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1228 lines
33 KiB
ObjectPascal
1228 lines
33 KiB
ObjectPascal
{
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This file is part of the Free Pascal run time library.
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Copyright (c) 1999-2000 by Florian Klaempfl
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member of the Free Pascal development team
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Sysutils unit for win32
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See the file COPYING.FPC, included in this distribution,
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for details about the copyright.
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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.
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**********************************************************************}
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unit sysutils;
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interface
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{$MODE objfpc}
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{ force ansistrings }
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{$H+}
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uses
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windows;
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{$DEFINE HAS_SLEEP}
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{$DEFINE HAS_OSERROR}
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{$DEFINE HAS_OSCONFIG}
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{$DEFINE HAS_CREATEGUID}
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{ Include platform independent interface part }
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{$i sysutilh.inc}
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type
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TSystemTime = Windows.TSystemTime;
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EWin32Error = class(Exception)
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public
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ErrorCode : DWORD;
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end;
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Var
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Win32Platform : Longint;
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Win32MajorVersion,
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Win32MinorVersion,
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Win32BuildNumber : dword;
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Win32CSDVersion : ShortString; // CSD record is 128 bytes only?
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{ Compatibility with Delphi }
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function Win32Check(res:boolean):boolean;inline;
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function WinCheck(res:boolean):boolean;
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function GetFileVersion(const AFileName: string): Cardinal;
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implementation
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uses
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sysconst;
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function WinCheck(res:boolean):boolean;
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begin
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if not res then
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RaiseLastOSError;
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result:=res;
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end;
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function Win32Check(res:boolean):boolean;inline;
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begin
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result:=WinCheck(res);
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end;
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function GetFileVersion(const AFileName:string):Cardinal;
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var
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{ usefull only as long as we don't need to touch different stack pages }
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buf : array[0..3071] of byte;
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bufp : pointer;
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fn : string;
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valsize,
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size : DWORD;
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h : DWORD;
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valrec : PVSFixedFileInfo;
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begin
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result:=$fffffff;
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fn:=AFileName;
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UniqueString(fn);
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size:=GetFileVersionInfoSize(pchar(fn),@h);
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if size>sizeof(buf) then
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begin
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getmem(bufp,size);
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try
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if GetFileVersionInfo(pchar(fn),h,size,bufp) then
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if VerQueryValue(bufp,'\',valrec,valsize) then
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result:=valrec^.dwFileVersionMS;
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finally
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freemem(bufp);
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end;
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end
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else
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begin
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if GetFileVersionInfo(pchar(fn),h,size,@buf) then
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if VerQueryValue(@buf,'\',valrec,valsize) then
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result:=valrec^.dwFileVersionMS;
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end;
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end;
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{$define HASCREATEGUID}
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{$define HASEXPANDUNCFILENAME}
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{$DEFINE FPC_NOGENERICANSIROUTINES}
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{$DEFINE FPC_FEXPAND_UNC} (* UNC paths are supported *)
