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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
67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
// Support routines for the -*- C++ -*- dynamic memory management.
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// Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation
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//
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// This file is part of GNU CC.
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//
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// GNU CC is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2, or (at your option)
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// any later version.
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//
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// GNU CC is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with GNU CC; see the file COPYING. If not, write to
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// the Free Software Foundation, 59 Temple Place - Suite 330,
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// Boston, MA 02111-1307, USA.
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//
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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#include "new"
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#include <exception_defines.h>
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using std::new_handler;
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using std::bad_alloc;
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extern "C" void *malloc (std::size_t);
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extern new_handler __new_handler;
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void *
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operator new (std::size_t sz, const std::nothrow_t&) throw()
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{
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void *p;
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/* malloc (0) is unpredictable; avoid it. */
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if (sz == 0)
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sz = 1;
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p = (void *) malloc (sz);
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while (p == 0)
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{
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new_handler handler = __new_handler;
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if (! handler)
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return 0;
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try
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{
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handler ();
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}
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catch (bad_alloc &)
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{
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return 0;
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}
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p = (void *) malloc (sz);
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}
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return p;
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}
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