Derrick Stolee <stolee@xxxxxxxxx> writes: > +int cmd_commit_graph(int argc, const char **argv, const char *prefix) > +{ > + static struct option builtin_commit_graph_options[] = { > + { OPTION_STRING, 'p', "object-dir", &opts.obj_dir, > + N_("dir"), > + N_("The object directory to store the graph") }, I have a suspicion that this was modeled after some other built-in that has a similar issue (perhaps written long time ago), but isn't OPT_STRING() sufficient to define this element these days? Or am I missing something? Why squat on short-and-sweet "-p"? For that matter, since this is not expected to be end-user facing command anyway, I suspect that we do not want to allocate a single letter option from day one, which paints ourselves into a corner from where we cannot escape.