ObjFW  Check-in [c8defc67ad]

/*!
 * @brief Moves an item.
 *
 * The destination URL must have a full path, which means it must include the
 * name of the item.
 *
 * If the destination is on a different logical device or uses a different
 * scheme, the source will be copied to the destination using
 * @ref copyItemAtURL:toURL: and the source removed using @ref removeItemAtURL:.
 *
 * @param source The item to rename
 * @param destination The new name for the item
 */
- (void)moveItemAtURL: (OFURL *)source
		toURL: (OFURL *)destination;

	objc_autoreleasePoolPop(pool);
}

- (void)copyItemAtURL: (OFURL *)source
		toURL: (OFURL *)destination
{
	void *pool;
	OF_KINDOF(OFURLHandler *) URLHandler;
	of_file_attributes_t attributes;
	of_file_type_t type;

	if (source == nil || destination == nil)
		@throw [OFInvalidArgumentException exception];

	pool = objc_autoreleasePoolPush();

	if ((URLHandler = [OFURLHandler handlerForURL: source]) == nil)
		@throw [OFUnsupportedProtocolException
		    exceptionWithURL: source];

	if ([URLHandler copyItemAtURL: source
				toURL: destination])
		return;

	if ([self fileExistsAtURL: destination])
		@throw [OFCopyItemFailedException
		    exceptionWithSourceURL: source
			    destinationURL: destination
				     errNo: EEXIST];

	objc_autoreleasePoolPop(pool);
}

- (void)moveItemAtPath: (OFString *)source
		toPath: (OFString *)destination
{










	void *pool = objc_autoreleasePoolPush();









	[self moveItemAtURL: [OFURL fileURLWithPath: source]













































		      toURL: [OFURL fileURLWithPath: destination]];




















	objc_autoreleasePoolPop(pool);

}

- (void)moveItemAtURL: (OFURL *)source
		toURL: (OFURL *)destination
{
	void *pool;
	OF_KINDOF(OFURLHandler *) URLHandler;

	if (source == nil || destination == nil)
		@throw [OFInvalidArgumentException exception];

	pool = objc_autoreleasePoolPush();

	if ((URLHandler = [OFURLHandler handlerForURL: source]) == nil)
		@throw [OFUnsupportedProtocolException
		    exceptionWithURL: source];

	@try {
		if ([URLHandler moveItemAtURL: source
					toURL: destination])
			return;
	} @catch (OFMoveItemFailedException *e) {
		if ([e errNo] != EXDEV)
			@throw e;
	}

	if ([self fileExistsAtURL: destination])
		@throw [OFMoveItemFailedException
		    exceptionWithSourceURL: source
			    destinationURL: destination
				     errNo: EEXIST];

	@try {
		[self copyItemAtURL: source
			      toURL: destination];
	} @catch (OFCopyItemFailedException *e) {
		[self removeItemAtURL: destination];

		@throw [OFMoveItemFailedException
		    exceptionWithSourceURL: source
			    destinationURL: destination
				     errNo: [e errNo]];
	}

	@try {
		[self removeItemAtURL: source];
	} @catch (OFRemoveItemFailedException *e) {
		@throw [OFMoveItemFailedException
		    exceptionWithSourceURL: source
			    destinationURL: destination
				     errNo: [e errNo]];
	}

	objc_autoreleasePoolPop(pool);
}

- (void)removeItemAtURL: (OFURL *)URL
{
	OF_KINDOF(OFURLHandler *) URLHandler;

 *	 privileges!
 *
 * @param URL The URL to the item which should symbolically link to the target
 * @param target The target of the symbolic link
 */
- (void)createSymbolicLinkAtURL: (OFURL *)URL
	    withDestinationPath: (OFString *)target;

/*!
 * @brief Tries to efficiently copy an item. If a copy would only be possible
 *	  by reading the entire item and then writing it, it returns false.
 *
 * The destination URL must have a full path, which means it must include the
 * name of the item.
 *
 * If an item already exists, the copy operation fails. This is also the case
 * if a directory is copied and an item already exists in the destination
 * directory.
 *
 * @param source The file, directory or symbolic link to copy
 * @param destination The destination URL
 * @return True if an efficient copy was performed, false if an efficient copy
 *	   was not possible. Note that errors while performing a copy are
 *	   reported via exceptions and not by returning false!
 */
- (bool)copyItemAtURL: (OFURL *)source
		toURL: (OFURL *)destination;

/*!
 * @brief Tries to efficiently move an item. If a move would only be possible
 *	  by copying the source and deleting it, it returns false.
 *
 * The destination URL must have a full path, which means it must include the
 * name of the item.
 *
 * If the destination is on a different logical device or uses a different
 * scheme, an efficient move is not possible and false is returned.
 *
 * @param source The item to rename
 * @param destination The new name for the item
 * @return True if an efficient move was performed, false if an efficient move
 *	   was not possible. Note that errors while performing a move are
 *	   reported via exceptions and not by returning false!
 */
- (bool)moveItemAtURL: (OFURL *)source
		toURL: (OFURL *)destination;
@end

OF_ASSUME_NONNULL_END

}

- (void)createSymbolicLinkAtURL: (OFURL *)destination
	    withDestinationPath: (OFString *)source
{
	OF_UNRECOGNIZED_SELECTOR
}

- (bool)copyItemAtURL: (OFURL *)source
		toURL: (OFURL *)destination
{
	return false;
}

- (bool)moveItemAtURL: (OFURL *)source
		toURL: (OFURL *)destination
{
	return false;
}
@end

