src/shared/architecture.h

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 #pragma once
   4
   5 /***
   6   This file is part of systemd.
   7
   8   Copyright 2014 Lennart Poettering
   9
  10   systemd is free software; you can redistribute it and/or modify it
  11   under the terms of the GNU Lesser General Public License as published by
  12   the Free Software Foundation; either version 2.1 of the License, or
  13   (at your option) any later version.
  14
  15   systemd is distributed in the hope that it will be useful, but
  16   WITHOUT ANY WARRANTY; without even the implied warranty of
  17   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  18   Lesser General Public License for more details.
  19
  20   You should have received a copy of the GNU Lesser General Public License
  21   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  22 ***/
  23
  24 #include "util.h"
  25
  26 /* A cleaned up architecture definition */
  27
  28 typedef enum Architecture {
  29         ARCHITECTURE_X86 = 0,
  30         ARCHITECTURE_X86_64,
  31         ARCHITECTURE_PPC,
  32         ARCHITECTURE_PPC_LE,
  33         ARCHITECTURE_PPC64,
  34         ARCHITECTURE_PPC64_LE,
  35         ARCHITECTURE_IA64,
  36         ARCHITECTURE_PARISC,
  37         ARCHITECTURE_PARISC64,
  38         ARCHITECTURE_S390,
  39         ARCHITECTURE_S390X,
  40         ARCHITECTURE_SPARC,
  41         ARCHITECTURE_SPARC64,
  42         ARCHITECTURE_MIPS,
  43         ARCHITECTURE_MIPS_LE,
  44         ARCHITECTURE_MIPS64,
  45         ARCHITECTURE_MIPS64_LE,
  46         ARCHITECTURE_ALPHA,
  47         ARCHITECTURE_ARM,
  48         ARCHITECTURE_ARM_BE,
  49         ARCHITECTURE_ARM64,
  50         ARCHITECTURE_ARM64_BE,
  51         ARCHITECTURE_SH,
  52         ARCHITECTURE_SH64,
  53         ARCHITECTURE_M68K,
  54         ARCHITECTURE_TILEGX,
  55         ARCHITECTURE_CRIS,
  56         _ARCHITECTURE_MAX,
  57         _ARCHITECTURE_INVALID = -1
  58 } Architecture;
  59
  60 Architecture uname_architecture(void);
  61
  62 /*
  63  * LIB_ARCH_TUPLE should resolve to the local library path
  64  * architecture tuple systemd is built for, according to the Debian
  65  * tuple list:
  66  *
  67  * https://wiki.debian.org/Multiarch/Tuples
  68  *
  69  * This is used in library search paths that should understand
  70  * Debian's paths on all distributions.
  71  */
  72
  73 #if defined(__x86_64__)
  74 #  define native_architecture() ARCHITECTURE_X86_64
  75 #  define LIB_ARCH_TUPLE "x86_64-linux-gnu"
  76 #elif defined(__i386__)
  77 #  define native_architecture() ARCHITECTURE_X86
  78 #  define LIB_ARCH_TUPLE "i386-linux-gnu"
  79 #elif defined(__powerpc64__)
  80 #  if defined(WORDS_BIGENDIAN)
  81 #    define native_architecture() ARCHITECTURE_PPC64
  82 #    define LIB_ARCH_TUPLE "ppc64-linux-gnu"
  83 #  else
  84 #    define native_architecture() ARCHITECTURE_PPC64_LE
  85 #    error "Missing LIB_ARCH_TUPLE for PPC64LE"
  86 #  endif
  87 #elif defined(__powerpc__)
  88 #  if defined(WORDS_BIGENDIAN)
  89 #    define native_architecture() ARCHITECTURE_PPC
  90 #    define LIB_ARCH_TUPLE "powerpc-linux-gnu"
  91 #  else
  92 #    define native_architecture() ARCHITECTURE_PPC_LE
  93 #    error "Missing LIB_ARCH_TUPLE for PPCLE"
  94 #  endif
  95 #elif defined(__ia64__)
  96 #  define native_architecture() ARCHITECTURE_IA64
