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/*
* cook - file construction tool
* Copyright (C) 1990, 1991, 1992, 1993, 1997, 1998, 1999 Peter Miller;
* All rights reserved.
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
*
* MANIFEST: functions to isolate operating system interface
*/
#include <ac/errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <error_intl.h>
#include <os_interface.h>
/*
* NAME
* os_exists - tests for the existence of a file
*
* SYNOPSIS
* int os_exists(char *filename);
*
* DESCRIPTION
* Os_returns 1 if the file exists, 0 if it does not.
*/
int
os_exists(filename)
char *filename;
{
struct stat st;
if (stat(filename, &st))
{
switch (errno)
{
case ENOENT:
case ENOTDIR:
break;
default:
fatal_intl_stat(filename);
/* NOTREACHED */
}
return 0;
}
return 1;
}
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