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-rw-r--r--src/backend/regex/regc_pg_locale.c150
-rw-r--r--src/backend/utils/adt/pg_locale.c124
2 files changed, 130 insertions, 144 deletions
diff --git a/src/backend/regex/regc_pg_locale.c b/src/backend/regex/regc_pg_locale.c
index 2242e72194c..e0c892db713 100644
--- a/src/backend/regex/regc_pg_locale.c
+++ b/src/backend/regex/regc_pg_locale.c
@@ -19,6 +19,7 @@
#include "common/unicode_case.h"
#include "common/unicode_category.h"
#include "utils/pg_locale.h"
+#include "utils/pg_locale_c.h"
static pg_locale_t pg_regex_locale;
@@ -27,150 +28,6 @@ static struct pg_locale_struct dummy_c_locale = {
.ctype_is_c = true,
};
-/*
- * Hard-wired character properties for C locale
- */
-#define PG_ISDIGIT 0x01
-#define PG_ISALPHA 0x02
-#define PG_ISALNUM (PG_ISDIGIT | PG_ISALPHA)
-#define PG_ISUPPER 0x04
-#define PG_ISLOWER 0x08
-#define PG_ISGRAPH 0x10
-#define PG_ISPRINT 0x20
-#define PG_ISPUNCT 0x40
-#define PG_ISSPACE 0x80
-
-static const unsigned char pg_char_properties[128] = {
- /* NUL */ 0,
- /* ^A */ 0,
- /* ^B */ 0,
- /* ^C */ 0,
- /* ^D */ 0,
- /* ^E */ 0,
- /* ^F */ 0,
- /* ^G */ 0,
- /* ^H */ 0,
- /* ^I */ PG_ISSPACE,
- /* ^J */ PG_ISSPACE,
- /* ^K */ PG_ISSPACE,
- /* ^L */ PG_ISSPACE,
- /* ^M */ PG_ISSPACE,
- /* ^N */ 0,
- /* ^O */ 0,
- /* ^P */ 0,
- /* ^Q */ 0,
- /* ^R */ 0,
- /* ^S */ 0,
- /* ^T */ 0,
- /* ^U */ 0,
- /* ^V */ 0,
- /* ^W */ 0,
- /* ^X */ 0,
- /* ^Y */ 0,
- /* ^Z */ 0,
- /* ^[ */ 0,
- /* ^\ */ 0,
- /* ^] */ 0,
- /* ^^ */ 0,
- /* ^_ */ 0,
- /* */ PG_ISPRINT | PG_ISSPACE,
- /* ! */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* " */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* # */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* $ */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* % */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* & */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ' */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ( */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ) */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* * */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* + */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* , */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* - */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* . */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* / */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* 0 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 1 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 2 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 3 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 4 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 5 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 6 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 7 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 8 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* 9 */ PG_ISDIGIT | PG_ISGRAPH | PG_ISPRINT,
- /* : */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ; */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* < */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* = */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* > */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ? */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* @ */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* A */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* B */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* C */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* D */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* E */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* F */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* G */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* H */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* I */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* J */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* K */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* L */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* M */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* N */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* O */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* P */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* Q */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* R */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* S */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* T */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* U */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* V */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* W */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* X */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* Y */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* Z */ PG_ISALPHA | PG_ISUPPER | PG_ISGRAPH | PG_ISPRINT,
- /* [ */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* \ */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ] */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ^ */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* _ */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ` */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* a */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* b */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* c */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* d */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* e */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* f */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* g */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* h */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* i */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* j */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* k */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* l */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* m */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* n */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* o */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* p */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* q */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* r */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* s */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* t */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* u */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* v */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* w */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* x */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* y */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* z */ PG_ISALPHA | PG_ISLOWER | PG_ISGRAPH | PG_ISPRINT,
- /* { */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* | */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* } */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* ~ */ PG_ISGRAPH | PG_ISPRINT | PG_ISPUNCT,
- /* DEL */ 0
-};
-
/*
* pg_set_regex_collation: set collation for these functions to obey
@@ -227,6 +84,11 @@ pg_set_regex_collation(Oid collation)
pg_regex_locale = locale;
}
+/*
+ * The following functions overlap with those defined in pg_locale.c. XXX:
+ * consider refactor.
+ */
+
static int
regc_wc_isdigit(pg_wchar c)
{
diff --git a/src/backend/utils/adt/pg_locale.c b/src/backend/utils/adt/pg_locale.c
index 97c2ac1faf9..50b25445f7a 100644
--- a/src/backend/utils/adt/pg_locale.c
+++ b/src/backend/utils/adt/pg_locale.c
@@ -45,6 +45,7 @@
#include "utils/lsyscache.h"
#include "utils/memutils.h"
#include "utils/pg_locale.h"
+#include "utils/pg_locale_c.h"
#include "utils/relcache.h"
#include "utils/syscache.h"
@@ -1149,6 +1150,13 @@ init_database_collation(void)
PGLOCALE_SUPPORT_ERROR(dbform->datlocprovider);
result->is_default = true;
+
+ Assert((result->collate_is_c && result->collate == NULL) ||
+ (!result->collate_is_c && result->collate != NULL));
+
+ Assert((result->ctype_is_c && result->ctype == NULL) ||
+ (!result->ctype_is_c && result->ctype != NULL));
+
ReleaseSysCache(tup);
default_locale = result;
@@ -1395,6 +1403,122 @@ pg_strnxfrm_prefix(char *dest, size_t destsize, const char *src,
return locale->collate->strnxfrm_prefix(dest, destsize, src, srclen, locale);
}
+bool
+pg_iswdigit(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISDIGIT));
+ else
+ return locale->ctype->wc_isdigit(wc, locale);
+}
+
+bool
+pg_iswalpha(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISALPHA));
+ else
+ return locale->ctype->wc_isalpha(wc, locale);
+}
+
+bool
+pg_iswalnum(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISALNUM));
+ else
+ return locale->ctype->wc_isalnum(wc, locale);
+}
+
+bool
+pg_iswupper(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISUPPER));
+ else
+ return locale->ctype->wc_isupper(wc, locale);
+}
+
+bool
+pg_iswlower(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISLOWER));
+ else
+ return locale->ctype->wc_islower(wc, locale);
+}
+
+bool
+pg_iswgraph(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISGRAPH));
+ else
+ return locale->ctype->wc_isgraph(wc, locale);
+}
+
+bool
+pg_iswprint(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISPRINT));
+ else
+ return locale->ctype->wc_isprint(wc, locale);
+}
+
+bool
+pg_iswpunct(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISPUNCT));
+ else
+ return locale->ctype->wc_ispunct(wc, locale);
+}
+
+bool
+pg_iswspace(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ return (wc <= (pg_wchar) 127 &&
+ (pg_char_properties[wc] & PG_ISSPACE));
+ else
+ return locale->ctype->wc_isspace(wc, locale);
+}
+
+pg_wchar
+pg_towupper(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ {
+ if (wc <= (pg_wchar) 127)
+ return pg_ascii_toupper((unsigned char) wc);
+ return wc;
+ }
+ else
+ return locale->ctype->wc_toupper(wc, locale);
+}
+
+pg_wchar
+pg_towlower(pg_wchar wc, pg_locale_t locale)
+{
+ if (locale->ctype == NULL)
+ {
+ if (wc <= (pg_wchar) 127)
+ return pg_ascii_tolower((unsigned char) wc);
+ return wc;
+ }
+ else
+ return locale->ctype->wc_tolower(wc, locale);
+}
+
/*
* char_is_cased()
*
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-24 13:45:21 +0000