Header And Logo
|
#include "catalog/pg_collation.h"#include "utils/pg_locale.h"
Go to the source code of this file.
| #define PG_ISALNUM (PG_ISDIGIT | PG_ISALPHA) |
Definition at line 83 of file regc_pg_locale.c.
Referenced by pg_wc_isalnum().
| #define PG_ISALPHA 0x02 |
Definition at line 82 of file regc_pg_locale.c.
Referenced by pg_wc_isalpha().
| #define PG_ISDIGIT 0x01 |
Definition at line 81 of file regc_pg_locale.c.
Referenced by pg_wc_isdigit().
| #define PG_ISGRAPH 0x10 |
Definition at line 86 of file regc_pg_locale.c.
Referenced by pg_wc_isgraph().
| #define PG_ISLOWER 0x08 |
Definition at line 85 of file regc_pg_locale.c.
Referenced by pg_wc_islower().
| #define PG_ISPRINT 0x20 |
Definition at line 87 of file regc_pg_locale.c.
Referenced by pg_wc_isprint().
| #define PG_ISPUNCT 0x40 |
Definition at line 88 of file regc_pg_locale.c.
Referenced by pg_wc_ispunct().
| #define PG_ISSPACE 0x80 |
Definition at line 89 of file regc_pg_locale.c.
Referenced by pg_wc_isspace().
| #define PG_ISUPPER 0x04 |
Definition at line 84 of file regc_pg_locale.c.
Referenced by pg_wc_isupper().
| typedef struct pg_ctype_cache pg_ctype_cache |
| typedef int(* pg_wc_probefunc)(pg_wchar c) |
Definition at line 679 of file regc_pg_locale.c.
| enum PG_Locale_Strategy |
| PG_REGEX_LOCALE_C | |
| PG_REGEX_LOCALE_WIDE | |
| PG_REGEX_LOCALE_1BYTE | |
| PG_REGEX_LOCALE_WIDE_L | |
| PG_REGEX_LOCALE_1BYTE_L |
Definition at line 65 of file regc_pg_locale.c.
{
PG_REGEX_LOCALE_C, /* C locale (encoding independent) */
PG_REGEX_LOCALE_WIDE, /* Use <wctype.h> functions */
PG_REGEX_LOCALE_1BYTE, /* Use <ctype.h> functions */
PG_REGEX_LOCALE_WIDE_L, /* Use locale_t <wctype.h> functions */
PG_REGEX_LOCALE_1BYTE_L /* Use locale_t <ctype.h> functions */
} PG_Locale_Strategy;
| static struct cvec* pg_ctype_get_cache | ( | pg_wc_probefunc | probefunc | ) | [static, read] |
Definition at line 739 of file regc_pg_locale.c.
References cvec::chrs, cvec::chrspace, pg_ctype_cache::collation, pg_ctype_cache::cv, free, malloc, cvec::nchrs, pg_ctype_cache::next, cvec::nranges, NULL, pg_regex_collation, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, pg_regex_strategy, pg_ctype_cache::probefunc, cvec::ranges, cvec::rangespace, realloc, and store_match().
Referenced by cclass().
{
pg_ctype_cache *pcc;
pg_wchar max_chr;
pg_wchar cur_chr;
int nmatches;
chr *newchrs;
/*
* Do we already have the answer cached?
*/
for (pcc = pg_ctype_cache_list; pcc != NULL; pcc = pcc->next)
{
if (pcc->probefunc == probefunc &&
pcc->collation == pg_regex_collation)
return &pcc->cv;
}
/*
* Nope, so initialize some workspace ...
*/
pcc = (pg_ctype_cache *) malloc(sizeof(pg_ctype_cache));
if (pcc == NULL)
return NULL;
pcc->probefunc = probefunc;
pcc->collation = pg_regex_collation;
pcc->cv.nchrs = 0;
pcc->cv.chrspace = 128;
pcc->cv.chrs = (chr *) malloc(pcc->cv.chrspace * sizeof(chr));
pcc->cv.nranges = 0;
pcc->cv.rangespace = 64;
pcc->cv.ranges = (chr *) malloc(pcc->cv.rangespace * sizeof(chr) * 2);
if (pcc->cv.chrs == NULL || pcc->cv.ranges == NULL)
goto out_of_memory;
/*
* Decide how many character codes we ought to look through. For C locale
* there's no need to go further than 127. Otherwise, if the encoding is
* UTF8 go up to 0x7FF, which is a pretty arbitrary cutoff but we cannot
* extend it as far as we'd like (say, 0xFFFF, the end of the Basic
* Multilingual Plane) without creating significant performance issues due
* to too many characters being fed through the colormap code. This will
* need redesign to fix reasonably, but at least for the moment we have
* all common European languages covered. Otherwise (not C, not UTF8) go
* up to 255. These limits are interrelated with restrictions discussed
* at the head of this file.
