Re: [Wget-dev] wget2 | Make wget allocation functions overridable function pointers (d5e648e8)

[Darshit Shah]

Darshit Shah started a new discussion on include/wget/wget.h: 
https://gitlab.com/gnuwget/wget2/commit/d5e648e82bf41da724ff3b613a60b6dd9493d80a#note_182771334

> -     wget_realloc(void *ptr, size_t size) G_GNUC_WGET_ALLOC_SIZE(2);
> -WGETAPI void
> -     wget_free(void *ptr);
> -WGETAPI void
> -     wget_set_oomfunc(wget_oom_callback_t);
> +/// Type of malloc() function
> +typedef void *(*wget_malloc_function) (size_t);
> +/// Type of calloc() function
> +typedef void *(*wget_calloc_function) (size_t, size_t);
> +/// Type of realloc() function
> +typedef void *(*wget_realloc_function) (void *, size_t);
> +/// Type of free() function
> +typedef void (*wget_free_function) (void *);
> +
> +/* For use in callbacks */
> +extern WGETAPI wget_malloc_function wget_malloc;

Need to add documentation about these symbols and how the user can set them.

Maybe we can even have the functions that we use in `wget2` as an example for 
each of them

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