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Re: [PATCH v2 3/6] rewrite git_config() to use the config-set API

From
Matthieu Moy <matthieu.moy@grenoble-inp.fr>
Date
Jul 25, 2014, 13:58 UTC
Message-ID
<vpq38dppmjh.fsf@anie.imag.fr>
In-Reply-To
<1406293095-15920-4-git-send-email-tanayabh@gmail.com>
Tanay Abhra <tanayabh@gmail.com> writes:
Show 10 quoted lines
> +struct config_set_element {
> +	struct hashmap_entry ent;
> +	char *key;
> +	struct string_list value_list;
> +};
> +
> +struct configset_list_item {
> +	struct config_set_element *e;
> +	int value_index;
> +};

I originally wondered why you had two levels of pointers, but config_set_element is not new, just moved. It's OK.

Show 8 quoted lines
> +/*
> + * the contents of the list are ordered according to their
> + * position in the config files and order of parsing the files.
> + * (i.e. key-value pair at the last position of .git/config will
> + * be at the last item of the list)
> + */
> +
> +struct configset_list {

I wouldn't put a blank line between comment and decl if the comment applies to the decl.

Show 5 quoted lines
> -int git_config(config_fn_t fn, void *data)
> +static int git_config_raw(config_fn_t fn, void *data)
>  {
>  	return git_config_with_options(fn, data, NULL, 1);
>  }

I would have done this and the new git_config() as a separate patch, but I do not mind strongly.

Show 17 quoted lines
>  static struct config_set_element *configset_find_element(struct config_set *cs, const char *key)
>  {
>  	struct config_set_element k;
> @@ -1268,6 +1295,7 @@ static int configset_add_value(struct config_set *cs, const char *key, const cha
>  {
>  	struct config_set_element *e;
>  	struct string_list_item *si;
> +	struct configset_list_item *l_item;
>  	struct key_value_info *kv_info = xmalloc(sizeof(*kv_info));
>  
>  	e = configset_find_element(cs, key);
> @@ -1283,6 +1311,13 @@ static int configset_add_value(struct config_set *cs, const char *key, const cha
>  		hashmap_add(&cs->config_hash, e);
>  	}
>  	si = string_list_append_nodup(&e->value_list, value ? xstrdup(value) : NULL);
> +
> +	if (cs->list.nr + 1 > cs->list.alloc)
The "if" is already in ALLOC_GROW.
> +		ALLOC_GROW(cs->list.items, cs->list.nr + 20, cs->list.alloc);

The 20 should be just 1 I guess. You're adding 1 element, and ALLOC_GROW will take care of allocating more than 1 for you (see alloc_nr and ALLOC_GROW's defs in cache.h).

Show 6 quoted lines
> @@ -1318,10 +1356,14 @@ void git_configset_clear(struct config_set *cs)
>  	hashmap_iter_init(&cs->config_hash, &iter);
>  	while ((entry = hashmap_iter_next(&iter))) {
>  		free(entry->key);
> -		string_list_clear(&entry->value_list, 0);
> +		string_list_clear(&entry->value_list, 1);
Doesn't this change belong to PATCH 2/6 ?
-- 
Matthieu Moy
http://www-verimag.imag.fr/~moy/
Previous: Tanay AbhraNext: Tanay Abhra
Message 5 of 12 in “Rewrite `git_config()` using config-set API”
  1. 0/6 Rewrite `git_config()` using config-set APITanay Abhra, Jul 25, 2014
  2. 1/6 config.c: fix accuracy of line number in errorsTanay Abhra, Jul 25, 2014
  3. 2/6 add line number and file name info to `config_set`Tanay Abhra, Jul 25, 2014
  4. 3/6 rewrite git_config() to use the config-set APITanay Abhra, Jul 25, 2014
  5. Matthieu MoyJul 25, 2014
  6. Tanay AbhraJul 25, 2014
  7. 4/6 add a test for semantic errors in config filesTanay Abhra, Jul 25, 2014
  8. 5/6 config: add `git_die_config()` to the config-set APITanay Abhra, Jul 25, 2014
  9. Matthieu MoyJul 25, 2014
  10. Tanay AbhraJul 25, 2014
  11. Junio C HamanoJul 25, 2014
  12. 6/6 Add tests for `git_config_get_string()`Tanay Abhra, Jul 25, 2014

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