Change to use _IO_fpos64_t.

[kopensolaris-gnu/glibc.git] / libio / ioseekoff.c

diff --git a/libio/ioseekoff.c b/libio/ioseekoff.c
index 80720e5..13086ee 100644 (file)
--- a/libio/ioseekoff.c
+++ b/libio/ioseekoff.c
@@ -1,36 +1,45 @@
-/*
-Copyright (C) 1993 Free Software Foundation
-
-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. */
+/* Copyright (C) 1993, 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>
 
-_IO_pos_t
-DEFUN(_IO_seekoff, (fp, offset, dir, mode),
-      _IO_FILE* fp AND _IO_off_t offset AND int dir AND int mode)
+_IO_fpos64_t
+_IO_seekoff (fp, offset, dir, mode)
+     _IO_FILE *fp;
+     _IO_off64_t offset;
+     int dir;
+     int mode;
 {
+  _IO_fpos64_t retval;
+
   /* If we have a backup buffer, get rid of it, since the __seekoff
      callback may not know to do the right thing about it.
      This may be over-kill, but it'll do for now. TODO */
+  _IO_cleanup_region_start ((void (*) __P ((void *))) _IO_funlockfile, fp);
+  _IO_flockfile (fp);
+
 
   if (_IO_have_backup (fp))
     {
@@ -38,6 +47,8 @@ DEFUN(_IO_seekoff, (fp, offset, dir, mode),
        offset -= fp->_IO_read_end - fp->_IO_read_ptr;
       _IO_free_backup_area (fp);
     }
+  retval = _IO_SEEKOFF (fp, offset, dir, mode);
 
-  return _IO_SEEKOFF (fp, offset, dir, mode);
+  _IO_cleanup_region_end (1);
+  return retval;
 }