ObjFW  Check-in [5a553951a5]

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Comment:Support for removing extended attributes on Linux
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SHA3-256: 5a553951a5cb243377fe61dbfb74bbdfd55113adc78b68ceda073aab5f716710
User & Date: js on 2023-01-22 23:01:18
Other Links: manifest | tags
Context
2023-01-23
22:46
Support for extended attributes on macOS check-in: 1576930485 user: js tags: trunk
2023-01-22
23:01
Support for removing extended attributes on Linux check-in: 5a553951a5 user: js tags: trunk
22:43
Support for setting extended attributes on Linux check-in: a4c6c83384 user: js tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified src/OFFileIRIHandler.m from [8c0c84267e] to [1c1ffcead0].

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	OFString *path = IRI.fileSystemRepresentation;
	OFStringEncoding encoding = [OFLocale encoding];

	if (lsetxattr([path cStringWithEncoding: encoding],
	    [name cStringWithEncoding: encoding], data.items,
	    data.count * data.itemSize, 0) != 0) {
		int errNo = errno;























		/* TODO: Add an attribute (prefix?) for extended attributes? */
		@throw [OFSetItemAttributesFailedException
		    exceptionWithIRI: IRI
			  attributes: [OFDictionary dictionary]
		     failedAttribute: @""
			       errNo: errNo];
	}

	objc_autoreleasePoolPop(pool);
}
#endif
@end








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	OFString *path = IRI.fileSystemRepresentation;
	OFStringEncoding encoding = [OFLocale encoding];

	if (lsetxattr([path cStringWithEncoding: encoding],
	    [name cStringWithEncoding: encoding], data.items,
	    data.count * data.itemSize, 0) != 0) {
		int errNo = errno;

		/* TODO: Add an attribute (prefix?) for extended attributes? */
		@throw [OFSetItemAttributesFailedException
		    exceptionWithIRI: IRI
			  attributes: [OFDictionary dictionary]
		     failedAttribute: @""
			       errNo: errNo];
	}

	objc_autoreleasePoolPop(pool);
}

- (void)removeExtendedAttributeForName: (OFString *)name
			   ofItemAtIRI: (OFIRI *)IRI
{
	void *pool = objc_autoreleasePoolPush();
	OFString *path = IRI.fileSystemRepresentation;
	OFStringEncoding encoding = [OFLocale encoding];

	if (lremovexattr([path cStringWithEncoding: encoding],
	    [name cStringWithEncoding: encoding]) != 0) {
		int errNo = errno;

		/* TODO: Add an attribute (prefix?) for extended attributes? */
		@throw [OFSetItemAttributesFailedException
		    exceptionWithIRI: IRI
			  attributes: [OFDictionary dictionary]
		     failedAttribute: @""
			       errNo: errNo];
	}

	objc_autoreleasePoolPop(pool);
}
#endif
@end

Modified src/OFFileManager.h from [9eaa95b3c2] to [a24032e0b0].

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 *					 scheme
 */
- (void)createSymbolicLinkAtIRI: (OFIRI *)IRI
	    withDestinationPath: (OFString *)target;

#ifdef OF_FILE_MANAGER_SUPPORTS_EXTENDED_ATTRIBUTES
/**
 * @brief Returns the extended attribute data for the specified name for the
 *	  specified path.


 *
 * @param name The name of the extended attribute
 * @param path The path of the item to return the extended attribute from
 * @throw OFGetItemAttributesFailedException Getting the extended attribute
 *					     failed
 * @throw OFNotImplementedException Getting extended attributes is not
 *				    implemented for the specified item
 */
- (OFData *)extendedAttributeDataForName: (OFString *)name
			    ofItemAtPath: (OFString *)path;
#endif

/**
 * @brief Returns the extended attribute data for the specified name for the
 *	  specified IRI.
 *
 * This method is not available for all IRIs.
 *
 * @param name The name of the extended attribute
 * @param IRI The IRI of the item to return the extended attribute from
 * @throw OFGetItemAttributesFailedException Getting the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException No handler is registered for the IRI's
 *					 scheme
 * @throw OFNotImplementedException Getting extended attributes is not
 *				    implemented for the specified item
 */
- (OFData *)extendedAttributeDataForName: (OFString *)name
			     ofItemAtIRI: (OFIRI *)IRI;

