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-------------------------------------------------------------------------------
--- --
--- GNAT COMPILER COMPONENTS --
--- --
--- S Y S T E M . E X C E P T I O N S _ D E B U G --
--- --
--- S p e c --
--- --
--- Copyright (C) 2006-2011, Free Software Foundation, Inc. --
--- --
--- GNAT 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/>. --
--- --
--- GNAT was originally developed by the GNAT team at New York University. --
--- Extensive contributions were provided by Ada Core Technologies Inc. --
--- --
-------------------------------------------------------------------------------
-
--- This package contains internal routines used as debugger helpers.
--- It should be compiled without optimization to let debuggers inspect
--- parameter values reliably from breakpoints on the routines.
-
-pragma Compiler_Unit;
-
-with System.Standard_Library;
-
-package System.Exceptions_Debug is
-
- pragma Preelaborate_05;
- -- To let Ada.Exceptions "with" us and let us "with" Standard_Library
-
- package SSL renames System.Standard_Library;
- -- To let some of the hooks below have formal parameters typed in
- -- accordance with what GDB expects.
-
- procedure Debug_Raise_Exception (E : SSL.Exception_Data_Ptr);
- pragma Export
- (Ada, Debug_Raise_Exception, "__gnat_debug_raise_exception");
- -- Hook called at a "raise" point for an exception E, when it is
- -- just about to be propagated.
-
- procedure Debug_Unhandled_Exception (E : SSL.Exception_Data_Ptr);
- pragma Export
- (Ada, Debug_Unhandled_Exception, "__gnat_unhandled_exception");
- -- Hook called during the propagation process of an exception E, as soon
- -- as it is known to be unhandled.
-
- procedure Debug_Raise_Assert_Failure;
- pragma Export
- (Ada, Debug_Raise_Assert_Failure, "__gnat_debug_raise_assert_failure");
- -- Hook called when an assertion failed. This is used by the debugger to
- -- intercept assertion failures, and treat them specially.
-
- procedure Local_Raise (Excep : System.Address);
- pragma Export (Ada, Local_Raise);
- -- This is a dummy routine, used only by the debugger for the purpose of
- -- logging local raise statements that were transformed into a direct goto
- -- to the handler code. The compiler in this case generates:
- --
- -- Local_Raise (exception_data'address);
- -- goto Handler
- --
- -- The argument is the address of the exception data
-end System.Exceptions_Debug;