  97 #  define LIB_ARCH_TUPLE "ia64-linux-gnu"
  98 #elif defined(__hppa64__)
  99 #  define native_architecture() ARCHITECTURE_PARISC64
 100 #  error "Missing LIB_ARCH_TUPLE for HPPA64"
 101 #elif defined(__hppa__)
 102 #  define native_architecture() ARCHITECTURE_PARISC
 103 #  define LIB_ARCH_TUPLE "hppa‑linux‑gnu"
 104 #elif defined(__s390x__)
 105 #  define native_architecture() ARCHITECTURE_S390X
 106 #  define LIB_ARCH_TUPLE "s390x-linux-gnu"
 107 #elif defined(__s390__)
 108 #  define native_architecture() ARCHITECTURE_S390
 109 #  define LIB_ARCH_TUPLE "s390-linux-gnu"
 110 #elif defined(__sparc64__)
 111 #  define native_architecture() ARCHITECTURE_SPARC64
 112 #  define LIB_ARCH_TUPLE "sparc64-linux-gnu"
 113 #elif defined(__sparc__)
 114 #  define native_architecture() ARCHITECTURE_SPARC
 115 #  define LIB_ARCH_TUPLE "sparc-linux-gnu"
 116 #elif defined(__mips64__)
 117 #  if defined(WORDS_BIGENDIAN)
 118 #    define native_architecture() ARCHITECTURE_MIPS64
 119 #    error "Missing LIB_ARCH_TUPLE for MIPS64"
 120 #  else
 121 #    define native_architecture() ARCHITECTURE_MIPS64_LE
 122 #    error "Missing LIB_ARCH_TUPLE for MIPS64_LE"
 123 #  endif
 124 #elif defined(__mips__)
 125 #  if defined(WORDS_BIGENDIAN)
 126 #    define native_architecture() ARCHITECTURE_MIPS
 127 #    define LIB_ARCH_TUPLE "mips-linux-gnu"
 128 #  else
 129 #    define native_architecture() ARCHITECTURE_MIPS_LE
 130 #    define LIB_ARCH_TUPLE "mipsel-linux-gnu"
 131 #endif
 132 #elif defined(__alpha__)
 133 #  define native_architecture() ARCHITECTURE_ALPHA
 134 #  define LIB_ARCH_TUPLE "alpha-linux-gnu"
 135 #elif defined(__aarch64__)
 136 #  if defined(WORDS_BIGENDIAN)
 137 #    define native_architecture() ARCHITECTURE_ARM64_BE
 138 #    define LIB_ARCH_TUPLE "aarch64_be-linux-gnu"
 139 #  else
 140 #    define native_architecture() ARCHITECTURE_ARM64
 141 #    define LIB_ARCH_TUPLE "aarch64-linux-gnu"
 142 #  endif
 143 #elif defined(__arm__)
 144 #  if defined(WORDS_BIGENDIAN)
 145 #    define native_architecture() ARCHITECTURE_ARM_BE
 146 #    if defined(__ARM_PCS_VFP)
 147 #      define LIB_ARCH_TUPLE "armeb-linux-gnueabihf"
 148 #    else
 149 #      define LIB_ARCH_TUPLE "armeb-linux-gnueabi"
 150 #    endif
 151 #  else
 152 #    define native_architecture() ARCHITECTURE_ARM
 153 #    if defined(__ARM_PCS_VFP)
 154 #      define LIB_ARCH_TUPLE "arm-linux-gnueabihf"
 155 #    else
 156 #      define LIB_ARCH_TUPLE "arm-linux-gnueabi"
 157 #    endif
 158 #  endif
 159 #elif defined(__sh64__)
 160 #  define native_architecture() ARCHITECTURE_SH64
 161 #  error "Missing LIB_ARCH_TUPLE for SH64"
 162 #elif defined(__sh__)
 163 #  define native_architecture() ARCHITECTURE_SH
 164 #  define LIB_ARCH_TUPLE "sh4-linux-gnu"
 165 #elif defined(__m68k__)
 166 #  define native_architecture() ARCHITECTURE_M68K
 167 #  define LIB_ARCH_TUPLE "m68k-linux-gnu"
 168 #elif defined(__tilegx__)
 169 #  define native_architecture() ARCHITECTURE_TILEGX
 170 #  error "Missing LIB_ARCH_TUPLE for TILEGX"
 171 #elif defined(__cris__)
 172 #  define native_architecture() ARCHITECTURE_CRIS
 173 #  error "Missing LIB_ARCH_TUPLE for CRIS"
 174 #else
 175 #error "Please register your architecture here!"
 176 #endif
 177
 178 const char *architecture_to_string(Architecture a) _const_;
 179 Architecture architecture_from_string(const char *s) _pure_;