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{$DEFINE FPC_FEXPAND_DRIVES} (* Full paths begin with drive specification *)
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{ Include platform independent implementation part }
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{$i sysutils.inc}
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function SysGetTempFileName(lpPathName:LPCSTR;
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lpPrefixString:LPCSTR;
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uUnique:UINT;
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lpTempFileName:LPSTR):UINT;stdcall;external 'kernel32' name 'GetTempFileNameA';
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function GetTempFileName(Dir,Prefix: PChar; uUnique: DWORD; TempFileName: PChar):DWORD;
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begin
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Result:=SysGetTempFileName(Dir,Prefix,uUnique,TempFileName);
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end;
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{ UUID generation. }
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function CoCreateGuid(out guid: TGUID): HResult; stdcall; external 'ole32.dll' name 'CoCreateGuid';
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function SysCreateGUID(out Guid: TGUID): Integer;
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begin
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Result := Integer(CoCreateGuid(Guid));
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end;
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function ExpandUNCFileName (const filename:string) : string;
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{ returns empty string on errors }
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var
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s : ansistring;
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size : dword;
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rc : dword;
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buf : pchar;
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begin
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s := ExpandFileName (filename);
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s := s + #0;
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size := max_path;
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getmem(buf,size);
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try
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rc := WNetGetUniversalName (pchar(s), UNIVERSAL_NAME_INFO_LEVEL, buf, @size);
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if rc=ERROR_MORE_DATA then
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begin
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buf:=reallocmem(buf,size);
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rc := WNetGetUniversalName (pchar(s), UNIVERSAL_NAME_INFO_LEVEL, buf, @size);
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end;
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if rc = NO_ERROR then
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Result := PRemoteNameInfo(buf)^.lpUniversalName
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else if rc = ERROR_NOT_CONNECTED then
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Result := filename
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else
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Result := '';
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finally
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freemem(buf);
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end;
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end;
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{****************************************************************************
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File Functions
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****************************************************************************}
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var
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SetFilePointerEx : function(hFile : THandle;
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liDistanceToMove : int64;lpNewFilePointer : pint64;
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dwMoveMethod : DWord) : ByteBool;stdcall;
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Function FileOpen (Const FileName : string; Mode : Integer) : THandle;
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const
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AccessMode: array[0..2] of Cardinal = (
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GENERIC_READ,
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GENERIC_WRITE,
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GENERIC_READ or GENERIC_WRITE);
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ShareMode: array[0..4] of Integer = (
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0,
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0,
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FILE_SHARE_READ,
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FILE_SHARE_WRITE,
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FILE_SHARE_READ or FILE_SHARE_WRITE);
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Var
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FN : string;
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begin
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FN:=FileName+#0;
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result := CreateFile(@FN[1], dword(AccessMode[Mode and 3]),
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dword(ShareMode[(Mode and $F0) shr 4]), nil, OPEN_EXISTING,
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FILE_ATTRIBUTE_NORMAL, 0);
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//if fail api return feInvalidHandle (INVALIDE_HANDLE=feInvalidHandle=-1)
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end;
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Function FileCreate (Const FileName : String) : THandle;
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Var
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FN : string;
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begin
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FN:=FileName+#0;
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Result := CreateFile(@FN[1], GENERIC_READ or GENERIC_WRITE,
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0, nil, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
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end;
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Function FileCreate (Const FileName : String; Mode:longint) : THandle;
