Re: [RFC/PATCH 1/4] builtin: add git-check-mailmap command

[Antoine Pelisse <apelisse@gmail.com>]

On Wed, Jul 10, 2013 at 9:03 PM, Eric Sunshine <sunshine@sunshineco.com> wrote:
> +static void check_mailmap(struct string_list *mailmap, const char *contact)
> +{
> +       const char *name, *mail;
> +       size_t namelen, maillen;
> +       struct ident_split ident;
> +       char term = null_out ? '\0' : '\n';
> +
> +       if (split_ident_line(&ident, contact, strlen(contact)))
> +               die(_("unable to parse contact: %s"), contact);
> +
> +       name = ident.name_begin;
> +       namelen = ident.name_end - ident.name_begin;
> +       mail = ident.mail_begin;
> +       maillen = ident.mail_end - ident.mail_begin;
> +
> +       map_user(mailmap, &mail, &maillen, &name, &namelen);

Would it be useful to check the return value of this function, to
display a message when the name can't mapped ?

> +       if (namelen)
> +               printf("%.*s <%.*s>%c",
> +                       (int)namelen, name, (int)maillen, mail, term);
> +       else
> +               printf("<%.*s>%c", (int)maillen, mail, term);
> +}