/External/Mysql-5.0/include/my_no_pthread.h
http://awoe.googlecode.com/ · C++ Header · 50 lines · 16 code · 8 blank · 26 comment · 1 complexity · d7cd625c0381f3084f2b06e71941df66 MD5 · raw file
- /* Copyright (C) 2000 MySQL AB
- 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 */
- #if !defined(_my_no_pthread_h) && !defined(THREAD)
- #define _my_no_pthread_h
- /*
- This block is to access some thread-related type definitions
- even in builds which do not need thread functions,
- as some variables (based on these types) are declared
- even in non-threaded builds.
- Case in point: 'mf_keycache.c'
- */
- #if defined(__WIN__)
- #else /* Normal threads */
- #include <pthread.h>
- #endif /* defined(__WIN__) */
- /*
- This undefs some pthread mutex locks when one isn't using threads
- to make thread safe code, that should also work in single thread
- environment, easier to use.
- */
- #define pthread_mutex_init(A,B)
- #define pthread_mutex_lock(A)
- #define pthread_mutex_unlock(A)
- #define pthread_mutex_destroy(A)
- #define my_rwlock_init(A,B)
- #define rw_rdlock(A)
- #define rw_wrlock(A)
- #define rw_unlock(A)
- #define rwlock_destroy(A)
- #endif