d22a6f6424
* harbour/bin/hb-func.sh
! fixed few problems introduced by macro name modifications and removed
some wrong RT checking
* harbour/bin/hb-func.sh
* harbour/source/common/hbprintf.c
* harbour/source/rtl/fstemp.c
* harbour/config/bsd/libs.mk
* updated for NetBSD builds
383 lines
11 KiB
C
383 lines
11 KiB
C
/*
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* $Id$
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*/
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/*
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* Harbour Project source code:
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* HB_FTEMPCREATE() function
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*
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* Copyright 2000-2001 Jose Lalin <dezac@corevia.com>
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* Viktor Szakats (harbour.01 syenar.hu)
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* www - http://www.harbour-project.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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/* *nixes */
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#if !defined( _LARGEFILE64_SOURCE )
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# define _LARGEFILE64_SOURCE
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#endif
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#if !defined( _GNU_SOURCE )
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# define _GNU_SOURCE
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#endif
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/* Windows */
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#define HB_OS_WIN_USED
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#include "hbapi.h"
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#include "hbapifs.h"
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#include "hbvm.h"
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#include "hbmath.h"
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#include "hbset.h"
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#if defined( HB_OS_UNIX )
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#include <stdlib.h>
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#include <unistd.h> /* We need for mkstemp() on BSD */
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#endif
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#if ( defined( HB_OS_LINUX ) && !defined( __WATCOMC__ ) ) || \
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defined( HB_OS_BSD ) || defined( HB_OS_DARWIN ) || defined( HB_OS_SUNOS )
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#define HB_HAS_MKSTEMP
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#if ( defined( HB_OS_BSD ) && !defined( __NetBSD__ ) ) || \
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defined( HB_OS_DARWIN )
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#define HB_HAS_MKSTEMPS
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#endif
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#endif
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#if !defined( HB_USE_LARGEFILE64 ) && defined( HB_OS_UNIX )
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#if defined( __USE_LARGEFILE64 )
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/*
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* The macro: __USE_LARGEFILE64 is set when _LARGEFILE64_SOURCE is
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* defined and efectively enables lseek64/flock64/ftruncate64 functions
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* on 32bit machines.
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*/
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#define HB_USE_LARGEFILE64
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#elif defined( HB_OS_UNIX ) && defined( O_LARGEFILE ) && ! defined( __WATCOMC__ )
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#define HB_USE_LARGEFILE64
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#endif
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#endif
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#if !defined( HB_OS_WIN )
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static BOOL fsGetTempDirByCase( char * pszName, const char * pszTempDir )
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{
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BOOL fOK = FALSE;
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if( pszTempDir && *pszTempDir != '\0' )
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{
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hb_strncpy( pszName, pszTempDir, HB_PATH_MAX - 1 );
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switch( hb_setGetDirCase() )
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{
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case HB_SET_CASE_LOWER:
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hb_strLower( pszName, strlen( pszName ) );
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fOK = strcmp( pszName, pszTempDir ) == 0;
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break;
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case HB_SET_CASE_UPPER:
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hb_strUpper( pszName, strlen( pszName ) );
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fOK = strcmp( pszName, pszTempDir ) == 0;
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break;
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default:
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fOK = TRUE;
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break;
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}
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}
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# if defined( __DJGPP__ )
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if( fOK )
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{
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/* convert '/' to '\' */
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char * pszDelim;
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while( ( pszDelim = strchr( pszName, '/' ) ) != NULL )
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*pszDelim = '\\';
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}
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# endif
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return fOK;
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}
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#endif
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static HB_FHANDLE hb_fsCreateTempLow( const char * pszDir, const char * pszPrefix, ULONG ulAttr, char * pszName, const char * pszExt )
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{
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/* less attemps */
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int iAttemptLeft = 99, iLen;
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HB_FHANDLE fd;
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do
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{
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pszName[ 0 ] = '\0';
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if( pszDir && pszDir[ 0 ] != '\0' )
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{
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hb_strncpy( pszName, pszDir, HB_PATH_MAX - 1 );
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}
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else
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{
