* i-vxinco.adb, i-vxinco.ads: New files.

From-SVN: r241114

gcc/ada/ChangeLog

@@ -16,6 +16,7 @@
 
 2016-10-13  Ed Falis  <falis@adacore.com>
 
+	* i-vxinco.adb, i-vxinco.ads: New files.
 	* impunit.adb: add i-vxinco.ads.
 	* s-interr-vxworks.adb: add hook for user interrupt connection routine.
 

gcc/ada/i-vxinco.adb

+------------------------------------------------------------------------------
+--                                                                          --
+--                 GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                 --
+--                                                                          --
+--     I N T E R F A C E S . V X W O R K S . I N T  _ C O N N E C T I O N   --
+--                                                                          --
+--                                  B o d y                                 --
+--                                                                          --
+--                        Copyright (C) 2016, AdaCore
+--                                                                          --
+-- GNARL is free software; you can  redistribute it  and/or modify it under --
+-- terms of the  GNU General Public License as published  by the Free Soft- --
+-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
+-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
+-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
+-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
+--                                                                          --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception,   --
+-- version 3.1, as published by the Free Software Foundation.               --
+--                                                                          --
+-- You should have received a copy of the GNU General Public License and    --
+-- a copy of the GCC Runtime Library Exception along with this program;     --
+-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
+-- <http://www.gnu.org/licenses/>.                                          --
+--                                                                          --
+-- GNARL was developed by the GNARL team at Florida State University.       --
+-- Extensive contributions were provided by Ada Core Technologies, Inc.     --
+--                                                                          --
+------------------------------------------------------------------------------
+
+package body Interfaces.VxWorks.Int_Connection is
+
+   Connection_Routine : Interrupt_Connector;
+   pragma Import (C, Connection_Routine, "__gnat_user_int_connect");
+   --  Declared in System.Interrupts. Defaults to the standard OS connector in
+   --  System.OS_Interface (or Interfaces.VxWorks for restricted runtimes).
+
+   -------------
+   -- Connect --
+   -------------
+
+   procedure Connect (Connector : Interrupt_Connector) is
+   begin
+      Connection_Routine := Connector;
+   end Connect;
+
+end Interfaces.VxWorks.Int_Connection;

gcc/ada/i-vxinco.ads

+------------------------------------------------------------------------------
+--                                                                          --
+--                 GNAT RUN-TIME LIBRARY (GNARL) COMPONENTS                 --
+--                                                                          --
+--     I N T E R F A C E S . V X W O R K S . I N T  _ C O N N E C T I O N   --
+--                                                                          --
+--                                  S p e c                                 --
+--                                                                          --
+--                        Copyright (C) 2016, AdaCore
+--                                                                          --
+-- GNARL is free software; you can  redistribute it  and/or modify it under --
+-- terms of the  GNU General Public License as published  by the Free Soft- --
+-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
+-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
+-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
+-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
+--                                                                          --
+-- As a special exception under Section 7 of GPL version 3, you are granted --
+-- additional permissions described in the GCC Runtime Library Exception,   --
+-- version 3.1, as published by the Free Software Foundation.               --
+--                                                                          --
+-- You should have received a copy of the GNU General Public License and    --
+-- a copy of the GCC Runtime Library Exception along with this program;     --
+-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
+-- <http://www.gnu.org/licenses/>.                                          --
+--                                                                          --
+-- GNARL was developed by the GNARL team at Florida State University.       --
+-- Extensive contributions were provided by Ada Core Technologies, Inc.     --
+--                                                                          --
+------------------------------------------------------------------------------
+
+--  This package provides users with the ability to use a custom routine for
+--  connecting hardware interrupts for VxWorks environments that support the
+--  capability to handle them. The custom routine must have the same profile
+--  as the VxWorks intConnect() routine.
+
+with System;
+
+package Interfaces.VxWorks.Int_Connection is
+
+   type Interrupt_Connector is access function
+     (Vector    : Interrupt_Vector;
+      Handler   : VOIDFUNCPTR;
+      Parameter : System.Address := System.Null_Address) return STATUS;
+   pragma Convention (C, Interrupt_Connector);
+   --  Convention C for compatibility with intConnect(). User alternatives are
+   --  likely to be imports of C routines anyway.
+
+   procedure Connect (Connector : Interrupt_Connector);
+   --  Set user-defined interrupt connection routine. Must precede calls to
+   --  Ada.Interrupts.Attach_Handler, or the default connector from
+   --  System.OS_Interface (or Interfaces.VxWorks for Ravenscar Cert) will be
+   --  used. Can be called multiple times to change the connection routine for
+   --  subsequent calls to Attach_Handler.
+
+end Interfaces.VxWorks.Int_Connection;