core: add new ConditionArchitecture() that checks the architecture returned by uname()'s machine field.

1 files changed, 105 insertions, 0 deletions

diff --git a/src/shared/architecture.h b/src/shared/architecture.h
new file mode 100644
index 0000000000..fcfc45aa77
--- /dev/null
+++ b/src/shared/architecture.h
@@ -0,0 +1,105 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+  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 "util.h"
+
+typedef enum Architecture {
+        ARCHITECTURE_X86 = 0,
+        ARCHITECTURE_X86_64,
+        ARCHITECTURE_PPC,
+        ARCHITECTURE_PPC64,
+        ARCHITECTURE_IA64,
+        ARCHITECTURE_PARISC,
+        ARCHITECTURE_PARISC64,
+        ARCHITECTURE_S390,
+        ARCHITECTURE_S390X,
+        ARCHITECTURE_SPARC,
+        ARCHITECTURE_SPARC64,
+        ARCHITECTURE_MIPS,
+        ARCHITECTURE_MIPS64,
+        ARCHITECTURE_ALPHA,
+        ARCHITECTURE_ARM,
+        ARCHITECTURE_ARM_BE,
+        ARCHITECTURE_ARM64,
+        ARCHITECTURE_ARM64_BE,
+        ARCHITECTURE_SH,
+        ARCHITECTURE_SH64,
+        ARCHITECTURE_M68K,
+        _ARCHITECTURE_MAX,
+        _ARCHITECTURE_INVALID = -1
+} Architecture;
+
+Architecture uname_architecture(void);
+
+#if defined(__x86_64__)
+#  define native_architecture() ARCHITECTURE_X86_64
+#elif defined(__i386__)
+#  define native_architecture() ARCHITECTURE_X86
+#elif defined(__powerpc64__)
+#  define native_architecture() ARCHITECTURE_PPC64
+#elif defined(__powerpc__)
+#  define native_architecture() ARCHITECTURE_PPC
+#elif defined(__ia64__)
+#  define native_architecture() ARCHITECTURE_IA64
+#elif defined(__hppa64__)
+#  define native_architecture() ARCHITECTURE_PARISC64
+#elif defined(__hppa__)
+#  define native_architecture() ARCHITECTURE_PARISC
+#elif defined(__s390x__)
+#  define native_architecture() ARCHITECTURE_S390X
+#elif defined(__s390__)
+#  define native_architecture() ARCHITECTURE_S390
+#elif defined(__sparc64__)
+#  define native_architecture() ARCHITECTURE_SPARC64
+#elif defined(__sparc__)
+#  define native_architecture() ARCHITECTURE_SPARC
+#elif defined(__mips64__)
+#  define native_architecture() ARCHITECTURE_MIPS64
+#elif defined(__mips__)
+#  define native_architecture() ARCHITECTURE_MIPS
+#elif defined(__alpha__)
+#  define native_architecture() ARCHITECTURE_ALPHA
+#elif defined(__aarch64__)
+#  ifdef defined(WORDS_BIGENDIAN)
+#    define native_architecture() ARCHITECTURE_ARM64_BE
+#  else
+#    define native_architecture() ARCHITECTURE_ARM64
+#  endif
+#elif defined(__arm__)
+#  ifdef defined(WORDS_BIGENDIAN)
+#    define native_architecture() ARCHITECTURE_ARM_BE
+#  else
+#    define native_architecture() ARCHITECTURE_ARM
+#  endif
+#elif defined(__sh64__)
+#  define native_architecture() ARCHITECTURE_SH64
+#elif defined(__sh__)
+#  define native_architecture() ARCHITECTURE_SH
+#elif defined(__m68k__)
+#  define native_architecture() ARCHITECTURE_M68K
+#else
+#error "Please register your architecture here!"
+#endif
+
+const char *architecture_to_string(Architecture a) _const_;
+Architecture architecture_from_string(const char *s) _pure_;