Switch to single file workaround (thanks Philippe!)

tutorials/gui/games.C

@@ -2,7 +2,49 @@
 
 void games()
 {
-   Error("games", "Must be called from run_games.C...");
+   TString dir = gSystem->UnixPathName(gInterpreter->GetCurrentMacroName());
+   dir.ReplaceAll("games.C","");
+   dir.ReplaceAll("/./","/");
+   gSystem->Load("libGui");
+   Bool_t UNIX = strcmp(gSystem->GetName(), "Unix") == 0;
+   Int_t st1 = gSystem->Load("$(ROOTSYS)/test/Aclock");
+   if (st1 == -1) {
+      printf("===>The macro games will try to build the Aclock library\n");
+      if (UNIX)
+         gSystem->Exec("(cd $ROOTSYS/test; make Aclock)");
+      else
+         gSystem->Exec("(cd %ROOTSYS%\\test && nmake -f Makefile.win32 Aclock.dll)");
+
+      st1 = gSystem->Load("$(ROOTSYS)/test/Aclock");
+   }
+   Int_t st2 = gSystem->Load("$(ROOTSYS)/test/Hello");
+   if (st2 == -1) {
+      printf("===>The macro games will try to build the Hello library\n");
+      if (UNIX)
+         gSystem->Exec("(cd $ROOTSYS/test; make Hello)");
+      else
+         gSystem->Exec("(cd %ROOTSYS%\\test && nmake -f Makefile.win32 Hello.dll)");
+
+      st2 = gSystem->Load("$(ROOTSYS)/test/Hello");
+   }
+   Int_t st3 = gSystem->Load("$(ROOTSYS)/test/Tetris");
+   if (st3 == -1) {
+      if (UNIX) {
+         printf("===>The macro games will try to build the Tetris library\n");
+         gSystem->Exec("(cd $ROOTSYS/test; make Tetris)");
+      } else {
+         gSystem->Exec("(cd %ROOTSYS%\\test && nmake -f Makefile.win32 Tetris.dll)");
+      }
+      st3 = gSystem->Load("$(ROOTSYS)/test/Tetris");
+   }
+   if (st1 || st2 || st3) {
+      printf("ERROR: one of the shared libs in $ROOTSYS/test didn't load properly\n");
+      return;
+   }
+   gROOT->ProcessLine("#define __RUN_GAMES__ 1");
+   gROOT->ProcessLine("#include \"games.C\"");
+   gROOT->ProcessLine("rungames()");
+   gROOT->ProcessLine("#undef __RUN_GAMES__");
 }
 
 #else
@@ -11,7 +53,7 @@ class Hello;
 class Aclock;
 class Tetris;
 
-void games()
+void rungames()
 {
    // This macro runs three "games" that each nicely illustrate the graphics capabilities of ROOT. 
    // Thanks to the clever usage of TTimer objects it looks like they are all

tutorials/gui/run_games.C

-// Macro used to prepare the environment before running the games.C macro
-
-void run_games()
-{
-   gSystem->Load("libGui");
-   Bool_t UNIX = strcmp(gSystem->GetName(), "Unix") == 0;
-   Int_t st1 = gSystem->Load("$(ROOTSYS)/test/Aclock");
-   if (st1 == -1) {
-      printf("===>The macro games will try to build the Aclock library\n");
-      if (UNIX)
-         gSystem->Exec("(cd $ROOTSYS/test; make Aclock)");
-      else
-         gSystem->Exec("(cd %ROOTSYS%\\test && nmake -f Makefile.win32 Aclock.dll)");
-
-      st1 = gSystem->Load("$(ROOTSYS)/test/Aclock");
-   }
-   Int_t st2 = gSystem->Load("$(ROOTSYS)/test/Hello");
-   if (st2 == -1) {
-      printf("===>The macro games will try to build the Hello library\n");
-      if (UNIX)
-         gSystem->Exec("(cd $ROOTSYS/test; make Hello)");
-      else
-         gSystem->Exec("(cd %ROOTSYS%\\test && nmake -f Makefile.win32 Hello.dll)");
-
-      st2 = gSystem->Load("$(ROOTSYS)/test/Hello");
-   }
-   Int_t st3 = gSystem->Load("$(ROOTSYS)/test/Tetris");
-   if (st3 == -1) {
-      if (UNIX) {
-         printf("===>The macro games will try to build the Tetris library\n");
-         gSystem->Exec("(cd $ROOTSYS/test; make Tetris)");
-      } else {
-         gSystem->Exec("(cd %ROOTSYS%\\test && nmake -f Makefile.win32 Tetris.dll)");
-      }
-      st3 = gSystem->Load("$(ROOTSYS)/test/Tetris");
-   }
-   if (st1 || st2 || st3) {
-      printf("ERROR: one of the shared libs in $ROOTSYS/test didn't load properly\n");
-      return;
-   }
-   gROOT->ProcessLine("#define __RUN_GAMES__ 1");
-   gInterpreter->ExecuteMacro("games.C");
-   gROOT->ProcessLine("#undef __RUN_GAMES__");
-}