platform.h: regularize endian detection

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 20 insertions, 15 deletions

diff --git a/include/platform.h b/include/platform.h
index 1cc588690..dd41dbc93 100644
--- a/include/platform.h
+++ b/include/platform.h
@@ -1,9 +1,9 @@
 /* vi: set sw=4 ts=4: */
 /*
-   Copyright 2006, Bernhard Reutner-Fischer
-
-   Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
-*/
+ *  Copyright 2006, Bernhard Reutner-Fischer
+ *
+ * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
+ */
 #ifndef BB_PLATFORM_H
 #define BB_PLATFORM_H 1
 
@@ -152,33 +152,37 @@
 
 #if defined(__digital__) && defined(__unix__)
 # include <sex.h>
-# define __BIG_ENDIAN__ (BYTE_ORDER == BIG_ENDIAN)
-# define __BYTE_ORDER BYTE_ORDER
-#elif defined __FreeBSD__
+#elif defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) \
+   || defined(__APPLE__)
 # include <sys/resource.h>      /* rlimit */
 # include <machine/endian.h>
 # define bswap_64 __bswap64
 # define bswap_32 __bswap32
 # define bswap_16 __bswap16
-# define __BIG_ENDIAN__ (_BYTE_ORDER == _BIG_ENDIAN)
-#elif !defined __APPLE__ && !defined __OpenBSD__
+#else
 # include <byteswap.h>
 # include <endian.h>
 #endif
 
-#if defined(__BIG_ENDIAN__) && __BIG_ENDIAN__
+#if defined(__BYTE_ORDER) && __BYTE_ORDER == __BIG_ENDIAN
 # define BB_BIG_ENDIAN 1
 # define BB_LITTLE_ENDIAN 0
-#elif defined(__BYTE_ORDER) && __BYTE_ORDER == __BIG_ENDIAN
+#elif defined(__BYTE_ORDER) && __BYTE_ORDER == __LITTLE_ENDIAN
+# define BB_BIG_ENDIAN 0
+# define BB_LITTLE_ENDIAN 1
+#elif defined(_BYTE_ORDER) && _BYTE_ORDER == _BIG_ENDIAN
 # define BB_BIG_ENDIAN 1
 # define BB_LITTLE_ENDIAN 0
-#elif defined(_BYTE_ORDER) && _BYTE_ORDER == _BIG_ENDIAN
+#elif defined(_BYTE_ORDER) && _BYTE_ORDER == _LITTLE_ENDIAN
+# define BB_BIG_ENDIAN 0
+# define BB_LITTLE_ENDIAN 1
+#elif defined(BYTE_ORDER) && BYTE_ORDER == BIG_ENDIAN
 # define BB_BIG_ENDIAN 1
 # define BB_LITTLE_ENDIAN 0
-#elif (defined(__BYTE_ORDER) && __BYTE_ORDER == __LITTLE_ENDIAN) || defined(__386__)
+#elif defined(BYTE_ORDER) && BYTE_ORDER == LITTLE_ENDIAN
 # define BB_BIG_ENDIAN 0
 # define BB_LITTLE_ENDIAN 1
-#elif defined(_BYTE_ORDER) && _BYTE_ORDER == _LITTLE_ENDIAN
+#elif defined(__386__)
 # define BB_BIG_ENDIAN 0
 # define BB_LITTLE_ENDIAN 1
 #else
@@ -236,7 +240,8 @@ typedef uint32_t bb__aliased_uint32_t FIX_ALIASING;
 /* ---- Compiler dependent settings ------------------------- */
 
 #if (defined __digital__ && defined __unix__) \
- || defined __APPLE__ || defined __FreeBSD__ || defined __OpenBSD__
+ || defined __APPLE__ \
+ || defined __FreeBSD__ || defined __OpenBSD__ || defined __NetBSD__
 # undef HAVE_MNTENT_H
 # undef HAVE_SYS_STATFS_H
 #else