Subj : Re: malloc and free
To   : borland.public.cpp.borlandcpp
From : Ed Mulroy [TeamB]
Date : Sun Jul 11 2004 10:12 pm

Note that _msize is not standard C or C++ and is only in the later
versions of BC++.  There is no standard way to find out later what the
allocated size of the memory whose address a pointer contains.

..  Ed

> Alistair wrote in message
> news:40f1ad85$1@newsgroups.borland.com...
> _msize(void *pointer);
>
> Never mind!  Why is it I look for ages and cant find a thing, then
soon as I
> post a question I find the answer!
>
> > char * memused = (char *)malloc(80);  //allocate 80 bytes
> > memset(memused, '\0', 80);
> > strcpy(memused, "TEST");
> >
> > How do i find out how many bytes memused has if I dont
> > remember the value 80?
> > strlen returns 4, which is correct, but I want the amount of
> > memory allocated in the first place.
> >
> > Does anyone know?!

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