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#if defined( HB_OS_WIN )
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if( ! GetTempPathA( ( DWORD ) ( HB_PATH_MAX - 1 ), pszName ) )
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{
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pszName[ 0 ] = '.';
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pszName[ 1 ] = '\0';
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}
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#else
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char * pszTmpDir = hb_getenv( "TMPDIR" );
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if( !fsGetTempDirByCase( pszName, pszTmpDir ) )
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{
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#ifdef P_tmpdir
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if( !fsGetTempDirByCase( pszName, P_tmpdir ) )
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#endif
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{
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pszName[ 0 ] = '.';
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pszName[ 1 ] = '\0';
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}
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}
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if( pszTmpDir )
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hb_xfree( pszTmpDir );
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#endif
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}
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if( pszName[0] != '\0' )
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{
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int len = strlen( pszName );
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if( pszName[ len - 1 ] != HB_OS_PATH_DELIM_CHR )
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{
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pszName[ len ] = HB_OS_PATH_DELIM_CHR;
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pszName[ len + 1 ] = '\0';
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}
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}
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if( pszPrefix )
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hb_strncat( pszName, pszPrefix, HB_PATH_MAX - 1 );
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iLen = ( int ) strlen( pszName );
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if( iLen > ( HB_PATH_MAX - 1 ) - 6 )
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return FS_ERROR;
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#if defined( HB_HAS_MKSTEMP )
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if( hb_setGetFileCase() != HB_SET_CASE_LOWER &&
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hb_setGetFileCase() != HB_SET_CASE_UPPER &&
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hb_setGetDirCase() != HB_SET_CASE_LOWER &&
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hb_setGetDirCase() != HB_SET_CASE_UPPER
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#if !defined( HB_HAS_MKSTEMPS )
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&& ( pszExt == NULL || *pszExt == 0 )
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#endif
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)
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{
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hb_vmUnlock();
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hb_strncat( pszName, "XXXXXX", HB_PATH_MAX - 1 );
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#if defined( HB_HAS_MKSTEMPS )
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if( pszExt && *pszExt )
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{
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hb_strncat( pszName, pszExt, HB_PATH_MAX - 1 );
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#if defined( HB_USE_LARGEFILE64 )
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fd = ( HB_FHANDLE ) mkstemps64( pszName, ( int ) strlen( pszExt ) );
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#else
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fd = ( HB_FHANDLE ) mkstemps( pszName, ( int ) strlen( pszExt ) );
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#endif
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}
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else
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#endif
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#if defined( HB_USE_LARGEFILE64 )
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fd = ( HB_FHANDLE ) mkstemp64( pszName );
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#else
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fd = ( HB_FHANDLE ) mkstemp( pszName );
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#endif
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hb_fsSetIOError( fd != ( HB_FHANDLE ) -1, 0 );
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hb_vmLock();
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}
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else
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#endif /* HB_HAS_MKSTEMP */
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{
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int i, n;
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double d = hb_random_num(), x;
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for( i = 0; i < 6; i++ )
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{
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d = d * 36;
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n = ( int ) d;
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d = modf( d, &x );
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pszName[ iLen++ ] = ( char ) ( n + ( n > 9 ? 'a' - 10 : '0' ) );
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}
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pszName[ iLen ] = '\0';
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if( pszExt )
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hb_strncat( pszName, pszExt, HB_PATH_MAX - 1 );
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hb_fsNameConv( pszName, NULL );
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fd = hb_fsCreateEx( pszName, ulAttr, FO_EXCLUSIVE | FO_EXCL );
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}
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if( fd != ( HB_FHANDLE ) FS_ERROR )
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return fd;
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}
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while( --iAttemptLeft );
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return FS_ERROR;
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}
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/* NOTE: The buffer must be at least HB_PATH_MAX chars long */
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#if !defined( HB_OS_UNIX )
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static BOOL hb_fsTempName( char * pszBuffer, const char * pszDir, const char * pszPrefix )
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{
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BOOL fResult;
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hb_vmUnlock();
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#if defined( HB_IO_WIN )
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{
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char szTempDir[ HB_PATH_MAX ];
