/* readable.h: is a file readable?

  Copyright 1993, 2008, 2009 Karl Berry.
  Copyright 1999, 2005 Olaf Weber.

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

#ifndef KPATHSEA_READABLE_H
#define KPATHSEA_READABLE_H

#include <kpathsea/c-proto.h>
#include <kpathsea/types.h>

/* If NAME is readable and is a regular file, return it.  If the error is
  ENAMETOOLONG, truncate any too-long path components, and if the
  result is a readable file, return that.  Otherwise return NULL.  */

extern KPSEDLL string kpathsea_readable_file (kpathsea kpse,
                                             const_string name);

#if defined (KPSE_COMPAT_API)
extern KPSEDLL string kpse_readable_file (const_string name);
#endif

#endif /* not KPATHSEA_READABLE_H */

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