~drizzle-trunk/drizzle/development

/*****************************************************************************

Copyright (c) 1995, 2009, Innobase Oy. All Rights Reserved.

This program is free software; you can redistribute it and/or modify it under

the terms of the GNU General Public License as published by the Free Software

Foundation; version 2 of the License.

This program is distributed in the hope that it will be useful, but WITHOUT

ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with

this program; if not, write to the Free Software Foundation, Inc., 59 Temple

Place, Suite 330, Boston, MA 02111-1307 USA

*****************************************************************************/

/**************************************************//**

@file include/srv0start.h

Starts the Innobase database server

Created 10/10/1995 Heikki Tuuri

*******************************************************/

#ifndef srv0start_h

#define srv0start_h

#include "univ.i"

#include "ut0byte.h"

/*********************************************************************//**

Normalizes a directory path for Windows: converts slashes to backslashes. */

UNIV_INTERN

void

srv_normalize_path_for_win(

/*=======================*/

	char*	str);	/*!< in/out: null-terminated character string */

/*********************************************************************//**

Reads the data files and their sizes from a character string given in

the .cnf file.

@return	TRUE if ok, FALSE on parse error */

UNIV_INTERN

ibool

srv_parse_data_file_paths_and_sizes(

/*================================*/

	char*	str);	/*!< in/out: the data file path string */

/*********************************************************************//**

Reads log group home directories from a character string given in

the .cnf file.

@return	TRUE if ok, FALSE on parse error */

UNIV_INTERN

ibool

srv_parse_log_group_home_dirs(

/*==========================*/

	char*	str);	/*!< in/out: character string */

/*********************************************************************//**

Frees the memory allocated by srv_parse_data_file_paths_and_sizes()

and srv_parse_log_group_home_dirs(). */

UNIV_INTERN

void

srv_free_paths_and_sizes(void);

/*==========================*/

/*********************************************************************//**

Adds a slash or a backslash to the end of a string if it is missing

and the string is not empty.

@return	string which has the separator if the string is not empty */

UNIV_INTERN

char*

srv_add_path_separator_if_needed(

/*=============================*/

	char*	str);	/*!< in: null-terminated character string */

#ifndef UNIV_HOTBACKUP

/****************************************************************//**

Starts Innobase and creates a new database if database files

are not found and the user wants.

@return	DB_SUCCESS or error code */

UNIV_INTERN

int

innobase_start_or_create_for_mysql(void);

/*====================================*/

/****************************************************************//**

Shuts down the Innobase database.

@return	DB_SUCCESS or error code */

UNIV_INTERN

int

innobase_shutdown_for_mysql(void);

/*=============================*/

/** Log sequence number at shutdown */

extern	ib_uint64_t	srv_shutdown_lsn;

/** Log sequence number immediately after startup */

extern	ib_uint64_t	srv_start_lsn;

#ifdef __NETWARE__

void set_panic_flag_for_netware(void);

#endif

#ifdef HAVE_DARWIN_THREADS

/** TRUE if the F_FULLFSYNC option is available */

extern	ibool	srv_have_fullfsync;

#endif

/** TRUE if the server is being started */

extern	ibool	srv_is_being_started;

/** TRUE if the server was successfully started */

extern	ibool	srv_was_started;

/** TRUE if the server is being started, before rolling back any

incomplete transactions */

extern	ibool	srv_startup_is_before_trx_rollback_phase;

/** TRUE if a raw partition is in use */

extern	ibool	srv_start_raw_disk_in_use;

/** Shutdown state */

enum srv_shutdown_state {

	SRV_SHUTDOWN_NONE = 0,	/*!< Database running normally */

	SRV_SHUTDOWN_CLEANUP,	/*!< Cleaning up in

				logs_empty_and_mark_files_at_shutdown() */

	SRV_SHUTDOWN_LAST_PHASE,/*!< Last phase after ensuring that

				the buffer pool can be freed: flush

				all file spaces and close all files */

	SRV_SHUTDOWN_EXIT_THREADS/*!< Exit all threads */

};

/** At a shutdown this value climbs from SRV_SHUTDOWN_NONE to

SRV_SHUTDOWN_CLEANUP and then to SRV_SHUTDOWN_LAST_PHASE, and so on */

extern	enum srv_shutdown_state	srv_shutdown_state;

#endif /* !UNIV_HOTBACKUP */

/** Log 'spaces' have id's >= this */

#define SRV_LOG_SPACE_FIRST_ID		0xFFFFFFF0UL

#endif