ObjFW  Diff

	_OFString_Hashing_reference = 1;
	_OFString_URLEncoding_reference = 1;
	_OFString_XMLEscaping_reference = 1;
	_OFString_XMLUnescaping_reference = 1;
};

static inline int
memcasecmp(const char *s1, const char *s2, size_t len)
memcasecmp(const char *first, const char *second, size_t len)
{
	size_t i;

	for (i = 0; i < len; i++) {
		if (tolower((int)s1[i]) > tolower((int)s2[i]))
		if (tolower((int)first[i]) > tolower((int)second[i]))
			return OF_ORDERED_DESCENDING;
		if (tolower((int)s1[i]) < tolower((int)s2[i]))
		if (tolower((int)first[i]) < tolower((int)second[i]))
			return OF_ORDERED_ASCENDING;
	}

	return OF_ORDERED_SAME;
}

int

@implementation OFString
+ string
{
	return [[[self alloc] init] autorelease];
}

+ stringWithCString: (const char*)str
+ stringWithCString: (const char*)string
{
	return [[[self alloc] initWithCString: str] autorelease];
	return [[[self alloc] initWithCString: string] autorelease];
}

+ stringWithCString: (const char*)str
+ stringWithCString: (const char*)string
	   encoding: (of_string_encoding_t)encoding
{
	return [[[self alloc] initWithCString: str
	return [[[self alloc] initWithCString: string
				     encoding: encoding] autorelease];
}

+ stringWithCString: (const char*)str
+ stringWithCString: (const char*)string
	   encoding: (of_string_encoding_t)encoding
	     length: (size_t)len
	     length: (size_t)length
{
	return [[[self alloc] initWithCString: str
	return [[[self alloc] initWithCString: string
				     encoding: encoding
				       length: len] autorelease];
				       length: length] autorelease];
}

+ stringWithCString: (const char*)str
	     length: (size_t)len
+ stringWithCString: (const char*)string
	     length: (size_t)length
{
	return [[[self alloc] initWithCString: str
				       length: len] autorelease];
	return [[[self alloc] initWithCString: string
				       length: length] autorelease];
}

+ stringWithFormat: (OFString*)fmt, ...
+ stringWithFormat: (OFString*)format, ...
{
	id ret;
	va_list args;
	va_list arguments;

	va_start(args, fmt);
	ret = [[[self alloc] initWithFormat: fmt
				  arguments: args] autorelease];
	va_end(args);
	va_start(arguments, format);
	ret = [[[self alloc] initWithFormat: format
				  arguments: arguments] autorelease];
	va_end(arguments);

	return ret;
}

+ stringWithPath: (OFString*)first, ...
+ stringWithPath: (OFString*)firstComponent, ...
{
	id ret;
	va_list args;
	va_list arguments;

	va_start(args, first);
	ret = [[[self alloc] initWithPath: first
				arguments: args] autorelease];
	va_end(args);
	va_start(arguments, firstComponent);
	ret = [[[self alloc] initWithPath: firstComponent
				arguments: arguments] autorelease];
	va_end(arguments);

	return ret;
}

+ stringWithString: (OFString*)str
+ stringWithString: (OFString*)string
{
	return [[[self alloc] initWithString: str] autorelease];
	return [[[self alloc] initWithString: string] autorelease];
}

+ stringWithContentsOfFile: (OFString*)path
{
	return [[[self alloc] initWithContentsOfFile: path] autorelease];
}

+ stringWithContentsOfFile: (OFString*)path
		  encoding: (of_string_encoding_t)encoding
{
	return [[[self alloc] initWithContentsOfFile: path
					    encoding: encoding] autorelease];
}

+ stringWithContentsOfURL: (OFURL*)url
+ stringWithContentsOfURL: (OFURL*)URL
{
	return [[[self alloc] initWithContentsOfURL: url] autorelease];
	return [[[self alloc] initWithContentsOfURL: URL] autorelease];
}

+ stringWithContentsOfURL: (OFURL*)url
+ stringWithContentsOfURL: (OFURL*)URL
		 encoding: (of_string_encoding_t)encoding
{
	return [[[self alloc] initWithContentsOfURL: url
	return [[[self alloc] initWithContentsOfURL: URL
					   encoding: encoding] autorelease];
}

