gcc/libstdc++-v3/libsupc++/new_op.cc
Benjamin Kosnik e2c094827c Add support for -fno-exceptions.
2001-02-15  Benjamin Kosnik  <bkoz@redhat.com>

	Add support for -fno-exceptions.
	* include/bits/exception_support.h: Remove.
	* include/bits/basic_string.h: Remove exception_support.
	(string::_M_check): Replace __OUTOFRANGE with __throw_out_of_range.
	(string::at): Same.
	(string::substr): Same.
	* include/bits/basic_string.tcc (string::reserve): Replace
	__LENGTHERROR with __throw_length_error.
	(string::_S_create): Same.
	(string::resize): Same.
	(string::_M_replace): Same.
	(string::replace): Same.
	(string::copy): Replace __OUTOFRANGE with __throw_out_of_range.
	(string::compare): Same.
	* include/bits/stl_vector.h: Remove exception_support.
	* src/Makefile.am (base_headers): Remove here.
	* src/Makefile.in: Regenerate.

	* include/bits/stl_range_errors.h: Remove.
	* include/bits/stl_deque.h: Use __throw_range_error.
	* include/bits/std_deque.h: Include functexcept.h.
	* include/bits/std_vector.h: Same.
	* src/Makefile.am (base_headers): Remove here.
	* src/Makefile.in: Regenerate.
	* include/ext/stl_bvector.h (class __BVECTOR): Use __throw_range_error.
	* include/ext/bvector: Remove stl_range_errors.h

	* include/bits/c++config (_GLIBCPP_USE_EXCEPTIONS): Remove.

	* include/bits/functexcept.h: New file.
	* src/functexcept.cc: New file. Definitions for function-based
	exception routines.
	* src/Makefile.am (sources): Add functexcept.cc.
	* src/Makefile.in: Regenerate.

	* include/bits/stl_config.h (__STL_USE_EXCEPTIONS): Wrap with
	__EXCEPTIONS.

	* include/bits/localefwd.h: Include functexcept.h.
	* include/bits/std_iosfwd.h: Same.

	* include/bits/basic_ios.h: Use __throw_ios_failure instead of
	throw basic_ios::failure.
	* include/bits/fstream.tcc (filebuf::_M_allocate_buffers):
	Use __throw_exception_again.
	(filebuf::_M_filebuf_init): Same.
	* include/bits/streambuf.tcc (__copy_streambufs): Same.
	* include/bits/ostream.tcc (ostream::operator<<): Same.
	* include/bits/istream.tcc (istream::operator>>): Same.
	* include/bits/basic_string.tcc (string::_M_mutate): Same.
	(string::_S_construct): Same.
	(string::_M_clone): Same.
	* include/bits/locale_facets.tcc (use_facet(const locale&)): Use
	__throw_bad_cast.
	(num_put<_CharT, _OutIter>::do_put): Use __throw_exception_again.
	* src/localename.cc (locale::_Imp::_Imp(const _Impl&, size_t): Use
	__throw_exception_again.
	(locale::_Imp::_Imp(string, size_t): Same.
	(locale::_Imp::_M_replace_facet): Use __throw_runtime_error.
	* src/locale.cc (locale::_M_coalesce): Use __throw_exception_again.
	(locale::locale(const char*)): Use __throw_runtime_error.
	(locale::classic): Use __throw_exception_again.
	(locale::_S_normalize_category): Use __throw_runtime_error.

	* src/stdexcept.cc: Remove cruft.

	* libsupc++/exception_defines.h: New file.
	* libsupc++/new_opnt.cc: Include exception_defines.h.
	* libsupc++/vec.cc: Same.
	(__cxa_vec_new2): Use __throw_exception_again.
	(__cxa_vec_new3): Same.
	(__cxa_vec_ctor): Same.
	(__cxa_vec_delete3): Same.
	(__cxa_vec_cctor): Same.
	(__cxa_vec_delete2): Same.
	(__cxa_vec_dtor): Same.
	* libsupc++/exception_support.cc: Include exception_defines.h. Only
	compile exception-handling bits if __EXCEPTIONS is defined.
	Remove old ABI support.
	* libsupc++/new_op.cc (new): Include exception_defines.h. Use
	std::__throw_bad_alloc() instead of throw bad_alloc.
	* libsupc++/Makefile.am: Add exception_defines.h.
	* libsupc++/Makefile.in: Reformat.
	* libsupc++/*: Format.

From-SVN: r39730
2001-02-16 00:44:44 +00:00

63 lines
2.0 KiB
C++

// Support routines for the -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000, 2001 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.
#include "new"
#include <exception_defines.h>
using std::new_handler;
using std::bad_alloc;
extern "C" void *malloc (std::size_t);
extern new_handler __new_handler;
void *
operator new (std::size_t sz) throw (std::bad_alloc)
{
void *p;
/* malloc (0) is unpredictable; avoid it. */
if (sz == 0)
sz = 1;
p = (void *) malloc (sz);
while (p == 0)
{
new_handler handler = __new_handler;
if (! handler)
#ifdef __EXCEPTIONS
throw bad_alloc();
#else
std::abort();
#endif
handler ();
p = (void *) malloc (sz);
}
return p;
}