Initial revision

1 files changed, 126 insertions, 0 deletions

diff --git a/Xarch.h b/Xarch.h
new file mode 100644
index 0000000..0633ebc
--- /dev/null
+++ b/Xarch.h
@@ -0,0 +1,126 @@
+#ifndef _XARCH_H_
+#define _XARCH_H_
+
+/*
+ * Copyright 1997 Metro Link Incorporated
+ *
+ *                           All Rights Reserved
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the names of the above listed copyright holder(s)
+ * not be used in advertising or publicity pertaining to distribution of
+ * the software without specific, written prior permission.  The above listed
+ * copyright holder(s) make(s) no representations about the suitability of
+ * this software for any purpose.  It is provided "as is" without express or
+ * implied warranty.
+ *
+ * THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM(S) ALL WARRANTIES WITH REGARD
+ * TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE
+ * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
+ * DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+/* $XFree86: xc/include/Xarch.h,v 1.10 2000/06/15 20:49:58 dawes Exp $ */
+
+
+/*
+ * Determine the machine's byte order.
+ */
+
+/* See if it is set in the imake config first */
+#ifdef X_BYTE_ORDER
+
+#define X_BIG_ENDIAN 4321
+#define X_LITTLE_ENDIAN 1234
+
+#else
+
+#ifdef SVR4
+#if defined(NCR) || defined(Mips)
+#include <sys/endian.h>
+#else
+#if !defined(sun) && !defined(__sgi)
+#include <sys/byteorder.h>
+#endif
+#endif
+#elif defined(CSRG_BASED)
+#if defined(__NetBSD__) || defined(__OpenBSD__)
+#include <sys/types.h>
+#endif
+#include <machine/endian.h>
+#elif defined(linux)
+#if defined __STRICT_ANSI__
+#undef __STRICT_ANSI__
+#include <endian.h>
+#define __STRICT_ANSI__
+#else
+#include <endian.h>
+#endif
+/* 'endian.h' might have been included before 'Xarch.h' */
+#if !defined(LITTLE_ENDIAN) && defined(__LITTLE_ENDIAN)
+#define LITTLE_ENDIAN __LITTLE_ENDIAN
+#endif
+#if !defined(BIG_ENDIAN) && defined(__BIG_ENDIAN)
+#define BIG_ENDIAN __BIG_ENDIAN
+#endif
+#if !defined(PDP_ENDIAN) && defined(__PDP_ENDIAN)
+#define PDP_ENDIAN __PDP_ENDIAN
+#endif
+#if !defined(BYTE_ORDER) && defined(__BYTE_ORDER)
+#define BYTE_ORDER __BYTE_ORDER
+#endif
+#elif defined(Lynx)
+#if 0
+/* LynxOS 2.4.0 has wrong defines in bsd/ip.h */
+#include <bsd/in.h>
+#include <bsd/in_systm.h>
+#include <bsd/ip.h>
+#endif
+#endif
+
+#ifndef BYTE_ORDER
+#define LITTLE_ENDIAN 1234
+#define BIG_ENDIAN    4321
+
+#if defined(__QNX__) && !defined(__QNXNTO__)
+#define BYTE_ORDER LITTLE_ENDIAN
+#endif
+
+#if defined(__QNXNTO__)
+#if defined(i386) || defined(__i386__) || defined(__x86__)
+#define BYTE_ORDER LITTLE_ENDIAN
+#else
+#define BYTE_ORDER BIG_ENDIAN
+#endif
+#endif
+
+#ifdef Lynx
+#if defined(i386) || defined(__i386__) || defined(__x86__)
+#define BYTE_ORDER LITTLE_ENDIAN
+#else
+#define BYTE_ORDER BIG_ENDIAN
+#endif
+#endif
+#if (defined(sun) && defined(SVR4)) && !defined(Lynx)
+#include <sys/isa_defs.h>
+#ifdef _LITTLE_ENDIAN
+#define BYTE_ORDER LITTLE_ENDIAN
+#endif
+#ifdef _BIG_ENDIAN
+#define BYTE_ORDER BIG_ENDIAN
+#endif
+#endif /* sun */
+#endif /* BYTE_ORDER */
+
+#define X_BYTE_ORDER BYTE_ORDER
+#define X_BIG_ENDIAN BIG_ENDIAN
+#define X_LITTLE_ENDIAN LITTLE_ENDIAN
+
+#endif /* not in imake config */
+
+#endif /* _XARCH_H_ */