Package Name: system.assertions
------------------------------------------------------------------------------
-- --
-- GNAT RUNTIME COMPONENTS --
-- --
-- S Y S T E M . A S S E R T I O N S --
-- --
-- S p e c --
-- --
-- $Revision: 1.9 $ --
-- --
-- Copyright (C) 1992,1993,1994,1995,1996 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 2, 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. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see 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. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
-- --
------------------------------------------------------------------------------
-- This module contains the definition of the exception that is raised
-- when an assertion made using pragma Assert fails (i.e. the given
-- expression evaluates to False. It also contains the routines used
-- to raise this assertion with an associated message.
with System.Standard_Library;
package System.Assertions is
Assert_Msg : String (1 .. System.Standard_Library.Exception_Msg_Max);
Assert_Msg_Length : Natural := 0;
-- Characters and length of message passed to Raise_Assert_Failure
-- The initial length of zero indicates that no message has been set
-- yet (and Assert_Message will return the null string in such cases)
Assert_Failure : exception;
-- Exception raised when assertion fails
procedure Raise_Assert_Failure (Msg : String);
-- Called to raise Assert_Failure with given message
end System.Assertions;