Re: [PATCH v10 1/4] string-list: add string_list initializer helper function

> The string-list API has STRING_LIST_INIT_* macros to be used
> to define variables with initializers, but lacks functions
> to initialise an uninitialized piece of memory to be used as
> a string-list at the run-time.
> Introduce `string_list_init()` function for that.
>
> Signed-off-by: Tanay Abhra <tanayabh@gmail.com>
> ---

>  Documentation/technical/api-string-list.txt | 5 +++++
>  string-list.c                               | 6 ++++++
>  string-list.h                               | 2 ++
>  3 files changed, 13 insertions(+)
>
> diff --git a/Documentation/technical/api-string-list.txt b/Documentation/technical/api-string-list.txt
> index f1add51..d51a657 100644
> --- a/Documentation/technical/api-string-list.txt
> +++ b/Documentation/technical/api-string-list.txt
> @@ -68,6 +68,11 @@ Functions
>  
>  * General ones (works with sorted and unsorted lists as well)
>  
> +`string_list_init`::
> +
> +	Initialize the members of the string_list, set `strdup_strings`
> +	member according to the value of the second parameter.
> +
>  `filter_string_list`::
>  
>  	Apply a function to each item in a list, retaining only the
> diff --git a/string-list.c b/string-list.c
> index aabb25e..db38b62 100644
> --- a/string-list.c
> +++ b/string-list.c
> @@ -1,6 +1,12 @@
>  #include "cache.h"
>  #include "string-list.h"
>  
> +void string_list_init(struct string_list *list, int strdup_strings)
> +{
> +	memset(list, 0, sizeof(*list));
> +	list->strdup_strings = strdup_strings;
> +}
> +
>  /* if there is no exact match, point to the index where the entry could be
>   * inserted */
>  static int get_entry_index(const struct string_list *list, const char *string,
> diff --git a/string-list.h b/string-list.h
> index dd5e294..494eb5d 100644
> --- a/string-list.h
> +++ b/string-list.h
> @@ -18,6 +18,8 @@ struct string_list {
>  #define STRING_LIST_INIT_NODUP { NULL, 0, 0, 0, NULL }
>  #define STRING_LIST_INIT_DUP   { NULL, 0, 0, 1, NULL }
>  
> +void string_list_init(struct string_list *list, int strdup_strings);
> +
>  void print_string_list(const struct string_list *p, const char *text);
>  void string_list_clear(struct string_list *list, int free_util);