New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45954 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 57 insertions, 0 deletions

diff --git a/gcc/ada/errno.c b/gcc/ada/errno.c
new file mode 100644
index 00000000000..92eb2e3f84c
--- /dev/null
+++ b/gcc/ada/errno.c
@@ -0,0 +1,57 @@
+/****************************************************************************
+ *                                                                          *
+ *                GNU ADA RUN-TIME LIBRARY (GNARL) COMPONENTS               *
+ *                                                                          *
+ *                                E R R N O                                 *
+ *                                                                          *
+ *                          C Implementation File                           *
+ *                                                                          *
+ *                             $Revision: 1.1 $
+ *                                                                          *
+ *           Copyright (C) 1992-2001 Free Software Foundation, Inc.         *
+ *                                                                          *
+ * GNAT is free software;  you can  redistribute it  and/or modify it under *
+ * terms of the  GNU General Public License as published  by the Free Soft- *
+ * ware  Foundation;  either version 2,  or (at your option) any later ver- *
+ * sion.  GNAT is distributed in the hope that it will be useful, but WITH- *
+ * OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY *
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License *
+ * for  more details.  You should have  received  a copy of the GNU General *
+ * Public License  distributed with GNAT;  see file COPYING.  If not, write *
+ * to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, *
+ * MA 02111-1307, USA.                                                      *
+ *                                                                          *
+ * As a  special  exception,  if you  link  this file  with other  files to *
+ * produce an executable,  this file does not by itself cause the resulting *
+ * executable to be covered by the GNU General Public License. This except- *
+ * ion does not  however invalidate  any other reasons  why the  executable *
+ * file might be covered by the  GNU Public License.                        *
+ *                                                                          *
+ * GNAT was originally developed  by the GNAT team at  New York University. *
+ * It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). *
+ *                                                                          *
+ ****************************************************************************/
+
+/* This file provides access to the C-language errno to the Ada interface
+   for POSIX.  It is not possible in general to import errno, even in
+   Ada compilers that allow (as GNAT does) the importation of variables,
+   as it may be defined using a macro.
+*/
+
+
+#define _REENTRANT
+#define _THREAD_SAFE
+
+#include <errno.h>
+int
+__get_errno()
+{
+  return errno;
+}
+
+void
+__set_errno(err)
+     int err;
+{
+  errno = err;
+}