Re: [hackers] Re: Setting memory allocators for library functions.

[Maxime Henrion]

Tony Finch wrote:
> Drew Eckhardt <[EMAIL PROTECTED]> wrote:
> >In message <[EMAIL PROTECTED]>, [EMAIL PROTECTED] writes:
> >>In most cases it is impossible to declare the data read-only because
> >>it originally had to be read-write and you can't change its attributes
> >>later. 
> >
> >mprotect(2).
> 
> If it's available at all, mprotect() is often limited to memory
> obtained with mmap(), i.e. not malloc(). Not great for portability.
FreeBSD malloc() calls mmap() as AFAIK many (if not all) malloc()
implementations.

Maxime
-- 
Don't be fooled by cheap finnish imitations ; BSD is the One True Code
Key fingerprint = F9B6 1D5A 4963 331C 88FC  CA6A AB50 1EF2 8CBE 99D6
Public Key : http://www.epita.fr/~henrio_m/

To Unsubscribe: send mail to [EMAIL PROTECTED]
with "unsubscribe freebsd-hackers" in the body of the message