Merge with 5.1

1 files changed, 93 insertions, 39 deletions

diff --git a/sql/mysql_priv.h b/sql/mysql_priv.h
index 816efe05c18..525ce3fa1d0 100644
--- a/sql/mysql_priv.h
+++ b/sql/mysql_priv.h
@@ -43,6 +43,7 @@
 #include "sql_array.h"
 #include "sql_plugin.h"
 #include "scheduler.h"
+#include "log_slow.h"
 
 class Parser_state;
 
@@ -82,9 +83,9 @@ extern query_id_t global_query_id;
 inline query_id_t next_query_id() { return global_query_id++; }
 
 /* useful constants */
-extern const key_map key_map_empty;
-extern key_map key_map_full;          /* Should be threaded as const */
-extern const char *primary_key_name;
+extern MYSQL_PLUGIN_IMPORT const key_map key_map_empty;
+extern MYSQL_PLUGIN_IMPORT key_map key_map_full;          /* Should be threaded as const */
+extern MYSQL_PLUGIN_IMPORT const char *primary_key_name;
 
 #include "mysql_com.h"
 #include <violite.h>
@@ -123,8 +124,10 @@ char* query_table_status(THD *thd,const char *db,const char *table_name);
                         "in MySQL %s. Please use %s instead.", (Old), (Ver), (New)); \
   } while(0)
 
-extern CHARSET_INFO *system_charset_info, *files_charset_info ;
-extern CHARSET_INFO *national_charset_info, *table_alias_charset;
+extern MYSQL_PLUGIN_IMPORT CHARSET_INFO *system_charset_info;
+extern MYSQL_PLUGIN_IMPORT CHARSET_INFO *files_charset_info ;
+extern MYSQL_PLUGIN_IMPORT CHARSET_INFO *national_charset_info;
+extern MYSQL_PLUGIN_IMPORT CHARSET_INFO *table_alias_charset;
 
 
 enum Derivation
@@ -363,6 +366,11 @@ protected:
 #define PRECISION_FOR_DOUBLE 53
 #define PRECISION_FOR_FLOAT  24
 
+/* -[digits].E+## */
+#define MAX_FLOAT_STR_LENGTH (FLT_DIG + 6)
+/* -[digits].E+### */
+#define MAX_DOUBLE_STR_LENGTH (DBL_DIG + 7)
+
 /*
   Default time to wait before aborting a new client connection
   that does not respond to "initial server greeting" timely
@@ -528,14 +536,27 @@ protected:
 #define OPTIMIZER_SWITCH_INDEX_MERGE_UNION 2
 #define OPTIMIZER_SWITCH_INDEX_MERGE_SORT_UNION 4
 #define OPTIMIZER_SWITCH_INDEX_MERGE_INTERSECT 8
-#define OPTIMIZER_SWITCH_LAST 16
 
-/* The following must be kept in sync with optimizer_switch_str in mysqld.cc */
-#define OPTIMIZER_SWITCH_DEFAULT (OPTIMIZER_SWITCH_INDEX_MERGE | \
-                                  OPTIMIZER_SWITCH_INDEX_MERGE_UNION | \
-                                  OPTIMIZER_SWITCH_INDEX_MERGE_SORT_UNION | \
-                                  OPTIMIZER_SWITCH_INDEX_MERGE_INTERSECT)
+#ifdef DBUG_OFF
+#  define OPTIMIZER_SWITCH_LAST 16
+#else
+#  define OPTIMIZER_SWITCH_TABLE_ELIMINATION 16
+#  define OPTIMIZER_SWITCH_LAST 32
+#endif
 
+#ifdef DBUG_OFF 
+/* The following must be kept in sync with optimizer_switch_str in mysqld.cc */
+#  define OPTIMIZER_SWITCH_DEFAULT (OPTIMIZER_SWITCH_INDEX_MERGE | \
+                                    OPTIMIZER_SWITCH_INDEX_MERGE_UNION | \
+                                    OPTIMIZER_SWITCH_INDEX_MERGE_SORT_UNION | \
+                                    OPTIMIZER_SWITCH_INDEX_MERGE_INTERSECT)
+#else 
+#  define OPTIMIZER_SWITCH_DEFAULT (OPTIMIZER_SWITCH_INDEX_MERGE | \
+                                    OPTIMIZER_SWITCH_INDEX_MERGE_UNION | \
+                                    OPTIMIZER_SWITCH_INDEX_MERGE_SORT_UNION | \
+                                    OPTIMIZER_SWITCH_INDEX_MERGE_INTERSECT | \
+                                    OPTIMIZER_SWITCH_TABLE_ELIMINATION)
+#endif
 
