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Re: [PATCH 2/2] replace-object.c: remove the_repository from prepare_replace_object

On Thu, May 10, 2018 at 07:23:13PM +0900, Junio C Hamano wrote:

> This one was doing
> 	ptr = xmalloc(sizeof(*another_ptr))
> and it was OK because ptr and another_ptr happened to be of the same
> type.  I wonder if we are making it safer, or making it more obscure
> to seasoned C programmers, if we introduced a pair of helper macros,
> perhaps like these:
> 	#define ALLOCATE(ptr) (ptr) = xmalloc(sizeof(*(ptr)))
> 	#define CALLOCATE(ptr,cnt) (ptr) = xcalloc((cnt), sizeof(*(ptr)))

I've often wondered that, too. It's the natural endgame of the
ALLOC_ARRAY() road we've been going down.