*/
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
max_chr = (pg_wchar) 127;
break;
case PG_REGEX_LOCALE_WIDE:
case PG_REGEX_LOCALE_WIDE_L:
max_chr = (pg_wchar) 0x7FF;
break;
case PG_REGEX_LOCALE_1BYTE:
case PG_REGEX_LOCALE_1BYTE_L:
max_chr = (pg_wchar) UCHAR_MAX;
break;
default:
max_chr = 0; /* can't get here, but keep compiler quiet */
break;
}
/*
* And scan 'em ...
*/
nmatches = 0; /* number of consecutive matches */
for (cur_chr = 0; cur_chr <= max_chr; cur_chr++)
{
if ((*probefunc) (cur_chr))
nmatches++;
else if (nmatches > 0)
{
if (!store_match(pcc, cur_chr - nmatches, nmatches))
goto out_of_memory;
nmatches = 0;
}
}
if (nmatches > 0)
if (!store_match(pcc, cur_chr - nmatches, nmatches))
goto out_of_memory;
/*
* We might have allocated more memory than needed, if so free it
*/
if (pcc->cv.nchrs == 0)
{
free(pcc->cv.chrs);
pcc->cv.chrs = NULL;
pcc->cv.chrspace = 0;
}
else if (pcc->cv.nchrs < pcc->cv.chrspace)
{
newchrs = (chr *) realloc(pcc->cv.chrs,
pcc->cv.nchrs * sizeof(chr));
if (newchrs == NULL)
goto out_of_memory;
pcc->cv.chrs = newchrs;
pcc->cv.chrspace = pcc->cv.nchrs;
}
if (pcc->cv.nranges == 0)
{
free(pcc->cv.ranges);
pcc->cv.ranges = NULL;
pcc->cv.rangespace = 0;
}
else if (pcc->cv.nranges < pcc->cv.rangespace)
{
newchrs = (chr *) realloc(pcc->cv.ranges,
pcc->cv.nranges * sizeof(chr) * 2);
if (newchrs == NULL)
goto out_of_memory;
pcc->cv.ranges = newchrs;
pcc->cv.rangespace = pcc->cv.nranges;
}
/*
* Success, link it into cache chain
*/
pcc->next = pg_ctype_cache_list;
pg_ctype_cache_list = pcc;
return &pcc->cv;
/*
* Failure, clean up
*/
out_of_memory:
if (pcc->cv.chrs)
free(pcc->cv.chrs);
if (pcc->cv.ranges)
free(pcc->cv.ranges);
free(pcc);
return NULL;
}
| void pg_set_regex_collation | ( | Oid | collation | ) |
Definition at line 231 of file regc_pg_locale.c.
References DEFAULT_COLLATION_OID, ereport, errcode(), errhint(), errmsg(), ERROR, GetDatabaseEncoding(), lc_ctype_is_c(), OidIsValid, pg_newlocale_from_collation(), pg_regex_collation, pg_regex_locale, pg_regex_strategy, and PG_UTF8.
Referenced by pg_regcomp(), pg_regexec(), and pg_regprefix().
{
if (lc_ctype_is_c(collation))
{
/* C/POSIX collations use this path regardless of database encoding */
pg_regex_strategy = PG_REGEX_LOCALE_C;
pg_regex_locale = 0;
pg_regex_collation = C_COLLATION_OID;
}
else
{
if (collation == DEFAULT_COLLATION_OID)
pg_regex_locale = 0;
else if (OidIsValid(collation))
{
/*
* NB: pg_newlocale_from_collation will fail if not HAVE_LOCALE_T;
* the case of pg_regex_locale != 0 but not HAVE_LOCALE_T does not
* have to be considered below.
*/
pg_regex_locale = pg_newlocale_from_collation(collation);
}
else
{
/*
* This typically means that the parser could not resolve a
* conflict of implicit collations, so report it that way.
*/
ereport(ERROR,
(errcode(ERRCODE_INDETERMINATE_COLLATION),
errmsg("could not determine which collation to use for regular expression"),
errhint("Use the COLLATE clause to set the collation explicitly.")));
}
#ifdef USE_WIDE_UPPER_LOWER
if (GetDatabaseEncoding() == PG_UTF8)
{
if (pg_regex_locale)
pg_regex_strategy = PG_REGEX_LOCALE_WIDE_L;
else
pg_regex_strategy = PG_REGEX_LOCALE_WIDE;
}
else
#endif /* USE_WIDE_UPPER_LOWER */
{
if (pg_regex_locale)
pg_regex_strategy = PG_REGEX_LOCALE_1BYTE_L;
else
pg_regex_strategy = PG_REGEX_LOCALE_1BYTE;
}
pg_regex_collation = collation;
}
}
| static int pg_wc_isalnum | ( | pg_wchar | c | ) | [static] |
Definition at line 353 of file regc_pg_locale.c.
