TAO/orbsvcs/IFR_Service/be_produce.cpp

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  63  */
  64
  65 // BE_produce.cc - Produce the work of the BE - does nothing in the
  66 //                 dummy BE
  67
  68 #include "orbsvcs/Log_Macros.h"
  69 #include "global_extern.h"
  70 #include "TAO_IFR_BE_Export.h"
  71 #include "be_extern.h"
  72 #include "fe_extern.h"
  73 #include "ast_root.h"
  74 #include "ifr_visitor_macro.h"
  75 #include "ifr_removing_visitor.h"
  76 #include "ifr_adding_visitor.h"
  77
  78 // Clean up before exit, whether successful or not.
  79 TAO_IFR_BE_Export void
  80 BE_cleanup (void)
  81 {
  82   idl_global->destroy ();
  83 }
  84
  85 // Abort this run of the BE.
  86 TAO_IFR_BE_Export void
  87 BE_abort (void)
  88 {
  89   ORBSVCS_ERROR ((LM_ERROR,
  90               ACE_TEXT ("Fatal Error - Aborting\n")));
  91
  92   // BE_cleanup will be called after the exception is caught.
  93   throw Bailout ();
  94 }
  95
  96 int
  97 BE_ifr_repo_init (void)
  98 {
  99   try
 100   {
 101     CORBA::Object_var object =
 102       be_global->orb ()->resolve_initial_references ("InterfaceRepository");
 103
 104     if (CORBA::is_nil (object.in ()))
 105       {
 106         ORBSVCS_ERROR_RETURN ((
 107             LM_ERROR,
 108             ACE_TEXT ("Null objref from resolve_initial_references\n")
 109           ),
 110           -1
 111         );
 112       }
 113
 114     CORBA::Repository_var repo =
 115       CORBA::Repository::_narrow (object.in ());
 116
 117     if (CORBA::is_nil (repo.in ()))
 118       {
 119         ORBSVCS_ERROR_RETURN ((
 120             LM_ERROR,
 121             ACE_TEXT ("CORBA::Repository::_narrow failed\n")
 122           ),
 123           -1
 124         );
 125       }
 126
 127     be_global->repository (repo._retn ());
 128   }
 129   catch (const CORBA::ORB::InvalidName &)
 130   {
 131     ORBSVCS_ERROR ((LM_ERROR,
 132                 ACE_TEXT ("resolution of Interface Repository failed\n")));
 133     throw Bailout ();
 134   }
 135
 136   return 0;
 137 }
 138
 139 // Do the work of this BE. This is the starting point for code generation.
 140 TAO_IFR_BE_Export void
 141 BE_produce (void)
 142 {
 143   try
 144     {
 145       int status = BE_ifr_repo_init ();
 146
 147       if (status != 0)
 148         {
 149           return;
 150         }
 151
 152       // Get the root node.
 153       AST_Decl *d = idl_global->root ();
 154       AST_Root *root = dynamic_cast<AST_Root*> (d);
 155
 156       if (root == 0)
 157         {
 158           ORBSVCS_ERROR ((LM_ERROR,
 159                       ACE_TEXT ("(%N:%l) BE_produce - ")
 160                       ACE_TEXT ("No Root\n")));
 161
 162           BE_abort ();
 163         }
 164
 165       if (be_global->removing ())
 166         {
 167           ifr_removing_visitor visitor;
 168
 169           TAO_IFR_VISITOR_WRITE_GUARD;
 170
 171           // If the visitor is dispatched this way, we need to override
 172           // only visit_scope() for the removing visitor.
 173           if (visitor.visit_scope (root) == -1)
 174             {
 175               ORBSVCS_ERROR ((
 176                   LM_ERROR,
 177                   ACE_TEXT ("(%N:%l) BE_produce -")
 178                   ACE_TEXT (" failed to accept removing visitor\n")));
 179
 180               BE_abort ();
 181             }
 182         }
 183       else
 184         {
 185           ifr_adding_visitor visitor (d, 0, be_global->allow_duplicate_typedefs ());
 186
 187           TAO_IFR_VISITOR_WRITE_GUARD;
 188
 189           if (root->ast_accept (&visitor) == -1)
 190             {
 191               ORBSVCS_ERROR ((
 192                   LM_ERROR,
 193                   ACE_TEXT ("(%N:%l) BE_produce -")
 194                   ACE_TEXT (" failed to accept adding visitor\n")));
 195
 196               BE_abort ();
 197             }
 198         }
 199     }
 200   catch (const CORBA::Exception& ex)
 201     {
 202       ex._tao_print_exception (ACE_TEXT ("BE_produce"));
 203
 204     }
 205
 206   // Clean up.
 207   BE_cleanup ();
 208 }