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procedure CheckResult(b: Boolean);begin if not b then raise Exception.Create(SysErrorMessage(GetLastError));end; function RunDOS(const CommandLine: string): string;var HRead, HWrite: THandle; StartInfo: TStartupInfo; ProceInfo: TProcessInformation; b: Boolean; sa: TSecurityAttributes; inS: THandleStream; sRet: TStrings;begin Result := ''; FillChar(sa, sizeof(sa), 0);//设置允许继承，否则在NT和2000下无法取得输出结果 sa.nLength := sizeof(sa); sa.bInheritHandle := True; sa.lpSecurityDescriptor := nil; b := CreatePipe(HRead, HWrite, @sa, 0); CheckResult(b); FillChar(StartInfo, SizeOf(StartInfo), 0); StartInfo.cb := SizeOf(StartInfo); StartInfo.wShowWindow := SW_HIDE;//使用指定的句柄作为标准输入输出的文件句柄,使用指定的显示方式 StartInfo.dwFlags := STARTF_USESTDHANDLES or STARTF_USESHOWWINDOW; StartInfo.hStdError := HWrite; StartInfo.hStdInput := GetStdHandle(STD_INPUT_HANDLE); //HRead; StartInfo.hStdOutput := HWrite; b := CreateProcess(nil, //lpApplicationName: PChar PChar(CommandLine), //lpCommandLine: PChar nil, //lpProcessAttributes: PSecurityAttributes nil, //lpThreadAttributes: PSecurityAttributes True, //bInheritHandles: BOOL CREATE_NEW_CONSOLE, nil, nil, StartInfo, ProceInfo); CheckResult(b); WaitForSingleObject(ProceInfo.hProcess, INFINITE); inS := THandleStream.Create(HRead); if inS.Size > 0 then begin sRet := TStringList.Create; sRet.LoadFromStream(inS); Result := sRet.Text; sRet.Free; end; inS.Free; CloseHandle(HRead); CloseHandle(HWrite);end;
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