added math libs of Jesus Calvino-Fraga

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@1789 4a8a32a2-be11-0410-ad9d-d568d2c75423

diff --git a/device/include/errno.h b/device/include/errno.h
new file mode 100644 (file)
index 0000000..880cdab
--- /dev/null
+++ b/device/include/errno.h
@@ -0,0 +1,31 @@
+/*  errno.h: Error codes used in the math functions
+
+    Copyright (C) 2001  Jesus Calvino-Fraga, jesusc@ieee.org 
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA */
+
+/* Version 1.0 - Initial release */
+
+#ifndef _INC_ERRNO
+#define _INC_ERRNO
+
+extern int errno;
+
+/* Error Codes: */
+
+#define EDOM        33  /* Math argument out of domain of functions */
+#define ERANGE      34  /* Math result not representable */
+
+#endif  /* _INC_ERRNO */