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begin
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FileCreate:=FileCreate(FileName);
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end;
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Function FileRead (Handle : THandle; Var Buffer; Count : longint) : Longint;
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Var
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res : dword;
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begin
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if ReadFile(Handle, Buffer, Count, res, nil) then
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FileRead:=Res
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else
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FileRead:=-1;
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end;
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Function FileWrite (Handle : THandle; const Buffer; Count : Longint) : Longint;
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Var
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Res : dword;
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begin
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if WriteFile(Handle, Buffer, Count, Res, nil) then
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FileWrite:=Res
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else
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FileWrite:=-1;
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end;
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Function FileSeek (Handle : THandle;FOffset,Origin : Longint) : Longint;
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begin
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Result := longint(SetFilePointer(Handle, FOffset, nil, Origin));
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end;
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Function FileSeek (Handle : THandle; FOffset: Int64; Origin: Longint) : Int64;
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begin
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if assigned(SetFilePointerEx) then
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begin
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if not(SetFilePointerEx(Handle, FOffset, @result, Origin)) then
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Result:=-1;
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end
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else
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Result:=longint(SetFilePointer(Handle, FOffset, nil, Origin));
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end;
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Procedure FileClose (Handle : THandle);
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begin
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if Handle<=4 then
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exit;
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CloseHandle(Handle);
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end;
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Function FileTruncate (Handle : THandle;Size: Int64) : boolean;
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begin
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{
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Result:=longint(SetFilePointer(handle,Size,nil,FILE_BEGIN))<>-1;
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}
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if FileSeek (Handle, Size, FILE_BEGIN) = Size then
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Result:=SetEndOfFile(handle)
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else
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Result := false;
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end;
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Function DosToWinTime (DTime:longint;Var Wtime : TFileTime):longbool;
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var
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lft : TFileTime;
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begin
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DosToWinTime:=DosDateTimeToFileTime(longrec(dtime).hi,longrec(dtime).lo,@lft) and
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LocalFileTimeToFileTime(lft,Wtime);
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end;
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Function WinToDosTime (Var Wtime : TFileTime;var DTime:longint):longbool;
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var
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lft : TFileTime;
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begin
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WinToDosTime:=FileTimeToLocalFileTime(WTime,lft) and
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FileTimeToDosDateTime(lft,Longrec(Dtime).Hi,LongRec(DTIME).lo);
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end;
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Function FileAge (Const FileName : String): Longint;
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var
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Handle: THandle;
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FindData: TWin32FindData;
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begin
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Handle := FindFirstFile(Pchar(FileName), FindData);
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if Handle <> INVALID_HANDLE_VALUE then
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begin
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Windows.FindClose(Handle);
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if (FindData.dwFileAttributes and FILE_ATTRIBUTE_DIRECTORY) = 0 then
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If WinToDosTime(FindData.ftLastWriteTime,Result) then
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exit;
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end;
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Result := -1;
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end;
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Function FileExists (Const FileName : String) : Boolean;
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var
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Attr:Dword;
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begin
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Attr:=GetFileAttributes(PChar(FileName));
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if Attr <> $ffffffff then
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Result:= (Attr and FILE_ATTRIBUTE_DIRECTORY) = 0
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else
