From 481b1331437b14f7f909ecb11373910f8a55bfe2 Mon Sep 17 00:00:00 2001
From: Ingo Weinhold <ingo_weinhold@gmx.de>
Date: Thu, 29 Dec 2005 02:01:55 +0000
Subject: [PATCH] Added missing wrappers for hypot() and hypotf(), fixing bug
 #75. I wouldn't be surprised, if more wrappers are still missing.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15709 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 .../posix/glibc/arch/generic/w_hypot.c        | 48 +++++++++++++++++++
 .../posix/glibc/arch/generic/w_hypotf.c       | 48 +++++++++++++++++++
 .../libroot/posix/glibc/arch/ppc/Jamfile      |  1 +
 .../libroot/posix/glibc/arch/x86/Jamfile      |  1 +
 4 files changed, 98 insertions(+)
 create mode 100644 src/system/libroot/posix/glibc/arch/generic/w_hypot.c
 create mode 100644 src/system/libroot/posix/glibc/arch/generic/w_hypotf.c

diff --git a/src/system/libroot/posix/glibc/arch/generic/w_hypot.c b/src/system/libroot/posix/glibc/arch/generic/w_hypot.c
new file mode 100644
index 0000000000..e91db17083
--- /dev/null
+++ b/src/system/libroot/posix/glibc/arch/generic/w_hypot.c
@@ -0,0 +1,48 @@
+/* @(#)w_hypot.c 5.1 93/09/24 */
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: w_hypot.c,v 1.6 1995/05/10 20:49:07 jtc Exp $";
+#endif
+
+/*
+ * wrapper hypot(x,y)
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+
+#ifdef __STDC__
+	double __hypot(double x, double y)/* wrapper hypot */
+#else
+	double __hypot(x,y)		/* wrapper hypot */
+	double x,y;
+#endif
+{
+#ifdef _IEEE_LIBM
+	return __ieee754_hypot(x,y);
+#else
+	double z;
+	z = __ieee754_hypot(x,y);
+	if(_LIB_VERSION == _IEEE_) return z;
+	if((!__finite(z))&&__finite(x)&&__finite(y))
+	    return __kernel_standard(x,y,4); /* hypot overflow */
+	else
+	    return z;
+#endif
+}
+weak_alias (__hypot, hypot)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__hypot, __hypotl)
+weak_alias (__hypot, hypotl)
+#endif
diff --git a/src/system/libroot/posix/glibc/arch/generic/w_hypotf.c b/src/system/libroot/posix/glibc/arch/generic/w_hypotf.c
new file mode 100644
index 0000000000..a7e5c1fdb6
--- /dev/null
+++ b/src/system/libroot/posix/glibc/arch/generic/w_hypotf.c
@@ -0,0 +1,48 @@
+/* w_hypotf.c -- float version of w_hypot.c.
+ * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
+ */
+
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice 
+ * is preserved.
+ * ====================================================
+ */
+
+#if defined(LIBM_SCCS) && !defined(lint)
+static char rcsid[] = "$NetBSD: w_hypotf.c,v 1.3 1995/05/10 20:49:09 jtc Exp $";
+#endif
+
+/*
+ * wrapper hypotf(x,y)
+ */
+
+#include "math.h"
+#include "math_private.h"
+
+
+#ifdef __STDC__
+	float __hypotf(float x, float y)	/* wrapper hypotf */
+#else
+	float __hypotf(x,y)		/* wrapper hypotf */
+	float x,y;
+#endif
+{
+#ifdef _IEEE_LIBM
+	return __ieee754_hypotf(x,y);
+#else
+	float z;
+	z = __ieee754_hypotf(x,y);
+	if(_LIB_VERSION == _IEEE_) return z;
+	if((!__finitef(z))&&__finitef(x)&&__finitef(y))
+	    /* hypot overflow */
+	    return (float)__kernel_standard((double)x,(double)y,104);
+	else
+	    return z;
+#endif
+}
+weak_alias (__hypotf, hypotf)
diff --git a/src/system/libroot/posix/glibc/arch/ppc/Jamfile b/src/system/libroot/posix/glibc/arch/ppc/Jamfile
index cdb4527d12..53add9237a 100644
--- a/src/system/libroot/posix/glibc/arch/ppc/Jamfile
+++ b/src/system/libroot/posix/glibc/arch/ppc/Jamfile
@@ -93,6 +93,7 @@ local genericSources =
 	w_drem.c w_dremf.c # w_dreml.c
 	w_exp.c w_expf.c # w_expl.c
 	w_fmod.c w_fmodf.c # w_fmodl.c
+	w_hypot.c w_hypotf.c # w_hypotl.c
 	w_j0.c w_j0f.c
 	w_j1.c w_j1f.c
 	w_jn.c w_jnf.c
diff --git a/src/system/libroot/posix/glibc/arch/x86/Jamfile b/src/system/libroot/posix/glibc/arch/x86/Jamfile
index 9ce07f4024..33d05fce3e 100644
--- a/src/system/libroot/posix/glibc/arch/x86/Jamfile
+++ b/src/system/libroot/posix/glibc/arch/x86/Jamfile
@@ -48,6 +48,7 @@ local genericSources =
 	w_drem.c w_dremf.c # w_dreml.c
 	w_exp.c w_expf.c # w_expl.c
 	w_fmod.c w_fmodf.c # w_fmodl.c
+	w_hypot.c w_hypotf.c # w_hypotl.c
 	w_j0.c w_j0f.c
 	w_j1.c w_j1f.c
 	w_jn.c w_jnf.c