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From: Adam Tkac <atkac@redhat.com>
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Subject: Workaround for RH bug #449944
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AC_C_BIGENDIAN macro in autoconf 2.62 is badly broken. See
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https://bugzilla.redhat.com/show_bug.cgi?id=449944 for more information.
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diff -up xorg-server-20080612/configure.ac.endian xorg-server-20080612/configure.ac
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--- xorg-server-20080612/configure.ac.endian	2008-06-19 13:31:03.000000000 +0200
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+++ xorg-server-20080612/configure.ac	2008-06-19 13:42:27.000000000 +0200
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@@ -103,7 +103,6 @@ AC_CHECK_HEADERS([fcntl.h stdlib.h strin
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 dnl Checks for typedefs, structures, and compiler characteristics.
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 AC_C_CONST
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-AC_C_BIGENDIAN([ENDIAN="X_BIG_ENDIAN"], [ENDIAN="X_LITTLE_ENDIAN"])
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 AC_CHECK_SIZEOF([unsigned long])
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 if test "$ac_cv_sizeof_unsigned_long" = 8; then
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@@ -1197,18 +1196,14 @@ AC_DEFINE([SVR4],1,[Define to 1 on syste
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 AC_MSG_RESULT([yes])], AC_MSG_RESULT([no]))
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 XSERVER_CFLAGS="$XSERVER_CFLAGS $CORE_INCS $XEXT_INC $COMPOSITE_INC $DAMAGE_INC $FIXES_INC $XI_INC $MI_INC $MIEXT_SHADOW_INC $MIEXT_LAYER_INC $MIEXT_DAMAGE_INC $RENDER_INC $RANDR_INC $FB_INC"
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-AC_DEFINE_UNQUOTED(_X_BYTE_ORDER,[$ENDIAN],[Endian order])
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 AH_VERBATIM([X_BYTE_ORDER],[
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-/* Deal with multiple architecture compiles on Mac OS X */
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-#ifndef __APPLE_CC__
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-#define X_BYTE_ORDER _X_BYTE_ORDER
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-#else
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+/* Define endian order */
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 #ifdef __BIG_ENDIAN__
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-#define X_BYTE_ORDER X_BIG_ENDIAN
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+#define _X_BYTE_ORDER X_BIG_ENDIAN
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 #else
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-#define X_BYTE_ORDER X_LITTLE_ENDIAN
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-#endif
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+#define _X_BYTE_ORDER X_LITTLE_ENDIAN
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 #endif
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+#define X_BYTE_ORDER _X_BYTE_ORDER
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 ])
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 dnl ---------------------------------------------------------------------------
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diff -up xorg-server-20080612/include/dix-config.h.in.endian xorg-server-20080612/include/dix-config.h.in
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--- xorg-server-20080612/include/dix-config.h.in.endian	2008-06-19 13:44:07.000000000 +0200
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+++ xorg-server-20080612/include/dix-config.h.in	2008-06-19 13:44:35.000000000 +0200
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@@ -445,18 +445,13 @@
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 /* Vendor name */
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 #undef XVENDORNAME
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-/* Endian order */
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-#undef _X_BYTE_ORDER
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-/* Deal with multiple architecture compiles on Mac OS X */
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-#ifndef __APPLE_CC__
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-#define X_BYTE_ORDER _X_BYTE_ORDER
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-#else
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+/* Define endian order */
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 #ifdef __BIG_ENDIAN__
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-#define X_BYTE_ORDER X_BIG_ENDIAN
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+#define _X_BYTE_ORDER X_BIG_ENDIAN
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 #else
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-#define X_BYTE_ORDER X_LITTLE_ENDIAN
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-#endif
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+#define _X_BYTE_ORDER X_LITTLE_ENDIAN
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 #endif
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+#define X_BYTE_ORDER _X_BYTE_ORDER
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 /* Enable GNU and other extensions to the C environment for GLIBC */
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 #undef _GNU_SOURCE
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diff -up xorg-server-20080612/include/xorg-server.h.in.endian xorg-server-20080612/include/xorg-server.h.in
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--- xorg-server-20080612/include/xorg-server.h.in.endian	2008-06-19 13:44:41.000000000 +0200
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+++ xorg-server-20080612/include/xorg-server.h.in	2008-06-19 13:44:51.000000000 +0200
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@@ -178,18 +178,13 @@
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 /* Vendor name */
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 #undef XVENDORNAME
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-/* Endian order */
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-#undef _X_BYTE_ORDER
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-/* Deal with multiple architecture compiles on Mac OS X */
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-#ifndef __APPLE_CC__
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-#define X_BYTE_ORDER _X_BYTE_ORDER
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-#else
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+/* Define endian order */
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 #ifdef __BIG_ENDIAN__
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-#define X_BYTE_ORDER X_BIG_ENDIAN
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+#define _X_BYTE_ORDER X_BIG_ENDIAN
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 #else
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-#define X_BYTE_ORDER X_LITTLE_ENDIAN
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-#endif
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+#define _X_BYTE_ORDER X_LITTLE_ENDIAN
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 #endif
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+#define X_BYTE_ORDER _X_BYTE_ORDER
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 /* BSD-compliant source */
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 #undef _BSD_SOURCE