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Result:=False;
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end;
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Function DirectoryExists (Const Directory : String) : Boolean;
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var
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Attr:Dword;
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begin
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Attr:=GetFileAttributes(PChar(Directory));
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if Attr <> $ffffffff then
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Result:= (Attr and FILE_ATTRIBUTE_DIRECTORY) > 0
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else
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Result:=False;
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end;
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Function FindMatch(var f: TSearchRec) : Longint;
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begin
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{ Find file with correct attribute }
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While (F.FindData.dwFileAttributes and cardinal(F.ExcludeAttr))<>0 do
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begin
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if not FindNextFile (F.FindHandle,F.FindData) then
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begin
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Result:=GetLastError;
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exit;
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end;
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end;
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{ Convert some attributes back }
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WinToDosTime(F.FindData.ftLastWriteTime,F.Time);
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f.size:=F.FindData.NFileSizeLow;
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f.attr:=F.FindData.dwFileAttributes;
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f.Name:=StrPas(@F.FindData.cFileName[0]);
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Result:=0;
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end;
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Function FindFirst (Const Path : String; Attr : Longint; out Rslt : TSearchRec) : Longint;
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begin
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Rslt.Name:=Path;
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Rslt.Attr:=attr;
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Rslt.ExcludeAttr:=(not Attr) and ($1e);
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{ $1e = faHidden or faSysFile or faVolumeID or faDirectory }
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{ FindFirstFile is a Win32 Call }
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Rslt.FindHandle:=FindFirstFile (PChar(Path),Rslt.FindData);
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If Rslt.FindHandle=Invalid_Handle_value then
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begin
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Result:=GetLastError;
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exit;
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end;
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{ Find file with correct attribute }
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Result:=FindMatch(Rslt);
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end;
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Function FindNext (Var Rslt : TSearchRec) : Longint;
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begin
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if FindNextFile(Rslt.FindHandle, Rslt.FindData) then
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Result := FindMatch(Rslt)
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else
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Result := GetLastError;
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end;
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Procedure FindClose (Var F : TSearchrec);
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begin
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if F.FindHandle <> INVALID_HANDLE_VALUE then
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Windows.FindClose(F.FindHandle);
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end;
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Function FileGetDate (Handle : THandle) : Longint;
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Var
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FT : TFileTime;
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begin
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If GetFileTime(Handle,nil,nil,@ft) and
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WinToDosTime(FT,Result) then
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exit;
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Result:=-1;
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end;
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Function FileSetDate (Handle : THandle;Age : Longint) : Longint;
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Var
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FT: TFileTime;
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begin
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Result := 0;
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if DosToWinTime(Age,FT) and
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SetFileTime(Handle, nil, nil, @FT) then
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Exit;
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Result := GetLastError;
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end;
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Function FileGetAttr (Const FileName : String) : Longint;
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begin
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Result:=GetFileAttributes(PChar(FileName));
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end;
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Function FileSetAttr (Const Filename : String; Attr: longint) : Longint;
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begin
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if SetFileAttributes(PChar(FileName), Attr) then
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Result:=0
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else
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Result := GetLastError;
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end;
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Function DeleteFile (Const FileName : String) : Boolean;