- init
{
	self = [super init];

	@try {
		string = [self allocMemoryWithSize: 1];
		string[0] = '\0';
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- initWithCString: (const char*)str
- initWithCString: (const char*)string_
{
	return [self initWithCString: str
	return [self initWithCString: string_
			    encoding: OF_STRING_ENCODING_UTF_8
			      length: strlen(str)];
			      length: strlen(string_)];
}

- initWithCString: (const char*)str
- initWithCString: (const char*)string_
	 encoding: (of_string_encoding_t)encoding
{
	return [self initWithCString: str
	return [self initWithCString: string_
			    encoding: encoding
			      length: strlen(str)];
			      length: strlen(string_)];
}

- initWithCString: (const char*)str
- initWithCString: (const char*)string_
	 encoding: (of_string_encoding_t)encoding
	   length: (size_t)len
	   length: (size_t)length_
{
	self = [super init];

	@try {
		size_t i, j;
		const uint16_t *table;

		if (encoding == OF_STRING_ENCODING_UTF_8 &&
		    len >= 3 && !memcmp(str, "\xEF\xBB\xBF", 3)) {
			str += 3;
			len -= 3;
		    length_ >= 3 && !memcmp(string_, "\xEF\xBB\xBF", 3)) {
			string_ += 3;
			length_ -= 3;
		}

		string = [self allocMemoryWithSize: len + 1];
		length = len;
		string = [self allocMemoryWithSize: length_ + 1];
		length = length_;

		if (encoding == OF_STRING_ENCODING_UTF_8) {
			switch (of_string_check_utf8(str, length)) {
			switch (of_string_check_utf8(string_, length)) {
			case 1:
				isUTF8 = YES;
				break;
			case -1:
				@throw [OFInvalidEncodingException
				    newWithClass: isa];
			}

			memcpy(string, str, length);
			memcpy(string, string_, length);
			string[length] = 0;

			return self;
		}

		if (encoding == OF_STRING_ENCODING_ISO_8859_1) {
			for (i = j = 0; i < len; i++) {
			for (i = j = 0; i < length_; i++) {
				char buf[4];
				size_t bytes;

				if (!(str[i] & 0x80)) {
					string[j++] = str[i];
				if (!(string_[i] & 0x80)) {
					string[j++] = string_[i];
					continue;
				}

				isUTF8 = YES;
				bytes = of_string_unicode_to_utf8(
				    (uint8_t)str[i], buf);
				    (uint8_t)string_[i], buf);

				if (bytes == 0)
					@throw [OFInvalidEncodingException
					    newWithClass: isa];

				length += bytes - 1;
				string = [self resizeMemory: string

		case OF_STRING_ENCODING_WINDOWS_1252:
			table = of_windows_1252;
			break;
		default:
			@throw [OFInvalidEncodingException newWithClass: isa];
		}

		for (i = j = 0; i < len; i++) {
		for (i = j = 0; i < length_; i++) {
			char buf[4];
			of_unichar_t chr;
			size_t chr_bytes;
			of_unichar_t character;
			size_t characterBytes;

			if (!(str[i] & 0x80)) {
				string[j++] = str[i];
			if (!(string_[i] & 0x80)) {
				string[j++] = string_[i];
				continue;
			}

			chr = table[(uint8_t)str[i]];
			character = table[(uint8_t)string_[i]];

			if (chr == 0xFFFD)
			if (character == 0xFFFD)
				@throw [OFInvalidEncodingException
				    newWithClass: isa];

			isUTF8 = YES;
			chr_bytes = of_string_unicode_to_utf8(chr, buf);
			characterBytes = of_string_unicode_to_utf8(character,
			    buf);

			if (chr_bytes == 0)
			if (characterBytes == 0)
				@throw [OFInvalidEncodingException
				    newWithClass: isa];

			length += chr_bytes - 1;
			length += characterBytes - 1;
			string = [self resizeMemory: string
					     toSize: length + 1];

			memcpy(string + j, buf, chr_bytes);
			j += chr_bytes;
			memcpy(string + j, buf, characterBytes);
			j += characterBytes;
		}

		string[length] = 0;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- initWithCString: (const char*)str
	   length: (size_t)len
- initWithCString: (const char*)string_
	   length: (size_t)length_
{
	return [self initWithCString: str
	return [self initWithCString: string_
			    encoding: OF_STRING_ENCODING_UTF_8
			      length: len];
			      length: length_];
}

