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/*
* mknod()
*
* This routine is not defined in the POSIX 1003.1b standard but is
* commonly supported on most UNIX and POSIX systems. It is the
* foundation for creating file system objects.
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <stdlib.h>
#include "libio_.h"
int mknod(
const char *pathname,
mode_t mode,
dev_t dev
)
{
rtems_filesystem_location_info_t temp_loc;
int i;
const char *name_start;
int result;
if ( !(mode & (S_IFREG|S_IFCHR|S_IFBLK|S_IFIFO) ) )
set_errno_and_return_minus_one( EINVAL );
if ( S_ISFIFO(mode) )
set_errno_and_return_minus_one( ENOTSUP );
rtems_filesystem_get_start_loc( pathname, &i, &temp_loc );
result = (*temp_loc.ops->evalformake)(
&pathname[i],
&temp_loc,
&name_start
);
if ( result != 0 )
return -1;
if ( !temp_loc.ops->mknod ) {
rtems_filesystem_freenode( &temp_loc );
set_errno_and_return_minus_one( ENOTSUP );
}
result = (*temp_loc.ops->mknod)( name_start, mode, dev, &temp_loc );
rtems_filesystem_freenode( &temp_loc );
return result;
}
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