Re: [PATCH v2 2/3] trailers: export action enums and corresponding lookup functions

> On Thu, Jul 13, 2017 at 12:21 AM, Paolo Bonzini <bonzini@gnu.org> wrote:
>
>> diff --git a/trailer.h b/trailer.h
>> index e90ba1270..f306bf059 100644
>> --- a/trailer.h
>> +++ b/trailer.h
>> @@ -1,11 +1,33 @@
>>  #ifndef TRAILER_H
>>  #define TRAILER_H
>>
>> +enum action_where {
>> +       WHERE_END,
>> +       WHERE_AFTER,
>> +       WHERE_BEFORE,
>> +       WHERE_START
>> +};
>> +enum action_if_exists {
>> +       EXISTS_ADD_IF_DIFFERENT_NEIGHBOR,
>> +       EXISTS_ADD_IF_DIFFERENT,
>> +       EXISTS_ADD,
>> +       EXISTS_REPLACE,
>> +       EXISTS_DO_NOTHING
>> +};
>> +enum action_if_missing {
>> +       MISSING_ADD,
>> +       MISSING_DO_NOTHING
>> +};
>
> As these enums are now in trailer.h, maybe more specific names like
> "trailer_action_where" instead of "action_where" would be better.
>
>>  struct trailer_opts {
>>         int in_place;
>>         int trim_empty;
>>  };
>>
>> +int set_where(enum action_where *item, const char *value);
>> +int set_if_exists(enum action_if_exists *item, const char *value);
>> +int set_if_missing(enum action_if_missing *item, const char *value);
>
> "trailer_" should perhaps be added at the beginning of the names of
> the above functions too.