- initWithFormat: (OFString*)fmt, ...
- initWithFormat: (OFString*)format, ...
{
	id ret;
	va_list args;
	va_list arguments;

	va_start(args, fmt);
	ret = [self initWithFormat: fmt
			 arguments: args];
	va_end(args);
	va_start(arguments, format);
	ret = [self initWithFormat: format
			 arguments: arguments];
	va_end(arguments);

	return ret;
}

- initWithFormat: (OFString*)fmt
       arguments: (va_list)args
- initWithFormat: (OFString*)format
       arguments: (va_list)arguments
{
	self = [super init];

	@try {
		int len;

		if (fmt == nil)
		if (format == nil)
			@throw [OFInvalidArgumentException newWithClass: isa
							       selector: _cmd];

		if ((len = of_vasprintf(&string, [fmt cString], args)) == -1)
		if ((len = of_vasprintf(&string, [format cString],
		    arguments)) == -1)
			@throw [OFInvalidFormatException newWithClass: isa];

		@try {
			length = len;

			switch (of_string_check_utf8(string, length)) {
			case 1:

		[self release];
		@throw e;
	}

	return self;
}

- initWithPath: (OFString*)first, ...
- initWithPath: (OFString*)firstComponent, ...
{
	id ret;
	va_list args;
	va_list arguments;

	va_start(args, first);
	ret = [self initWithPath: first
		       arguments: args];
	va_end(args);
	va_start(arguments, firstComponent);
	ret = [self initWithPath: firstComponent
		       arguments: arguments];
	va_end(arguments);

	return ret;
}

- initWithPath: (OFString*)first
     arguments: (va_list)args
- initWithPath: (OFString*)firstComponent
     arguments: (va_list)arguments
{
	self = [super init];

	@try {
		OFString *component;
		size_t len, i;
		va_list args2;
		va_list argumentsCopy;

		length = [first cStringLength];
		length = [firstComponent cStringLength];

		switch (of_string_check_utf8([first cString], length)) {
		switch (of_string_check_utf8([firstComponent cString],
		    length)) {
		case 1:
			isUTF8 = YES;
			break;
		case -1:
			@throw [OFInvalidEncodingException newWithClass: isa];
		}

		/* Calculate length */
		va_copy(args2, args);
		while ((component = va_arg(args2, OFString*)) != nil) {
		va_copy(argumentsCopy, arguments);
		while ((component = va_arg(argumentsCopy, OFString*)) != nil) {
			len = [component cStringLength];
			length += 1 + len;

			switch (of_string_check_utf8([component cString],
			    len)) {
			case 1:
				isUTF8 = YES;
				break;
			case -1:
				@throw [OFInvalidEncodingException
				    newWithClass: isa];
			}
		}

		string = [self allocMemoryWithSize: length + 1];

		len = [first cStringLength];
		memcpy(string, [first cString], len);
		len = [firstComponent cStringLength];
		memcpy(string, [firstComponent cString], len);
		i = len;

		while ((component = va_arg(args, OFString*)) != nil) {
		while ((component = va_arg(arguments, OFString*)) != nil) {
			len = [component cStringLength];
			string[i] = OF_PATH_DELIM;
			memcpy(string + i + 1, [component cString], len);
			i += len + 1;
		}

		string[i] = '\0';
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- initWithString: (OFString*)str
- initWithString: (OFString*)string_
{
	self = [super init];

	@try {
		/* We have no -[dealloc], so this is ok */
		string = (char*)[str cString];
		length = [str cStringLength];
		string = (char*)[string_ cString];
		length = [string_ cStringLength];

		switch (of_string_check_utf8(string, length)) {
		case 1:
			isUTF8 = YES;
			break;
		case -1:;
			@throw [OFInvalidEncodingException newWithClass: isa];

			    encoding: encoding
			      length: s.st_size];
	[self freeMemory: tmp];

	return self;
}

- initWithContentsOfURL: (OFURL*)url
- initWithContentsOfURL: (OFURL*)URL
{
	return [self initWithContentsOfURL: url
	return [self initWithContentsOfURL: URL
				  encoding: OF_STRING_ENCODING_UTF_8];
}