 /*
   Replication uses 8 bytes to store SQL_MODE in the binary log. The day you
@@ -632,6 +653,7 @@ enum enum_parsing_place
 
 struct st_table;
 
+#define thd_proc_info(thd, msg)  set_thd_proc_info(thd, msg, __func__, __FILE__, __LINE__)
 class THD;
 
 enum enum_check_fields
@@ -641,6 +663,7 @@ enum enum_check_fields
   CHECK_FIELD_ERROR_FOR_NULL
 };
 
+                                  
 /** Struct to handle simple linked lists. */
 typedef struct st_sql_list {
   uint elements;
@@ -683,14 +706,19 @@ typedef struct st_sql_list {
   }
 } SQL_LIST;
 
-
+#if defined(MYSQL_DYNAMIC_PLUGIN) && defined(_WIN32)
+extern "C" THD *_current_thd_noinline();
+#define _current_thd() _current_thd_noinline()
+#else
 extern pthread_key(THD*, THR_THD);
 inline THD *_current_thd(void)
 {
   return my_pthread_getspecific_ptr(THD*,THR_THD);
 }
+#endif
 #define current_thd _current_thd()
 
+
 /** 
   The meat of thd_proc_info(THD*, char*), a macro that packs the last
   three calling-info parameters. 
@@ -919,7 +947,6 @@ struct Query_cache_query_flags
 
 #define query_cache_abort(A)
 #define query_cache_end_of_result(A)
-#define query_cache_invalidate_by_MyISAM_filename_ref NULL
 #define query_cache_maybe_disabled(T) 1
 #define query_cache_is_cacheable_query(L) 0
 #endif /*HAVE_QUERY_CACHE*/
@@ -1412,14 +1439,14 @@ enum enum_schema_tables get_schema_table_idx(ST_SCHEMA_TABLE *schema_table);
 
 /* sql_prepare.cc */
 
-void mysql_stmt_prepare(THD *thd, const char *packet, uint packet_length);
-void mysql_stmt_execute(THD *thd, char *packet, uint packet_length);
-void mysql_stmt_close(THD *thd, char *packet);
+void mysqld_stmt_prepare(THD *thd, const char *packet, uint packet_length);
+void mysqld_stmt_execute(THD *thd, char *packet, uint packet_length);
+void mysqld_stmt_close(THD *thd, char *packet);
 void mysql_sql_stmt_prepare(THD *thd);
 void mysql_sql_stmt_execute(THD *thd);
 void mysql_sql_stmt_close(THD *thd);
-void mysql_stmt_fetch(THD *thd, char *packet, uint packet_length);
-void mysql_stmt_reset(THD *thd, char *packet);
+void mysqld_stmt_fetch(THD *thd, char *packet, uint packet_length);
+void mysqld_stmt_reset(THD *thd, char *packet);
 void mysql_stmt_get_longdata(THD *thd, char *pos, ulong packet_length);
 void reinit_stmt_before_use(THD *thd, LEX *lex);
 
