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-rw-r--r--src/backend/catalog/system_views.sql8
-rw-r--r--src/backend/storage/ipc/dsm_registry.c49
-rw-r--r--src/backend/tsearch/ts_locale.c4
-rw-r--r--src/backend/tsearch/wparser_def.c2
-rw-r--r--src/backend/utils/adt/pg_locale_libc.c24
5 files changed, 72 insertions, 15 deletions
diff --git a/src/backend/catalog/system_views.sql b/src/backend/catalog/system_views.sql
index e5dbbe61b81..b2d5332effc 100644
--- a/src/backend/catalog/system_views.sql
+++ b/src/backend/catalog/system_views.sql
@@ -666,6 +666,14 @@ GRANT SELECT ON pg_shmem_allocations_numa TO pg_read_all_stats;
REVOKE EXECUTE ON FUNCTION pg_get_shmem_allocations_numa() FROM PUBLIC;
GRANT EXECUTE ON FUNCTION pg_get_shmem_allocations_numa() TO pg_read_all_stats;
+CREATE VIEW pg_dsm_registry_allocations AS
+ SELECT * FROM pg_get_dsm_registry_allocations();
+
+REVOKE ALL ON pg_dsm_registry_allocations FROM PUBLIC;
+GRANT SELECT ON pg_dsm_registry_allocations TO pg_read_all_stats;
+REVOKE EXECUTE ON FUNCTION pg_get_dsm_registry_allocations() FROM PUBLIC;
+GRANT EXECUTE ON FUNCTION pg_get_dsm_registry_allocations() TO pg_read_all_stats;
+
CREATE VIEW pg_backend_memory_contexts AS
SELECT * FROM pg_get_backend_memory_contexts();
diff --git a/src/backend/storage/ipc/dsm_registry.c b/src/backend/storage/ipc/dsm_registry.c
index 828c2ff0c7f..1682cc6d34c 100644
--- a/src/backend/storage/ipc/dsm_registry.c
+++ b/src/backend/storage/ipc/dsm_registry.c
@@ -40,10 +40,12 @@
#include "postgres.h"
+#include "funcapi.h"
#include "lib/dshash.h"
#include "storage/dsm_registry.h"
#include "storage/lwlock.h"
#include "storage/shmem.h"
+#include "utils/builtins.h"
#include "utils/memutils.h"
#define DSMR_NAME_LEN 128
@@ -88,6 +90,13 @@ typedef enum DSMREntryType
DSMR_ENTRY_TYPE_DSH,
} DSMREntryType;
+static const char *const DSMREntryTypeNames[] =
+{
+ [DSMR_ENTRY_TYPE_DSM] = "segment",
+ [DSMR_ENTRY_TYPE_DSA] = "area",
+ [DSMR_ENTRY_TYPE_DSH] = "hash",
+};
+
typedef struct DSMRegistryEntry
{
char name[DSMR_NAME_LEN];
@@ -435,3 +444,43 @@ GetNamedDSHash(const char *name, const dshash_parameters *params, bool *found)
return ret;
}
+
+Datum
+pg_get_dsm_registry_allocations(PG_FUNCTION_ARGS)
+{
+ ReturnSetInfo *rsinfo = (ReturnSetInfo *) fcinfo->resultinfo;
+ DSMRegistryEntry *entry;
+ MemoryContext oldcontext;
+ dshash_seq_status status;
+
+ InitMaterializedSRF(fcinfo, MAT_SRF_USE_EXPECTED_DESC);
+
+ /* Be sure any local memory allocated by DSM/DSA routines is persistent. */
+ oldcontext = MemoryContextSwitchTo(TopMemoryContext);
+ init_dsm_registry();
+ MemoryContextSwitchTo(oldcontext);
+
+ dshash_seq_init(&status, dsm_registry_table, false);
+ while ((entry = dshash_seq_next(&status)) != NULL)
+ {
+ Datum vals[3];
+ bool nulls[3] = {0};
+
+ vals[0] = CStringGetTextDatum(entry->name);
+ vals[1] = CStringGetTextDatum(DSMREntryTypeNames[entry->type]);
+
+ /*
+ * Since we can't know the size of DSA/dshash entries without first
+ * attaching to them, return NULL for those.