- initWithContentsOfURL: (OFURL*)url
- initWithContentsOfURL: (OFURL*)URL
	       encoding: (of_string_encoding_t)encoding
{
	OFAutoreleasePool *pool;
	OFHTTPRequest *req;
	OFHTTPRequestResult *res;
	OFHTTPRequest *request;
	OFHTTPRequestResult *result;
	Class c;

	c = isa;
	[self release];
	self = nil;

	pool = [[OFAutoreleasePool alloc] init];

	if ([[url scheme] isEqual: @"file"]) {
		self = [[c alloc] initWithContentsOfFile: [url path]
	if ([[URL scheme] isEqual: @"file"]) {
		self = [[c alloc] initWithContentsOfFile: [URL path]
						encoding: encoding];
		[pool release];
		return self;
	}

	req = [OFHTTPRequest requestWithURL: url];
	res = [req perform];
	request = [OFHTTPRequest requestWithURL: URL];
	result = [request perform];

	if ([res statusCode] != 200)
	if ([result statusCode] != 200)
		@throw [OFHTTPRequestFailedException
		    newWithClass: [req class]
		     HTTPRequest: req
		      statusCode: [res statusCode]];
		    newWithClass: [request class]
		     HTTPRequest: request
		      statusCode: [result statusCode]];

	self = [[c alloc] initWithCString: (char*)[[res data] cArray]
	self = [[c alloc] initWithCString: (char*)[[result data] cArray]
				 encoding: encoding
				   length: [[res data] count]];
				   length: [[result data] count]];
	[pool release];
	return self;
}

- (const char*)cString
{
	return string;

}

- (BOOL)isUTF8
{
	return isUTF8;
}

- (BOOL)isEqual: (id)obj
- (BOOL)isEqual: (id)object
{
	OFString *otherString;

	if (![obj isKindOfClass: [OFString class]])
	if (![object isKindOfClass: [OFString class]])
		return NO;

	otherString = (OFString*)object;

	if (strcmp(string, [(OFString*)obj cString]))
	if (strcmp(string, [otherString cString]))
		return NO;

	return YES;
}

- copy
{
	return [self retain];
}

- mutableCopy
{
	return [[OFMutableString alloc] initWithString: self];
}

- (of_comparison_result_t)compare: (id)obj
- (of_comparison_result_t)compare: (id)object
{
	OFString *otherString;
	size_t str_len, min_len;
	size_t otherLen, minLen;
	int cmp;

	if (![obj isKindOfClass: [OFString class]])
	if (![object isKindOfClass: [OFString class]])
		@throw [OFInvalidArgumentException newWithClass: isa
						       selector: _cmd];

	str_len = [(OFString*)obj cStringLength];
	min_len = (length > str_len ? str_len : length);
	otherString = (OFString*)object;

	otherLen = [otherString cStringLength];
	minLen = (length > otherLen ? otherLen : length);

	if ((cmp = memcmp(string, [(OFString*)obj cString], min_len)) == 0) {
		if (length > str_len)
	if ((cmp = memcmp(string, [otherString cString], minLen)) == 0) {
		if (length > otherLen)
			return OF_ORDERED_DESCENDING;
		if (length < str_len)
		if (length < otherLen)
			return OF_ORDERED_ASCENDING;
		return OF_ORDERED_SAME;
	}

	if (cmp > 0)
		return OF_ORDERED_DESCENDING;
	else
		return OF_ORDERED_ASCENDING;
}

