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/* m2except.h header file for m2except.cc.
Copyright (C) 2012-2023 Free Software Foundation, Inc.
Contributed by Gaius Mulley <gaius@glam.ac.uk>.
This file is part of GNU Modula-2.
GNU Modula-2 is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU Modula-2 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Modula-2; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#if !defined(m2except_h)
#define m2except_h
#if defined(m2except_c)
#if defined(__GNUG__)
#define EXTERN extern "C"
#else /* !__GNUG__. */
#define EXTERN
#endif /* !__GNUG__. */
#else /* !m2except_c. */
#if defined(__GNUG__)
#define EXTERN extern "C"
#else /* !__GNUG__. */
#define EXTERN extern
#endif /* !__GNUG__. */
#endif /* !m2except_c. */
/* InitExceptions - initialize this module, it declares the external
functions and assigns them to the appropriate global tree
variables. */
EXTERN void m2except_InitExceptions (location_t location);
/* BuildThrow - builds a throw statement and return the tree. */
EXTERN tree m2except_BuildThrow (location_t location, tree exp);
/* BuildTryBegin - returns a tree representing the 'try' block. */
EXTERN tree m2except_BuildTryBegin (location_t location);
/* BuildTryEnd - builds the end of the Try block and prepares for the
catch handlers. */
EXTERN void m2except_BuildTryEnd (tree tryBlock);
/* BuildCatchBegin - creates a handler tree for the C++ statement
'catch (...) {'. It returns the handler tree. */
EXTERN tree m2except_BuildCatchBegin (location_t location);
/* BuildCatchEnd - completes a try catch block. It returns the,
try_block, tree. It creates the C++ statement
'}' which matches the catch above. */
EXTERN tree m2except_BuildCatchEnd (location_t location, tree handler,
tree tryBlock);
#endif /* m2except_h. */
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