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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2014-07-23 14:50:02 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2014-07-23 14:50:02 +0000
commit6528ad097135cf0a18c6e313217474935670a928 (patch)
tree3c7fc3d2c2c1416811f525b8991d2772fe29a4d5 /include
parent3f21aa5d386100dcf7f133a0debd3f0094713c0d (diff)
defines.h: PACKED_STRUCT_UNALIGNED
* include/ruby/defines.h (PACKED_STRUCT_UNALIGNED): move from configure.in for universal binary. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46914 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'include')
-rw-r--r--include/ruby/defines.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/ruby/defines.h b/include/ruby/defines.h
index b84e4f5ad2..0a192d70d2 100644
--- a/include/ruby/defines.h
+++ b/include/ruby/defines.h
@@ -261,6 +261,26 @@ void rb_ia64_flushrs(void);
RUBY_ALIAS_FUNCTION_TYPE(VALUE, prot, name, args)
#endif
+#ifndef UNALIGNED_WORD_ACCESS
+# if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
+ defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || \
+ defined(__mc68020__)
+# define UNALIGNED_WORD_ACCESS 1
+# else
+# define UNALIGNED_WORD_ACCESS 0
+# endif
+#endif
+#ifndef PACKED_STRUCT
+# define PACKED_STRUCT(x) x
+#endif
+#ifndef PACKED_STRUCT_UNALIGNED
+# if UNALIGNED_WORD_ACCESS
+# define PACKED_STRUCT_UNALIGNED(x) PACKED_STRUCT(x)
+# else
+# define PACKED_STRUCT_UNALIGNED(x) x
+# endif
+#endif
+
RUBY_SYMBOL_EXPORT_END
#if defined(__cplusplus)