Re: [PATCH v5 1/2] config: document git config getter return value

[Junio C Hamano <gitster@pobox.com>]

Han-Wen Nienhuys <hanwen@google.com> writes:

> Signed-off-by: Han-Wen Nienhuys <hanwen@google.com>
> ---
>  config.h | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)

I think this is good (I read all the comments on v3 and v4 in the
archive before I said this).  Let's split it off from the other
patch and queue it on its own merit (not that I think the other one
is not yet good enough---I haven't even looked at it yet ;-).

Thanks.

>
> diff --git a/config.h b/config.h
> index bb2f506b27..183b31ebf4 100644
> --- a/config.h
> +++ b/config.h
> @@ -188,9 +188,14 @@ struct config_set {
>  
>  extern void git_configset_init(struct config_set *cs);
>  extern int git_configset_add_file(struct config_set *cs, const char *filename);
> -extern int git_configset_get_value(struct config_set *cs, const char *key, const char **value);
>  extern const struct string_list *git_configset_get_value_multi(struct config_set *cs, const char *key);
>  extern void git_configset_clear(struct config_set *cs);
> +
> +/*
> + * These functions return 1 if not found, and 0 if found, leaving the found
> + * value in the 'dest' pointer.
> + */
> +extern int git_configset_get_value(struct config_set *cs, const char *key, const char **dest);
>  extern int git_configset_get_string_const(struct config_set *cs, const char *key, const char **dest);
>  extern int git_configset_get_string(struct config_set *cs, const char *key, char **dest);
>  extern int git_configset_get_int(struct config_set *cs, const char *key, int *dest);