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String comparison fixup for case insensitive combined with literal string.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@39109 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
rfm 2015-10-31 20:17:07 +00:00
parent 7843086274
commit ec7d62b183
2 changed files with 175 additions and 29 deletions
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198
Source/NSString.m
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@ -2349,13 +2349,29 @@ GSICUCollatorOpen(NSStringCompareOptions mask, NSLocale *locale)
{
searchRange.location = NSMaxRange(searchRange) - 1;
}
if ([self characterAtIndex: searchRange.location] == u)
if ((mask & NSCaseInsensitiveSearch) == NSCaseInsensitiveSearch)
{
result = searchRange;
u = uni_toupper(u);
if (uni_toupper([self characterAtIndex: searchRange.location])
== u)
{
result = searchRange;
}
else
{
result = NSMakeRange(NSNotFound, 0);
}
}
else
{
result = NSMakeRange(NSNotFound, 0);
if ([self characterAtIndex: searchRange.location] == u)
{
result = searchRange;
}
else
{
result = NSMakeRange(NSNotFound, 0);
}
}
}
else
@ -2369,28 +2385,58 @@ GSICUCollatorOpen(NSStringCompareOptions mask, NSLocale *locale)
unichar)
[self getCharacters: charsSelf range: searchRange];
end = searchRange.length;
if ((mask & NSBackwardsSearch) == NSBackwardsSearch)
if ((mask & NSCaseInsensitiveSearch) == NSCaseInsensitiveSearch)
{
pos = end;
while (pos-- > 0)
u = uni_toupper(u);
if ((mask & NSBackwardsSearch) == NSBackwardsSearch)
{
if (charsSelf[pos] == u)
pos = end;
while (pos-- > 0)
{
break;
if (uni_toupper(charsSelf[pos]) == u)
{
break;
}
}
}
else
{
pos = 0;
while (pos < end)
{
if (uni_toupper(charsSelf[pos]) == u)
{
break;
}
pos++;
}
}
}
else
{
pos = 0;
while (pos < end)
if ((mask & NSBackwardsSearch) == NSBackwardsSearch)
{
if (charsSelf[pos] == u)
pos = end;
while (pos-- > 0)
{
break;
if (charsSelf[pos] == u)
{
break;
}
}
pos++;
}
}
else
{
pos = 0;
while (pos < end)
{
if (charsSelf[pos] == u)
{
break;
}
pos++;
}
}
}
GS_ENDITEMBUF2()
@ -2410,6 +2456,16 @@ GSICUCollatorOpen(NSStringCompareOptions mask, NSLocale *locale)
if ((mask & NSLiteralSearch) == NSLiteralSearch)
{
NSRange result;
BOOL insensitive;
if ((mask & NSCaseInsensitiveSearch) == NSCaseInsensitiveSearch)
{
insensitive = YES;
}
else
{
insensitive = NO;
}
if (searchRange.length < countOther)
{
@ -2422,6 +2478,17 @@ GSICUCollatorOpen(NSStringCompareOptions mask, NSLocale *locale)
GS_BEGINITEMBUF(charsOther, (countOther*sizeof(unichar)), unichar)
[aString getCharacters: charsOther range: NSMakeRange(0, countOther)];
if (YES == insensitive)
{
NSUInteger index;
/* Make the substring we are searching for be uppercase.
*/
for (index = 0; index < countOther; index++)
{
charsOther[index] = uni_toupper(charsOther[index]);
}
}
if ((mask & NSAnchoredSearch) == NSAnchoredSearch
|| searchRange.length == countOther)
{
@ -2438,14 +2505,37 @@ GSICUCollatorOpen(NSStringCompareOptions mask, NSLocale *locale)
searchRange.length = countOther;
}
[self getCharacters: charsSelf range: searchRange];
if (memcmp(&charsSelf[0], &charsOther[0],
countOther * sizeof(unichar)) == 0)
if (YES == insensitive)
{
result = searchRange;
NSUInteger index;
for (index = 0; index < countOther; index++)
{
if (uni_toupper(charsSelf[index]) != charsOther[index])
{
break;
}
}
if (index < countOther)
{
result = NSMakeRange(NSNotFound, 0);
}
else
{
result = searchRange;
}
}
else
{
result = NSMakeRange(NSNotFound, 0);
if (memcmp(&charsSelf[0], &charsOther[0],
countOther * sizeof(unichar)) == 0)
{
result = searchRange;
}
else
{
result = NSMakeRange(NSNotFound, 0);
}
}
GS_ENDITEMBUF2()
}
@ -2469,28 +2559,78 @@ GSICUCollatorOpen(NSStringCompareOptions mask, NSLocale *locale)
unichar)
[self getCharacters: charsSelf range: searchRange];
if (YES == insensitive)
{
NSUInteger count;
NSUInteger index;
/* Make things uppercase in the string being searched
* Start with all but one of the characters in a substring
* and we'll uppercase one more character each time we do
* a comparison.
*/
index = pos;
for (count = 1; count < countOther; count++)
{
charsSelf[index] = uni_toupper(charsSelf[index]);
index++;
}
}
if ((mask & NSBackwardsSearch) == NSBackwardsSearch)
{
while (pos-- > 0)
if (YES == insensitive)
{
if (memcmp(&charsSelf[pos], charsOther,
countOther * sizeof(unichar)) == 0)
while (pos-- > 0)
{
break;
charsSelf[pos] = uni_toupper(charsSelf[pos]);
if (memcmp(&charsSelf[pos], charsOther,
countOther * sizeof(unichar)) == 0)
{
break;
}
}
}
else
{
while (pos-- > 0)
{
if (memcmp(&charsSelf[pos], charsOther,
countOther * sizeof(unichar)) == 0)
{
break;
}
}
}
}
else
{
while (pos < end)
if (YES == insensitive)
{
if (memcmp(&charsSelf[pos], charsOther,
countOther * sizeof(unichar)) == 0)
while (pos < end)
{
break;
}
pos++;
}
charsSelf[pos + countOther - 1]
= uni_toupper(charsSelf[pos + countOther - 1]);
if (memcmp(&charsSelf[pos], charsOther,
countOther * sizeof(unichar)) == 0)
{
break;
}
pos++;
}
}
else
{
while (pos < end)
{
if (memcmp(&charsSelf[pos], charsOther,
countOther * sizeof(unichar)) == 0)
{
break;
}
pos++;
}
}
}
if (pos >= end)