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  * ARCH_TUPLE should resolve to the local architecture systemd is
  64  * built for, according to the Debian tuple list:
  65  *
  66  * https://wiki.debian.org/Multiarch/Tuples
  67  *
  68  */
  69
  70 #if defined(__x86_64__)
  71 #  define native_architecture() ARCHITECTURE_X86_64
  72 #  define ARCH_TUPLE "x86_64-linux-gnu"
  73 #elif defined(__i386__)
  74 #  define native_architecture() ARCHITECTURE_X86
  75 #  define ARCH_TUPLE "i386-linux-gnu"
  76 #elif defined(__powerpc64__)
  77 #  if defined(WORDS_BIGENDIAN)
  78 #    define native_architecture() ARCHITECTURE_PPC64
  79 #    define ARCH_TUPLE "ppc64-linux-gnu"
  80 #  else
  81 #    define native_architecture() ARCHITECTURE_PPC64_LE
  82 #    error "Missing ARCH_TUPLE for PPC64LE"
  83 #  endif
  84 #elif defined(__powerpc__)
  85 #  if defined(WORDS_BIGENDIAN)
  86 #    define native_architecture() ARCHITECTURE_PPC
  87 #    define ARCH_TUPLE "powerpc-linux-gnu"
  88 #  else
  89 #    define native_architecture() ARCHITECTURE_PPC_LE
  90 #    error "Missing ARCH_TUPLE for PPCLE"
  91 #  endif
  92 #elif defined(__ia64__)
  93 #  define native_architecture() ARCHITECTURE_IA64
  94 #  define ARCH_TUPLE "ia64-linux-gnu"
  95 #elif defined(__hppa64__)
  96 #  define native_architecture() ARCHITECTURE_PARISC64
  97 #  error "Missing ARCH_TUPLE for HPPA64"
  98 #elif defined(__hppa__)
  99 #  define native_architecture() ARCHITECTURE_PARISC
 100 #  define ARCH_TUPLE "hppa‑linux‑gnu"
 101 #elif defined(__s390x__)
 102 #  define native_architecture() ARCHITECTURE_S390X
 103 #  define ARCH_TUPLE "s390x-linux-gnu"
 104 #elif defined(__s390__)
 105 #  define native_architecture() ARCHITECTURE_S390
 106 #  define ARCH_TUPLE "s390-linux-gnu"
 107 #elif defined(__sparc64__)
 108 #  define native_architecture() ARCHITECTURE_SPARC64
 109 #  define ARCH_TUPLE "sparc64-linux-gnu"
 110 #elif defined(__sparc__)
 111 #  define native_architecture() ARCHITECTURE_SPARC
 112 #  define ARCH_TUPLE "sparc-linux-gnu"
 113 #elif defined(__mips64__)
 114 #  if defined(WORDS_BIGENDIAN)
 115 #    define native_architecture() ARCHITECTURE_MIPS64
 116 #    error "Missing ARCH_TUPLE for MIPS64"
 117 #  else
 118 #    define native_architecture() ARCHITECTURE_MIPS64_LE
 119 #    error "Missing ARCH_TUPLE for MIPS64_LE"
 120 #  endif
 121 #elif defined(__mips__)
 122 #  if defined(WORDS_BIGENDIAN)
 123 #    define native_architecture() ARCHITECTURE_MIPS
 124 #    define ARCH_TUPLE "mips-linux-gnu"
 125 #  else
 126 #    define native_architecture() ARCHITECTURE_MIPS_LE
 127 #    define ARCH_TUPLE "mipsel-linux-gnu"
 128 #endif
 129 #elif defined(__alpha__)
 130 #  define native_architecture() ARCHITECTURE_ALPHA
 131 #  define ARCH_TUPLE "alpha-linux-gnu"
 132 #elif defined(__aarch64__)
 133 #  if defined(WORDS_BIGENDIAN)
 134 #    define native_architecture() ARCHITECTURE_ARM64_BE
 135 #    define ARCH_TUPLE "aarch64_be-linux-gnu"
 136 #  else
 137 #    define native_architecture() ARCHITECTURE_ARM64
 138 #    define ARCH_TUPLE "aarch64-linux-gnu"
 139 #  endif
 140 #elif defined(__arm__)
 141 #  if defined(WORDS_BIGENDIAN)
 142 #    define native_architecture() ARCHITECTURE_ARM_BE
 143 #    error "Missing ARCH_TUPLE for ARM_BE"
 144 #  else
 145 #    define native_architecture() ARCHITECTURE_ARM
 146 #    error "Missing ARCH_TUPLE for ARM"
 147 #  endif
 148 #elif defined(__sh64__)
 149 #  define native_architecture() ARCHITECTURE_SH64
 150 #  error "Missing ARCH_TUPLE for SH64"
 151 #elif defined(__sh__)
 152 #  define native_architecture() ARCHITECTURE_SH
 153 #  define ARCH_TUPLE "sh4-linux-gnu"
 154 #elif defined(__m68k__)
 155 #  define native_architecture() ARCHITECTURE_M68K
 156 #  define ARCH_TUPLE "m68k-linux-gnu"
 157 #elif defined(__tilegx__)
 158 #  define native_architecture() ARCHITECTURE_TILEGX
 159 #  error "Missing ARCH_TUPLE for TILEGX"
 160 #elif defined(__cris__)
 161 #  define native_architecture() ARCHITECTURE_CRIS
 162 #  error "Missing ARCH_TUPLE for CRIS"
 163 #else
 164 #error "Please register your architecture here!"
 165 #endif
 166
 167 const char *architecture_to_string(Architecture a) _const_;
 168 Architecture architecture_from_string(const char *s) _pure_;