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begin
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Result:=Windows.DeleteFile(Pchar(FileName));
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end;
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Function RenameFile (Const OldName, NewName : String) : Boolean;
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begin
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Result := MoveFile(PChar(OldName), PChar(NewName));
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end;
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{****************************************************************************
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Disk Functions
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****************************************************************************}
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function GetDiskFreeSpace(drive:pchar;var sector_cluster,bytes_sector,
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freeclusters,totalclusters:longint):longbool;
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stdcall;external 'kernel32' name 'GetDiskFreeSpaceA';
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type
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TGetDiskFreeSpaceEx = function(drive:pchar;var availableforcaller,total,free):longbool;stdcall;
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var
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GetDiskFreeSpaceEx : TGetDiskFreeSpaceEx;
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function diskfree(drive : byte) : int64;
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var
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disk : array[1..4] of char;
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secs,bytes,
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free,total : longint;
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qwtotal,qwfree,qwcaller : int64;
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begin
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if drive=0 then
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begin
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disk[1]:='\';
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disk[2]:=#0;
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end
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else
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begin
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disk[1]:=chr(drive+64);
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disk[2]:=':';
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disk[3]:='\';
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disk[4]:=#0;
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end;
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if assigned(GetDiskFreeSpaceEx) then
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begin
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if GetDiskFreeSpaceEx(@disk[1],qwcaller,qwtotal,qwfree) then
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diskfree:=qwfree
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else
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diskfree:=-1;
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end
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else
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begin
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if GetDiskFreeSpace(@disk[1],secs,bytes,free,total) then
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diskfree:=int64(free)*secs*bytes
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else
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diskfree:=-1;
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end;
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end;
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|
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function disksize(drive : byte) : int64;
|
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var
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disk : array[1..4] of char;
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secs,bytes,
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free,total : longint;
|
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qwtotal,qwfree,qwcaller : int64;
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begin
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if drive=0 then
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begin
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disk[1]:='\';
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disk[2]:=#0;
|
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end
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else
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begin
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disk[1]:=chr(drive+64);
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disk[2]:=':';
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disk[3]:='\';
|
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disk[4]:=#0;
|
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end;
|
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if assigned(GetDiskFreeSpaceEx) then
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begin
|
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if GetDiskFreeSpaceEx(@disk[1],qwcaller,qwtotal,qwfree) then
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disksize:=qwtotal
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else
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disksize:=-1;
|
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end
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else
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begin
|
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if GetDiskFreeSpace(@disk[1],secs,bytes,free,total) then
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disksize:=int64(total)*secs*bytes
|
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else
|
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disksize:=-1;
|
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end;
|
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end;
|
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|
|
|
|
Function GetCurrentDir : String;
|
|
begin
|
|
GetDir(0, result);
|
|
end;
|
|
|
|
|
|
Function SetCurrentDir (Const NewDir : String) : Boolean;
|
|
begin
|
|
Result:=SetCurrentDirectory(PChar(NewDir));
|
|
end;
|
|
|
|
|
|
Function CreateDir (Const NewDir : String) : Boolean;
|
|
begin
|
|
Result:=CreateDirectory(PChar(NewDir),nil);
|
|
end;
|
|
|
|
|
|
Function RemoveDir (Const Dir : String) : Boolean;
|
|
begin
|
|
