+++ /dev/null
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
- This file is part of systemd.
-
- Copyright 2014 Lennart Poettering
-
- systemd 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; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <sys/utsname.h>
-
-#include "architecture.h"
-
-int uname_architecture(void) {
-
- /* Return a sanitized enum identifying the architecture we are
- * running on. This is based on uname(), and the user may
- * hence control what this returns by using
- * personality(). This puts the user in control on systems
- * that can run binaries of multiple architectures.
- *
- * We do not translate the string returned by uname()
- * 1:1. Instead we try to clean it up and break down the
- * confusion on x86 and arm in particular.
- *
- * We do not try to distinguish CPUs not CPU features, but
- * actual architectures, i.e. that have genuinely different
- * code. */
-
- static const struct {
- const char *machine;
- int arch;
- } arch_map[] = {
-#if defined(__x86_64__) || defined(__i386__)
- { "x86_64", ARCHITECTURE_X86_64 },
- { "i686", ARCHITECTURE_X86 },
- { "i586", ARCHITECTURE_X86 },
- { "i486", ARCHITECTURE_X86 },
- { "i386", ARCHITECTURE_X86 },
-#elif defined(__powerpc__) || defined(__powerpc64__)
- { "ppc64", ARCHITECTURE_PPC64 },
- { "ppc64le", ARCHITECTURE_PPC64_LE },
- { "ppc", ARCHITECTURE_PPC },
- { "ppcle", ARCHITECTURE_PPC_LE },
-#elif defined(__ia64__)
- { "ia64", ARCHITECTURE_IA64 },
-#elif defined(__hppa__) || defined(__hppa64__)
- { "parisc64", ARCHITECTURE_PARISC64 },
- { "parisc", ARCHITECTURE_PARISC },
-#elif defined(__s390__) || defined(__s390x__)
- { "s390x", ARCHITECTURE_S390X },
- { "s390", ARCHITECTURE_S390 },
-#elif defined(__sparc__) || defined(__sparc64__)
- { "sparc64", ARCHITECTURE_SPARC64 },
- { "sparc", ARCHITECTURE_SPARC },
-#elif defined(__mips__) || defined(__mips64__)
- { "mips64", ARCHITECTURE_MIPS64 },
- { "mips", ARCHITECTURE_MIPS },
-#elif defined(__alpha__)
- { "alpha" , ARCHITECTURE_ALPHA },
-#elif defined(__arm__) || defined(__aarch64__)
- { "aarch64", ARCHITECTURE_ARM64 },
- { "aarch64_be", ARCHITECTURE_ARM64_BE },
- { "armv4l", ARCHITECTURE_ARM },
- { "armv4b", ARCHITECTURE_ARM_BE },
- { "armv4tl", ARCHITECTURE_ARM },
- { "armv4tb", ARCHITECTURE_ARM_BE },
- { "armv5tl", ARCHITECTURE_ARM },
- { "armv5tb", ARCHITECTURE_ARM_BE },
- { "armv5tel", ARCHITECTURE_ARM },
- { "armv5teb" , ARCHITECTURE_ARM_BE },
- { "armv5tejl", ARCHITECTURE_ARM },
- { "armv5tejb", ARCHITECTURE_ARM_BE },
- { "armv6l", ARCHITECTURE_ARM },
- { "armv6b", ARCHITECTURE_ARM_BE },
- { "armv7l", ARCHITECTURE_ARM },
- { "armv7b", ARCHITECTURE_ARM_BE },
- { "armv7ml", ARCHITECTURE_ARM },
