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pg_regc_locale.c: rename some static functions.

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Use the more specific prefix "regc_" rather than the generic prefix
"pg_".

A subsequent commit will create generic versions of some of these
functions that can be called from other modules.

Discussion: https://postgr.es/m/0151ad01239e2cc7b3139644358cf8f7b9622ff7.camel@j-davis.com
This commit is contained in:
Jeff Davis
2025-10-14 11:04:04 -07:00
parent c9b299f6df
commit 8efe982fe2
4 changed files with 60 additions and 60 deletions
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54
src/backend/regex/regc_locale.c
View File

@@ -453,7 +453,7 @@ range(struct vars *v, /* context */
for (c = a; c <= b; c++)
{
cc = pg_wc_tolower(c);
cc = regc_wc_tolower(c);
if (cc != c &&
(before(cc, a) || before(b, cc)))
{
@@ -464,7 +464,7 @@ range(struct vars *v, /* context */
}
addchr(cv, cc);
}
cc = pg_wc_toupper(c);
cc = regc_wc_toupper(c);
if (cc != c &&
(before(cc, a) || before(b, cc)))
{
@@ -562,7 +562,7 @@ lookupcclass(struct vars *v, /* context (for returning errors) */
* Must include case counterparts if "cases" is true.
*
* The returned cvec might be either a transient cvec gotten from getcvec(),
* or a permanently cached one from pg_ctype_get_cache(). This is okay
* or a permanently cached one from regc_ctype_get_cache(). This is okay
* because callers are not supposed to explicitly free the result either way.
*/
static struct cvec *
@@ -584,7 +584,7 @@ cclasscvec(struct vars *v, /* context */
/*
* Now compute the character class contents. For classes that are based
* on the behavior of a <wctype.h> or <ctype.h> function, we use
* pg_ctype_get_cache so that we can cache the results. Other classes
* regc_ctype_get_cache so that we can cache the results. Other classes
* have definitions that are hard-wired here, and for those we just
* construct a transient cvec on the fly.
*
@@ -594,16 +594,16 @@ cclasscvec(struct vars *v, /* context */
switch (cclasscode)
{
case CC_PRINT:
cv = pg_ctype_get_cache(pg_wc_isprint, cclasscode);
cv = regc_ctype_get_cache(regc_wc_isprint, cclasscode);
break;
case CC_ALNUM:
cv = pg_ctype_get_cache(pg_wc_isalnum, cclasscode);
cv = regc_ctype_get_cache(regc_wc_isalnum, cclasscode);
break;
case CC_ALPHA:
cv = pg_ctype_get_cache(pg_wc_isalpha, cclasscode);
cv = regc_ctype_get_cache(regc_wc_isalpha, cclasscode);
break;
case CC_WORD:
cv = pg_ctype_get_cache(pg_wc_isword, cclasscode);
cv = regc_ctype_get_cache(regc_wc_isword, cclasscode);
break;
case CC_ASCII:
/* hard-wired meaning */
@@ -624,10 +624,10 @@ cclasscvec(struct vars *v, /* context */
addrange(cv, 0x7f, 0x9f);
break;
case CC_DIGIT:
cv = pg_ctype_get_cache(pg_wc_isdigit, cclasscode);
cv = regc_ctype_get_cache(regc_wc_isdigit, cclasscode);
break;
case CC_PUNCT:
cv = pg_ctype_get_cache(pg_wc_ispunct, cclasscode);
