+
+// ----------------------------------------------------------------------------
+// wxExecute
+// ----------------------------------------------------------------------------
+
+// this is a private function because it hasn't a clean interface: the first
+// array is passed by reference, the second by pointer - instead we have 2
+// public versions of wxExecute() below
+static long wxDoExecuteWithCapture(const wxString& command,
+ wxArrayString& output,
+ wxArrayString* error)
+{
+#ifdef __WIN16__
+ wxFAIL_MSG("Sorry, this version of wxExecute not implemented on WIN16.");
+
+ return 0;
+#else // !Win16
+ // create a wxProcess which will capture the output
+ wxProcess *process = new wxProcess;
+ process->Redirect();
+
+ long rc = wxExecute(command, wxEXEC_SYNC, process);
+
+#if wxUSE_STREAMS
+ if ( rc != -1 )
+ {
+ wxInputStream* is = process->GetInputStream();
+ wxCHECK_MSG( is, -1, _T("if wxExecute() succeded, stream can't be NULL") );
+ wxTextInputStream tis(*is);
+
+ wxTextInputStream *tes = NULL;
+ wxInputStream *es = NULL;
+ if ( error )
+ {
+ es = process->GetErrorStream();
+
+ wxCHECK_MSG( es, -1, _T("stderr can't be NULL") );
+
+ tes = new wxTextInputStream(*es);
+ }
+
+ bool cont;
+ do
+ {
+ cont = FALSE;
+
+ if ( !is->Eof() && is->IsOk() )
+ {
+ wxString line = tis.ReadLine();
+ if ( is->LastError() )
+ break;
+
+ cont = TRUE;
+
+ output.Add(line);
+ }
+
+ if ( error && !es->Eof() && es->IsOk() )
+ {
+ wxString line = tes->ReadLine();
+ if ( es->LastError() )
+ break;
+
+ cont = TRUE;
+
+ error->Add(line);
+ }
+ }
+ while ( cont );
+
+ delete tes;
+ }
+#endif // wxUSE_STREAMS
+
+ delete process;
+
+ return rc;
+#endif // IO redirection supoprted
+}
+
+long wxExecute(const wxString& command, wxArrayString& output)
+{
+ return wxDoExecuteWithCapture(command, output, NULL);
+}
+
+long wxExecute(const wxString& command,
+ wxArrayString& output,
+ wxArrayString& error)
+{
+ return wxDoExecuteWithCapture(command, output, &error);
+}
+
+// ----------------------------------------------------------------------------
+// wxApp::Yield() wrappers for backwards compatibility
+// ----------------------------------------------------------------------------
+
+bool wxYield()
+{
+#if wxUSE_GUI
+ return wxTheApp && wxTheApp->Yield();
+#else
+ return FALSE;
+#endif
+}
+
+bool wxYieldIfNeeded()
+{
+#if wxUSE_GUI
+ return wxTheApp && wxTheApp->Yield(TRUE);
+#else
+ return FALSE;
+#endif
+}
+