 (id int primary key, Word varchar(40) not null, Index(Word));
 create table t4 (id int primary key, Word varchar(40) not null);
 INSERT INTO T1 VALUES (1, 'a'), (2, 'b'), (3, 'c');
@@ -49,3 +49,12 @@ delete P1.*,p2.* from t1 as P1, t2 as P2 where P1.a=p2.a;
 update t1 as p1, t2 as p2 SET p1.a=1,P2.a=1 where p1.a=P2.a;
 update t1 as P1, t2 as P2 SET P1.a=1,p2.a=1 where P1.a=p2.a;
 drop table t1,t2;
+create table t1 (a int);
+create table t2 (a int);
+select * from t1 c, t2 C;
+ERROR 42000: Not unique table/alias: 'C'
+select C.a, c.a from t1 c, t2 C;
+ERROR 42000: Not unique table/alias: 'C'
+drop table t1, t2;
+show tables;
+Tables_in_test
diff --git a/mysql-test/r/repair_part1.result b/mysql-test/r/repair_part1.result
index e0030327743..6dcec409ea6 100644
--- a/mysql-test/r/repair_part1.result
+++ b/mysql-test/r/repair_part1.result
@@ -9,6 +9,21 @@ repair table t1 use_frm;
 Table	Op	Msg_type	Msg_text
 test.t1	repair	error	The storage engine for the table doesn't support repair
 drop table t1;
+create table t1(id int PRIMARY KEY, st varchar(10), KEY st_key(st));
+insert into t1 values(1, "One");
+alter table t1 disable keys;
+show keys from t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	0	PRIMARY	1	id	A	1	NULL	NULL		BTREE	
+t1	1	st_key	1	st	A	NULL	NULL	NULL	YES	BTREE	disabled
+repair table t1 extended;
+Table	Op	Msg_type	Msg_text
+test.t1	repair	status	OK
+show keys from t1;
+Table	Non_unique	Key_name	Seq_in_index	Column_name	Collation	Cardinality	Sub_part	Packed	Null	Index_type	Comment
+t1	0	PRIMARY	1	id	A	1	NULL	NULL		BTREE	
+t1	1	st_key	1	st	A	NULL	NULL	NULL	YES	BTREE	disabled
+drop table t1;
 repair table t1 use_frm;
 Table	Op	Msg_type	Msg_text
 test.t1	repair	error	Table 'test.t1' doesn't exist
diff --git a/mysql-test/t/lowercase_table.test b/mysql-test/t/lowercase_table.test
index 42e9cdc9f3d..db46f3d432d 100644
--- a/mysql-test/t/lowercase_table.test
+++ b/mysql-test/t/lowercase_table.test
@@ -3,7 +3,7 @@
 #
 
 --disable_warnings
-drop table if exists t1,t2,t3,t4,T1;
+drop table if exists t1,t2,t3,t4;
 --enable_warnings
 
 create table T1 (id int primary key, Word varchar(40) not null, Index(Word));
@@ -41,3 +41,16 @@ delete P1.*,p2.* from t1 as P1, t2 as P2 where P1.a=p2.a;
 update t1 as p1, t2 as p2 SET p1.a=1,P2.a=1 where p1.a=P2.a;
 update t1 as P1, t2 as P2 SET P1.a=1,p2.a=1 where P1.a=p2.a;
 drop table t1,t2;
+
+#
+# aliases case insensitive
+#
+create table t1 (a int);
+create table t2 (a int);
+-- error 1066
+select * from t1 c, t2 C;
+-- error 1066
+select C.a, c.a from t1 c, t2 C;
+drop table t1, t2;
+
+show tables;
diff --git a/mysql-test/t/repair_part1.test b/mysql-test/t/repair_part1.test
index e82edb64713..a2e186fd385 100644
--- a/mysql-test/t/repair_part1.test
+++ b/mysql-test/t/repair_part1.test
@@ -12,6 +12,18 @@ alter table t1 ENGINE=HEAP;
 repair table t1 use_frm;
 drop table t1;
 
+#
+# disabled keys during repair
+#
+create table t1(id int PRIMARY KEY, st varchar(10), KEY st_key(st));
+insert into t1 values(1, "One");
+alter table t1 disable keys;
+show keys from t1;
+repair table t1 extended;
+show keys from t1;
+drop table t1;
+
+
 # non-existent table
 repair table t1 use_frm;
 
