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/* readable.h: is a file readable?
Copyright 1993, 2008, 2009, 2018 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>
#ifdef __cplusplus
extern "C" {
#endif
/* If NAME is readable and is a regular file, return it (as is). If the
error is ENAMETOOLONG, truncate any too-long path components, and if
the result is a readable file, return that (in the same memory, since
it only got shorter). Otherwise return NULL. */
extern KPSEDLL string kpathsea_readable_file (kpathsea kpse, string name);
#if defined (KPSE_COMPAT_API)
extern KPSEDLL string kpse_readable_file (string name);
#endif
#ifdef __cplusplus
}
#endif
#endif /* not KPATHSEA_READABLE_H */
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