/* Copyright (C) 2006 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(__i386__) || defined(_M_IX86) || defined(HAVE_GCC_ATOMIC_BUILTINS) #ifdef MY_ATOMIC_MODE_DUMMY # define LOCK "" #else # define LOCK "lock" #endif #ifdef HAVE_GCC_ATOMIC_BUILTINS #include "gcc_builtins.h" #elif __GNUC__ #include "x86-gcc.h" #elif defined(_MSC_VER) #include "x86-msvc.h" #endif #endif #ifdef make_atomic_cas_body typedef struct { } my_atomic_rwlock_t; #define my_atomic_rwlock_destroy(name) #define my_atomic_rwlock_init(name) #define my_atomic_rwlock_rdlock(name) #define my_atomic_rwlock_wrlock(name) #define my_atomic_rwlock_rdunlock(name) #define my_atomic_rwlock_wrunlock(name) #endif