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* [newlib-cygwin] Importing cacoshl.c from NetBSD.
@ 2017-06-29 12:03 Corinna Vinschen
0 siblings, 0 replies; only message in thread
From: Corinna Vinschen @ 2017-06-29 12:03 UTC (permalink / raw)
To: newlib-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=934145f3111f390ad1153ac48830754690fbdafe
commit 934145f3111f390ad1153ac48830754690fbdafe
Author: Aditya Upadhyay <aadit0402@gmail.com>
Date: Thu Jun 29 01:25:21 2017 +0530
Importing cacoshl.c from NetBSD.
Diff:
---
newlib/libm/complex/Makefile.am | 2 +-
newlib/libm/complex/cacoshl.c | 45 +++++++++++++++++++++++++++++++++++++++++
2 files changed, 46 insertions(+), 1 deletion(-)
diff --git a/newlib/libm/complex/Makefile.am b/newlib/libm/complex/Makefile.am
index 402053f..f747934 100644
--- a/newlib/libm/complex/Makefile.am
+++ b/newlib/libm/complex/Makefile.am
@@ -10,7 +10,7 @@ src = cabs.c cacos.c cacosh.c carg.c casin.c casinh.c \
cpow.c cproj.c creal.c \
csin.c csinh.c csqrt.c ctan.c ctanh.c
-lsrc = cabsl.c creall.c cimagl.c ccoshl.c
+lsrc = cabsl.c creall.c cimagl.c ccoshl.c cacoshl.c \
fsrc = cabsf.c casinf.c ccosf.c cimagf.c cprojf.c \
csqrtf.c cacosf.c casinhf.c ccoshf.c clogf.c clog10f.c \
diff --git a/newlib/libm/complex/cacoshl.c b/newlib/libm/complex/cacoshl.c
new file mode 100755
index 0000000..4e4e006
--- /dev/null
+++ b/newlib/libm/complex/cacoshl.c
@@ -0,0 +1,45 @@
+/* $NetBSD: cacoshl.c,v 1.1 2014/10/10 00:48:18 christos Exp $ */
+
+/*-
+ * Copyright (c) 2007 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software written by Stephen L. Moshier.
+ * It is redistributed by the NetBSD Foundation by permission of the author.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <complex.h>
+
+long double complex
+cacoshl(long double complex z)
+{
+ long double complex w;
+
+#if 0 /* does not give the principal value */
+ w = I * cacosl(z);
+#else
+ w = clogl(z + csqrtl(z + 1) * csqrtl(z - 1));
+#endif
+ return w;
+}
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