@@ -1881,8 +1908,12 @@ extern time_t server_start_time, flush_status_time;
 #endif /* MYSQL_SERVER */
 #if defined MYSQL_SERVER || defined INNODB_COMPATIBILITY_HOOKS
 extern uint mysql_data_home_len;
-extern char *mysql_data_home,server_version[SERVER_VERSION_LENGTH],
-            mysql_real_data_home[], mysql_unpacked_real_data_home[];
+
+extern MYSQL_PLUGIN_IMPORT char  *mysql_data_home;
+extern char server_version[SERVER_VERSION_LENGTH];
+extern MYSQL_PLUGIN_IMPORT char mysql_real_data_home[];
+extern char mysql_unpacked_real_data_home[];
+
 extern CHARSET_INFO *character_set_filesystem;
 #endif /* MYSQL_SERVER || INNODB_COMPATIBILITY_HOOKS */
 #ifdef MYSQL_SERVER
@@ -1890,10 +1921,13 @@ extern char *opt_mysql_tmpdir, mysql_charsets_dir[],
             def_ft_boolean_syntax[sizeof(ft_boolean_syntax)];
 extern int mysql_unpacked_real_data_home_len;
 #define mysql_tmpdir (my_tmpdir(&mysql_tmpdir_list))
-extern MY_TMPDIR mysql_tmpdir_list;
+extern MYSQL_PLUGIN_IMPORT MY_TMPDIR mysql_tmpdir_list;
 extern const LEX_STRING command_name[];
-extern const char *first_keyword, *my_localhost, *delayed_user, *binary_keyword;
-extern const char **errmesg;			/* Error messages */
+
+extern const char *first_keyword, *delayed_user, *binary_keyword;
+extern MYSQL_PLUGIN_IMPORT const char  *my_localhost;
+extern MYSQL_PLUGIN_IMPORT const char **errmesg;			/* Error messages */
+
 extern const char *myisam_recover_options_str;
 extern const char *in_left_expr_name, *in_additional_cond, *in_having_cond;
 extern const char * const TRG_EXT;
@@ -1907,8 +1941,8 @@ extern Le_creator le_creator;
 extern char language[FN_REFLEN];
 #endif /* MYSQL_SERVER */
 #if defined MYSQL_SERVER || defined INNODB_COMPATIBILITY_HOOKS
-extern char reg_ext[FN_EXTLEN];
-extern uint reg_ext_length;
+extern MYSQL_PLUGIN_IMPORT char reg_ext[FN_EXTLEN];
+extern MYSQL_PLUGIN_IMPORT uint reg_ext_length;
 #endif /* MYSQL_SERVER || INNODB_COMPATIBILITY_HOOKS */
 #ifdef MYSQL_SERVER
 extern char glob_hostname[FN_REFLEN], mysql_home[FN_REFLEN];
@@ -1928,21 +1962,23 @@ extern ulong slave_open_temp_tables;
 extern ulong query_cache_size, query_cache_min_res_unit;
 extern ulong slow_launch_threads, slow_launch_time;
 extern ulong table_cache_size, table_def_size;
-extern ulong max_connections,max_connect_errors, connect_timeout;
+extern MYSQL_PLUGIN_IMPORT ulong max_connections;
+extern ulong max_connect_errors, connect_timeout;
 extern ulong extra_max_connections;
 extern ulong slave_net_timeout, slave_trans_retries;
 extern uint max_user_connections;
 extern ulong what_to_log,flush_time;
 extern ulong query_buff_size;
 extern ulong max_prepared_stmt_count, prepared_stmt_count;
-extern ulong binlog_cache_size, max_binlog_cache_size, open_files_limit;
+extern ulong binlog_cache_size, open_files_limit;
+extern ulonglong max_binlog_cache_size;
 extern ulong max_binlog_size, max_relay_log_size;
 extern ulong opt_binlog_rows_event_max_size;
 extern ulong rpl_recovery_rank, thread_cache_size, thread_pool_size;
 extern ulong back_log;
 #endif /* MYSQL_SERVER */
 #if defined MYSQL_SERVER || defined INNODB_COMPATIBILITY_HOOKS
-extern ulong specialflag;
+extern ulong MYSQL_PLUGIN_IMPORT specialflag;
 #endif /* MYSQL_SERVER || INNODB_COMPATIBILITY_HOOKS */
 #ifdef MYSQL_SERVER
 extern ulong current_pid;
@@ -1955,7 +1991,7 @@ extern uint protocol_version, mysqld_port, mysqld_extra_port, dropping_tables;
 extern uint delay_key_write_options;
 #endif /* MYSQL_SERVER */
 #if defined MYSQL_SERVER || defined INNODB_COMPATIBILITY_HOOKS
-extern uint lower_case_table_names;
+extern MYSQL_PLUGIN_IMPORT uint lower_case_table_names;
 #endif /* MYSQL_SERVER || INNODB_COMPATIBILITY_HOOKS */
 #ifdef MYSQL_SERVER
 extern bool opt_endinfo, using_udf_functions;
@@ -1963,7 +1999,7 @@ extern my_bool locked_in_memory;
 extern bool opt_using_transactions;
 #endif /* MYSQL_SERVER */
 #if defined MYSQL_SERVER || defined INNODB_COMPATIBILITY_HOOKS
-extern bool mysqld_embedded;
+extern MYSQL_PLUGIN_IMPORT bool mysqld_embedded;
 #endif /* MYSQL_SERVER || INNODB_COMPATIBILITY_HOOKS */
 #ifdef MYSQL_SERVER
 extern bool opt_large_files, server_id_supplied;
@@ -1975,6 +2011,7 @@ extern bool opt_disable_networking, opt_skip_show_db;
 extern bool opt_ignore_builtin_innodb;
 extern my_bool opt_character_set_client_handshake;
 extern bool volatile abort_loop, shutdown_in_progress;
+extern bool in_bootstrap;
 extern uint volatile thread_count, thread_running, global_read_lock;
 extern ulong thread_created;
 extern uint connection_count, extra_connection_count;
@@ -2002,7 +2039,7 @@ extern uint opt_large_page_size;
 extern char *opt_logname, *opt_slow_logname;
 extern const char *log_output_str;
 