cv = regc_ctype_get_cache(regc_wc_ispunct, cclasscode);
break;
case CC_XDIGIT:
@@ -645,16 +645,16 @@ cclasscvec(struct vars *v, /* context */
}
break;
case CC_SPACE:
cv = pg_ctype_get_cache(pg_wc_isspace, cclasscode);
cv = regc_ctype_get_cache(regc_wc_isspace, cclasscode);
break;
case CC_LOWER:
cv = pg_ctype_get_cache(pg_wc_islower, cclasscode);
cv = regc_ctype_get_cache(regc_wc_islower, cclasscode);
break;
case CC_UPPER:
cv = pg_ctype_get_cache(pg_wc_isupper, cclasscode);
cv = regc_ctype_get_cache(regc_wc_isupper, cclasscode);
break;
case CC_GRAPH:
cv = pg_ctype_get_cache(pg_wc_isgraph, cclasscode);
cv = regc_ctype_get_cache(regc_wc_isgraph, cclasscode);
break;
}
@@ -679,29 +679,29 @@ cclass_column_index(struct colormap *cm, chr c)
* Note: we should not see requests to consider cclasses that are not
* treated as locale-specific by cclasscvec(), above.
*/
if (cm->classbits[CC_PRINT] && pg_wc_isprint(c))
if (cm->classbits[CC_PRINT] && regc_wc_isprint(c))
colnum |= cm->classbits[CC_PRINT];
if (cm->classbits[CC_ALNUM] && pg_wc_isalnum(c))
if (cm->classbits[CC_ALNUM] && regc_wc_isalnum(c))
colnum |= cm->classbits[CC_ALNUM];
if (cm->classbits[CC_ALPHA] && pg_wc_isalpha(c))
if (cm->classbits[CC_ALPHA] && regc_wc_isalpha(c))
colnum |= cm->classbits[CC_ALPHA];
if (cm->classbits[CC_WORD] && pg_wc_isword(c))
if (cm->classbits[CC_WORD] && regc_wc_isword(c))
colnum |= cm->classbits[CC_WORD];
assert(cm->classbits[CC_ASCII] == 0);
assert(cm->classbits[CC_BLANK] == 0);
assert(cm->classbits[CC_CNTRL] == 0);
if (cm->classbits[CC_DIGIT] && pg_wc_isdigit(c))
if (cm->classbits[CC_DIGIT] && regc_wc_isdigit(c))
colnum |= cm->classbits[CC_DIGIT];
if (cm->classbits[CC_PUNCT] && pg_wc_ispunct(c))
if (cm->classbits[CC_PUNCT] && regc_wc_ispunct(c))
colnum |= cm->classbits[CC_PUNCT];
assert(cm->classbits[CC_XDIGIT] == 0);
if (cm->classbits[CC_SPACE] && pg_wc_isspace(c))
if (cm->classbits[CC_SPACE] && regc_wc_isspace(c))
colnum |= cm->classbits[CC_SPACE];
if (cm->classbits[CC_LOWER] && pg_wc_islower(c))
if (cm->classbits[CC_LOWER] && regc_wc_islower(c))
colnum |= cm->classbits[CC_LOWER];
if (cm->classbits[CC_UPPER] && pg_wc_isupper(c))
if (cm->classbits[CC_UPPER] && regc_wc_isupper(c))
colnum |= cm->classbits[CC_UPPER];
if (cm->classbits[CC_GRAPH] && pg_wc_isgraph(c))
if (cm->classbits[CC_GRAPH] && regc_wc_isgraph(c))
colnum |= cm->classbits[CC_GRAPH];
return colnum;
@@ -721,8 +721,8 @@ allcases(struct vars *v, /* context */
chr lc,
uc;
lc = pg_wc_tolower(c);
uc = pg_wc_toupper(c);
lc = regc_wc_tolower(c);
uc = regc_wc_toupper(c);
cv = getcvec(v, 2, 0);
addchr(cv, lc);
@@ -760,7 +760,7 @@ casecmp(const chr *x, const chr *y, /* strings to compare */
{
for (; len > 0; len--, x++, y++)
{
if ((*x != *y) && (pg_wc_tolower(*x) != pg_wc_tolower(*y)))
if ((*x != *y) && (regc_wc_tolower(*x) != regc_wc_tolower(*y)))
return 1;
}
return 0;