References isalnum_l, iswalnum_l, pg_char_properties, PG_ISALNUM, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISALNUM));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswalnum((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
isalnum((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswalnum_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
isalnum_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static int pg_wc_isalpha | ( | pg_wchar | c | ) | [static] |
Definition at line 320 of file regc_pg_locale.c.
References isalpha_l, iswalpha_l, pg_char_properties, PG_ISALPHA, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISALPHA));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswalpha((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
isalpha((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswalpha_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
isalpha_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static int pg_wc_isdigit | ( | pg_wchar | c | ) | [static] |
Definition at line 287 of file regc_pg_locale.c.
References isdigit_l, iswdigit_l, pg_char_properties, PG_ISDIGIT, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISDIGIT));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswdigit((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
isdigit((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswdigit_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
isdigit_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static int pg_wc_isgraph | ( | pg_wchar | c | ) | [static] |
Definition at line 452 of file regc_pg_locale.c.
References isgraph_l, iswgraph_l, pg_char_properties, PG_ISGRAPH, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISGRAPH));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswgraph((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
isgraph((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswgraph_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
isgraph_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static int pg_wc_islower | ( | pg_wchar | c | ) | [static] |
Definition at line 419 of file regc_pg_locale.c.
References islower_l, iswlower_l, pg_char_properties, PG_ISLOWER, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISLOWER));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswlower((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
islower((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswlower_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
islower_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static int pg_wc_isprint | ( | pg_wchar | c | ) | [static] |
Definition at line 485 of file regc_pg_locale.c.
References isprint_l, iswprint_l, pg_char_properties, PG_ISPRINT, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISPRINT));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswprint((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
isprint((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswprint_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
isprint_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static int pg_wc_ispunct | ( | pg_wchar | c | ) | [static] |
Definition at line 518 of file regc_pg_locale.c.
References ispunct_l, iswpunct_l, pg_char_properties, PG_ISPUNCT, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISPUNCT));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswpunct((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
ispunct((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswpunct_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
ispunct_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static int pg_wc_isspace | ( | pg_wchar | c | ) | [static] |
Definition at line 551 of file regc_pg_locale.c.
References isspace_l, iswspace_l, pg_char_properties, PG_ISSPACE, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISSPACE));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswspace((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
isspace((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswspace_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
isspace_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static int pg_wc_isupper | ( | pg_wchar | c | ) | [static] |
Definition at line 386 of file regc_pg_locale.c.
References isupper_l, iswupper_l, pg_char_properties, PG_ISUPPER, pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, and pg_regex_strategy.
Referenced by cclass().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
return (c <= (pg_wchar) 127 &&
(pg_char_properties[c] & PG_ISUPPER));
case PG_REGEX_LOCALE_WIDE:
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswupper((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
return (c <= (pg_wchar) UCHAR_MAX &&
isupper((unsigned char) c));
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return iswupper_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
return (c <= (pg_wchar) UCHAR_MAX &&
isupper_l((unsigned char) c, pg_regex_locale));
#endif
break;
}
return 0; /* can't get here, but keep compiler quiet */
}
Definition at line 625 of file regc_pg_locale.c.
References pg_ascii_tolower(), pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, pg_regex_strategy, tolower_l, and towlower_l.
Referenced by allcases(), casecmp(), and range().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
if (c <= (pg_wchar) 127)
return pg_ascii_tolower((unsigned char) c);
return c;
case PG_REGEX_LOCALE_WIDE:
/* force C behavior for ASCII characters, per comments above */
if (c <= (pg_wchar) 127)
return pg_ascii_tolower((unsigned char) c);
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return towlower((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
/* force C behavior for ASCII characters, per comments above */
if (c <= (pg_wchar) 127)
return pg_ascii_tolower((unsigned char) c);
if (c <= (pg_wchar) UCHAR_MAX)
return tolower((unsigned char) c);
return c;
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return towlower_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
if (c <= (pg_wchar) UCHAR_MAX)
return tolower_l((unsigned char) c, pg_regex_locale);
#endif
return c;
}
return 0; /* can't get here, but keep compiler quiet */
}
Definition at line 584 of file regc_pg_locale.c.
References pg_ascii_toupper(), pg_regex_locale, PG_REGEX_LOCALE_1BYTE, PG_REGEX_LOCALE_1BYTE_L, PG_REGEX_LOCALE_C, PG_REGEX_LOCALE_WIDE, PG_REGEX_LOCALE_WIDE_L, pg_regex_strategy, toupper_l, and towupper_l.
