ae3c21a40a
* include/fileio.ch
* source/rtl/filesys.c
* source/rtl/fstemp.c
+ added FO_EXCL for exclusive create
+ added convert_create_flags_ex
! fixed warning in hb_fsPOpen
! fixed hb_fsCreateEx(), HB_FCREATE(),
hb_fsCreateTemp(), HB_FTEMPCREATE().
These functions were not working.
127 lines
4.0 KiB
C
127 lines
4.0 KiB
C
/*
|
|
* $Id$
|
|
*/
|
|
|
|
/*
|
|
* Harbour Project source code:
|
|
* HB_FTEMPCREATE() function
|
|
*
|
|
* Copyright 2000-2001 Jose Lalin <dezac@corevia.com>
|
|
* Viktor Szakats <viktor.szakats@syenar.hu>
|
|
* www - http://www.harbour-project.org
|
|
*
|
|
* 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, 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 software; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
|
|
* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
|
|
*
|
|
* As a special exception, the Harbour Project gives permission for
|
|
* additional uses of the text contained in its release of Harbour.
|
|
*
|
|
* The exception is that, if you link the Harbour libraries with other
|
|
* files to produce an executable, this does not by itself cause the
|
|
* resulting executable to be covered by the GNU General Public License.
|
|
* Your use of that executable is in no way restricted on account of
|
|
* linking the Harbour library code into it.
|
|
*
|
|
* This exception does not however invalidate any other reasons why
|
|
* the executable file might be covered by the GNU General Public License.
|
|
*
|
|
* This exception applies only to the code released by the Harbour
|
|
* Project under the name Harbour. If you copy code from other
|
|
* Harbour Project or Free Software Foundation releases into a copy of
|
|
* Harbour, as the General Public License permits, the exception does
|
|
* not apply to the code that you add in this way. To avoid misleading
|
|
* anyone as to the status of such modified files, you must delete
|
|
* this exception notice from them.
|
|
*
|
|
* If you write modifications of your own for Harbour, it is your choice
|
|
* whether to permit this exception to apply to your modifications.
|
|
* If you do not wish that, delete this exception notice.
|
|
*
|
|
*/
|
|
|
|
#include "hbapi.h"
|
|
#include "hbapifs.h"
|
|
|
|
#include <errno.h>
|
|
|
|
/* NOTE: The buffer must be at least _POSIX_PATH_MAX chars long */
|
|
|
|
static BOOL hb_fsTempName( BYTE * pszBuffer, const BYTE * pszDir, const BYTE * pszPrefix )
|
|
{
|
|
/* TODO: Implement these: */
|
|
HB_SYMBOL_UNUSED( pszDir );
|
|
HB_SYMBOL_UNUSED( pszPrefix );
|
|
|
|
/* TOFIX: The spec says to reserve L_tmpnam number of characters for the
|
|
passed buffer. It will be needed to fix _POSIX_PATH_MAX to be
|
|
at least this large. */
|
|
|
|
pszBuffer[ 0 ] = '\0';
|
|
|
|
tmpnam( ( char * ) pszBuffer );
|
|
|
|
return pszBuffer[ 0 ] != '\0';
|
|
}
|
|
|
|
/* NOTE: The buffer must be at least _POSIX_PATH_MAX chars long */
|
|
|
|
FHANDLE hb_fsCreateTemp( const BYTE * pszDir, const BYTE * pszPrefix, USHORT uiAttr, BYTE * pszName )
|
|
{
|
|
USHORT nAttemptLeft = 999;
|
|
|
|
errno = 0;
|
|
|
|
while( --nAttemptLeft )
|
|
{
|
|
if( hb_fsTempName( pszName, pszDir, pszPrefix ) )
|
|
{
|
|
FHANDLE fhnd = hb_fsCreateEx( pszName, uiAttr, FO_EXCLUSIVE | FO_EXCL);
|
|
|
|
/* This function may fail, if the generated filename got
|
|
used between generation and the file creation. */
|
|
|
|
if( fhnd != FS_ERROR )
|
|
{
|
|
return fhnd;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* Don't attempt to retry if the filename generator is
|
|
failing for some reason. */
|
|
break;
|
|
}
|
|
}
|
|
|
|
hb_fsSetError( FS_ERROR );
|
|
return FS_ERROR;
|
|
}
|
|
|
|
#ifdef HB_EXTENSION
|
|
|
|
HB_FUNC( HB_FTEMPCREATE )
|
|
{
|
|
BYTE szName[ _POSIX_PATH_MAX + 1 ];
|
|
|
|
hb_retni( hb_fsCreateTemp( ( BYTE * ) hb_parc( 1 ),
|
|
( BYTE * ) hb_parc( 2 ),
|
|
ISNUM( 3 ) ? hb_parni( 3 ) : FC_NORMAL,
|
|
szName ) );
|
|
|
|
hb_storc( ( char *) szName, 4 );
|
|
}
|
|
|
|
#endif
|