WL#5030: Split and remove mysql_priv.h

This patch:

- Moves all definitions from the mysql_priv.h file into
  header files for the component where the variable is
  defined
- Creates header files if the component lacks one
- Eliminates all include directives from mysql_priv.h
- Eliminates all circular include cycles
- Rename time.cc to sql_time.cc
- Rename mysql_priv.h to sql_priv.h

sql/sql_show.h

@@ -16,12 +16,24 @@
 #ifndef SQL_SHOW_H
 #define SQL_SHOW_H
 
+#include "sql_list.h"                           /* List */
+#include "handler.h"                            /* enum_schema_tables */
+#include "table.h"                              /* enum_schema_table_state */
+
 /* Forward declarations */
+class JOIN;
 class String;
 class THD;
-struct st_ha_create_information;
-typedef st_ha_create_information HA_CREATE_INFO;
+class sp_name;
 struct TABLE_LIST;
+struct st_ha_create_information;
+typedef class st_select_lex SELECT_LEX;
+typedef st_ha_create_information HA_CREATE_INFO;
+struct LEX;
+typedef struct st_mysql_show_var SHOW_VAR;
+typedef struct st_schema_table ST_SCHEMA_TABLE;
+struct TABLE;
+typedef struct system_status_var STATUS_VAR;
 
 enum find_files_result {
   FIND_FILES_OK,
@@ -29,6 +41,46 @@ enum find_files_result {
   FIND_FILES_DIR
 };
 
+/* Used by handlers to store things in schema tables */
+#define IS_FILES_FILE_ID              0
+#define IS_FILES_FILE_NAME            1
+#define IS_FILES_FILE_TYPE            2
+#define IS_FILES_TABLESPACE_NAME      3
+#define IS_FILES_TABLE_CATALOG        4
+#define IS_FILES_TABLE_SCHEMA         5
+#define IS_FILES_TABLE_NAME           6
+#define IS_FILES_LOGFILE_GROUP_NAME   7
+#define IS_FILES_LOGFILE_GROUP_NUMBER 8
+#define IS_FILES_ENGINE               9
+#define IS_FILES_FULLTEXT_KEYS       10
+#define IS_FILES_DELETED_ROWS        11
+#define IS_FILES_UPDATE_COUNT        12
+#define IS_FILES_FREE_EXTENTS        13
+#define IS_FILES_TOTAL_EXTENTS       14
+#define IS_FILES_EXTENT_SIZE         15
+#define IS_FILES_INITIAL_SIZE        16
+#define IS_FILES_MAXIMUM_SIZE        17
+#define IS_FILES_AUTOEXTEND_SIZE     18
+#define IS_FILES_CREATION_TIME       19
+#define IS_FILES_LAST_UPDATE_TIME    20
+#define IS_FILES_LAST_ACCESS_TIME    21
+#define IS_FILES_RECOVER_TIME        22
+#define IS_FILES_TRANSACTION_COUNTER 23
+#define IS_FILES_VERSION             24
+#define IS_FILES_ROW_FORMAT          25
+#define IS_FILES_TABLE_ROWS          26
+#define IS_FILES_AVG_ROW_LENGTH      27
+#define IS_FILES_DATA_LENGTH         28
+#define IS_FILES_MAX_DATA_LENGTH     29
+#define IS_FILES_INDEX_LENGTH        30
+#define IS_FILES_DATA_FREE           31
+#define IS_FILES_CREATE_TIME         32
+#define IS_FILES_UPDATE_TIME         33
+#define IS_FILES_CHECK_TIME          34
+#define IS_FILES_CHECKSUM            35
+#define IS_FILES_STATUS              36
+#define IS_FILES_EXTRA               37
+
 find_files_result find_files(THD *thd, List<LEX_STRING> *files, const char *db,
                              const char *path, const char *wild, bool dir);
 
@@ -38,4 +90,47 @@ int view_store_create_info(THD *thd, TABLE_LIST *table, String *buff);
 
 int copy_event_to_schema_table(THD *thd, TABLE *sch_table, TABLE *event_table);
 
+void append_identifier(THD *thd, String *packet, const char *name,
+		       uint length);
+void mysqld_list_fields(THD *thd,TABLE_LIST *table, const char *wild);
+int mysqld_dump_create_info(THD *thd, TABLE_LIST *table_list, int fd);
+bool mysqld_show_create(THD *thd, TABLE_LIST *table_list);
+bool mysqld_show_create_db(THD *thd, char *dbname, HA_CREATE_INFO *create);
+
+void mysqld_list_processes(THD *thd,const char *user,bool verbose);
+int mysqld_show_status(THD *thd);
+int mysqld_show_variables(THD *thd,const char *wild);
+bool mysqld_show_storage_engines(THD *thd);
+bool mysqld_show_authors(THD *thd);
+bool mysqld_show_contributors(THD *thd);
+bool mysqld_show_privileges(THD *thd);
+bool mysqld_show_column_types(THD *thd);
+char *make_backup_log_name(char *buff, const char *name, const char* log_ext);
+void calc_sum_of_all_status(STATUS_VAR *to);
+void append_definer(THD *thd, String *buffer, const LEX_STRING *definer_user,
+                    const LEX_STRING *definer_host);
+int add_status_vars(SHOW_VAR *list);
+void remove_status_vars(SHOW_VAR *list);
+void init_status_vars();
+void free_status_vars();
+void reset_status_vars();
+bool show_create_trigger(THD *thd, const sp_name *trg_name);
+void view_store_options(THD *thd, TABLE_LIST *table, String *buff);
+
+void init_fill_schema_files_row(TABLE* table);
+bool schema_table_store_record(THD *thd, TABLE *table);
+void initialize_information_schema_acl();
+
+ST_SCHEMA_TABLE *find_schema_table(THD *thd, const char* table_name);
+ST_SCHEMA_TABLE *get_schema_table(enum enum_schema_tables schema_table_idx);
+int make_schema_select(THD *thd,  SELECT_LEX *sel,
+                       enum enum_schema_tables schema_table_idx);
+int mysql_schema_table(THD *thd, LEX *lex, TABLE_LIST *table_list);
+bool get_schema_tables_result(JOIN *join,
+                              enum enum_schema_table_state executed_place);
+enum enum_schema_tables get_schema_table_idx(ST_SCHEMA_TABLE *schema_table);
+
+/* These functions were under INNODB_COMPATIBILITY_HOOKS */
+int get_quote_char_for_identifier(THD *thd, const char *name, uint length);
+
 #endif /* SQL_SHOW_H */