/* file-p.c: file predicates.

   Copyright 1992, 1993, 1994, 2008 Karl Berry.

   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/>.  */

#include <kpathsea/config.h>

#include <kpathsea/xstat.h>


/* Test whether FILENAME1 and FILENAME2 are actually the same file.  If
   stat fails on either of the names, we return false, without error.  */

boolean
same_file_p (const_string filename1,  const_string filename2)
{
    struct stat sb1, sb2;
    /* These are put in variables only so the results can be inspected
       under gdb.  */
    int r1 = stat (filename1, &sb1);
    int r2 = stat (filename2, &sb2);

    return r1 == 0 && r2 == 0 ? SAME_FILE_P (sb1, sb2) : false;
}