Re: Improve readability by using designated initializers when possible - Mailing list pgsql-hackers

From Japin Li
Subject Re: Improve readability by using designated initializers when possible
Date
Msg-id ME3P282MB3166132E47318B418715A138B6592@ME3P282MB3166.AUSP282.PROD.OUTLOOK.COM
Whole thread Raw
In response to Re: Improve readability by using designated initializers when possible  (Jelte Fennema-Nio <postgres@jeltef.nl>)
Responses Re: Improve readability by using designated initializers when possible
List pgsql-hackers
On Tue, 27 Feb 2024 at 19:55, Jelte Fennema-Nio <postgres@jeltef.nl> wrote:
> On Tue, 27 Feb 2024 at 12:52, Jelte Fennema-Nio <postgres@jeltef.nl> wrote:
>> Attached is an updated patchset to also convert pg_enc2icu_tbl and
>> pg_enc2gettext_tbl. I converted pg_enc2gettext_tbl in a separate
>> commit, because it actually requires some codechanges too.
>
> Another small update to also make all arrays changed by this patch
> have a trailing comma (to avoid future diff noise).

I see the config_group_names[] needs null-terminated because of help_config,
however, I didn't find the reference in help_config.c.  Is this comment
outdated?  Here is a patch to remove the null-terminated.

diff --git a/src/backend/utils/misc/guc_tables.c b/src/backend/utils/misc/guc_tables.c
index 59904fd007..df849f73fc 100644
--- a/src/backend/utils/misc/guc_tables.c
+++ b/src/backend/utils/misc/guc_tables.c
@@ -715,11 +715,9 @@ const char *const config_group_names[] =
     [PRESET_OPTIONS] = gettext_noop("Preset Options"),
     [CUSTOM_OPTIONS] = gettext_noop("Customized Options"),
     [DEVELOPER_OPTIONS] = gettext_noop("Developer Options"),
-    /* help_config wants this array to be null-terminated */
-    NULL
 };

-StaticAssertDecl(lengthof(config_group_names) == (DEVELOPER_OPTIONS + 2),
+StaticAssertDecl(lengthof(config_group_names) == (DEVELOPER_OPTIONS + 1),
                  "array length mismatch");

 /*



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