1 files changed, 70 insertions, 0 deletions
diff --git a/src/grt/grt-hooks.ads b/src/grt/grt-hooks.ads
new file mode 100644
index 0000000..20846c7
--- /dev/null
+++ b/src/grt/grt-hooks.ads
@@ -0,0 +1,70 @@
+--  GHDL Run Time (GRT) -  Hooks.
+--  Copyright (C) 2002 - 2014 Tristan Gingold
+--
+--  GHDL is free software; you can redistribute it and/or modify it under
+--  the terms of the GNU General Public License as published by the Free
+--  Software Foundation; either version 2, or (at your option) any later
+--  version.
+--
+--  GHDL is distributed in the hope that it will be useful, but WITHOUT ANY
+--  WARRANTY; without even the implied warranty of MERCHANTABILITY or
+--  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+--  for more details.
+--
+--  You should have received a copy of the GNU General Public License
+--  along with GCC; see the file COPYING.  If not, write to the Free
+--  Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+--  02111-1307, USA.
+--
+--  As a special exception, if other files instantiate generics from this
+--  unit, or you link this unit with other files to produce an executable,
+--  this unit does not by itself cause the resulting executable to be
+--  covered by the GNU General Public License. This exception does not
+--  however invalidate any other reasons why the executable file might be
+--  covered by the GNU Public License.
+package Grt.Hooks is
+   pragma Preelaborate (Grt.Hooks);
+
+   type Option_Hook_Type is access function (Opt : String) return Boolean;
+   type Proc_Hook_Type is access procedure;
+
+   type Hooks_Type is record
+      --  Called for every unknown command line argument.
+      --  Return TRUE if handled.
+      Option : Option_Hook_Type;
+
+      --  Display command line help.
+      Help : Proc_Hook_Type;
+
+      --  Called at initialization (after decoding options).
+      Init : Proc_Hook_Type;
+
+      --  Called just after elaboration.
+      Start : Proc_Hook_Type;
+
+      --  Called at the end of execution.
+      Finish : Proc_Hook_Type;
+   end record;
+
+   type Hooks_Acc is access constant Hooks_Type;
+
+   --  Registers hook.
+   procedure Register_Hooks (Hooks : Hooks_Acc);
+
+   --  Register an hook which will call PROC after every non-delta cycles.
+   procedure Register_Cycle_Hook (Proc : Proc_Hook_Type);
+
+   --  Call hooks.
+   function Call_Option_Hooks (Opt : String) return Boolean;
+   procedure Call_Help_Hooks;
+   procedure Call_Init_Hooks;
+   procedure Call_Start_Hooks;
+   procedure Call_Finish_Hooks;
+
+   --  Call non-delta cycles hooks.
+   procedure Call_Cycle_Hooks;
+   pragma Inline_Always (Call_Cycle_Hooks);
+
+   --  Nil procedure.
+   procedure Proc_Hook_Nil;
+end Grt.Hooks;