Referenced by allcases(), and range().
{
switch (pg_regex_strategy)
{
case PG_REGEX_LOCALE_C:
if (c <= (pg_wchar) 127)
return pg_ascii_toupper((unsigned char) c);
return c;
case PG_REGEX_LOCALE_WIDE:
/* force C behavior for ASCII characters, per comments above */
if (c <= (pg_wchar) 127)
return pg_ascii_toupper((unsigned char) c);
#ifdef USE_WIDE_UPPER_LOWER
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return towupper((wint_t) c);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE:
/* force C behavior for ASCII characters, per comments above */
if (c <= (pg_wchar) 127)
return pg_ascii_toupper((unsigned char) c);
if (c <= (pg_wchar) UCHAR_MAX)
return toupper((unsigned char) c);
return c;
case PG_REGEX_LOCALE_WIDE_L:
#if defined(HAVE_LOCALE_T) && defined(USE_WIDE_UPPER_LOWER)
if (sizeof(wchar_t) >= 4 || c <= (pg_wchar) 0xFFFF)
return towupper_l((wint_t) c, pg_regex_locale);
#endif
/* FALL THRU */
case PG_REGEX_LOCALE_1BYTE_L:
#ifdef HAVE_LOCALE_T
if (c <= (pg_wchar) UCHAR_MAX)
return toupper_l((unsigned char) c, pg_regex_locale);
#endif
return c;
}
return 0; /* can't get here, but keep compiler quiet */
}
| static bool store_match | ( | pg_ctype_cache * | pcc, | |
| pg_wchar | chr1, | |||
| int | nchrs | |||
| ) | [static] |
Definition at line 695 of file regc_pg_locale.c.
References assert, cvec::chrs, cvec::chrspace, pg_ctype_cache::cv, cvec::nchrs, cvec::nranges, NULL, cvec::ranges, cvec::rangespace, and realloc.
Referenced by pg_ctype_get_cache().
{
chr *newchrs;
if (nchrs > 1)
{
if (pcc->cv.nranges >= pcc->cv.rangespace)
{
pcc->cv.rangespace *= 2;
newchrs = (chr *) realloc(pcc->cv.ranges,
pcc->cv.rangespace * sizeof(chr) * 2);
if (newchrs == NULL)
return false;
pcc->cv.ranges = newchrs;
}
pcc->cv.ranges[pcc->cv.nranges * 2] = chr1;
pcc->cv.ranges[pcc->cv.nranges * 2 + 1] = chr1 + nchrs - 1;
pcc->cv.nranges++;
}
else
{
assert(nchrs == 1);
if (pcc->cv.nchrs >= pcc->cv.chrspace)
{
pcc->cv.chrspace *= 2;
newchrs = (chr *) realloc(pcc->cv.chrs,
pcc->cv.chrspace * sizeof(chr));
if (newchrs == NULL)
return false;
pcc->cv.chrs = newchrs;
}
pcc->cv.chrs[pcc->cv.nchrs++] = chr1;
}
return true;
}
const unsigned char pg_char_properties[128] [static] |
Definition at line 91 of file regc_pg_locale.c.
Referenced by pg_wc_isalnum(), pg_wc_isalpha(), pg_wc_isdigit(), pg_wc_isgraph(), pg_wc_islower(), pg_wc_isprint(), pg_wc_ispunct(), pg_wc_isspace(), and pg_wc_isupper().
pg_ctype_cache* pg_ctype_cache_list = NULL [static] |
Definition at line 689 of file regc_pg_locale.c.
Oid pg_regex_collation [static] |
Definition at line 76 of file regc_pg_locale.c.
Referenced by pg_ctype_get_cache(), and pg_set_regex_collation().
pg_locale_t pg_regex_locale [static] |
Definition at line 75 of file regc_pg_locale.c.
Referenced by pg_set_regex_collation(), pg_wc_isalnum(), pg_wc_isalpha(), pg_wc_isdigit(), pg_wc_isgraph(), pg_wc_islower(), pg_wc_isprint(), pg_wc_ispunct(), pg_wc_isspace(), pg_wc_isupper(), pg_wc_tolower(), and pg_wc_toupper().
PG_Locale_Strategy pg_regex_strategy [static] |
Definition at line 74 of file regc_pg_locale.c.
Referenced by pg_ctype_get_cache(), pg_set_regex_collation(), pg_wc_isalnum(), pg_wc_isalpha(), pg_wc_isdigit(), pg_wc_isgraph(), pg_wc_islower(), pg_wc_isprint(), pg_wc_ispunct(), pg_wc_isspace(), pg_wc_isupper(), pg_wc_tolower(), and pg_wc_toupper().
1.7.1