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c52795d18a
- supports multibyte encodings
- more strict rules for lexemes
- flex isn't used
Add:
- tsquery plainto_tsquery(text)
Function makes tsquery from plain text.
- &&, ||, !! operation for tsquery for combining
tsquery from it's parts: 'foo & bar' || 'asd' => 'foo & bar | asd'
62 lines
1.1 KiB
C
62 lines
1.1 KiB
C
#include "ts_locale.h"
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#include "utils/builtins.h"
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#include "utils/pg_locale.h"
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#include "mb/pg_wchar.h"
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#if defined(TS_USE_WIDE) && defined(WIN32)
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size_t
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wchar2char( const char *to, const wchar_t *from, size_t len ) {
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if (GetDatabaseEncoding() == PG_UTF8) {
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int r;
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if (len==0)
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return 0;
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r = WideCharToMultiByte(CP_UTF8, 0, from, len, to, nbytes,
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NULL, NULL);
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if ( r==0 )
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ereport(ERROR,
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(errcode(ERRCODE_CHARACTER_NOT_IN_REPERTOIRE),
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errmsg("UTF-16 to UTF-8 translation failed: %lu",
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GetLastError())));
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return r;
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}
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return wcstombs(to, from, len);
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}
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size_t
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char2wchar( const wchar_t *to, const char *from, size_t len ) {
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if (GetDatabaseEncoding() == PG_UTF8) {
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int r;
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if (len==0)
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return 0;
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r = MultiByteToWideChar(CP_UTF8, 0, from, len,
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to, len);
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if (!r) {
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pg_verifymbstr(from, len, false);
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ereport(ERROR,
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(errcode(ERRCODE_CHARACTER_NOT_IN_REPERTOIRE),
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errmsg("invalid multibyte character for locale"),
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errhint("The server's LC_CTYPE locale is probably incompatible with the database encoding.")));
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}
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Assert(r <= nbytes);
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return r;
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}
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return mbstowcs(to, from, len);
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}
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#endif
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