- { "armv7mb", ARCHITECTURE_ARM_BE },
- { "armv4l", ARCHITECTURE_ARM },
- { "armv4b", ARCHITECTURE_ARM_BE },
- { "armv4tl", ARCHITECTURE_ARM },
- { "armv4tb", ARCHITECTURE_ARM_BE },
- { "armv5tl", ARCHITECTURE_ARM },
- { "armv5tb", ARCHITECTURE_ARM_BE },
- { "armv5tel", ARCHITECTURE_ARM },
- { "armv5teb", ARCHITECTURE_ARM_BE },
- { "armv5tejl", ARCHITECTURE_ARM },
- { "armv5tejb", ARCHITECTURE_ARM_BE },
- { "armv6l", ARCHITECTURE_ARM },
- { "armv6b", ARCHITECTURE_ARM_BE },
- { "armv7l", ARCHITECTURE_ARM },
- { "armv7b", ARCHITECTURE_ARM_BE },
- { "armv7ml", ARCHITECTURE_ARM },
- { "armv7mb", ARCHITECTURE_ARM_BE },
- { "armv8l", ARCHITECTURE_ARM },
- { "armv8b", ARCHITECTURE_ARM_BE },
-#elif defined(__sh__) || defined(__sh64__)
- { "sh5", ARCHITECTURE_SH64 },
- { "sh2", ARCHITECTURE_SH },
- { "sh2a", ARCHITECTURE_SH },
- { "sh3", ARCHITECTURE_SH },
- { "sh4", ARCHITECTURE_SH },
- { "sh4a", ARCHITECTURE_SH },
-#elif defined(__m68k__)
- { "m68k", ARCHITECTURE_M68K },
-#elif defined(__tilegx__)
- { "tilegx", ARCHITECTURE_TILEGX },
-#elif defined(__cris__)
- { "crisv32", ARCHITECTURE_CRIS },
-#else
-#error "Please register your architecture here!"
-#endif
- };
-
- static int cached = _ARCHITECTURE_INVALID;
- struct utsname u;
- unsigned i;
-
- if (cached != _ARCHITECTURE_INVALID)
- return cached;
-
- assert_se(uname(&u) >= 0);
-
- for (i = 0; i < ELEMENTSOF(arch_map); i++)
- if (streq(arch_map[i].machine, u.machine))
- return cached = arch_map[i].arch;
-
- assert_not_reached("Couldn't identify architecture. You need to patch systemd.");
- return _ARCHITECTURE_INVALID;
-}
-
-static const char *const architecture_table[_ARCHITECTURE_MAX] = {
- [ARCHITECTURE_X86] = "x86",
- [ARCHITECTURE_X86_64] = "x86-64",
- [ARCHITECTURE_PPC] = "ppc",
- [ARCHITECTURE_PPC_LE] = "ppc-le",
- [ARCHITECTURE_PPC64] = "ppc64",
- [ARCHITECTURE_PPC64_LE] = "ppc64-le",
- [ARCHITECTURE_IA64] = "ia64",
- [ARCHITECTURE_PARISC] = "parisc",
- [ARCHITECTURE_PARISC64] = "parisc64",
- [ARCHITECTURE_S390] = "s390",
- [ARCHITECTURE_S390X] = "s390x",
- [ARCHITECTURE_SPARC] = "sparc",
- [ARCHITECTURE_SPARC64] = "sparc64",
- [ARCHITECTURE_MIPS] = "mips",
- [ARCHITECTURE_MIPS_LE] = "mips-le",
- [ARCHITECTURE_MIPS64] = "mips64",
- [ARCHITECTURE_MIPS64_LE] = "mips64-le",
- [ARCHITECTURE_ALPHA] = "alpha",
- [ARCHITECTURE_ARM] = "arm",
- [ARCHITECTURE_ARM_BE] = "arm-be",
- [ARCHITECTURE_ARM64] = "arm64",
- [ARCHITECTURE_ARM64_BE] = "arm64-be",
- [ARCHITECTURE_SH] = "sh",
- [ARCHITECTURE_SH64] = "sh64",
- [ARCHITECTURE_M68K] = "m68k",
- [ARCHITECTURE_TILEGX] = "tilegx",
- [ARCHITECTURE_CRIS] = "cris",
-};
-
-DEFINE_STRING_TABLE_LOOKUP(architecture, int);
~ianmdlvl / elogind.git / blobdiff