79 lines
4.1 KiB
Ada
79 lines
4.1 KiB
Ada
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------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- S Y S T E M . E X C E P T I O N S _ D E B U G --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 2006-2015, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. --
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-- --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception, --
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-- version 3.1, as published by the Free Software Foundation. --
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-- --
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-- You should have received a copy of the GNU General Public License and --
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-- a copy of the GCC Runtime Library Exception along with this program; --
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-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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-- <http://www.gnu.org/licenses/>. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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-- This package contains internal routines used as debugger helpers.
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-- It should be compiled without optimization to let debuggers inspect
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-- parameter values reliably from breakpoints on the routines.
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pragma Compiler_Unit_Warning;
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with System.Standard_Library;
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package System.Exceptions_Debug is
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pragma Preelaborate;
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-- To let Ada.Exceptions "with" us and let us "with" Standard_Library
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package SSL renames System.Standard_Library;
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-- To let some of the hooks below have formal parameters typed in
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-- accordance with what GDB expects.
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procedure Debug_Raise_Exception
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(E : SSL.Exception_Data_Ptr; Message : String);
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pragma Export
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(Ada, Debug_Raise_Exception, "__gnat_debug_raise_exception");
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-- Hook called at a "raise" point for an exception E, when it is
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-- just about to be propagated.
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procedure Debug_Unhandled_Exception (E : SSL.Exception_Data_Ptr);
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pragma Export
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(Ada, Debug_Unhandled_Exception, "__gnat_unhandled_exception");
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-- Hook called during the propagation process of an exception E, as soon
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-- as it is known to be unhandled.
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procedure Debug_Raise_Assert_Failure;
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pragma Export
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(Ada, Debug_Raise_Assert_Failure, "__gnat_debug_raise_assert_failure");
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-- Hook called when an assertion failed. This is used by the debugger to
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-- intercept assertion failures, and treat them specially.
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procedure Local_Raise (Excep : System.Address);
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pragma Export (Ada, Local_Raise);
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-- This is a dummy routine, used only by the debugger for the purpose of
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-- logging local raise statements that were transformed into a direct goto
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-- to the handler code. The compiler in this case generates:
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--
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-- Local_Raise (exception_data'address);
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-- goto Handler
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--
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-- The argument is the address of the exception data
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end System.Exceptions_Debug;
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