gcc/libstdc++-v3/libsupc++/new_opnt.cc
Benjamin Kosnik 6b76f569a3 [multiple changes]
2000-10-21  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* docs/links.html: Add links to defects list, standards FAQ.

	* testsuite/21_strings/ctor_copy_dtor.cc (test01): Disable tests
	with string creation that allocate huge ammounts of memory.

	* include/c/bits/std_cstddef.h: Put size_t, ptrdiff_t in
	namepace std.

2000-10-21  Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>

    	* libsupc++/exception.cc: Use namespace std.
    	* libsupc++/new: DITTO.
    	* libsupc++/new_op.cc: DITTO.
    	* libsupc++/new_opnt.cc: DITTO.
    	* libsupc++/new_opv.cc: DITTO.
    	* libsupc++/new_opvnt.cc: DITTO.
    	* libsupc++/tinfo.cc: DITTO.
    	* libsupc++/tinfo.h: DITTO.
    	* libsupc++/vec.cc: DITTO.
    	* libsupc++/Makefile.am: Blank lines removal.

From-SVN: r36995
2000-10-21 16:50:29 +00:00

65 lines
1.9 KiB
C++

// Support routines for the -*- C++ -*- dynamic memory management.
// Copyright (C) 1997, 1998, 1999, 2000 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"
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, const std::nothrow_t&) throw()
{
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)
return 0;
try
{
handler ();
}
catch (bad_alloc &)
{
return 0;
}
p = (void *) malloc (sz);
}
return p;
}