Result:=RemoveDirectory(PChar(Dir));
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
Time Functions
|
|
****************************************************************************}
|
|
|
|
|
|
Procedure GetLocalTime(var SystemTime: TSystemTime);
|
|
Var
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Syst : Windows.TSystemtime;
|
|
begin
|
|
windows.Getlocaltime(@syst);
|
|
SystemTime.year:=syst.wYear;
|
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SystemTime.month:=syst.wMonth;
|
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SystemTime.day:=syst.wDay;
|
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SystemTime.hour:=syst.wHour;
|
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SystemTime.minute:=syst.wMinute;
|
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SystemTime.second:=syst.wSecond;
|
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SystemTime.millisecond:=syst.wMilliSeconds;
|
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end;
|
|
|
|
|
|
{****************************************************************************
|
|
Misc Functions
|
|
****************************************************************************}
|
|
|
|
procedure Beep;
|
|
begin
|
|
MessageBeep(0);
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
Locale Functions
|
|
****************************************************************************}
|
|
|
|
Procedure InitAnsi;
|
|
Var
|
|
i : longint;
|
|
begin
|
|
{ Fill table entries 0 to 127 }
|
|
for i := 0 to 96 do
|
|
UpperCaseTable[i] := chr(i);
|
|
for i := 97 to 122 do
|
|
UpperCaseTable[i] := chr(i - 32);
|
|
for i := 123 to 191 do
|
|
UpperCaseTable[i] := chr(i);
|
|
Move (CPISO88591UCT,UpperCaseTable[192],SizeOf(CPISO88591UCT));
|
|
|
|
for i := 0 to 64 do
|
|
LowerCaseTable[i] := chr(i);
|
|
for i := 65 to 90 do
|
|
LowerCaseTable[i] := chr(i + 32);
|
|
for i := 91 to 191 do
|
|
LowerCaseTable[i] := chr(i);
|
|
Move (CPISO88591LCT,UpperCaseTable[192],SizeOf(CPISO88591UCT));
|
|
end;
|
|
|
|
|
|
function GetLocaleStr(LID, LT: Longint; const Def: string): ShortString;
|
|
var
|
|
L: Integer;
|
|
Buf: array[0..255] of Char;
|
|
begin
|
|
L := GetLocaleInfo(LID, LT, Buf, SizeOf(Buf));
|
|
if L > 0 then
|
|
SetString(Result, @Buf[0], L - 1)
|
|
else
|
|
Result := Def;
|
|
end;
|
|
|
|
|
|
function GetLocaleChar(LID, LT: Longint; Def: Char): Char;
|
|
var
|
|
Buf: array[0..1] of Char;
|
|
begin
|
|
if GetLocaleInfo(LID, LT, Buf, 2) > 0 then
|
|
Result := Buf[0]
|
|
else
|
|
Result := Def;
|
|
end;
|
|
|
|
|
|
Function GetLocaleInt(LID,TP,Def: LongInt): LongInt;
|
|
Var
|
|
S: String;
|
|
C: Integer;
|
|
Begin
|
|
S:=GetLocaleStr(LID,TP,'0');
|
|
Val(S,Result,C);
|
|
If C<>0 Then
|
|
Result:=Def;
|
|
End;
|
|
|
|
|
|
procedure GetFormatSettings;
|
|
var
|
|
HF : Shortstring;
|
|
LID : LCID;
|
|
I,Day : longint;
|
|
begin
|
|
LID := GetThreadLocale;
|
|
{ Date stuff }
|
|
for I := 1 to 12 do
|
|
begin
|
|
ShortMonthNames[I]:=GetLocaleStr(LID,LOCALE_SABBREVMONTHNAME1+I-1,ShortMonthNames[i]);
|
|
LongMonthNames[I]:=GetLocaleStr(LID,LOCALE_SMONTHNAME1+I-1,LongMonthNames[i]);
|
|
end;
|
|
for I := 1 to 7 do
|
|
begin
|
|
Day := (I + 5) mod 7;
|
|
ShortDayNames[I]:=GetLocaleStr(LID,LOCALE_SABBREVDAYNAME1+Day,ShortDayNames[i]);
|
|
LongDayNames[I]:=GetLocaleStr(LID,LOCALE_SDAYNAME1+Day,LongDayNames[i]);
|
|
end;
|
|
DateSeparator := GetLocaleChar(LID, LOCALE_SDATE, '/');
|
|
ShortDateFormat := GetLocaleStr(LID, LOCALE_SSHORTDATE, 'm/d/yy');
|
|
LongDateFormat := GetLocaleStr(LID, LOCALE_SLONGDATE, 'mmmm d, yyyy');
|
|
{ Time stuff }
|
|
TimeSeparator := GetLocaleChar(LID, LOCALE_STIME, ':');
|
|
TimeAMString := GetLocaleStr(LID, LOCALE_S1159, 'AM');
|
|
TimePMString := GetLocaleStr(LID, LOCALE_S2359, 'PM');
|
|
if StrToIntDef(GetLocaleStr(LID, LOCALE_ITLZERO, '0'), 0) = 0 then
|
|
HF:='h'
|
|
else
|
|
HF:='hh';
|
|
// No support for 12 hour stuff at the moment...
|
|
ShortTimeFormat := HF+':nn';
|
|
LongTimeFormat := HF + ':nn:ss';
|
|
{ Currency stuff }
|
|
CurrencyString:=GetLocaleStr(LID, LOCALE_SCURRENCY, '');
|
|
CurrencyFormat:=StrToIntDef(GetLocaleStr(LID, LOCALE_ICURRENCY, '0'), 0);
|
|
NegCurrFormat:=StrToIntDef(GetLocaleStr(LID, LOCALE_INEGCURR, '0'), 0);
|
|
{ Number stuff }
|
|
ThousandSeparator:=GetLocaleChar(LID, LOCALE_STHOUSAND, ',');
|
|
DecimalSeparator:=GetLocaleChar(LID, LOCALE_SDECIMAL, '.');
|
|
CurrencyDecimals:=StrToIntDef(GetLocaleStr(LID, LOCALE_ICURRDIGITS, '0'), 0);
|
|
end;
|
|
|
|
|
|
Procedure InitInternational;
|
|
var
|
|
{ A call to GetSystemMetrics changes the value of the 8087 Control Word on
|
|
Pentium4 with WinXP SP2 }
|
|
old8087CW: word;
|
|
begin
|
|
InitInternationalGeneric;
|
|
old8087CW:=Get8087CW;
|
|
SysLocale.MBCS:=GetSystemMetrics(SM_DBCSENABLED)<>0;
|
|
SysLocale.RightToLeft:=GetSystemMetrics(SM_MIDEASTENABLED)<>0;
|
|
SysLocale.DefaultLCID := $0409;
|
|
SysLocale.PriLangID := LANG_ENGLISH;
|
|
SysLocale.SubLangID := SUBLANG_ENGLISH_US;
|
|
// probably needs update with getthreadlocale. post 2.0.2
|
|
|
|
Set8087CW(old8087CW);
|
|
InitAnsi;
|
|
GetFormatSettings;
|
|
end;
|
|
|
|
|
|
{****************************************************************************
|
|
Target Dependent
|
|
****************************************************************************}
|
|
|
|
function FormatMessageA(dwFlags : DWORD;
|
|
lpSource : Pointer;
|
|
dwMessageId : DWORD;
|
|
dwLanguageId: DWORD;
|
|
lpBuffer : PCHAR;
|
|
nSize : DWORD;
|
|
Arguments : Pointer): DWORD; stdcall;external 'kernel32' name 'FormatMessageA';
|
|
|
|
function SysErrorMessage(ErrorCode: Integer): String;
|
|
const
|
|
MaxMsgSize = Format_Message_Max_Width_Mask;
|
|
var
|
|
MsgBuffer: pChar;
|
|
begin
|
|
GetMem(MsgBuffer, MaxMsgSize);
|
|
FillChar(MsgBuffer^, MaxMsgSize, #0);
|
|
FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM,
|
|
nil,
|
|
ErrorCode,
|
|
MakeLangId(LANG_NEUTRAL, SUBLANG_DEFAULT),
|
|
MsgBuffer, { This function allocs the memory }
|
|
MaxMsgSize, { Maximum message size }
|
|
nil);
|
|
SysErrorMessage := StrPas(MsgBuffer);
|
|
FreeMem(MsgBuffer, MaxMsgSize);
|
|
end;
|
|
|
|
{****************************************************************************
|
|
Initialization code
|
|
****************************************************************************}
|
|
|
|
Function GetEnvironmentVariable(Const EnvVar : String) : String;
|
|
|
|
var
|
|
s : string;
|
|
i : longint;
|
|
hp,p : pchar;
|
|
begin
|
|
Result:='';
|
|
p:=GetEnvironmentStrings;
|
|
hp:=p;
|
|
while hp^<>#0 do
|
|
begin
|
|
s:=strpas(hp);
|
|
i:=pos('=',s);
|
|
if uppercase(copy(s,1,i-1))=upcase(envvar) then
|
|
begin
|
|
Result:=copy(s,i+1,length(s)-i);
|
|
break;
|
|
end;
|
|
{ next string entry}
|
|
hp:=hp+strlen(hp)+1;
|
|
end;
|
|
FreeEnvironmentStrings(p);
|
|
end;
|
|
|
|
Function GetEnvironmentVariableCount : Integer;
|
|
|
|
var
|
|
hp,p : pchar;
|
|
begin
|
|
Result:=0;
|
|
