Mercurial > hg > CbC > CbC_gcc
comparison gcc/ada/libgnat/g-excact.ads @ 131:84e7813d76e9
gcc-8.2
| author | mir3636 |
|---|---|
| date | Thu, 25 Oct 2018 07:37:49 +0900 |
| parents | 04ced10e8804 |
| children | 1830386684a0 |
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| 111:04ced10e8804 | 131:84e7813d76e9 |
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| 4 -- -- | 4 -- -- |
| 5 -- G N A T . E X C E P T I O N _ A C T I O N S -- | 5 -- G N A T . E X C E P T I O N _ A C T I O N S -- |
| 6 -- -- | 6 -- -- |
| 7 -- S p e c -- | 7 -- S p e c -- |
| 8 -- -- | 8 -- -- |
| 9 -- Copyright (C) 2002-2017, Free Software Foundation, Inc. -- | 9 -- Copyright (C) 2002-2018, Free Software Foundation, Inc. -- |
| 10 -- -- | 10 -- -- |
| 11 -- GNAT is free software; you can redistribute it and/or modify it under -- | 11 -- GNAT is free software; you can redistribute it and/or modify it under -- |
| 12 -- terms of the GNU General Public License as published by the Free Soft- -- | 12 -- terms of the GNU General Public License as published by the Free Soft- -- |
| 13 -- ware Foundation; either version 3, or (at your option) any later ver- -- | 13 -- ware Foundation; either version 3, or (at your option) any later ver- -- |
| 14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- | 14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- |
| 27 -- GNAT was originally developed by the GNAT team at New York University. -- | 27 -- GNAT was originally developed by the GNAT team at New York University. -- |
| 28 -- Extensive contributions were provided by Ada Core Technologies Inc. -- | 28 -- Extensive contributions were provided by Ada Core Technologies Inc. -- |
| 29 -- -- | 29 -- -- |
| 30 ------------------------------------------------------------------------------ | 30 ------------------------------------------------------------------------------ |
| 31 | 31 |
| 32 -- This package provides support for callbacks on exceptions | 32 -- This package provides support for callbacks on exceptions as well as |
| 33 -- exception-related utility subprograms of possible interest together with | |
| 34 -- exception actions or more generally. | |
| 33 | 35 |
| 34 -- These callbacks are called immediately when either a specific exception, | 36 -- The callbacks are called immediately when either a specific exception, |
| 35 -- or any exception, is raised, before any other actions taken by raise, in | 37 -- or any exception, is raised, before any other actions taken by raise, in |
| 36 -- particular before any unwinding of the stack occurs. | 38 -- particular before any unwinding of the stack occurs. |
| 37 | 39 |
| 38 -- Callbacks for specific exceptions are registered through calls to | 40 -- Callbacks for specific exceptions are registered through calls to |
| 39 -- Register_Id_Action. Here is an example of code that uses this package to | 41 -- Register_Id_Action. Here is an example of code that uses this package to |
| 83 -- an exception that is declared within an unlabeled block. | 85 -- an exception that is declared within an unlabeled block. |
| 84 -- | 86 -- |
| 85 -- Note: All non-predefined exceptions will return Null_Id for programs | 87 -- Note: All non-predefined exceptions will return Null_Id for programs |
| 86 -- compiled with pragma Restriction (No_Exception_Registration) | 88 -- compiled with pragma Restriction (No_Exception_Registration) |
| 87 | 89 |
| 90 function Is_Foreign_Exception (E : Exception_Occurrence) return Boolean; | |
| 91 -- Tell whether the exception occurrence E represents a foreign exception, | |
| 92 -- such as one raised in C++ and caught by a when others choice in Ada. | |
| 93 | |
| 88 function Registered_Exceptions_Count return Natural; | 94 function Registered_Exceptions_Count return Natural; |
| 89 -- Return the number of exceptions that have been registered so far. | 95 -- Return the number of exceptions that have been registered so far. |
| 90 -- Exceptions declared locally will not appear in this list until their | 96 -- Exceptions declared locally will not appear in this list until their |
| 91 -- block has been executed at least once. | 97 -- block has been executed at least once. |
| 92 -- | 98 -- |