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/* Thread/recursion locking

   Copyright 2002, 2003, 2004, 2005, 2007, 2009, 2010

   Free Software Foundation, Inc.

   Contributed by Paul Brook <paul@nowt.org> and Andy Vaught

This file is part of the GNU Fortran runtime library (libgfortran).

Libgfortran 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 3 of the License, or (at your option) any later version.

Libgfortran 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.

Under Section 7 of GPL version 3, you are granted additional

permissions described in the GCC Runtime Library Exception, version

3.1, as published by the Free Software Foundation.

You should have received a copy of the GNU General Public License and

a copy of the GCC Runtime Library Exception along with this program;

see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

<http://www.gnu.org/licenses/>.  */

#include "io.h"

#include <string.h>

#include <stdlib.h>

/* library_start()-- Called with a library call is entered.  */

void

library_start (st_parameter_common *cmp)

{

  if ((cmp->flags & IOPARM_LIBRETURN_ERROR) != 0)

    return;

  cmp->flags &= ~IOPARM_LIBRETURN_MASK;

}

void

free_ionml (st_parameter_dt *dtp)

{

  namelist_info * t1, *t2;

  /* Delete the namelist, if it exists.  */

  if (dtp->u.p.ionml != NULL)

    {

      t1 = dtp->u.p.ionml;

      while (t1 != NULL)

        {

          t2 = t1;

          t1 = t1->next;

          free (t2->var_name);

          if (t2->var_rank)

            {

             free (t2->dim);

             free (t2->ls);

            }

          free (t2);

        }

    }

  dtp->u.p.ionml = NULL;

}