ffe94f8380
2002-01-28 Phil Edwards <pme@gcc.gnu.org> * Makefile.am (doxygen, doxygen-maint, doxygen-man): Tweak targets. * Makefile.in: Regenerate. * docs/doxygen/run_doxygen: Update, mostly for man pages. * docs/doxygen/Intro.3: Update. * docs/doxygen/TODO: Update. * docs/doxygen/doxygroups.cc: Add namespace hook for __gnu_cxx. * docs/doxygen/mainpage.doxy: Update. * docs/doxygen/user.cfg.in: Update for header rename. Also regenerate comments and variables with 1.2.12. * docs/doxygen/maint.cfg.in: Remove file. * include/bits/stl_relops.h: Doxygenate. * include/bits/stl_tempbuf.h (std::_Temporary_buffer): Likewise. * include/c_std/std_cassert.h, include/c_std/std_cctype.h, include/c_std/std_cerrno.h, include/c_std/std_cfloat.h, include/c_std/std_ciso646.h, include/c_std/std_climits.h, include/c_std/std_clocale.h, include/c_std/std_cmath.h, include/c_std/std_csetjmp.h, include/c_std/std_csignal.h, include/c_std/std_cstdarg.h, include/c_std/std_cstddef.h, include/c_std/std_cstdio.h, include/c_std/std_cstdlib.h, include/c_std/std_cstring.h, include/c_std/std_ctime.h, include/c_std/std_cwchar.h, include/c_std/std_cwctype.h, include/ext/algorithm, include/ext/functional, include/ext/hash_map, include/ext/hash_set, include/ext/iterator, include/ext/memory, include/ext/numeric, include/ext/rb_tree, include/ext/rope, include/ext/ropeimpl.h, include/ext/slist, include/ext/stl_hash_fun.h, include/ext/stl_hashtable.h, include/ext/stl_rope.h, include/std/std_algorithm.h, include/std/std_bitset.h, include/std/std_complex.h, include/std/std_deque.h, include/std/std_fstream.h, include/std/std_functional.h, include/std/std_iomanip.h, include/std/std_ios.h, include/std/std_iosfwd.h, include/std/std_iostream.h, include/std/std_istream.h, include/std/std_iterator.h, include/std/std_limits.h, include/std/std_list.h, include/std/std_locale.h, include/std/std_map.h, include/std/std_memory.h, include/std/std_numeric.h, include/std/std_ostream.h, include/std/std_queue.h, include/std/std_set.h, include/std/std_sstream.h, include/std/std_stack.h, include/std/std_stdexcept.h, include/std/std_streambuf.h, include/std/std_string.h, include/std/std_utility.h, include/std/std_valarray.h, include/std/std_vector.h: Add/correct @file doxygen hook. * include/ext/memory: Doxygenate most of rest of file. * libsupc++/exception: Doxygen output formatting. * libsupc++/new: Say which header it is. * testsuite/lib/libstdc++-v3-dg.exp: Fix spacing. * docs/html/19_diagnostics/howto.html: Describe concept-checks switch. * docs/html/23_containers/howto.html: Describe O(n) list::size(). * docs/html/27_io/howto.html: Also link to Langer and Kreft text. From-SVN: r49300
115 lines
4.3 KiB
C++
115 lines
4.3 KiB
C++
// Exception Handling support header for -*- C++ -*-
|
|
|
|
// Copyright (C) 1995, 1996, 1997, 1998, 2000, 2001, 2002
|
|
// Free Software Foundation
|
|
//
|
|
// This file is part of GNU CC.
|
|
//
|
|
// GNU CC 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 2, or (at your option)
|
|
// any later version.
|
|
//
|
|
// GNU CC 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 CC; see the file COPYING. If not, write to
|
|
// the Free Software Foundation, 59 Temple Place - Suite 330,
|
|
// Boston, MA 02111-1307, USA.
|
|
|
|
// As a special exception, you may use this file as part of a free software
|
|
// library without restriction. Specifically, if other files instantiate
|
|
// templates or use macros or inline functions from this file, or you compile
|
|
// this file and link it with other files to produce an executable, this
|
|
// file 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 General Public License.
|
|
|
|
/** @file exception
|
|
* This header defines several types and functions relating to the
|
|
* handling of exceptions in a C++ program.
|
|
*/
|
|
|
|
#ifndef __EXCEPTION__
|
|
#define __EXCEPTION__
|
|
|
|
extern "C++" {
|
|
|
|
namespace std
|
|
{
|
|
/** This is the base class for all exceptions thrown by the standard
|
|
* library, and by certain language expressions. You are free to derive
|
|
* your own %exception classes, or use a different hierarchy, or to
|
|
* throw non-class data (e.g., fundamental types).
|
|
* @brief Base class for all library exceptions.
|
|
*/
|
|
class exception
|
|
{
|
|
public:
|
|
exception() throw() { }
|
|
virtual ~exception() throw();
|
|
/** Returns a C-style character string describing the general cause
|
|
* of the current error. */
|
|
virtual const char* what() const throw();
|
|
};
|
|
|
|
/** If an %exception is thrown which is not listed in a function's
|
|
* %exception specification, one of these may be thrown. */
|
|
class bad_exception : public exception
|
|
{
|
|
public:
|
|
bad_exception() throw() { }
|
|
// This declaration is not useless:
|
|
// http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118
|
|
virtual ~bad_exception() throw();
|
|
};
|
|
|
|
/// If you write a replacement %terminate handler, it must be of this type.
|
|
typedef void (*terminate_handler) ();
|
|
/// If you write a replacement %unexpected handler, it must be of this type.
|
|
typedef void (*unexpected_handler) ();
|
|
|
|
/// Takes a new handler function as an argument, returns the old function.
|
|
terminate_handler set_terminate(terminate_handler) throw();
|
|
/** The runtime will call this function if %exception handling must be
|
|
* abandoned for any reason. */
|
|
void terminate() __attribute__ ((__noreturn__));
|
|
|
|
/// Takes a new handler function as an argument, returns the old function.
|
|
unexpected_handler set_unexpected(unexpected_handler) throw();
|
|
/** The runtime will call this function if an %exception is thrown which
|
|
* violates the function's %exception specification. */
|
|
void unexpected() __attribute__ ((__noreturn__));
|
|
|
|
/** [18.6.4]/1: "Returns true after completing evaluation of a
|
|
* throw-expression until either completing initialization of the
|
|
* exception-declaration in the matching handler or entering @c unexpected()
|
|
* due to the throw; or after entering @c terminate() for any reason
|
|
* other than an explicit call to @c terminate(). [Note: This includes
|
|
* stack unwinding [15.2]. end note]"
|
|
*
|
|
* 2: "When @c uncaught_exception() is true, throwing an %exception can
|
|
* result in a call of @c terminate() (15.5.1)."
|
|
*/
|
|
bool uncaught_exception() throw();
|
|
} // namespace std
|
|
|
|
namespace __gnu_cxx
|
|
{
|
|
/** A replacement for the standard terminate_handler which prints more
|
|
information about the terminating exception (if any) on stderr. Call
|
|
@code
|
|
std::set_terminate (__gnu_cxx::__verbose_terminate_handler)
|
|
@endcode
|
|
to use. */
|
|
void __verbose_terminate_handler ();
|
|
} // namespace __gnu_cxx
|
|
|
|
} // extern "C++"
|
|
|
|
#endif
|