Re: Multiple Wait Events for extensions

Would a hard coded solution as described here after possible for mid-term ?

note:
actual result from
pgstat_report_wait_star(PG_WAIT_EXTENSION);
is preserved.

Regards
PAscal

pgstat.h

/* ----------
* Wait Events - Extension
*
* Use this category when an extension is waiting.
* ----------
*/
typedef enum
{
WAIT_EVENT_EXTENSION_EXT = PG_WAIT_EXTENSION,
WAIT_EVENT_EXTENSION_1,
WAIT_EVENT_EXTENSION_2,
WAIT_EVENT_EXTENSION_3,
WAIT_EVENT_EXTENSION_4,
WAIT_EVENT_EXTENSION_5,
WAIT_EVENT_EXTENSION_6,
WAIT_EVENT_EXTENSION_7,
WAIT_EVENT_EXTENSION_8,
WAIT_EVENT_EXTENSION_9,
} WaitEventExtension;

pgstat.c

...
case PG_WAIT_EXTENSION:
{
WaitEventExtension w = (WaitEventExtension) wait_event_info;
event_name = pgstat_get_wait_extension(w);
break;
}

...

/* ----------
* pgstat_get_wait_extension() -
*
* Convert WaitEventExtension to string.
* ----------
*/
static const char *
pgstat_get_wait_extension(WaitEventExtension w)
{
const char *event_name = "unknown wait event";

switch (w)
{
case WAIT_EVENT_EXTENSION_EXT:
event_name = "Extension";
break;
case WAIT_EVENT_EXTENSION_1:
event_name = "Extension_1";
break;
case WAIT_EVENT_EXTENSION_2:
event_name = "Extension_2";
break;
case WAIT_EVENT_EXTENSION_3:
event_name = "Extension_3";
break;
case WAIT_EVENT_EXTENSION_4:
event_name = "Extension_4";
break;
case WAIT_EVENT_EXTENSION_5:
event_name = "Extension_5";
break;
case WAIT_EVENT_EXTENSION_6:
event_name = "Extension_6";
break;
case WAIT_EVENT_EXTENSION_7:
event_name = "Extension_7";
break;
case WAIT_EVENT_EXTENSION_8:
event_name = "Extension_8";
break;
case WAIT_EVENT_EXTENSION_9:
event_name = "Extension_9";
break;
/* no default case, so that compiler will warn */
}

return event_name;
}

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