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Implement -mutableCopyWithZone: for tiny strings.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@38543 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
rfm 2015-05-25 18:13:10 +00:00
parent 8d31d3a100
commit 3accb5c02c
1 changed files with 27 additions and 7 deletions
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34
Source/GSString.m
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@ -1002,6 +1002,26 @@ tsbytes(uintptr_t s, char *buf)
return strtoll(buf, 0, 10); return strtoll(buf, 0, 10);
} }
- (id) mutableCopyWithZone: (NSZone*)z
{
uintptr_t s = (uintptr_t)self;
NSUInteger i;
NSUInteger l;
GSMutableString *obj;
char bytes[8];
l = (s >> TINY_STRING_LENGTH_SHIFT) & TINY_STRING_LENGTH_MASK;
for (i = 0; i < l; i++)
{
bytes[i] = (unichar)TINY_STRING_CHAR(s, i);
}
obj = (GSMutableString*)NSAllocateObject(GSMutableStringClass, 0, z);
obj = [obj initWithBytes: bytes
length: l
encoding: internalEncoding];
return obj;
}
- (NSRange) rangeOfComposedCharacterSequenceAtIndex: (NSUInteger)anIndex - (NSRange) rangeOfComposedCharacterSequenceAtIndex: (NSUInteger)anIndex
{ {
uintptr_t s = (uintptr_t)self; uintptr_t s = (uintptr_t)self;
@ -1679,6 +1699,7 @@ fixBOM(unsigned char **bytes, NSUInteger*length, BOOL *owned,
- (id) initWithUTF8String: (const char*)bytes - (id) initWithUTF8String: (const char*)bytes
{ {
const unsigned char *b = (const unsigned char*)bytes;
BOOL ascii = YES; BOOL ascii = YES;
NSUInteger length; NSUInteger length;
GSStr me; GSStr me;
@ -1690,19 +1711,19 @@ fixBOM(unsigned char **bytes, NSUInteger*length, BOOL *owned,
} }
/* Skip leading BOM /* Skip leading BOM
*/ */
if (bytes[0] == 0xEF && bytes[1] == 0xBB && bytes[2] == 0xBF) if (b[0] == 0xEF && b[1] == 0xBB && b[2] == 0xBF)
{ {
bytes = &bytes[3]; b = &b[3];
} }
length = 0; length = 0;
while ((c = bytes[length])) while ((c = b[length]))
{ {
length++; length++;
if (c > 127) if (c > 127)
{ {
ascii = NO; ascii = NO;
while (bytes[length]) while (b[length])
{ {
length++; length++;
} }
@ -1712,19 +1733,18 @@ fixBOM(unsigned char **bytes, NSUInteger*length, BOOL *owned,
if (YES == ascii) if (YES == ascii)
{ {
id o = createTinyString(bytes, length); id o = createTinyString((const char*)b, length);
if (nil == o) if (nil == o)
{ {
me = (GSStr)newCInline(length, myZone); me = (GSStr)newCInline(length, myZone);
memcpy(me->_contents.c, bytes, length); memcpy(me->_contents.c, b, length);
o = (id)me; o = (id)me;
} }
return o; return o;
} }
else else
{ {
const unsigned char *b = (const unsigned char*)bytes;
unichar *u = 0; unichar *u = 0;
unsigned l = 0; unsigned l = 0;