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Code Issues

Case-insensitive character class names (CORE-2952)

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This commit is contained in:
aafemt 2010-03-31 09:42:01 +00:00
parent 513c48c3a6
commit 9a950395b0
1 changed files with 6 additions and 2 deletions
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8
src/jrd/SimilarToMatcher.h
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@ -785,10 +785,10 @@ void SimilarToMatcher<CharType, StrConverter>::Evaluator::parsePrimary(int* flag
struct
{
const GetCanonicalFunc* funcs;
const ULONG nameLen;
const ULONG nameLen; // in bytes, not characters because all functions accept length in bytes
const USHORT name[10];
} static const classes[] =
{
{ // Names are in utf16 in order not to convert them every time for comparsion and thus save some CPU
{alNum, 10, {'A','L','N','U','M'}},
{alpha, 10, {'A','L','P','H','A'}},
{digit, 10, {'D','I','G','I','T'}},
@ -802,6 +802,10 @@ void SimilarToMatcher<CharType, StrConverter>::Evaluator::parsePrimary(int* flag
ULONG classNameLen = charSet->getConvToUnicode().convert(len, reinterpret_cast<const UCHAR*>(start),
className.getCapacity()*sizeof(USHORT), className.begin());
// Bring class name to uppercase for case-insensitivity
// Do it in utf16 because original collation can have no uppercase conversion
classNameLen = Jrd::UnicodeUtil::utf16UpperCase(classNameLen, className.begin(),
className.getCapacity()*sizeof(USHORT), className.begin(), NULL);
int classN;
for (classN = 0; classN < FB_NELEM(classes); ++classN)