+ */
+ if (entry->type == DSMR_ENTRY_TYPE_DSM)
+ vals[2] = Int64GetDatum(entry->data.dsm.size);
+ else
+ nulls[2] = true;
+
+ tuplestore_putvalues(rsinfo->setResult, rsinfo->setDesc, vals, nulls);
+ }
+ dshash_seq_term(&status);
+
+ return (Datum) 0;
+}
diff --git a/src/backend/tsearch/ts_locale.c b/src/backend/tsearch/ts_locale.c
index b77d8c23d36..4801fe90089 100644
--- a/src/backend/tsearch/ts_locale.c
+++ b/src/backend/tsearch/ts_locale.c
@@ -36,7 +36,7 @@ t_isalpha(const char *ptr)
{
int clen = pg_mblen(ptr);
wchar_t character[WC_BUF_LEN];
- pg_locale_t mylocale = 0; /* TODO */
+ locale_t mylocale = 0; /* TODO */
if (clen == 1 || database_ctype_is_c)
return isalpha(TOUCHAR(ptr));
@@ -51,7 +51,7 @@ t_isalnum(const char *ptr)
{
int clen = pg_mblen(ptr);
wchar_t character[WC_BUF_LEN];
- pg_locale_t mylocale = 0; /* TODO */
+ locale_t mylocale = 0; /* TODO */
if (clen == 1 || database_ctype_is_c)
return isalnum(TOUCHAR(ptr));
diff --git a/src/backend/tsearch/wparser_def.c b/src/backend/tsearch/wparser_def.c
index 79bcd32a063..e2dd3da3aa3 100644
--- a/src/backend/tsearch/wparser_def.c
+++ b/src/backend/tsearch/wparser_def.c
@@ -299,7 +299,7 @@ TParserInit(char *str, int len)
*/
if (prs->charmaxlen > 1)
{
- pg_locale_t mylocale = 0; /* TODO */
+ locale_t mylocale = 0; /* TODO */
prs->usewide = true;
if (database_ctype_is_c)
diff --git a/src/backend/utils/adt/pg_locale_libc.c b/src/backend/utils/adt/pg_locale_libc.c
index e9f9fc1e369..8d88b53c375 100644
--- a/src/backend/utils/adt/pg_locale_libc.c
+++ b/src/backend/utils/adt/pg_locale_libc.c
@@ -457,7 +457,7 @@ strlower_libc_mb(char *dest, size_t destsize, const char *src, ssize_t srclen,
/* Output workspace cannot have more codes than input bytes */
workspace = (wchar_t *) palloc((srclen + 1) * sizeof(wchar_t));
- char2wchar(workspace, srclen + 1, src, srclen, locale);
+ char2wchar(workspace, srclen + 1, src, srclen, loc);
for (curr_char = 0; workspace[curr_char] != 0; curr_char++)
workspace[curr_char] = towlower_l(workspace[curr_char], loc);
@@ -468,7 +468,7 @@ strlower_libc_mb(char *dest, size_t destsize, const char *src, ssize_t srclen,
max_size = curr_char * pg_database_encoding_max_length();
result = palloc(max_size + 1);
- result_size = wchar2char(result, workspace, max_size + 1, locale);
+ result_size = wchar2char(result, workspace, max_size + 1, loc);
if (result_size + 1 > destsize)
return result_size;
@@ -552,7 +552,7 @@ strtitle_libc_mb(char *dest, size_t destsize, const char *src, ssize_t srclen,
/* Output workspace cannot have more codes than input bytes */
workspace = (wchar_t *) palloc((srclen + 1) * sizeof(wchar_t));
- char2wchar(workspace, srclen + 1, src, srclen, locale);
+ char2wchar(workspace, srclen + 1, src, srclen, loc);
for (curr_char = 0; workspace[curr_char] != 0; curr_char++)
{
@@ -569,7 +569,7 @@ strtitle_libc_mb(char *dest, size_t destsize, const char *src, ssize_t srclen,
