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tetex-bin  3.0
file-p.c
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00001 /* file-p.c: file predicates.
00002 
00003 Copyright (C) 1992, 93, 94 Free Software Foundation, Inc.
00004 
00005 This library is free software; you can redistribute it and/or
00006 modify it under the terms of the GNU Library General Public
00007 License as published by the Free Software Foundation; either
00008 version 2 of the License, or (at your option) any later version.
00009 
00010 This library is distributed in the hope that it will be useful,
00011 but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013 Library General Public License for more details.
00014 
00015 You should have received a copy of the GNU Library General Public
00016 License along with this library; if not, write to the Free Software
00017 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
00018 
00019 #include <kpathsea/config.h>
00020 
00021 #include <kpathsea/xstat.h>
00022 
00023 
00024 /* Test whether FILENAME1 and FILENAME2 are actually the same file.  If
00025    stat fails on either of the names, we return false, without error.  */
00026 
00027 boolean
00028 same_file_p P2C(const_string, filename1,  const_string, filename2)
00029 {
00030     struct stat sb1, sb2;
00031     /* These are put in variables only so the results can be inspected
00032        under gdb.  */
00033     int r1 = stat (filename1, &sb1);
00034     int r2 = stat (filename2, &sb2);
00035 
00036     return r1 == 0 && r2 == 0 ? SAME_FILE_P (sb1, sb2) : false;
00037 }