[PATCH] wget: implement --post-file

[Denys Vlasenko]

On Tue, Sep 28, 2021 at 10:28 AM Ron Yorston <rmy at pobox.com> wrote:
> Add the --post-file option to send form data from a file.  As with
> --post-data it's up to the user to ensure that the data is encoded
> as appropriate:  all wget does is stuff the provided data into
> the request.
>
> The --post-data and --post-file options are mutually exclusive and
> only one instance of either may be given.
>
> Additionally:
>
> - update the usage message to include missing details of the --post-data
>   and --header options;
>
> - free POST data if FEATURE_CLEAN_UP is enabled.


>  #if ENABLE_FEATURE_CLEAN_UP && ENABLE_FEATURE_WGET_LONG_OPTIONS
>         free(G.extra_headers);
> +       free(G.post_data);
> +       free(G.post_file);


This is wrong, isn't it? G.post_file is not malloced.
G.post_data is not always allocated.