Date: Sun, 18 Jun 2000 16:56:49 +0100
From: Tim Robinson <timothy DOT robinson AT ic DOT ac DOT uk>
To: djgpp AT delorie DOT com
Subject: Re: 'new ' operator problem
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You could write your new and delete operators in Visual C++, as long as
you output to COFF format (the default) and don't use any Windows
functions. This seems to work on mine (Visual C++ 5).

On Mon, 19 Jun 2000 01:01:32 +1100
Andrey Gayvoronsky <gayvoronsky AT mail DOT ru> wrote:

> Hi,
> 
> Well....i need to track every call of 'new' and 'delete' and store
> info about it for debugging. The idea is: every 'new' stores info
> about size, line (where it call), file (file where it call). Every
> 'delete' clear info for entered pointer. On exit i have a list of
> 'unfree' memory with number of lines and name of files where it was
> called! I have next code:
> 
> #ifdef _DEBUG
> #define DEBUG_NEW new(__FILE__, __LINE__)
> #else
> #define DEBUG_NEW new
> #endif
> #define new DEBUG_NEW
>   
> #ifdef _DEBUG
> inline void * operator new(unsigned int size, const char *file, int line){};
> inline void operator delete(void *p) {};
> #endif
> 
> void main()
> {
> double *data;
> data = new (double);
> 
> //delete data;
> }
> 
> It's only example, there is no any real track, but there is idea.
> Ok...i can't replace standard operator 'new' with my new with 3
> arguments. It doesn't work. But it's clear and good code for Visual
> C++, BC++, Watcom C++. But it doesn't work on DJGPP :(
> 
> It output something like '....is initializing like a variable'.
> Ok....how i can track every call of 'new' and 'delete' and _store_
> info about 'file and line' where this call was occurred? Have i any
> chance to get it? Maybe by other ways...or i must use other compiler
> for this task? :(
> 
> CUL8R, and please, answer to gayvoronsky AT mail DOT ru, if it will not be so
> hard for you :)
> 
> 

------------
Tim Robinson
timothy DOT robinson AT ic DOT ac DOT uk