minix/lib/libelf/_libelf_config.h

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2011-05-21 19:11:59 +02:00
/*-
* Copyright (c) 2008 Joseph Koshy
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifdef __FreeBSD__
#define LIBELF_VCSID(ID) __FBSDID(ID)
/*
* Define LIBELF_{ARCH,BYTEORDER,CLASS} based on the machine architecture.
* See also: <machine/elf.h>.
*/
#if defined(__amd64__)
#define LIBELF_ARCH EM_X86_64
#define LIBELF_BYTEORDER ELFDATA2LSB
#define LIBELF_CLASS ELFCLASS64
#elif defined(__arm__)
#define LIBELF_ARCH EM_ARM
#if defined(__ARMEB__) /* Big-endian ARM. */
#define LIBELF_BYTEORDER ELFDATA2MSB
#else
#define LIBELF_BYTEORDER ELFDATA2LSB
#endif
#define LIBELF_CLASS ELFCLASS32
#elif defined(__i386__)
#define LIBELF_ARCH EM_386
#define LIBELF_BYTEORDER ELFDATA2LSB
#define LIBELF_CLASS ELFCLASS32
#elif defined(__ia64__)
#define LIBELF_ARCH EM_IA_64
#define LIBELF_BYTEORDER ELFDATA2LSB
#define LIBELF_CLASS ELFCLASS64
#elif defined(__mips__)
#define LIBELF_ARCH EM_MIPS
#if defined(__MIPSEB__)
#define LIBELF_BYTEORDER ELFDATA2MSB
#else
#define LIBELF_BYTEORDER ELFDATA2LSB
#endif
#define LIBELF_CLASS ELFCLASS32
#elif defined(__powerpc__)
#define LIBELF_ARCH EM_PPC
#define LIBELF_BYTEORDER ELFDATA2MSB
#define LIBELF_CLASS ELFCLASS32
#elif defined(__sparc__)
#define LIBELF_ARCH EM_SPARCV9
#define LIBELF_BYTEORDER ELFDATA2MSB
#define LIBELF_CLASS ELFCLASS64
#else
#error Unknown FreeBSD architecture.
#endif
#endif /* __FreeBSD__ */
#ifdef __NetBSD__
#include <machine/elf_machdep.h>
#define LIBELF_VCSID(ID) __RCSID(ID)
#if !defined(ARCH_ELFSIZE)
#error ARCH_ELFSIZE is not defined.
#endif
#if ARCH_ELFSIZE == 32
#define LIBELF_ARCH ELF32_MACHDEP_ID
#define LIBELF_BYTEORDER ELF32_MACHDEP_ENDIANNESS
#define LIBELF_CLASS ELFCLASS32
#define Elf_Note Elf32_Nhdr
#else
#define LIBELF_ARCH ELF64_MACHDEP_ID
#define LIBELF_BYTEORDER ELF64_MACHDEP_ENDIANNESS
#define LIBELF_CLASS ELFCLASS64
#define Elf_Note Elf64_Nhdr
#endif
#endif /* __NetBSD__ */
/*
* GNU & Linux compatibility.
*
* `__linux__' is defined in an environment runs the Linux kernel and glibc.
* `__GNU__' is defined in an environment runs a GNU kernel (Hurd) and glibc.
* `__GLIBC__' is defined for an environment that runs glibc over a non-GNU
* kernel such as GNU/kFreeBSD.
*/
#if defined(__linux__) || defined(__GNU__) || defined(__GLIBC__)
#if defined(__linux__)
#include "native-elf-format.h"
#define LIBELF_CLASS ELFTC_CLASS
#define LIBELF_ARCH ELFTC_ARCH
#define LIBELF_BYTEORDER ELFTC_BYTEORDER
#endif /* defined(__linux__) */
#define LIBELF_VCSID(ID)
#if LIBELF_CLASS == ELFCLASS32
#define Elf_Note Elf32_Nhdr
#elif LIBELF_CLASS == ELFCLASS64
#define Elf_Note Elf64_Nhdr
#else
#error LIBELF_CLASS needs to be one of ELFCLASS32 or ELFCLASS64
#endif
#define roundup2 roundup
#endif /* defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) */
#ifdef __minix
#define LIBELF_VCSID(ID)
/*
* Define LIBELF_{ARCH,BYTEORDER,CLASS} based on the machine architecture.
* See also: <machine/elf.h>.
*/
#if defined(__amd64__)
#define LIBELF_ARCH EM_X86_64
#define LIBELF_BYTEORDER ELFDATA2LSB
#define LIBELF_CLASS ELFCLASS64
#elif defined(__arm__)
#define LIBELF_ARCH EM_ARM
#if defined(__ARMEB__) /* Big-endian ARM. */
#define LIBELF_BYTEORDER ELFDATA2MSB
#else
#define LIBELF_BYTEORDER ELFDATA2LSB
#endif
#define LIBELF_CLASS ELFCLASS32
#elif defined(__i386__)
#define LIBELF_ARCH EM_386
#define LIBELF_BYTEORDER ELFDATA2LSB
#define LIBELF_CLASS ELFCLASS32
#elif defined(__ia64__)
#define LIBELF_ARCH EM_IA_64
#define LIBELF_BYTEORDER ELFDATA2LSB
#define LIBELF_CLASS ELFCLASS64
#elif defined(__mips__)
#define LIBELF_ARCH EM_MIPS
#if defined(__MIPSEB__)
#define LIBELF_BYTEORDER ELFDATA2MSB
#else
#define LIBELF_BYTEORDER ELFDATA2LSB
#endif
#define LIBELF_CLASS ELFCLASS32
#elif defined(__powerpc__)
#define LIBELF_ARCH EM_PPC
#define LIBELF_BYTEORDER ELFDATA2MSB
#define LIBELF_CLASS ELFCLASS32
#elif defined(__sparc__)
#define LIBELF_ARCH EM_SPARCV9
#define LIBELF_BYTEORDER ELFDATA2MSB
#define LIBELF_CLASS ELFCLASS64
#else
#error Unknown MINIX architecture.
#endif
#endif /* __minix */