haiku/headers/config/HaikuConfig.h
Ingo Weinhold b20286c41c For the time being go with BeOS compatible types for all but 64 bit
architectures. Fixes the PPC build.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34235 a95241bf-73f2-0310-859d-f6bbb57e9c96
2009-11-25 09:44:38 +00:00

72 lines
1.9 KiB
C

/*
* Copyright 2009, Haiku, Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef _CONFIG_HAIKU_CONFIG_H
#define _CONFIG_HAIKU_CONFIG_H
/* Determine the architecture and define macros for some fundamental
properties:
__HAIKU_ARCH - short name of the architecture (used in paths)
__HAIKU_ARCH_<arch> - defined to 1 for the respective architecture
__HAIKU_ARCH_64_BIT - defined to 1 on 64 bit architectures
__HAIKU_BIG_ENDIAN - defined to 1 on big endian architectures
*/
#ifdef __INTEL__
# ifdef __x86_64__
# define __HAIKU_ARCH x86_64
# define __HAIKU_ARCH_X86_64 1
# define __HAIKU_ARCH_64_BIT 1
# else
# define __HAIKU_ARCH x86
# define __HAIKU_ARCH_X86 1
# endif
#elif __POWERPC__
# define __HAIKU_ARCH ppc
# define __HAIKU_ARCH_PPC 1
# define __HAIKU_BIG_ENDIAN 1
#elif __M68K__
# define __HAIKU_ARCH m68k 1
# define __HAIKU_ARCH_M68K 1
# define __HAIKU_BIG_ENDIAN 1
#elif __MIPSEL__
# define __HAIKU_ARCH mipsel
# define __HAIKU_ARCH_MIPSEL 1
#elif __ARM__
# define __HAIKU_ARCH arm
# define __HAIKU_ARCH_ARM 1
#else
# error Unsupported architecture!
#endif
/* implied properties */
#ifndef __HAIKU_ARCH_64_BIT
# define __HAIKU_ARCH_32_BIT 1
#endif
#ifndef __HAIKU_BIG_ENDIAN
# define __HAIKU_LITTLE_ENDIAN 1
#endif
/* architecture specific include macros */
#define __HAIKU_ARCH_HEADER(header) <arch/__HAIKU_ARCH/header>
#define __HAIKU_SUBDIR_ARCH_HEADER(subdir, header) \
<subdir/arch/__HAIKU_ARCH/header>
/* BeOS R5 binary compatibility (gcc 2 on x86) */
#if defined(__HAIKU_ARCH_X86) && __GNUC__ == 2
# define __HAIKU_BEOS_COMPATIBLE 1
#endif
/* BeOS R5 compatible types */
#ifndef __HAIKU_ARCH_64_BIT
/*#ifdef __HAIKU_ARCH_X86*/
/* TODO: This should be "#ifdef __HAIKU_BEOS_COMPATIBLE", but this will
break all gcc 4 C++ optional packages. I.e. switch that at a suitable
time.
*/
# define __HAIKU_BEOS_COMPATIBLE_TYPES 1
#endif
#endif /* _CONFIG_HAIKU_CONFIG_H */