-extern MYSQL_BIN_LOG mysql_bin_log;
+extern MYSQL_PLUGIN_IMPORT MYSQL_BIN_LOG mysql_bin_log;
 extern LOGGER logger;
 extern TABLE_LIST general_log, slow_log;
 extern FILE *bootstrap_file;
@@ -2010,14 +2047,14 @@ extern int bootstrap_error;
 extern FILE *stderror_file;
 extern pthread_key(MEM_ROOT**,THR_MALLOC);
 extern pthread_mutex_t LOCK_mysql_create_db,LOCK_Acl,LOCK_open, LOCK_lock_db,
-       LOCK_thread_count,LOCK_mapped_file,LOCK_user_locks, LOCK_status,
+       LOCK_mapped_file,LOCK_user_locks, LOCK_status,
        LOCK_error_log, LOCK_delayed_insert, LOCK_uuid_generator,
        LOCK_delayed_status, LOCK_delayed_create, LOCK_crypt, LOCK_timezone,
        LOCK_slave_list, LOCK_active_mi, LOCK_manager, LOCK_global_read_lock,
        LOCK_global_system_variables, LOCK_user_conn,
        LOCK_prepared_stmt_count,
-       LOCK_bytes_sent, LOCK_bytes_received, LOCK_connection_count,
-       LOCK_uuid_short;
+       LOCK_bytes_sent, LOCK_bytes_received, LOCK_connection_count;
+extern MYSQL_PLUGIN_IMPORT pthread_mutex_t LOCK_thread_count;
 #ifdef HAVE_OPENSSL
 extern pthread_mutex_t LOCK_des_key_file;
 #endif
@@ -2037,16 +2074,13 @@ extern const String my_null_string;
 extern SHOW_VAR status_vars[];
 #endif /* MYSQL_SERVER */
 #if defined MYSQL_SERVER || defined INNODB_COMPATIBILITY_HOOKS
-extern struct system_variables global_system_variables;
+extern MYSQL_PLUGIN_IMPORT struct system_variables global_system_variables;
 #endif /* MYSQL_SERVER || INNODB_COMPATIBILITY_HOOKS */
 #ifdef MYSQL_SERVER
 extern struct system_variables max_system_variables;
 extern struct system_status_var global_status_var;
 extern struct my_rnd_struct sql_rand;
 
-extern handlerton *maria_hton; /* @todo remove, make it static in ha_maria.cc
-                                  currently it's needed for sql_delete.cc */
-
 extern const char *opt_date_time_formats[];
 extern KNOWN_DATE_TIME_FORMAT known_date_time_formats[];
 
@@ -2063,10 +2097,14 @@ extern uint sql_command_flags[];
 extern TYPELIB log_output_typelib;
 
 /* optional things, have_* variables */
-extern SHOW_COMP_OPTION have_maria_db;
 extern SHOW_COMP_OPTION have_community_features;
+
 extern handlerton *partition_hton;
 extern handlerton *myisam_hton;
+/*
+  @todo remove, make it static in ha_maria.cc
+  currently it's needed for sql_select.cc
+*/
 extern handlerton *maria_hton;
 extern handlerton *heap_hton;
 
@@ -2259,6 +2297,16 @@ char *fn_rext(char *name);
 #if defined MYSQL_SERVER || defined INNODB_COMPATIBILITY_HOOKS
 uint strconvert(CHARSET_INFO *from_cs, const char *from,
                 CHARSET_INFO *to_cs, char *to, uint to_length, uint *errors);
+/* depends on errmsg.txt Database `db`, Table `t` ... */
+#define EXPLAIN_FILENAME_MAX_EXTRA_LENGTH 63
+enum enum_explain_filename_mode
+{
+  EXPLAIN_ALL_VERBOSE= 0,
+  EXPLAIN_PARTITIONS_VERBOSE,
+  EXPLAIN_PARTITIONS_AS_COMMENT
+};
+uint explain_filename(const char *from, char *to, uint to_length,
+                      enum_explain_filename_mode explain_mode);
 uint filename_to_tablename(const char *from, char *to, uint to_length);
 uint tablename_to_filename(const char *from, char *to, uint to_length);
 uint check_n_cut_mysql50_prefix(const char *from, char *to, uint to_length);
@@ -2317,6 +2365,12 @@ extern void turn_parser_debug_on();
 SQL_CRYPT *get_crypt_for_frm(void);
 #endif
 
+/* password.c */
+extern "C" void my_make_scrambled_password_323(char *to, const char *password,
+                                               size_t pass_len);
+extern "C" void my_make_scrambled_password(char *to, const char *password,
+                                           size_t pass_len);
+
 #include "sql_view.h"
 
 /* Some inline functions for more speed */