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Diffstat (limited to 'storage/innodb_plugin/include/os0thread.h')
| -rw-r--r-- | storage/innodb_plugin/include/os0thread.h | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/storage/innodb_plugin/include/os0thread.h b/storage/innodb_plugin/include/os0thread.h deleted file mode 100644 index af22fb89b87..00000000000 --- a/storage/innodb_plugin/include/os0thread.h +++ /dev/null @@ -1,162 +0,0 @@ -/***************************************************************************** - -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., -51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - -*****************************************************************************/ - -/**************************************************//** -@file include/os0thread.h -The interface to the operating system -process and thread control primitives - -Created 9/8/1995 Heikki Tuuri -*******************************************************/ - -#ifndef os0thread_h -#define os0thread_h - -#include "univ.i" - -/* Maximum number of threads which can be created in the program; -this is also the size of the wait slot array for MySQL threads which -can wait inside InnoDB */ - -#define OS_THREAD_MAX_N srv_max_n_threads - - -/* Possible fixed priorities for threads */ -#define OS_THREAD_PRIORITY_NONE 100 -#define OS_THREAD_PRIORITY_BACKGROUND 1 -#define OS_THREAD_PRIORITY_NORMAL 2 -#define OS_THREAD_PRIORITY_ABOVE_NORMAL 3 - -#ifdef __WIN__ -typedef void* os_thread_t; -typedef unsigned long os_thread_id_t; /*!< In Windows the thread id - is an unsigned long int */ -#else -typedef pthread_t os_thread_t; -typedef os_thread_t os_thread_id_t; /*!< In Unix we use the thread - handle itself as the id of - the thread */ -#endif - -/* Define a function pointer type to use in a typecast */ -typedef void* (*os_posix_f_t) (void*); - -/***************************************************************//** -Compares two thread ids for equality. -@return TRUE if equal */ -UNIV_INTERN -ibool -os_thread_eq( -/*=========*/ - os_thread_id_t a, /*!< in: OS thread or thread id */ - os_thread_id_t b); /*!< in: OS thread or thread id */ -/****************************************************************//** -Converts an OS thread id to a ulint. It is NOT guaranteed that the ulint is -unique for the thread though! -@return thread identifier as a number */ -UNIV_INTERN -ulint -os_thread_pf( -/*=========*/ - os_thread_id_t a); /*!< in: OS thread identifier */ -/****************************************************************//** -Creates a new thread of execution. The execution starts from -the function given. The start function takes a void* parameter -and returns a ulint. -NOTE: We count the number of threads in os_thread_exit(). A created -thread should always use that to exit and not use return() to exit. -@return handle to the thread */ -UNIV_INTERN -os_thread_t -os_thread_create( -/*=============*/ -#ifndef __WIN__ - os_posix_f_t start_f, -#else - ulint (*start_f)(void*), /*!< in: pointer to function - from which to start */ -#endif - void* arg, /*!< in: argument to start - function */ - os_thread_id_t* thread_id); /*!< out: id of the created - thread, or NULL */ - -/*****************************************************************//** -Exits the current thread. */ -UNIV_INTERN -void -os_thread_exit( -/*===========*/ - void* exit_value); /*!< in: exit value; in Windows this void* - is cast as a DWORD */ -/*****************************************************************//** -Returns the thread identifier of current thread. -@return current thread identifier */ -UNIV_INTERN -os_thread_id_t -os_thread_get_curr_id(void); -/*========================*/ -/*****************************************************************//** -Returns handle to the current thread. -@return current thread handle */ -UNIV_INTERN -os_thread_t -os_thread_get_curr(void); -/*====================*/ -/*****************************************************************//** -Advises the os to give up remainder of the thread's time slice. */ -UNIV_INTERN -void -os_thread_yield(void); -/*=================*/ -/*****************************************************************//** -The thread sleeps at least the time given in microseconds. */ -UNIV_INTERN -void -os_thread_sleep( -/*============*/ - ulint tm); /*!< in: time in microseconds */ -/******************************************************************//** -Gets a thread priority. -@return priority */ -UNIV_INTERN -ulint -os_thread_get_priority( -/*===================*/ - os_thread_t handle);/*!< in: OS handle to the thread */ -/******************************************************************//** -Sets a thread priority. */ -UNIV_INTERN -void -os_thread_set_priority( -/*===================*/ - os_thread_t handle, /*!< in: OS handle to the thread */ - ulint pri); /*!< in: priority: one of OS_PRIORITY_... */ -/******************************************************************//** -Gets the last operating system error code for the calling thread. -@return last error on Windows, 0 otherwise */ -UNIV_INTERN -ulint -os_thread_get_last_error(void); -/*==========================*/ - -#ifndef UNIV_NONINL -#include "os0thread.ic" -#endif - -#endif |