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[PATCH 2/5] add base fenv.h and default sys/fenv.h
- From: Patrick Mansfield <patmans at us dot ibm dot com>
- To: newlib at sourceware dot org
- Date: Mon, 29 Jan 2007 14:58:42 -0800
- Subject: [PATCH 2/5] add base fenv.h and default sys/fenv.h
- References: <20070129225441.GA23372@us.ibm.com> <20070129225513.GA24562@us.ibm.com>
Add a base fenv.h file, and a default sys/fenv.h that will generate a
compile error.
Index: spu-fenv-src/newlib/libc/include/fenv.h
===================================================================
--- /dev/null
+++ spu-fenv-src/newlib/libc/include/fenv.h
@@ -0,0 +1,51 @@
+/*
+ (C) Copyright 2006, 2007
+ International Business Machines Corporation,
+ Sony Computer Entertainment, Incorporated,
+ Toshiba Corporation,
+
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ * 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.
+ * Neither the names of the copyright holders nor the names of their
+ contributors may be used to endorse or promote products derived from this
+ software without specific prior written permission.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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 <sys/fenv.h>
+
+/* Exception */
+void feclearexcept(int excepts);
+void fegetexceptflag(fexcept_t *flagp, int excepts);
+void feraiseexcept(int excepts);
+void fesetexceptflag(const fexcept_t *flagp, int excepts);
+int fetestexcept(int excepts);
+
+/* Rounding mode */
+int fegetround(void);
+int fesetround(int rounding_mode);
+
+/* Float environment */
+void fegetenv(fenv_t *envp);
+int feholdexcept(fenv_t *envp);
+void fesetenv(const fenv_t *envp);
+void feupdateenv(const fenv_t *envp);
Index: spu-fenv-src/newlib/libc/include/sys/fenv.h
===================================================================
--- /dev/null
+++ spu-fenv-src/newlib/libc/include/sys/fenv.h
@@ -0,0 +1 @@
+#error This platform does not support fenv