- (of_comparison_result_t)caseInsensitiveCompare: (OFString*)str
- (of_comparison_result_t)caseInsensitiveCompare: (OFString*)otherString;
{
	const char *str_cstr;
	size_t i, j, str_len, min_len;
	const char *otherCString;
	size_t i, j, otherLen, minLen;
	int cmp;

	if (![str isKindOfClass: [OFString class]])
	if (![otherString isKindOfClass: [OFString class]])
		@throw [OFInvalidArgumentException newWithClass: isa
						       selector: _cmd];

	str_cstr = [str cString];
	str_len = [str cStringLength];
	otherCString = [otherString cString];
	otherLen = [otherString cStringLength];

	if (![self isUTF8]) {
		min_len = (length > str_len ? str_len : length);
		minLen = (length > otherLen ? otherLen : length);

		if ((cmp = memcasecmp(string, [str cString], min_len)) == 0) {
			if (length > str_len)
		if ((cmp = memcasecmp(string, otherCString, minLen)) == 0) {
			if (length > otherLen)
				return OF_ORDERED_DESCENDING;
			if (length < str_len)
			if (length < otherLen)
				return OF_ORDERED_ASCENDING;
			return OF_ORDERED_SAME;
		}

		if (cmp > 0)
			return OF_ORDERED_DESCENDING;
		else
			return OF_ORDERED_ASCENDING;
	}

	i = j = 0;

	while (i < length && j < str_len) {
	while (i < length && j < otherLen) {
		of_unichar_t c1, c2;
		size_t l1, l2;

		l1 = of_string_utf8_to_unicode(string + i, length - i, &c1);
		l2 = of_string_utf8_to_unicode(str_cstr + j, str_len - j, &c2);
		l2 = of_string_utf8_to_unicode(otherCString + j, otherLen - j,
		    &c2);

		if (l1 == 0 || l2 == 0 || c1 > 0x10FFFF || c2 > 0x10FFFF)
			@throw [OFInvalidEncodingException newWithClass: isa];

		if (c1 >> 8 < OF_UNICODE_CASEFOLDING_TABLE_SIZE) {
			of_unichar_t tc =
			    of_unicode_casefolding_table[c1 >> 8][c1 & 0xFF];

		if (c1 < c2)
			return OF_ORDERED_ASCENDING;

		i += l1;
		j += l2;
	}

	if (length - i > str_len - j)
	if (length - i > otherLen - j)
		return OF_ORDERED_DESCENDING;
	else if (length - i < str_len - j)
	else if (length - i < otherLen - j)
		return OF_ORDERED_ASCENDING;

	return OF_ORDERED_SAME;
}

- (uint32_t)hash
{

	if (!of_string_utf8_to_unicode(string + index, length - index, &c))
		@throw [OFInvalidEncodingException newWithClass: isa];

	return c;
}

- (size_t)indexOfFirstOccurrenceOfString: (OFString*)str
- (size_t)indexOfFirstOccurrenceOfString: (OFString*)string_
{
	const char *str_c = [str cString];
	size_t str_len = [str cStringLength];
	const char *cString = [string_ cString];
	size_t stringLen = [string_ cStringLength];
	size_t i;

	if (str_len == 0)
	if (stringLen == 0)
		return 0;

	if (str_len > length)
	if (stringLen > length)
		return OF_INVALID_INDEX;

	for (i = 0; i <= length - str_len; i++)
		if (!memcmp(string + i, str_c, str_len))
	for (i = 0; i <= length - stringLen; i++)
		if (!memcmp(string + i, cString, stringLen))
			return of_string_position_to_index(string, i);

	return OF_INVALID_INDEX;
}

- (size_t)indexOfLastOccurrenceOfString: (OFString*)str
- (size_t)indexOfLastOccurrenceOfString: (OFString*)string_
{
	const char *str_c = [str cString];
	size_t str_len = [str cStringLength];
	const char *cString = [string_ cString];
	size_t stringLen = [string_ cStringLength];
	size_t i;

	if (str_len == 0)
	if (stringLen == 0)
		return of_string_position_to_index(string, length);

	if (str_len > length)
	if (stringLen > length)
		return OF_INVALID_INDEX;

	for (i = length - str_len;; i--) {
		if (!memcmp(string + i, str_c, str_len))
	for (i = length - stringLen;; i--) {
		if (!memcmp(string + i, cString, stringLen))
			return of_string_position_to_index(string, i);

		/* Did not match and we're at the last char */
		if (i == 0)
			return OF_INVALID_INDEX;
	}
}