#ifdef OF_FILE_MANAGER_SUPPORTS_EXTENDED_ATTRIBUTES
/**
 * @brief Sets the extended attribute data for the specified name for the
 *	  specified IRI.
 *
 * This method is not available for all IRIS.
 *
 * @param data The data for the extended attribute
 * @param name The name of the extended attribute
 * @param path The path of the item to set the extended attribute on
 * @throw OFSetItemAttributesFailedException Setting the extended attribute
 *					     failed
 * @throw OFNotImplementedException Setting extended attributes is not
 *				    implemented for the specified item
 */
- (void)setExtendedAttributeData: (OFData *)data
			 forName: (OFString *)name
		    ofItemAtPath: (OFString *)path;
#endif

/**
 * @brief Sets the extended attribute data for the specified name for the
 *	  specified IRI.
 *
 * This method is not available for all IRIS.
 *
 * @param data The data for the extended attribute
 * @param name The name of the extended attribute
 * @param IRI The IRI of the item to set the extended attribute on
 * @throw OFSetItemAttributesFailedException Setting the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException No handler is registered for the IRI's
 *					 scheme
 * @throw OFNotImplementedException Setting extended attributes is not
 *				    implemented for the specified item
 */
- (void)setExtendedAttributeData: (OFData *)data
			 forName: (OFString *)name
		     ofItemAtIRI: (OFIRI *)IRI;




































@end

@interface OFDictionary (FileAttributes)
/**
 * @brief The @ref OFFileSize key from the dictionary.
 *
 * @throw OFUndefinedKeyException The key is missing








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 *					 scheme
 */
- (void)createSymbolicLinkAtIRI: (OFIRI *)IRI
	    withDestinationPath: (OFString *)target;

#ifdef OF_FILE_MANAGER_SUPPORTS_EXTENDED_ATTRIBUTES
/**
 * @brief Returns the extended attribute data for the specified name of the
 *	  item at the specified path.
 *
 * This method is not available on some systems.
 *
 * @param name The name of the extended attribute
 * @param path The path of the item to return the extended attribute from
 * @throw OFGetItemAttributesFailedException Getting the extended attribute
 *					     failed
 * @throw OFNotImplementedException Getting extended attributes is not
 *				    implemented for the specified item
 */
- (OFData *)extendedAttributeDataForName: (OFString *)name
			    ofItemAtPath: (OFString *)path;
#endif

/**
 * @brief Returns the extended attribute data for the specified name of the
 *	  item at the specified IRI.
 *
 * This method is not available for all IRIs.
 *
 * @param name The name of the extended attribute
 * @param IRI The IRI of the item to return the extended attribute from
 * @throw OFGetItemAttributesFailedException Getting the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException No handler is registered for the IRI's
 *					 scheme
 * @throw OFNotImplementedException Getting extended attributes is not
 *				    implemented for the specified item
 */
- (OFData *)extendedAttributeDataForName: (OFString *)name
			     ofItemAtIRI: (OFIRI *)IRI;

#ifdef OF_FILE_MANAGER_SUPPORTS_EXTENDED_ATTRIBUTES
/**
 * @brief Sets the extended attribute data for the specified name of the item
 *	  at the specified path.
 *
 * This method is not available on some systems.
 *
 * @param data The data for the extended attribute
 * @param name The name of the extended attribute
 * @param path The path of the item to set the extended attribute on
 * @throw OFSetItemAttributesFailedException Setting the extended attribute
 *					     failed
 * @throw OFNotImplementedException Setting extended attributes is not
 *				    implemented for the specified item
 */
- (void)setExtendedAttributeData: (OFData *)data
			 forName: (OFString *)name
		    ofItemAtPath: (OFString *)path;
#endif

/**
 * @brief Sets the extended attribute data for the specified name of the item
 *	  at the specified IRI.
 *
 * This method is not available for all IRIs.
 *
 * @param data The data for the extended attribute
 * @param name The name of the extended attribute
 * @param IRI The IRI of the item to set the extended attribute on
 * @throw OFSetItemAttributesFailedException Setting the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException No handler is registered for the IRI's
 *					 scheme
 * @throw OFNotImplementedException Setting extended attributes is not
 *				    implemented for the specified item
 */
- (void)setExtendedAttributeData: (OFData *)data
			 forName: (OFString *)name
		     ofItemAtIRI: (OFIRI *)IRI;

