1 files changed, 96 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/xfree86/os-support/misc/xf86_Util.c b/nx-X11/programs/Xserver/hw/xfree86/os-support/misc/xf86_Util.c
new file mode 100644
index 000000000..afcdd5b69
--- /dev/null
+++ b/nx-X11/programs/Xserver/hw/xfree86/os-support/misc/xf86_Util.c
@@ -0,0 +1,96 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/misc/xf86_Util.c,v 3.7 1999/01/14 13:05:05 dawes Exp $ */
+/*
+ * Copyright 1993 by David Wexelblat <dwex@goblin.org>
+ *
+ * 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 name of David Wexelblat not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  David Wexelblat makes no representations
+ * about the suitability of this software for any purpose.  It is provided
+ * "as is" without express or implied warranty.
+ *
+ * DAVID WEXELBLAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL DAVID WEXELBLAT 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.
+ *
+ */
+/* $XConsortium: xf86_Util.c /main/5 1996/10/23 13:13:10 kaleb $ */
+
+/*
+ * This file is for utility functions that will be shared by other pieces
+ * of the system.  Putting things here ensure that all the linking order
+ * dependencies are dealt with, as this library will be linked in last.
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <ctype.h>
+
+/* To prevent empty source file warnings */
+int _xf86misc;
+
+#if 0
+/* For use only with gcc */
+#ifdef __GNUC__
+
+#include "os.h"
+
+char *
+debug_alloca(char *file, int line, int size)
+{
+	char *ptr;
+
+	ptr = Xalloc(size);
+	ErrorF("Alloc: %s line %d; ptr = 0x%x, length = %d\n", file, line,
+	       ptr, size);
+	return ptr;
+}
+
+void
+debug_dealloca(char *file, int line, char *ptr)
+{
+	ErrorF("Dealloc: %s line %d; ptr = 0x%x\n", file, line, ptr);
+	Xfree(ptr);
+}
+#endif
+#endif
+
+#if defined(ISC) || defined(Lynx)
+
+#include <math.h>
+
+/* Needed for apm_driver.c */
+/* These functions are modeled after the functions inside gnu's libc */
+
+static double
+copysign(double x, double y)
+{
+	x = fabs(x);
+	return y < 0 ? - x : x;
+}
+
+double
+RInt(double x)
+{
+	double s,t;
+	const double one = 1.0;
+	const static double L = 4503599627370496.0E0;
+
+	if (x!=x)
+		return(x);
+	if (copysign(x,one) >= L)
+		return(x);
+	s = copysign(L,x);
+	t = x + s;
+	return (t - s);
+}
+#endif