- (BOOL)containsString: (OFString*)str
- (BOOL)containsString: (OFString*)string_
{
	const char *str_c = [str cString];
	size_t str_len = [str cStringLength];
	const char *cString = [string_ cString];
	size_t stringLen = [string_ cStringLength];
	size_t i;

	if (str_len == 0)
	if (stringLen == 0)
		return YES;

	if (str_len > length)
	if (stringLen > length)
		return NO;

	for (i = 0; i <= length - str_len; i++)
		if (!memcmp(string + i, str_c, str_len))
	for (i = 0; i <= length - stringLen; i++)
		if (!memcmp(string + i, cString, stringLen))
			return YES;

	return NO;
}

- (OFString*)substringFromIndex: (size_t)start
			toIndex: (size_t)end

- (OFString*)substringWithRange: (of_range_t)range
{
	return [self substringFromIndex: range.start
				toIndex: range.start + range.length];
}

- (OFString*)stringByAppendingString: (OFString*)str
- (OFString*)stringByAppendingString: (OFString*)string_
{
	OFMutableString *new;

	new = [OFMutableString stringWithString: self];
	[new appendString: str];
	[new appendString: string_];

	/*
	 * Class swizzle the string to be immutable. We declared the return type
	 * to be OFString*, so it can't be modified anyway. But not swizzling it
	 * would create a real copy each time -[copy] is called.
	 */
	new->isa = [OFString class];

}

- (OFArray*)componentsSeparatedByString: (OFString*)delimiter
{
	OFAutoreleasePool *pool;
	OFMutableArray *array;
	const char *delim = [delimiter cString];
	size_t delim_len = [delimiter cStringLength];
	size_t delimLen = [delimiter cStringLength];
	size_t i, last;

	array = [OFMutableArray array];
	pool = [[OFAutoreleasePool alloc] init];

	if (delim_len > length) {
	if (delimLen > length) {
		[array addObject: [[self copy] autorelease]];
		[pool release];

		return array;
	}

	for (i = 0, last = 0; i <= length - delim_len; i++) {
		if (memcmp(string + i, delim, delim_len))
	for (i = 0, last = 0; i <= length - delimLen; i++) {
		if (memcmp(string + i, delim, delimLen))
			continue;

		[array addObject: [OFString stringWithCString: string + last
						       length: i - last]];
		i += delim_len - 1;
		i += delimLen - 1;
		last = i + 1;
	}
	[array addObject: [OFString stringWithCString: string + last]];

	[pool release];

	/*
	 * Class swizzle the array to be immutable. We declared the return type
	 * to be OFArray*, so it can't be modified anyway. But not swizzling it
	 * would create a real copy each time -[copy] is called.
	 */
	array->isa = [OFArray class];
	return array;
}

- (OFArray*)pathComponents
{
	OFMutableArray *ret;
	OFAutoreleasePool *pool;
	size_t i, last = 0, path_len = length;
	size_t i, last = 0, pathLen = length;

	ret = [OFMutableArray array];

	if (path_len == 0)
	if (pathLen == 0)
		return ret;

	pool = [[OFAutoreleasePool alloc] init];

#ifndef _WIN32
	if (string[path_len - 1] == OF_PATH_DELIM)
	if (string[pathLen - 1] == OF_PATH_DELIM)
#else
	if (string[path_len - 1] == '/' || string[path_len - 1] == '\\')
	if (string[pathLen - 1] == '/' || string[pathLen - 1] == '\\')
#endif
		path_len--;
		pathLen--;

	for (i = 0; i < path_len; i++) {
	for (i = 0; i < pathLen; i++) {
#ifndef _WIN32
		if (string[i] == OF_PATH_DELIM) {
#else
		if (string[i] == '/' || string[i] == '\\') {
#endif
			[ret addObject:
			    [OFString stringWithCString: string + last

	 */
	ret->isa = [OFArray class];
	return ret;
}

- (OFString*)lastPathComponent
{
	size_t path_len = length;
	size_t pathLen = length;
	ssize_t i;

	if (path_len == 0)
	if (pathLen == 0)
		return @"";