#ifdef OF_FILE_MANAGER_SUPPORTS_EXTENDED_ATTRIBUTES
/**
 * @brief Removes the extended attribute for the specified name wof the item at
 *	  the specified path.
 *
 * This method is not available on some systems.
 *
 * @param name The name of the extended attribute to remove
 * @param path The path of the item to remove the extended attribute from
 * @throw OFSetItemAttributesFailedException Removing the extended attribute
 *					     failed
 * @throw OFNotImplementedException Removing extended attributes is not
 *				    implemented for the specified item
 */
- (void)removeExtendedAttributeForName: (OFString *)name
			  ofItemAtPath: (OFString *)path;
#endif

/**
 * @brief Removes the extended attribute for the specified name wof the item at
 *	  the specified IRI.
 *
 * This method is not available for all IRIs.
 *
 * @param name The name of the extended attribute to remove
 * @param IRI The IRI of the item to remove the extended attribute from
 * @throw OFSetItemAttributesFailedException Removing the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException No handler is registered for the IRI's
 *					 scheme
 * @throw OFNotImplementedException Removing extended attributes is not
 *				    implemented for the specified item
 */
- (void)removeExtendedAttributeForName: (OFString *)name
			   ofItemAtIRI: (OFIRI *)IRI;
@end

@interface OFDictionary (FileAttributes)
/**
 * @brief The @ref OFFileSize key from the dictionary.
 *
 * @throw OFUndefinedKeyException The key is missing
︙︙

Modified src/OFFileManager.m from [b17fc97839] to [b8c51c0d24].

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	void *pool = objc_autoreleasePoolPush();
	[self setExtendedAttributeData: data
			       forName: name
			   ofItemAtIRI: [OFIRI fileIRIWithPath: path]];
	objc_autoreleasePoolPop(pool);
}
#endif

























@end

@implementation OFDefaultFileManager
- (instancetype)autorelease
{
	return self;
}








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	void *pool = objc_autoreleasePoolPush();
	[self setExtendedAttributeData: data
			       forName: name
			   ofItemAtIRI: [OFIRI fileIRIWithPath: path]];
	objc_autoreleasePoolPop(pool);
}
#endif

- (void)removeExtendedAttributeForName: (OFString *)name
			   ofItemAtIRI: (OFIRI *)IRI
{
	OFIRIHandler *IRIHandler;

	if (IRI == nil)
		@throw [OFInvalidArgumentException exception];

	if ((IRIHandler = [OFIRIHandler handlerForIRI: IRI]) == nil)
		@throw [OFUnsupportedProtocolException exceptionWithIRI: IRI];

	[IRIHandler removeExtendedAttributeForName: name ofItemAtIRI: IRI];
}

#ifdef OF_FILE_MANAGER_SUPPORTS_EXTENDED_ATTRIBUTES
- (void)removeExtendedAttributeForName: (OFString *)name
			  ofItemAtPath: (OFString *)path
{
	void *pool = objc_autoreleasePoolPush();
	[self removeExtendedAttributeForName: name
				 ofItemAtIRI: [OFIRI fileIRIWithPath: path]];
	objc_autoreleasePoolPop(pool);
}
#endif
@end

@implementation OFDefaultFileManager
- (instancetype)autorelease
{
	return self;
}
︙︙

Modified src/OFIRIHandler.h from [326ecbc167] to [907c8f4d42].