diff --git a/sql-common/client.c b/sql-common/client.c
index 27492e8d405..b94f3e1de38 100644
--- a/sql-common/client.c
+++ b/sql-common/client.c
@@ -1358,12 +1358,15 @@ mysql_init(MYSQL *mysql)
     Only enable LOAD DATA INFILE by default if configured with
     --enable-local-infile
   */
+
 #if defined(ENABLED_LOCAL_INFILE) && !defined(MYSQL_SERVER)
   mysql->options.client_flag|= CLIENT_LOCAL_FILES;
 #endif
+
 #ifdef HAVE_SMEM
   mysql->options.shared_memory_base_name= (char*) def_shared_memory_base_name;
 #endif
+
   mysql->options.methods_to_use= MYSQL_OPT_GUESS_CONNECTION;
   return mysql;
 }
@@ -2282,7 +2285,7 @@ get_info:
 #ifdef MYSQL_CLIENT
   if (field_count == NULL_LENGTH)		/* LOAD DATA LOCAL INFILE */
   {
-    int error=send_file_to_server(mysql,(char*) pos);
+    int error=handle_local_infile(mysql,(char*) pos);
     if ((length=net_safe_read(mysql)) == packet_error || error)
       DBUG_RETURN(1);
     goto get_info;				/* Get info packet */
diff --git a/sql/item.cc b/sql/item.cc
index faacf49fcc3..124310b68d5 100644
--- a/sql/item.cc
+++ b/sql/item.cc
@@ -456,9 +456,8 @@ bool Item_field::eq(const Item *item, bool binary_cmp) const
 	   (!my_strcasecmp(table_alias_charset, item_field->table_name,
 			   table_name) &&
 	    (!item_field->db_name ||
-	     (item_field->db_name && !my_strcasecmp(table_alias_charset,
-						    item_field->db_name,
-						    db_name))))));
+	     (item_field->db_name && !strcmp(item_field->db_name,
+					     db_name))))));
 }
 
 
diff --git a/sql/set_var.h b/sql/set_var.h
index 8f21c5a729f..dc5b1bf927f 100644
--- a/sql/set_var.h
+++ b/sql/set_var.h
@@ -141,7 +141,7 @@ public:
 	      sys_update_func update_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),
+    :sys_var(name_arg), value(value_arg), check_func(check_func_arg),
     update_func(update_func_arg),set_default_func(set_default_func_arg)
   {}
   bool check(THD *thd, set_var *var);
diff --git a/sql/sql_cache.cc b/sql/sql_cache.cc
index afeee044799..40d9b1b42d8 100644
--- a/sql/sql_cache.cc
+++ b/sql/sql_cache.cc
@@ -1259,12 +1259,7 @@ void Query_cache::invalidate(char *db)
 	do
 	{
 	  next= curr->next;
-	  /*
-	    table_alias_charset used here because it depends of
-	    lower_case_table_names variable
-	  */
-	  if (my_strcasecmp(table_alias_charset, db, 
-			    (char*)(curr->table()->db())) == 0)
+	  if (strcmp(db, (char*)(curr->table()->db())) == 0)
 	    invalidate_table(curr);
 	  /*
 	    invalidate_table can freed block on which point 'next' (if
diff --git a/sql/sql_db.cc b/sql/sql_db.cc
index 6aaca975e53..08582391754 100644
--- a/sql/sql_db.cc
+++ b/sql/sql_db.cc
@@ -504,7 +504,8 @@ static long mysql_rm_known_files(THD *thd, MY_DIR *dirp, const char *db,
 	found_other_files++;
       continue;
     }
-    if (db && !my_strcasecmp(&my_charset_latin1,
+    // just for safety we use files_charset_info
+    if (db && !my_strcasecmp(files_charset_info,
                              extension, reg_ext))
     {
       /* Drop the table nicely */
diff --git a/sql/sql_parse.cc b/sql/sql_parse.cc
index d21f20d1697..73811dddf75 100644
--- a/sql/sql_parse.cc
+++ b/sql/sql_parse.cc
@@ -2712,7 +2712,7 @@ mysql_execute_command(THD *thd)
       for (walk= (TABLE_LIST*) tables; walk; walk= walk->next)
       {
 	if (!my_strcasecmp(table_alias_charset, auxi->alias, walk->alias) &&
-	    !my_strcasecmp(table_alias_charset, walk->db, auxi->db))
+	    !strcmp(walk->db, auxi->db))
 	  break;
       }
       if (!walk)
@@ -4495,7 +4495,8 @@ TABLE_LIST *st_select_lex::add_table_to_list(THD *thd,
 	 tables ;
 	 tables=tables->next)
     {
-      if (!strcmp(alias_str,tables->alias) && !strcmp(ptr->db, tables->db))
+      if (!my_strcasecmp(table_alias_charset, alias_str, tables->alias) &&
+	  !strcmp(ptr->db, tables->db))
       {
 	net_printf(thd,ER_NONUNIQ_TABLE,alias_str); /* purecov: tested */
 	DBUG_RETURN(0);				/* purecov: tested */
diff --git a/sql/sql_select.cc b/sql/sql_select.cc
index 020356782ba..94bedd9bfa2 100644
--- a/sql/sql_select.cc
+++ b/sql/sql_select.cc
@@ -9376,7 +9376,7 @@ void st_select_lex::print(THD *thd, String *str)
 	str->append(table->db);
 	str->append('.');
 	str->append(table->real_name);
-	if (strcmp(table->real_name, table->alias))
+	if (my_strcasecmp(table_alias_charset, table->real_name, table->alias))
 	{
 	  str->append(' ');
 	  str->append(table->alias);