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From: Marcel Moolenaar <marcel@FreeBSD.org>
Date: Thu, 30 Oct 2008 03:31:33 +0000 (UTC)
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Subject: svn commit: r184460 - head/sys/powerpc/include
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Author: marcel
Date: Thu Oct 30 03:31:33 2008
New Revision: 184460
URL: http://svn.freebsd.org/changeset/base/184460

Log:
  Add support for little-endian compilations to this file.

Modified:
  head/sys/powerpc/include/endian.h

Modified: head/sys/powerpc/include/endian.h
==============================================================================
--- head/sys/powerpc/include/endian.h	Thu Oct 30 01:54:31 2008	(r184459)
+++ head/sys/powerpc/include/endian.h	Thu Oct 30 03:31:33 2008	(r184460)
@@ -44,15 +44,29 @@
 #define	_QUAD_LOWWORD 1
 
 /*
+ * GCC defines _BIG_ENDIAN and _LITTLE_ENDIAN equal to __BIG_ENDIAN__
+ * and __LITTLE_ENDIAN__ (resp).
+ */
+#ifdef _BIG_ENDIAN
+#undef _BIG_ENDIAN
+#endif
+#ifdef _LITTLE_ENDIAN
+#undef _LITTLE_ENDIAN
+#endif
+
+/*
  * Definitions for byte order, according to byte significance from low
  * address to high.
  */
-#undef  _BIG_ENDIAN		/* GCC annoyingly defines this for PowerPC */
 #define	_LITTLE_ENDIAN	1234	/* LSB first: i386, vax */
 #define	_BIG_ENDIAN	4321	/* MSB first: 68000, ibm, net */
 #define	_PDP_ENDIAN	3412	/* LSB first in word, MSW first in long */
 
+#ifdef __LITTLE_ENDIAN__
+#define	_BYTE_ORDER	_LITTLE_ENDIAN
+#else
 #define	_BYTE_ORDER	_BIG_ENDIAN
+#endif
 
 /*
  * Deprecated variants that don't have enough underscores to be useful in more