1/* Licensed to the Apache Software Foundation (ASF) under one or more 2 * contributor license agreements. See the NOTICE file distributed with 3 * this work for additional information regarding copyright ownership. 4 * The ASF licenses this file to You under the Apache License, Version 2.0 5 * (the "License"); you may not use this file except in compliance with 6 * the License. You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef ATOMIC_H 18#define ATOMIC_H 19 20#include "apr.h" 21#include "apr_pools.h" 22#include "apr_private.h" 23#include "apr_atomic.h" 24 25#if defined(USE_ATOMICS_GENERIC) 26/* noop */ 27#elif HAVE_ATOMIC_BUILTINS 28# define USE_ATOMICS_BUILTINS 29#elif defined(SOLARIS2) && SOLARIS2 >= 10 30# define USE_ATOMICS_SOLARIS 31# define NEED_ATOMICS_GENERIC64 32#elif defined(__GNUC__) && defined(__STRICT_ANSI__) 33/* force use of generic atomics if building e.g. with -std=c89, which 34 * doesn't allow inline asm */ 35# define USE_ATOMICS_GENERIC 36#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__)) 37# define USE_ATOMICS_IA32 38# define NEED_ATOMICS_GENERIC64 39#elif defined(__GNUC__) && (defined(__PPC__) || defined(__ppc__)) 40# define USE_ATOMICS_PPC 41# define NEED_ATOMICS_GENERIC64 42#elif defined(__GNUC__) && (defined(__s390__) || defined(__s390x__)) 43# define USE_ATOMICS_S390 44# define NEED_ATOMICS_GENERIC64 45#else 46# define USE_ATOMICS_GENERIC 47#endif 48 49#if defined(USE_ATOMICS_GENERIC) || defined (NEED_ATOMICS_GENERIC64) 50apr_status_t apr__atomic_generic64_init(apr_pool_t *p); 51#endif 52 53#endif /* ATOMIC_H */ 54