haproxy/include/common/config.h

69 lines
2.3 KiB
C

/*
* include/common/config.h
* This files contains most of the user-configurable settings.
*
* Copyright (C) 2000-2009 Willy Tarreau - w@1wt.eu
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, version 2.1
* exclusively.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _COMMON_CONFIG_H
#define _COMMON_CONFIG_H
#include <common/compiler.h>
#include <common/compat.h>
#include <common/defaults.h>
/* CONFIG_HAP_MEM_OPTIM
* This enables use of memory pools instead of malloc()/free(). There
* is no reason to disable it, except perhaps for rare debugging.
*/
#ifndef CONFIG_HAP_NO_MEM_OPTIM
# define CONFIG_HAP_MEM_OPTIM
#endif /* CONFIG_HAP_NO_MEM_OPTIM */
#ifdef USE_THREAD
#define THREAD_LOCAL __thread
#else
#define THREAD_LOCAL
#endif
/* Some architectures have a double-word CAS, sometimes even dual-8 bytes */
#if defined(__x86_64__) || defined (__aarch64__)
#define HA_HAVE_CAS_DW
#define HA_CAS_IS_8B
#elif defined(__arm__) && (defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__))
#define HA_HAVE_CAS_DW
#endif
/* On architectures supporting threads and double-word CAS, we can implement
* lock-less memory pools. This isn't supported for debugging modes however.
*/
#if defined(USE_THREAD) && defined(HA_HAVE_CAS_DW) && !defined(DEBUG_NO_LOCKLESS_POOLS) && !defined(DEBUG_UAF)
#define CONFIG_HAP_LOCKLESS_POOLS
#ifndef CONFIG_HAP_POOL_CACHE_SIZE
#define CONFIG_HAP_POOL_CACHE_SIZE 524288
#endif
#endif
/* CONFIG_HAP_INLINE_FD_SET
* This makes use of inline FD_* macros instead of calling equivalent
* functions. Benchmarks on a Pentium-M show that using functions is
* generally twice as fast. So it's better to keep this option unset.
*/
//#undef CONFIG_HAP_INLINE_FD_SET
#endif /* _COMMON_CONFIG_H */