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 * @throw OFMoveItemFailedException Moving failed
 * @throw OFUnsupportedProtocolException The handler cannot handle the IRI's
 *					 scheme
 */
- (bool)moveItemAtIRI: (OFIRI *)source toIRI: (OFIRI *)destination;

/**
 * @brief Returns the extended attribute with the specified name for the
 *	  specified IRI.
 *
 * This method is not available for all IRIs.
 *
 * @param name The name of the extended attribute
 * @param IRI The IRI of the item to return the extended attribute from
 * @throw OFGetItemAttributesFailedException Getting the extended attribute
 *					     failed


 * @throw OFNotImplementedException Getting extended attributes is not
 *				    implemented for the specified item
 */
- (OFData *)extendedAttributeDataForName: (OFString *)name
			     ofItemAtIRI: (OFIRI *)IRI;

/**
 * @brief Sets the extended attribute data for the specified name for the
 *	  specified IRI.
 *
 * This method is not available for all IRIS.
 *
 * @param data The data for the extended attribute
 * @param name The name of the extended attribute
 * @param IRI The IRI of the item to set the extended attribute on
 * @throw OFSetItemAttributesFailedException Setting the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException No handler is registered for the IRI's
 *					 scheme
 * @throw OFNotImplementedException Setting extended attributes is not
 *				    implemented for the specified item
 */
- (void)setExtendedAttributeData: (OFData *)data
			 forName: (OFString *)name
		     ofItemAtIRI: (OFIRI *)IRI;


















@end

OF_ASSUME_NONNULL_END








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 * @throw OFMoveItemFailedException Moving failed
 * @throw OFUnsupportedProtocolException The handler cannot handle the IRI's
 *					 scheme
 */
- (bool)moveItemAtIRI: (OFIRI *)source toIRI: (OFIRI *)destination;

/**
 * @brief Returns the extended attribute data for the specified name of the
 *	  item at the specified IRI.
 *
 * This method is not available for all IRIs.
 *
 * @param name The name of the extended attribute
 * @param IRI The IRI of the item to return the extended attribute from
 * @throw OFGetItemAttributesFailedException Getting the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException The handler cannot handle the IRI's
 *					 scheme
 * @throw OFNotImplementedException Getting extended attributes is not
 *				    implemented for the specified item
 */
- (OFData *)extendedAttributeDataForName: (OFString *)name
			     ofItemAtIRI: (OFIRI *)IRI;

/**
 * @brief Sets the extended attribute data for the specified name of the item
 *	  at the specified IRI.
 *
 * This method is not available for all IRIs.
 *
 * @param data The data for the extended attribute
 * @param name The name of the extended attribute
 * @param IRI The IRI of the item to set the extended attribute on
 * @throw OFSetItemAttributesFailedException Setting the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException The handler cannot handle the IRI's
 *					 scheme
 * @throw OFNotImplementedException Setting extended attributes is not
 *				    implemented for the specified item
 */
- (void)setExtendedAttributeData: (OFData *)data
			 forName: (OFString *)name
		     ofItemAtIRI: (OFIRI *)IRI;

/**
 * @brief Removes the extended attribute for the specified name wof the item at
 *	  the specified IRI.
 *
 * This method is not available for all IRIs.
 *
 * @param name The name of the extended attribute to remove
 * @param IRI The IRI of the item to remove the extended attribute from
 * @throw OFSetItemAttributesFailedException Removing the extended attribute
 *					     failed
 * @throw OFUnsupportedProtocolException The handler cannot handle the IRI's
 *					 scheme
 * @throw OFNotImplementedException Removing extended attributes is not
 *				    implemented for the specified item
 */
- (void)removeExtendedAttributeForName: (OFString *)name
			   ofItemAtIRI: (OFIRI *)IRI;
@end

OF_ASSUME_NONNULL_END

Modified src/OFIRIHandler.m from [eaf120f6b8] to [706a9b9e6c].

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	OF_UNRECOGNIZED_SELECTOR
}

- (void)setExtendedAttributeData: (OFData *)data
			 forName: (OFString *)name
		     ofItemAtIRI: (OFIRI *)IRI
{






	OF_UNRECOGNIZED_SELECTOR
}
@end








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	OF_UNRECOGNIZED_SELECTOR
}

- (void)setExtendedAttributeData: (OFData *)data
			 forName: (OFString *)name
		     ofItemAtIRI: (OFIRI *)IRI
{
	OF_UNRECOGNIZED_SELECTOR
}

- (void)removeExtendedAttributeForName: (OFString *)name
			   ofItemAtIRI: (OFIRI *)IRI
{
	OF_UNRECOGNIZED_SELECTOR
}
@end

Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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