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-rw-r--r--libio/freopen64.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/libio/freopen64.c b/libio/freopen64.c
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+++ b/libio/freopen64.c
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+/* Copyright (C) 1993, 1995, 1996, 1997 Free Software Foundation, Inc.
+   This file is part of the GNU IO Library.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, 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
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this library; see the 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 library with files
+   compiled with a GNU compiler to produce an executable, this does
+   not cause the resulting executable to be covered by the GNU General
+   Public License.  This exception does not however invalidate any
+   other reasons why the executable file might be covered by the GNU
+   General Public License.  */
+
+#include "libioP.h"
+#include "stdio.h"
+
+FILE *
+freopen64 (filename, mode, fp)
+     const char* filename;
+     const char* mode;
+     FILE *fp;
+{
+#ifdef _G_OPEN64
+  FILE *result;
+  CHECK_FILE (fp, NULL);
+  if (!(fp->_flags & _IO_IS_FILEBUF))
+    return NULL;
+  _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
+  _IO_flockfile (fp);
+  result = _IO_freopen64 (filename, mode, fp);
+  _IO_cleanup_region_end (1);
+  return result;
+#else
+  __set_errno (ENOSYS);
+  return NULL;
+#endif
+}