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if( pszDir && pszDir[ 0 ] != '\0' )
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hb_strncpy( szTempDir, pszDir, sizeof( szTempDir ) - 1 );
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else
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{
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if( ! GetTempPathA( ( DWORD ) HB_PATH_MAX, szTempDir ) )
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{
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hb_fsSetIOError( FALSE, 0 );
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return FALSE;
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}
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}
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szTempDir[ HB_PATH_MAX - 1 ] = '\0';
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fResult = GetTempFileNameA( szTempDir, pszPrefix ? pszPrefix : "hb", 0, pszBuffer );
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}
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#else
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/* TODO: Implement these: */
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HB_SYMBOL_UNUSED( pszDir );
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HB_SYMBOL_UNUSED( pszPrefix );
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/* TOFIX: The spec says to reserve L_tmpnam number of characters for the
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passed buffer. It will be needed to fix HB_PATH_MAX - 1 to be
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at least this large. */
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pszBuffer[ 0 ] = '\0';
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fResult = ( tmpnam( pszBuffer ) != NULL );
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# if defined( __DJGPP__ )
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{
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/* convert '/' to '\' */
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char * pszDelim;
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while( ( pszDelim = strchr( pszBuffer, '/' ) ) != NULL )
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*pszDelim = '\\';
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}
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# endif
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#endif
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hb_fsSetIOError( fResult, 0 );
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hb_vmLock();
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return fResult;
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}
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/* NOTE: The pszName buffer must be at least HB_PATH_MAX chars long */
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HB_FHANDLE hb_fsCreateTemp( const char * pszDir, const char * pszPrefix, ULONG ulAttr, char * pszName )
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{
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int iAttemptLeft = 999;
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while( --iAttemptLeft )
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{
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if( hb_fsTempName( pszName, pszDir, pszPrefix ) )
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{
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#if defined( HB_OS_WIN )
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/* Using FO_TRUNC on win platforms as hb_fsTempName() uses GetTempFileName(),
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which creates the file, so FO_EXCL would fail at this point. [vszakats] */
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HB_FHANDLE fhnd = hb_fsCreateEx( pszName, ulAttr, FO_EXCLUSIVE | FO_TRUNC );
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#else
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HB_FHANDLE fhnd = hb_fsCreateEx( pszName, ulAttr, FO_EXCLUSIVE | FO_EXCL );
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#endif
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/* This function may fail, if the generated filename got
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used between generation and the file creation. */
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if( fhnd != FS_ERROR )
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return fhnd;
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}
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else
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{
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/* Don't attempt to retry if the filename generator is
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failing for some reason. */
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break;
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}
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}
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return FS_ERROR;
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}
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#else /* HB_OS_UNIX */
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HB_FHANDLE hb_fsCreateTemp( const char * pszDir, const char * pszPrefix, ULONG ulAttr, char * pszName )
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{
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return hb_fsCreateTempLow( pszDir, pszPrefix, ulAttr, pszName, NULL );
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}
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#endif
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HB_FUNC( HB_FTEMPCREATE )
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{
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char szName[ HB_PATH_MAX ];
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hb_retnint( ( HB_NHANDLE ) hb_fsCreateTemp( hb_parc( 1 ),
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hb_parc( 2 ),
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( ULONG ) ( HB_ISNUM( 3 ) ? ( ULONG ) hb_parnl( 3 ) : FC_NORMAL ),
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szName ) );
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hb_storc( szName, 4 );
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}
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HB_FHANDLE hb_fsCreateTempEx( char * pszName, const char * pszDir, const char * pszPrefix, const char * pszExt, ULONG ulAttr )
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{
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return hb_fsCreateTempLow( pszDir, pszPrefix, ulAttr, pszName, pszExt );
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}
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HB_FUNC( HB_FTEMPCREATEEX )
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{
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char szName[ HB_PATH_MAX ];
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hb_retnint( ( HB_NHANDLE ) hb_fsCreateTempEx( szName,
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hb_parc( 2 ),
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hb_parc( 3 ),
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hb_parc( 4 ),
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( ULONG ) ( HB_ISNUM( 5 ) ? ( ULONG ) hb_parnl( 5 ) : FC_NORMAL ) ) );
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hb_storc( szName, 1 );
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}
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