max_size = curr_char * pg_database_encoding_max_length();
result = palloc(max_size + 1);
- result_size = wchar2char(result, workspace, max_size + 1, locale);
+ result_size = wchar2char(result, workspace, max_size + 1, loc);
if (result_size + 1 > destsize)
return result_size;
@@ -640,7 +640,7 @@ strupper_libc_mb(char *dest, size_t destsize, const char *src, ssize_t srclen,
/* Output workspace cannot have more codes than input bytes */
workspace = (wchar_t *) palloc((srclen + 1) * sizeof(wchar_t));
- char2wchar(workspace, srclen + 1, src, srclen, locale);
+ char2wchar(workspace, srclen + 1, src, srclen, loc);
for (curr_char = 0; workspace[curr_char] != 0; curr_char++)
workspace[curr_char] = towupper_l(workspace[curr_char], loc);
@@ -651,7 +651,7 @@ strupper_libc_mb(char *dest, size_t destsize, const char *src, ssize_t srclen,
max_size = curr_char * pg_database_encoding_max_length();
result = palloc(max_size + 1);
- result_size = wchar2char(result, workspace, max_size + 1, locale);
+ result_size = wchar2char(result, workspace, max_size + 1, loc);
if (result_size + 1 > destsize)
return result_size;
@@ -1130,7 +1130,7 @@ wcstombs_l(char *dest, const wchar_t *src, size_t n, locale_t loc)
* zero-terminated. The output will be zero-terminated iff there is room.
*/
size_t
-wchar2char(char *to, const wchar_t *from, size_t tolen, pg_locale_t locale)
+wchar2char(char *to, const wchar_t *from, size_t tolen, locale_t loc)
{
size_t result;
@@ -1160,7 +1160,7 @@ wchar2char(char *to, const wchar_t *from, size_t tolen, pg_locale_t locale)
}
else
#endif /* WIN32 */
- if (locale == (pg_locale_t) 0)
+ if (loc == (locale_t) 0)
{
/* Use wcstombs directly for the default locale */
result = wcstombs(to, from, tolen);
@@ -1168,7 +1168,7 @@ wchar2char(char *to, const wchar_t *from, size_t tolen, pg_locale_t locale)
else
{
/* Use wcstombs_l for nondefault locales */
- result = wcstombs_l(to, from, tolen, locale->info.lt);
+ result = wcstombs_l(to, from, tolen, loc);
}
return result;
@@ -1185,7 +1185,7 @@ wchar2char(char *to, const wchar_t *from, size_t tolen, pg_locale_t locale)
*/
size_t
char2wchar(wchar_t *to, size_t tolen, const char *from, size_t fromlen,
- pg_locale_t locale)
+ locale_t loc)
{
size_t result;
@@ -1220,7 +1220,7 @@ char2wchar(wchar_t *to, size_t tolen, const char *from, size_t fromlen,
/* mbstowcs requires ending '\0' */
char *str = pnstrdup(from, fromlen);
- if (locale == (pg_locale_t) 0)
+ if (loc == (locale_t) 0)
{
/* Use mbstowcs directly for the default locale */
result = mbstowcs(to, str, tolen);
@@ -1228,7 +1228,7 @@ char2wchar(wchar_t *to, size_t tolen, const char *from, size_t fromlen,
else
{
/* Use mbstowcs_l for nondefault locales */
- result = mbstowcs_l(to, str, tolen, locale->info.lt);
+ result = mbstowcs_l(to, str, tolen, loc);
}
pfree(str);
generated by cgit v1.2.3 (git 2.39.1) at 2025-07-10 12:41:49 +0000