p:=GetEnvironmentStrings;
|
|
hp:=p;
|
|
If (Hp<>Nil) then
|
|
while hp^<>#0 do
|
|
begin
|
|
Inc(Result);
|
|
hp:=hp+strlen(hp)+1;
|
|
end;
|
|
FreeEnvironmentStrings(p);
|
|
end;
|
|
|
|
Function GetEnvironmentString(Index : Integer) : String;
|
|
|
|
var
|
|
hp,p : pchar;
|
|
begin
|
|
Result:='';
|
|
p:=GetEnvironmentStrings;
|
|
hp:=p;
|
|
If (Hp<>Nil) then
|
|
begin
|
|
while (hp^<>#0) and (Index>1) do
|
|
begin
|
|
Dec(Index);
|
|
hp:=hp+strlen(hp)+1;
|
|
end;
|
|
If (hp^<>#0) then
|
|
Result:=StrPas(HP);
|
|
end;
|
|
FreeEnvironmentStrings(p);
|
|
end;
|
|
|
|
|
|
function ExecuteProcess(Const Path: AnsiString; Const ComLine: AnsiString):integer;
|
|
var
|
|
SI: TStartupInfo;
|
|
PI: TProcessInformation;
|
|
Proc : THandle;
|
|
l : DWord;
|
|
CommandLine : ansistring;
|
|
e : EOSError;
|
|
|
|
begin
|
|
FillChar(SI, SizeOf(SI), 0);
|
|
SI.cb:=SizeOf(SI);
|
|
SI.wShowWindow:=1;
|
|
{ always surround the name of the application by quotes
|
|
so that long filenames will always be accepted. But don't
|
|
do it if there are already double quotes, since Win32 does not
|
|
like double quotes which are duplicated!
|
|
}
|
|
if pos('"',path)=0 then
|
|
CommandLine:='"'+path+'"'
|
|
else
|
|
CommandLine:=path;
|
|
if ComLine <> '' then
|
|
CommandLine:=Commandline+' '+ComLine+#0
|
|
else
|
|
CommandLine := CommandLine + #0;
|
|
|
|
if not CreateProcess(nil, pchar(CommandLine),
|
|
Nil, Nil, False,$20, Nil, Nil, SI, PI) then
|
|
begin
|
|
e:=EOSError.CreateFmt(SExecuteProcessFailed,[CommandLine,GetLastError]);
|
|
e.ErrorCode:=GetLastError;
|
|
raise e;
|
|
end;
|
|
Proc:=PI.hProcess;
|
|
if WaitForSingleObject(Proc, dword($ffffffff)) <> $ffffffff then
|
|
begin
|
|
GetExitCodeProcess(Proc,l);
|
|
CloseHandle(Proc);
|
|
CloseHandle(PI.hThread);
|
|
result:=l;
|
|
end
|
|
else
|
|
begin
|
|
e:=EOSError.CreateFmt(SExecuteProcessFailed,[CommandLine,GetLastError]);
|
|
e.ErrorCode:=GetLastError;
|
|
CloseHandle(Proc);
|
|
CloseHandle(PI.hThread);
|
|
raise e;
|
|
end;
|
|
end;
|
|
|
|
function ExecuteProcess(Const Path: AnsiString; Const ComLine: Array of AnsiString):integer;
|
|
|
|
Var
|
|
CommandLine : AnsiString;
|
|
i : Integer;
|
|
|
|
Begin
|
|
Commandline:='';
|
|
For i:=0 to high(ComLine) Do
|
|
Commandline:=CommandLine+' '+Comline[i];
|
|
ExecuteProcess:=ExecuteProcess(Path,CommandLine);
|
|
End;
|
|
|
|
Procedure Sleep(Milliseconds : Cardinal);
|
|
|
|
begin
|
|
Windows.Sleep(MilliSeconds)
|
|
end;
|
|
|
|
Function GetLastOSError : Integer;
|
|
|
|
begin
|
|
Result:=GetLastError;
|
|
end;
|
|
|
|
{****************************************************************************
|
|
Initialization code
|
|
****************************************************************************}
|
|
|
|
var
|
|
kernel32dll : THandle;
|
|
|
|
Procedure LoadVersionInfo;
|
|
// and getfreespaceex
|
|
Var
|
|
versioninfo : TOSVERSIONINFO;
|
|
begin
|
|
kernel32dll:=0;
|
|
GetDiskFreeSpaceEx:=nil;
|
|
versioninfo.dwOSVersionInfoSize:=sizeof(versioninfo);
|
|
GetVersionEx(versioninfo);
|
|
Win32Platform:=versionInfo.dwPlatformId;
|
|
Win32MajorVersion:=versionInfo.dwMajorVersion;
|
|
Win32MinorVersion:=versionInfo.dwMinorVersion;
|
|
Win32BuildNumber:=versionInfo.dwBuildNumber;
|
|
Move (versioninfo.szCSDVersion ,Win32CSDVersion[1],128);
|
|
win32CSDVersion[0]:=chr(strlen(pchar(@versioninfo.szCSDVersion)));
|
|
if ((versioninfo.dwPlatformId=VER_PLATFORM_WIN32_WINDOWS) and
|
|
(versioninfo.dwBuildNUmber>=1000)) or
|
|
(versioninfo.dwPlatformId=VER_PLATFORM_WIN32_NT) then
|
|
begin
|
|
kernel32dll:=LoadLibrary('kernel32');
|
|
if kernel32dll<>0 then
|
|
GetDiskFreeSpaceEx:=TGetDiskFreeSpaceEx(GetProcAddress(kernel32dll,'GetDiskFreeSpaceExA'));
|
|
end;
|
|
end;
|
|
|
|
|
|
function FreeLibrary(hLibModule : THANDLE) : longbool;
|
|
stdcall;external 'kernel32' name 'FreeLibrary';
|
|
function GetVersionEx(var VersionInformation:TOSVERSIONINFO) : longbool;
|
|
stdcall;external 'kernel32' name 'GetVersionExA';
|
|
function LoadLibrary(lpLibFileName : pchar):THandle;
|
|
stdcall;external 'kernel32' name 'LoadLibraryA';
|
|
function GetProcAddress(hModule : THandle;lpProcName : pchar) : pointer;
|
|
stdcall;external 'kernel32' name 'GetProcAddress';
|
|
|
|
Const
|
|
CSIDL_PROGRAMS = $0002; { %SYSTEMDRIVE%\Program Files }
|
|
CSIDL_PERSONAL = $0005; { %USERPROFILE%\My Documents }
|
|
CSIDL_FAVORITES = $0006; { %USERPROFILE%\Favorites }
|
|
CSIDL_STARTUP = $0007; { %USERPROFILE%\Start menu\Programs\Startup }
|
|
CSIDL_RECENT = $0008; { %USERPROFILE%\Recent }
|
|
CSIDL_SENDTO = $0009; { %USERPROFILE%\Sendto }
|
|
CSIDL_STARTMENU = $000B; { %USERPROFILE%\Start menu }
|
|
CSIDL_MYMUSIC = $000D; { %USERPROFILE%\Documents\My Music }
|
|
CSIDL_MYVIDEO = $000E; { %USERPROFILE%\Documents\My Videos }
|
|
CSIDL_DESKTOPDIRECTORY = $0010; { %USERPROFILE%\Desktop }
|
|
CSIDL_NETHOOD = $0013; { %USERPROFILE%\NetHood }
|
|
CSIDL_TEMPLATES = $0015; { %USERPROFILE%\Templates }
|
|
CSIDL_COMMON_STARTMENU = $0016; { %PROFILEPATH%\All users\Start menu }
|
|
CSIDL_COMMON_PROGRAMS = $0017; { %PROFILEPATH%\All users\Start menu\Programs }
|
|
CSIDL_COMMON_STARTUP = $0018; { %PROFILEPATH%\All users\Start menu\Programs\Startup }
|
|
CSIDL_COMMON_DESKTOPDIRECTORY = $0019; { %PROFILEPATH%\All users\Desktop }
|
|
CSIDL_APPDATA = $001A; { %USERPROFILE%\Application Data (roaming) }
|
|
CSIDL_PRINTHOOD = $001B; { %USERPROFILE%\Printhood }
|
|
CSIDL_LOCAL_APPDATA = $001C; { %USERPROFILE%\Local Settings\Application Data (non roaming) }
|
|
CSIDL_COMMON_FAVORITES = $001F; { %PROFILEPATH%\All users\Favorites }
|
|
CSIDL_INTERNET_CACHE = $0020; { %USERPROFILE%\Local Settings\Temporary Internet Files }
|
|
CSIDL_COOKIES = $0021; { %USERPROFILE%\Cookies }
|
|
CSIDL_HISTORY = $0022; { %USERPROFILE%\Local settings\History }
|
|
CSIDL_COMMON_APPDATA = $0023; { %PROFILESPATH%\All Users\Application Data }
|
|
CSIDL_WINDOWS = $0024; { %SYSTEMROOT% }
|
|
CSIDL_SYSTEM = $0025; { %SYSTEMROOT%\SYSTEM32 (may be system on 95/98/ME) }
|
|
CSIDL_PROGRAM_FILES = $0026; { %SYSTEMDRIVE%\Program Files }
|
|
CSIDL_MYPICTURES = $0027; { %USERPROFILE%\My Documents\My Pictures }
|
|
CSIDL_PROFILE = $0028; { %USERPROFILE% }
|
|
CSIDL_PROGRAM_FILES_COMMON = $002B; { %SYSTEMDRIVE%\Program Files\Common }
|
|
CSIDL_COMMON_TEMPLATES = $002D; { %PROFILEPATH%\All Users\Templates }
|
|
CSIDL_COMMON_DOCUMENTS = $002E; { %PROFILEPATH%\All Users\Documents }
|
|
CSIDL_COMMON_ADMINTOOLS = $002F; { %PROFILEPATH%\All Users\Start Menu\Programs\Administrative Tools }
|
|
CSIDL_ADMINTOOLS = $0030; { %USERPROFILE%\Start Menu\Programs\Administrative Tools }
|
|
CSIDL_COMMON_MUSIC = $0035; { %PROFILEPATH%\All Users\Documents\my music }
|
|
CSIDL_COMMON_PICTURES = $0036; { %PROFILEPATH%\All Users\Documents\my pictures }
|
|
CSIDL_COMMON_VIDEO = $0037; { %PROFILEPATH%\All Users\Documents\my videos }
|
|
CSIDL_CDBURN_AREA = $003B; { %USERPROFILE%\Local Settings\Application Data\Microsoft\CD Burning }
