{++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//GetDosOutput
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++}
function GetDosOutput(CommandLine:
string; Work:
string = '
C:\'):
string;
var
SA: TSecurityAttributes;
SI: TStartupInfo;
PI: TProcessInformation;
StdOutPipeRead, StdOutPipeWrite: THandle;
WasOK: Boolean;
Buffer:
array[0..255]
of AnsiChar;
BytesRead: Cardinal;
WorkDir:
string;
Handle: Boolean;
begin
Result := '
';
with SA
do begin
nLength := SizeOf(SA);
bInheritHandle := True;
lpSecurityDescriptor :=
nil;
end;
CreatePipe(StdOutPipeRead, StdOutPipeWrite, @SA, 0);
try
with SI
do
begin
FillChar(SI, SizeOf(SI), 0);
cb := SizeOf(SI);
dwFlags := STARTF_USESHOWWINDOW
or STARTF_USESTDHANDLES;
wShowWindow := SW_HIDE;
hStdInput := GetStdHandle(STD_INPUT_HANDLE);
// don't redirect stdin
hStdOutput := StdOutPipeWrite;
hStdError := StdOutPipeWrite;
end;
WorkDir := Work;
Handle := CreateProcess(
nil, PChar('
cmd.exe /C ' + CommandLine),
nil,
nil, True, 0,
nil,
PChar(WorkDir), SI, PI);
CloseHandle(StdOutPipeWrite);
if Handle then
try
repeat
WasOK := ReadFile(StdOutPipeRead, Buffer, 255, BytesRead,
nil);
if BytesRead > 0
then
begin
Buffer[BytesRead] := #0;
Result := Result + Buffer;
end;
until not WasOK
or (BytesRead = 0);
WaitForSingleObject(PI.hProcess, INFINITE);
finally
CloseHandle(PI.hThread);
CloseHandle(PI.hProcess);
end;
finally
CloseHandle(StdOutPipeRead);
end;
end;