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1996-09-28
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3KB
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48 lines
------------------------------------------------------------------------------
-- --
-- GNAT RUNTIME COMPONENTS --
-- --
-- S Y S T E M . A S S E R T I O N S --
-- --
-- S p e c --
-- --
-- $Revision: 1.7 $ --
-- --
-- Copyright (c) 1992,1993,1994 NYU, All Rights Reserved --
-- --
-- The GNAT library is free software; you can redistribute it and/or modify --
-- it under terms of the GNU Library General Public License as published by --
-- the Free Software Foundation; either version 2, or (at your option) any --
-- later version. The GNAT library 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 --
-- Library General Public License for more details. You should have --
-- received a copy of the GNU Library General Public License along with --
-- the GNAT library; see the file COPYING.LIB. If not, write to the Free --
-- Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. --
-- --
------------------------------------------------------------------------------
-- 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.Parameters;
package System.Assertions is
Assert_Msg : String (1 .. System.Parameters.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;