|
|
CSIDL_PROFILES = $003E; { %PROFILEPATH% }
|
|
|
|
CSIDL_FLAG_CREATE = $8000; { (force creation of requested folder if it doesn't exist yet) }
|
|
|
|
|
|
Type
|
|
PFNSHGetFolderPath = Function(Ahwnd: HWND; Csidl: Integer; Token: THandle; Flags: DWord; Path: PChar): HRESULT; stdcall;
|
|
|
|
|
|
var
|
|
SHGetFolderPath : PFNSHGetFolderPath = Nil;
|
|
CFGDLLHandle : THandle = 0;
|
|
|
|
Procedure InitDLL;
|
|
|
|
Var
|
|
P : Pointer;
|
|
|
|
begin
|
|
CFGDLLHandle:=LoadLibrary('shell32.dll');
|
|
if (CFGDLLHandle<>0) then
|
|
begin
|
|
P:=GetProcAddress(CFGDLLHandle,'SHGetFolderPathA');
|
|
If (P=Nil) then
|
|
begin
|
|
FreeLibrary(CFGDLLHandle);
|
|
CFGDllHandle:=0;
|
|
end
|
|
else
|
|
SHGetFolderPath:=PFNSHGetFolderPath(P);
|
|
end;
|
|
If (P=Nil) then
|
|
begin
|
|
CFGDLLHandle:=LoadLibrary('shfolder.dll');
|
|
if (CFGDLLHandle<>0) then
|
|
begin
|
|
P:=GetProcAddress(CFGDLLHandle,'SHGetFolderPathA');
|
|
If (P=Nil) then
|
|
begin
|
|
FreeLibrary(CFGDLLHandle);
|
|
CFGDllHandle:=0;
|
|
end
|
|
else
|
|
ShGetFolderPath:=PFNSHGetFolderPath(P);
|
|
end;
|
|
end;
|
|
If (@ShGetFolderPath=Nil) then
|
|
Raise Exception.Create('Could not determine SHGetFolderPath Function');
|
|
end;
|
|
|
|
Function GetSpecialDir(ID : Integer) : String;
|
|
|
|
Var
|
|
APath : Array[0..MAX_PATH] of char;
|
|
|
|
begin
|
|
Result:='';
|
|
if (CFGDLLHandle=0) then
|
|
InitDLL;
|
|
If (SHGetFolderPath<>Nil) then
|
|
begin
|
|
if SHGetFolderPath(0,ID or CSIDL_FLAG_CREATE,0,0,@APATH[0])=S_OK then
|
|
Result:=IncludeTrailingPathDelimiter(StrPas(@APath[0]));
|
|
end;
|
|
end;
|
|
|
|
Function GetAppConfigDir(Global : Boolean) : String;
|
|
|
|
begin
|
|
If Global then
|
|
Result:=DGetAppConfigDir(Global) // or use windows dir ??
|
|
else
|
|
begin
|
|
Result:=GetSpecialDir(CSIDL_LOCAL_APPDATA)+ApplicationName;
|
|
If (Result='') then
|
|
Result:=DGetAppConfigDir(Global);
|
|
end;
|
|
end;
|
|
|
|
Function GetAppConfigFile(Global : Boolean; SubDir : Boolean) : String;
|
|
|
|
begin
|
|
if Global then
|
|
begin
|
|
Result:=IncludeTrailingPathDelimiter(DGetAppConfigDir(Global));
|
|
if SubDir then
|
|
Result:=IncludeTrailingPathDelimiter(Result+'Config');
|
|
Result:=Result+ApplicationName+ConfigExtension;
|
|
end
|
|
else
|
|
begin
|
|
Result:=IncludeTrailingPathDelimiter(GetAppConfigDir(False));
|
|
if SubDir then
|
|
Result:=Result+'Config\';
|
|
Result:=Result+ApplicationName+ConfigExtension;
|
|
end;
|
|
end;
|
|
|
|
Procedure InitSysConfigDir;
|
|
|
|
begin
|
|
SetLength(SysConfigDir, MAX_PATH);
|
|
SetLength(SysConfigDir, GetWindowsDirectory(PChar(SysConfigDir), MAX_PATH));
|
|
end;
|
|
|
|
{****************************************************************************
|
|
Target Dependent WideString stuff
|
|
****************************************************************************}
|
|
|
|
|
|
function Win32CompareWideString(const s1, s2 : WideString) : PtrInt;
|
|
begin
|
|
SetLastError(0);
|
|
Result:=CompareStringW(LOCALE_USER_DEFAULT,0,pwidechar(s1),
|
|
length(s1),pwidechar(s2),length(s2))-2;
|
|
if GetLastError<>0 then
|
|
RaiseLastOSError;
|
|
end;
|
|
|
|
|
|
function Win32CompareTextWideString(const s1, s2 : WideString) : PtrInt;
|
|
begin
|
|
SetLastError(0);
|
|
Result:=CompareStringW(LOCALE_USER_DEFAULT,NORM_IGNORECASE,pwidechar(s1),
|
|
length(s1),pwidechar(s2),length(s2))-2;
|
|
if GetLastError<>0 then
|
|
RaiseLastOSError;
|
|
end;
|
|
|
|
|
|
function Win32AnsiUpperCase(const s: string): string;
|
|
begin
|
|
if length(s)>0 then
|
|
begin
|
|
result:=s;
|
|
UniqueString(result);
|
|
CharUpperBuff(pchar(result),length(result));
|
|
end
|
|
else
|
|
result:='';
|
|
end;
|
|
|
|
|
|
function Win32AnsiLowerCase(const s: string): string;
|
|
begin
|
|
if length(s)>0 then
|
|
begin
|
|
result:=s;
|
|
UniqueString(result);
|
|
CharLowerBuff(pchar(result),length(result));
|
|
end
|
|
else
|
|
result:='';
|
|
end;
|
|
|
|
|
|
function Win32AnsiCompareStr(const S1, S2: string): PtrInt;
|
|
begin
|
|
result:=CompareString(LOCALE_USER_DEFAULT,0,pchar(s1),length(s1),
|
|
pchar(s2),length(s2))-2;
|
|
end;
|
|
|
|
|
|
function Win32AnsiCompareText(const S1, S2: string): PtrInt;
|
|
begin
|
|
result:=CompareString(LOCALE_USER_DEFAULT,NORM_IGNORECASE,pchar(s1),length(s1),
|
|
pchar(s2),length(s2))-2;
|
|
end;
|
|
|
|
|
|
function Win32AnsiStrComp(S1, S2: PChar): PtrInt;
|
|
begin
|
|
result:=CompareString(LOCALE_USER_DEFAULT,0,s1,-1,s2,-1)-2;
|
|
end;
|
|
|
|
|
|
function Win32AnsiStrIComp(S1, S2: PChar): PtrInt;
|
|
begin
|
|
result:=CompareString(LOCALE_USER_DEFAULT,NORM_IGNORECASE,s1,-1,s2,-1)-2;
|
|
end;
|
|
|
|
|
|
function Win32AnsiStrLComp(S1, S2: PChar; MaxLen: PtrUInt): PtrInt;
|
|
begin
|
|
result:=CompareString(LOCALE_USER_DEFAULT,0,s1,maxlen,s2,maxlen)-2;
|
|
end;
|
|
|
|
|
|
function Win32AnsiStrLIComp(S1, S2: PChar; MaxLen: PtrUInt): PtrInt;
|
|
begin
|
|
result:=CompareString(LOCALE_USER_DEFAULT,NORM_IGNORECASE,s1,maxlen,s2,maxlen)-2;
|
|
end;
|
|
|
|
|
|
function Win32AnsiStrLower(Str: PChar): PChar;
|
|
begin
|
|
CharLower(str);
|
|
result:=str;
|
|
end;
|
|
|
|
|
|
function Win32AnsiStrUpper(Str: PChar): PChar;
|
|
begin
|
|
CharUpper(str);
|
|
result:=str;
|
|
end;
|
|
|
|
|
|
{ there is a similiar procedure in the system unit which inits the fields which
|
|
are relevant already for the system unit }
|
|
procedure InitWin32Widestrings;
|
|
begin
|
|
widestringmanager.CompareWideStringProc:=@Win32CompareWideString;
|
|
widestringmanager.CompareTextWideStringProc:=@Win32CompareTextWideString;
|
|
widestringmanager.UpperAnsiStringProc:=@Win32AnsiUpperCase;
|
|
widestringmanager.LowerAnsiStringProc:=@Win32AnsiLowerCase;
|
|
widestringmanager.CompareStrAnsiStringProc:=@Win32AnsiCompareStr;
|
|
widestringmanager.CompareTextAnsiStringProc:=@Win32AnsiCompareText;
|
|
widestringmanager.StrCompAnsiStringProc:=@Win32AnsiStrComp;
|
|
widestringmanager.StrICompAnsiStringProc:=@Win32AnsiStrIComp;
|
|
widestringmanager.StrLCompAnsiStringProc:=@Win32AnsiStrLComp;
|
|
widestringmanager.StrLICompAnsiStringProc:=@Win32AnsiStrLIComp;
|
|
widestringmanager.StrLowerAnsiStringProc:=@Win32AnsiStrLower;
|
|
widestringmanager.StrUpperAnsiStringProc:=@Win32AnsiStrUpper;
|
|
end;
|
|
|
|
|
|
procedure SetupProcVars;
|
|
var
|
|
hinstLib : THandle;
|
|
begin
|
|
SetFilePointerEx:=nil;
|
|
hinstLib:=LoadLibrary(KernelDLL);
|
|
if hinstLib<>0 then
|
|
begin
|
|
pointer(SetFilePointerEx):=GetProcAddress(hinstLib,'SetFilePointerEx');
|
|
FreeLibrary(hinstLib);
|
|
end;
|
|
end;
|
|
|
|
|
|
Initialization
|
|
InitWin32Widestrings;
|
|
InitExceptions; { Initialize exceptions. OS independent }
|
|
InitInternational; { Initialize internationalization settings }
|
|
LoadVersionInfo;
|
|
InitSysConfigDir;
|
|
SetupProcVars;
|
|
Finalization
|
|
DoneExceptions;
|
|
if kernel32dll<>0 then
|
|
FreeLibrary(kernel32dll);
|
|
if CFGDLLHandle<>0 then
|
|
FreeLibrary(CFGDllHandle);
|
|
end.
|