Re: Re[2]: a memory leak problem

[Olivier Delannoy <olivier.delannoy@...>]

ptr first

On 2/17/06, cloudwu <cloudwu@163.com> wrote:
>
> Hello Olivier,
>
> Friday, February 17, 2006, 5:35:32 PM, you wrote:
>
> OD> On 2/17/06, Olivier Delannoy <olivier.delannoy@gmail.com> wrote:
> >> realloc does exactly the same as free in C standard.
> >>
> OD> in case of reallocation to a size of 0 ;)
>
> http://www.opengroup.org/onlinepubs/009695399/functions/realloc.html
>
> "If ptr is a null pointer, realloc() shall be equivalent to malloc()
> for the specified size."
>
> ptr first or size first ?
>
> >> On 2/17/06, cloudwu <cloudwu@163.com> wrote:
> >> >
> >> > Hello Lua,
> >> >
> >> >       When I use my own allocator with lua 5.1, I found a memory leak.
> >> >       lua call the allocator with all the arguments 0 .
> >> >       My allocator, my_realloc(0,0), will return a unique pointer.
> >> >       maybe lua need it return NULL, because I found lua never free
> >> >       this unique pointer anymore.
> >> >
> >> >       Is it my allocator's bug?
> >> >
> >> > --
> >> > Best regards,
> >> >  cloudwu                          mailto:cloudwu@163.com
> >> >             http://www.codingnow.com
> >> >
> >> > [失去, 总令人舍不得, 但痛苦并不来自于失去, 而是来自于我们不肯放手]
> >> >
> >> >
> >> >
> >>
>
>
>
> --
> Best regards,
>  cloudwu                            mailto:cloudwu@163.com
>             http://www.codingnow.com
>
> [我们的慷慨决不应超出我们的能力]
>
>
>