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Apply patch from head for FcLangSetIndex to fix optimized matcher

This commit is contained in:
Keith Packard 2003-06-09 18:25:04 +00:00
parent 2fbb2ccf30
commit a6de0d3401
1 changed files with 7 additions and 14 deletions
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21
src/fclang.c
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@ -262,6 +262,7 @@ FcLangSetIndex (const FcChar8 *lang)
int low, high, mid = 0;
int cmp = 0;
FcChar8 firstChar = FcToLower(lang[0]);
FcChar8 secondChar = firstChar ? FcToLower(lang[1]) : '\0';
if (firstChar < 'a')
{
@ -290,22 +291,14 @@ FcLangSetIndex (const FcChar8 *lang)
else
{ /* fast path for resolving 2-letter languages (by far the most common) after
* finding the first char (probably already true because of the hash table) */
FcChar8 secondChar = FcToLower(lang[1]);
if (fcLangCharSets[mid].lang[1] > secondChar) /* check second chars */
cmp = fcLangCharSets[mid].lang[1] - secondChar;
if (cmp == 0 &&
(fcLangCharSets[mid].lang[2] != '\0' ||
lang[2] != '\0'))
{
high = mid - 1;
continue;
cmp = FcStrCmpIgnoreCase(fcLangCharSets[mid].lang+2,
lang+2);
}
else if (fcLangCharSets[mid].lang[1] < secondChar)
{
low = mid + 1;
continue;
}
else if (fcLangCharSets[mid].lang[2] == '\0' && lang[2] == '\0')
return mid;
else /* identical through the first two charcters, but at least one string didn't end there */
cmp = FcStrCmpIgnoreCase(fcLangCharSets[mid].lang+2, lang+2);
}
if (cmp == 0)
return mid;