#ifndef _WIN32
	if (string[path_len - 1] == OF_PATH_DELIM)
	if (string[pathLen - 1] == OF_PATH_DELIM)
#else
	if (string[path_len - 1] == '/' || string[path_len - 1] == '\\')
	if (string[pathLen - 1] == '/' || string[pathLen - 1] == '\\')
#endif
		path_len--;
		pathLen--;

	for (i = path_len - 1; i >= 0; i--) {
	for (i = pathLen - 1; i >= 0; i--) {
#ifndef _WIN32
		if (string[i] == OF_PATH_DELIM) {
#else
		if (string[i] == '/' || string[i] == '\\') {
#endif
			i++;
			break;
		}
	}

	/*
	 * Only one component, but the trailing delimiter might have been
	 * removed, so return a new string anyway.
	 */
	if (i < 0)
		i = 0;

	return [OFString stringWithCString: string + i
				    length: path_len - i];
				    length: pathLen - i];
}

- (OFString*)stringByDeletingLastPathComponent;
{
	size_t i, path_len = length;
	size_t i, pathLen = length;

	if (path_len == 0)
	if (pathLen == 0)
		return @"";

#ifndef _WIN32
	if (string[path_len - 1] == OF_PATH_DELIM)
	if (string[pathLen - 1] == OF_PATH_DELIM)
#else
	if (string[path_len - 1] == '/' || string[path_len - 1] == '\\')
	if (string[pathLen - 1] == '/' || string[pathLen - 1] == '\\')
#endif
		path_len--;
		pathLen--;

	if (path_len == 0)
	if (pathLen == 0)
		return [OFString stringWithCString: string
					    length: 1];

	for (i = path_len - 1; i >= 1; i--)
	for (i = pathLen - 1; i >= 1; i--)
#ifndef _WIN32
		if (string[i] == OF_PATH_DELIM)
#else
		if (string[i] == '/' || string[i] == '\\')
#endif
			return [OFString stringWithCString: string
						    length: i];

	return num;
}

- (float)floatValue
{
	const char *str = string;
	char *endptr;
	char *endPtr;
	float value;

	/* Don't depend on isspace and thus the used locale */
	while (*str == ' ' || *str == '\t' || *str == '\n' || *str == '\r')
		str++;

	value = strtof(str, &endptr);
	value = strtof(str, &endPtr);

	/* Check if there are any invalid chars left */
	if (endptr != NULL) {
		for (; *endptr != '\0'; endptr++)
			if (*endptr != ' ' && *endptr != '\t' &&
			    *endptr != '\n' && *endptr != '\r')
	if (endPtr != NULL) {
		for (; *endPtr != '\0'; endPtr++)
			if (*endPtr != ' ' && *endPtr != '\t' &&
			    *endPtr != '\n' && *endPtr != '\r')
				@throw [OFInvalidFormatException
				    newWithClass: isa];
	}

	return value;
}

- (double)doubleValue
{
	const char *str = string;
	char *endptr;
	char *endPtr;
	double value;

	/* Don't depend on isspace and thus the used locale */
	while (*str == ' ' || *str == '\t' || *str == '\n' || *str == '\r')
		str++;

	value = strtod(str, &endptr);
	value = strtod(str, &endPtr);

	/* Check if there are any invalid chars left */
	if (endptr != NULL) {
		for (; *endptr != '\0'; endptr++)
			if (*endptr != ' ' && *endptr != '\t' &&
			    *endptr != '\n' && *endptr != '\r')
	if (endPtr != NULL) {
		for (; *endPtr != '\0'; endPtr++)
			if (*endPtr != ' ' && *endPtr != '\t' &&
			    *endPtr != '\n' && *endPtr != '\r')
				@throw [OFInvalidFormatException
				    newWithClass: isa];
	}

	return value;
}

	if ((ret = malloc((len + 1) * sizeof(of_unichar_t))) == NULL)
		@throw [OFOutOfMemoryException newWithClass: isa];

	i = j = 0;

	while (i < length) {
		of_unichar_t c;
		size_t clen;
		size_t cLen;

		clen = of_string_utf8_to_unicode(string + i, length - 1, &c);
		cLen = of_string_utf8_to_unicode(string + i, length - 1, &c);

		if (clen == 0 || c > 0x10FFFF) {
		if (cLen == 0 || c > 0x10FFFF) {
			free(ret);
			@throw [OFInvalidEncodingException newWithClass: isa];
		}

		ret[j++] = c;
		i += clen;
		i += cLen;
	}

	ret[j] = 0;

	return ret;
}