34
src/backend/regex/regc_pg_locale.c
View File

@@ -228,7 +228,7 @@ pg_set_regex_collation(Oid collation)
}
static int
pg_wc_isdigit(pg_wchar c)
regc_wc_isdigit(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -238,7 +238,7 @@ pg_wc_isdigit(pg_wchar c)
}
static int
pg_wc_isalpha(pg_wchar c)
regc_wc_isalpha(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -248,7 +248,7 @@ pg_wc_isalpha(pg_wchar c)
}
static int
pg_wc_isalnum(pg_wchar c)
regc_wc_isalnum(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -258,16 +258,16 @@ pg_wc_isalnum(pg_wchar c)
}
static int
pg_wc_isword(pg_wchar c)
regc_wc_isword(pg_wchar c)
{
/* We define word characters as alnum class plus underscore */
if (c == CHR('_'))
return 1;
return pg_wc_isalnum(c);
return regc_wc_isalnum(c);
}
static int
pg_wc_isupper(pg_wchar c)
regc_wc_isupper(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -277,7 +277,7 @@ pg_wc_isupper(pg_wchar c)
}
static int
pg_wc_islower(pg_wchar c)
regc_wc_islower(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -287,7 +287,7 @@ pg_wc_islower(pg_wchar c)
}
static int
pg_wc_isgraph(pg_wchar c)
regc_wc_isgraph(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -297,7 +297,7 @@ pg_wc_isgraph(pg_wchar c)
}
static int
pg_wc_isprint(pg_wchar c)
regc_wc_isprint(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -307,7 +307,7 @@ pg_wc_isprint(pg_wchar c)
}
static int
pg_wc_ispunct(pg_wchar c)
regc_wc_ispunct(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -317,7 +317,7 @@ pg_wc_ispunct(pg_wchar c)
}
static int
pg_wc_isspace(pg_wchar c)
regc_wc_isspace(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
return (c <= (pg_wchar) 127 &&
@@ -327,7 +327,7 @@ pg_wc_isspace(pg_wchar c)
}
static pg_wchar
pg_wc_toupper(pg_wchar c)
regc_wc_toupper(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
{
@@ -340,7 +340,7 @@ pg_wc_toupper(pg_wchar c)
}
static pg_wchar
pg_wc_tolower(pg_wchar c)
regc_wc_tolower(pg_wchar c)
{
if (pg_regex_locale->ctype_is_c)
{
@@ -366,11 +366,11 @@ pg_wc_tolower(pg_wchar c)
* the main regex code expects us to return a failure indication instead.
*/
typedef int (*pg_wc_probefunc) (pg_wchar c);
typedef int (*regc_wc_probefunc) (pg_wchar c);
typedef struct pg_ctype_cache
{
pg_wc_probefunc probefunc; /* pg_wc_isalpha or a sibling */
regc_wc_probefunc probefunc; /* regc_wc_isalpha or a sibling */
pg_locale_t locale; /* locale this entry is for */
struct cvec cv; /* cache entry contents */
struct pg_ctype_cache *next; /* chain link */
@@ -419,14 +419,14 @@ store_match(pg_ctype_cache *pcc, pg_wchar chr1, int nchrs)
}
/*
* Given a probe function (e.g., pg_wc_isalpha) get a struct cvec for all
* Given a probe function (e.g., regc_wc_isalpha) get a struct cvec for all
* chrs satisfying the probe function. The active collation is the one
* previously set by pg_set_regex_collation. Return NULL if out of memory.
*
* Note that the result must not be freed or modified by caller.
*/
static struct cvec *
pg_ctype_get_cache(pg_wc_probefunc probefunc, int cclasscode)
regc_ctype_get_cache(regc_wc_probefunc probefunc, int cclasscode)
{
pg_ctype_cache *pcc;
pg_wchar max_chr;

24
src/backend/regex/regcomp.c
View File

@@ -249,18 +249,18 @@ static struct cvec *getcvec(struct vars *v, int nchrs, int nranges);
static void freecvec(struct cvec *cv);
/* === regc_pg_locale.c === */
static int pg_wc_isdigit(pg_wchar c);
static int pg_wc_isalpha(pg_wchar c);
static int pg_wc_isalnum(pg_wchar c);
static int pg_wc_isword(pg_wchar c);
static int pg_wc_isupper(pg_wchar c);
static int pg_wc_islower(pg_wchar c);
static int pg_wc_isgraph(pg_wchar c);
static int pg_wc_isprint(pg_wchar c);
static int pg_wc_ispunct(pg_wchar c);
static int pg_wc_isspace(pg_wchar c);
static pg_wchar pg_wc_toupper(pg_wchar c);
static pg_wchar pg_wc_tolower(pg_wchar c);
static int regc_wc_isdigit(pg_wchar c);
static int regc_wc_isalpha(pg_wchar c);
static int regc_wc_isalnum(pg_wchar c);
static int regc_wc_isword(pg_wchar c);
static int regc_wc_isupper(pg_wchar c);
static int regc_wc_islower(pg_wchar c);
static int regc_wc_isgraph(pg_wchar c);
static int regc_wc_isprint(pg_wchar c);
static int regc_wc_ispunct(pg_wchar c);
static int regc_wc_isspace(pg_wchar c);
static pg_wchar regc_wc_toupper(pg_wchar c);
static pg_wchar regc_wc_tolower(pg_wchar c);
/* === regc_locale.c === */
static chr element(struct vars *v, const chr *startp, const chr *endp);

8
src/include/regex/regcustom.h
View File

@@ -88,10 +88,10 @@ typedef unsigned uchr; /* unsigned type that will hold a chr */
#define MAX_SIMPLE_CHR 0x7FF /* suitable value for Unicode */
/* functions operating on chr */
#define iscalnum(x) pg_wc_isalnum(x)
#define iscalpha(x) pg_wc_isalpha(x)
#define iscdigit(x) pg_wc_isdigit(x)
#define iscspace(x) pg_wc_isspace(x)
#define iscalnum(x) regc_wc_isalnum(x)
#define iscalpha(x) regc_wc_isalpha(x)
#define iscdigit(x) regc_wc_isdigit(x)
#define iscspace(x) regc_wc_isspace(x)
/* and pick up the standard header */
#include "regex.h"