Re: [PATCH] config: added --expiry-date type support

> ---
>  builtin/config.c       | 11 ++++++++++-
>  config.c               |  9 +++++++++
>  config.h               |  1 +
>  t/t1300-repo-config.sh | 25 +++++++++++++++++++++++++
>  4 files changed, 45 insertions(+), 1 deletion(-)
> 
> diff --git a/builtin/config.c b/builtin/config.c
> index d13daeeb55927..41cd9f5ca7cde 100644
> --- a/builtin/config.c
> +++ b/builtin/config.c
> @@ -52,6 +52,7 @@ static int show_origin;
>  #define TYPE_INT (1<<1)
>  #define TYPE_BOOL_OR_INT (1<<2)
>  #define TYPE_PATH (1<<3)
> +#define TYPE_EXPIRY_DATE (1<<4)
>  
>  static struct option builtin_config_options[] = {
>  	OPT_GROUP(N_("Config file location")),
> @@ -80,6 +81,7 @@ static struct option builtin_config_options[] = {
>  	OPT_BIT(0, "int", &types, N_("value is decimal number"), TYPE_INT),
>  	OPT_BIT(0, "bool-or-int", &types, N_("value is --bool or --int"), TYPE_BOOL_OR_INT),
>  	OPT_BIT(0, "path", &types, N_("value is a path (file or directory name)"), TYPE_PATH),
> +	OPT_BIT(0, "expiry-date", &types, N_("value is an expiry date"), TYPE_EXPIRY_DATE),
>  	OPT_GROUP(N_("Other")),
>  	OPT_BOOL('z', "null", &end_null, N_("terminate values with NUL byte")),
>  	OPT_BOOL(0, "name-only", &omit_values, N_("show variable names only")),
> @@ -159,6 +161,12 @@ static int format_config(struct strbuf *buf, const char *key_, const char *value
>  				return -1;
>  			strbuf_addstr(buf, v);
>  			free((char *)v);
> +		} else if (types == TYPE_EXPIRY_DATE) {
> +			timestamp_t *t = malloc(sizeof(*t));
> +			if(git_config_expiry_date(&t, key_, value_) < 0)
> +				return -1;
> +			strbuf_addf(buf, "%"PRItime, *t);
> +			free((timestamp_t *)t);
>  		} else if (value_) {
>  			strbuf_addstr(buf, value_);
>  		} else {
> @@ -273,12 +281,13 @@ static char *normalize_value(const char *key, const char *value)
>  	if (!value)
>  		return NULL;
>  
> -	if (types == 0 || types == TYPE_PATH)
> +	if (types == 0 || types == TYPE_PATH || types == TYPE_EXPIRY_DATE)
>  		/*
>  		 * We don't do normalization for TYPE_PATH here: If
>  		 * the path is like ~/foobar/, we prefer to store
>  		 * "~/foobar/" in the config file, and to expand the ~
>  		 * when retrieving the value.
> +		 * Also don't do normalization for expiry dates.
>  		 */
>  		return xstrdup(value);
>  	if (types == TYPE_INT)
> diff --git a/config.c b/config.c
> index 903abf9533b18..caa2fd5fb6915 100644
> --- a/config.c
> +++ b/config.c
> @@ -990,6 +990,15 @@ int git_config_pathname(const char **dest, const char *var, const char *value)
>  	return 0;
>  }
>  
> +int git_config_expiry_date(timestamp_t **timestamp, const char *var, const char *value)
> +{
> +	if (!value)
> +		return config_error_nonbool(var);
> +	if (!!parse_expiry_date(value, *timestamp))
> +		die(_("failed to parse date_string in: '%s'"), value);
> +	return 0;
> +}
> +
>  static int git_default_core_config(const char *var, const char *value)
>  {
>  	/* This needs a better name */
> diff --git a/config.h b/config.h
> index a49d264416225..2d127d9d23c90 100644
> --- a/config.h
> +++ b/config.h
> @@ -58,6 +58,7 @@ extern int git_config_bool_or_int(const char *, const char *, int *);
>  extern int git_config_bool(const char *, const char *);
>  extern int git_config_string(const char **, const char *, const char *);
>  extern int git_config_pathname(const char **, const char *, const char *);
> +extern int git_config_expiry_date(timestamp_t **, const char *, const char *);
>  extern int git_config_set_in_file_gently(const char *, const char *, const char *);
>  extern void git_config_set_in_file(const char *, const char *, const char *);
>  extern int git_config_set_gently(const char *, const char *);
> diff --git a/t/t1300-repo-config.sh b/t/t1300-repo-config.sh
> index 364a537000bbb..59a35be89e511 100755
> --- a/t/t1300-repo-config.sh
> +++ b/t/t1300-repo-config.sh
> @@ -901,6 +901,31 @@ test_expect_success 'get --path barfs on boolean variable' '
>  	test_must_fail git config --get --path path.bool
>  '
>  
> +test_expect_success 'get --expiry-date' '
> +	cat >.git/config <<-\EOF &&
> +	[date]
> +	valid1 = "Fri Jun 4 15:46:55 2010"
> +	valid2 = "2017/11/11 11:11:11PM"
> +	valid3 = "2017/11/10 09:08:07 PM"
> +	valid4 = "never"
> +	invalid1 = "abc"
> +	EOF
> +	cat >expect <<-\EOF &&
> +	1275666415
> +	1510441871
> +	1510348087
> +	0
> +	EOF
> +	{
> +		git config --expiry-date date.valid1 &&
> +		git config --expiry-date date.valid2 &&
> +		git config --expiry-date date.valid3 &&
> +		git config --expiry-date date.valid4
> +	} >actual &&
> +	test_cmp expect actual &&
> +	test_must_fail git config --expiry-date date.invalid1
> +'
> +
>  cat > expect << EOF
>  [quote]
>  	leading = " test"
> 
> --
> https://github.com/git/git/pull/433