Re: Fixing new for VC6- on project-local basis

From:

=?Utf-8?B?dWx0cmFuZXQ=?= <ultranet@discussions.microsoft.com>

Newsgroups:

microsoft.public.vc.language

Date:

Fri, 2 Jun 2006 13:38:02 -0700

Message-ID:

<C8A7E303-A1A1-4EF3-A8EB-167274104E03@microsoft.com>

"Alex Blekhman" wrote:

ultranet wrote:

"ultranet" wrote:

void *__cdecl operator new(size_t size) throw()
{
    char *p = new char[size];
    if ( p == NULL) {
       // TODO: log it
       throw bad_alloc();
    }
    return p;
}

Actually, this has to be a macro to avoid infinite
recursion.

You can have it as function by explicitly calling global
operator `new':

void *__cdecl operator new(size_t size) throw()
{
char *p = ::new char[size];
...
}

Actually, that doesn't work for me:
s:\solution_test\code\ConsoleTesting2\my_header.h(13) : warning C4717:
'operator new' : recursive on all control paths, function will cause runtime
stack overflow
Compiling...
ConsoleTesting2.cpp
s:\solution_test\code\ConsoleTesting2\my_header.h(13) : warning C4717:
'operator new' : recursive on all control paths, function will cause runtime
stack overflow
Linking...
StdAfx.obj : error LNK2005: "void * __cdecl operator new(unsigned int)"
(??2@YAPAXI@Z) already defined in ConsoleTesting2.obj
Release/ConsoleTesting2.exe : fatal error LNK1169: one or more multiply
defined symbols found
Error executing link.exe.
Creating browse info file...

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