# import "OFMutex.h"
#endif

#import "OFCreateDirectoryFailedException.h"
#import "OFCreateSymbolicLinkFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFLinkFailedException.h"
#import "OFMoveItemFailedException.h"
#import "OFNotImplementedException.h"
#import "OFOpenItemFailedException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"
#import "OFRemoveItemFailedException.h"
#import "OFRetrieveItemAttributesFailedException.h"
#import "OFSetItemAttributesFailedException.h"

			      target: target
			       errNo: 0];
# endif

	objc_autoreleasePoolPop(pool);
}
#endif

- (bool)moveItemAtURL: (OFURL *)source
		toURL: (OFURL *)destination
{
	void *pool;

	if (![[source scheme] isEqual: _scheme] ||
	    ![[destination scheme] isEqual: _scheme])
		return false;

	if ([self fileExistsAtURL: destination])
		@throw [OFMoveItemFailedException
		    exceptionWithSourceURL: source
			    destinationURL: destination
				     errNo: EEXIST];

	pool = objc_autoreleasePoolPush();

#if defined(OF_WINDOWS)
	if (_wrename([[source fileSystemRepresentation] UTF16String],
	    [[destination fileSystemRepresentation] UTF16String]) != 0)
		@throw [OFMoveItemFailedException
		    exceptionWithSourceURL: source
			    destinationURL: destination
				     errNo: errno];
#elif defined(OF_MORPHOS)
	of_string_encoding_t encoding = [OFLocalization encoding];

	if (!Rename([[source fileSystemRepresentation]
	    cStringWithEncoding: encoding],
	    [[destination fileSystemRepresentation]
	    cStringWithEncoding: encoding]) != 0) {
		int errNo;

		switch (IoErr()) {
		case ERROR_RENAME_ACROSS_DEVICES:
			errNo = EXDEV;
			break;
		case ERROR_OBJECT_IN_USE:
		case ERROR_DISK_NOT_VALIDATED:
			errNo = EBUSY;
			break;
		case ERROR_OBJECT_EXISTS:
			errNo = EEXIST;
			break;
		case ERROR_OBJECT_NOT_FOUND:
			errNo = ENOENT;
			break;
		case ERROR_DISK_WRITE_PROTECTED:
			errNo = EROFS;
			break;
		default:
			errNo = 0;
			break;
		}

		@throw [OFMoveItemFailedException
		    exceptionWithSourceURL: source
			    destinationURL: destination
				     errNo: errNo];
	}
#else
	of_string_encoding_t encoding = [OFLocalization encoding];

	if (rename([[source fileSystemRepresentation]
	    cStringWithEncoding: encoding],
	    [[destination fileSystemRepresentation]
	    cStringWithEncoding: encoding]) != 0)
		@throw [OFMoveItemFailedException
		    exceptionWithSourceURL: source
			    destinationURL: destination
				     errNo: errno];
#endif

	objc_autoreleasePoolPop(pool);

	return true;
}
@end

 * file.
 */

#include "config.h"

#import "OFCopyItemFailedException.h"
#import "OFString.h"
#import "OFURL.h"

@implementation OFCopyItemFailedException
@synthesize sourceURL = _sourceURL, destinationURL = _destinationURL;
@synthesize errNo = _errNo;

+ (instancetype)exception
{

 * file.
 */

#import "OFException.h"

OF_ASSUME_NONNULL_BEGIN

@class OFURL;

/*!
 * @class OFMoveItemFailedException \
 *	  OFMoveItemFailedException.h ObjFW/OFMoveItemFailedException.h
 *
 * @brief An exception indicating that moving an item failed.
 */
@interface OFMoveItemFailedException: OFException
{
	OFURL *_sourceURL, *_destinationURL;
	int _errNo;
}

/*!
 * @brief The original URL.
 */
@property (readonly, nonatomic) OFURL *sourceURL;

/*!
 * @brief The new URL.
 */
@property (readonly, nonatomic) OFURL *destinationURL;

/*!
 * @brief The errno of the error that occurred.
 */
@property (readonly, nonatomic) int errNo;

+ (instancetype)exception OF_UNAVAILABLE;

/*!
 * @brief Creates a new, autoreleased move item failed exception.
 *
 * @param sourceURL The original URL
 * @param destinationURL The new URL
 * @param errNo The errno of the error that occurred
 * @return A new, autoreleased move item failed exception
 */
+ (instancetype)exceptionWithSourceURL: (OFURL *)sourceURL
			destinationURL: (OFURL *)destinationURL
				 errNo: (int)errNo;

- (instancetype)init OF_UNAVAILABLE;

/*!
 * @brief Initializes an already allocated move item failed exception.
 *
 * @param sourceURL The original URL
 * @param destinationURL The new URL
 * @param errNo The errno of the error that occurred
 * @return An initialized move item failed exception
 */
- (instancetype)initWithSourceURL: (OFURL *)sourceURL
		   destinationURL: (OFURL *)destinationURL
			    errNo: (int)errNo OF_DESIGNATED_INITIALIZER;
@end

OF_ASSUME_NONNULL_END

 * file.
 */

#include "config.h"

#import "OFMoveItemFailedException.h"
#import "OFString.h"
#import "OFURL.h"

@implementation OFMoveItemFailedException
@synthesize sourceURL = _sourceURL, destinationURL = _destinationURL;
@synthesize errNo = _errNo;

+ (instancetype)exception
{
	OF_UNRECOGNIZED_SELECTOR
}

+ (instancetype)exceptionWithSourceURL: (OFURL *)sourceURL
			destinationURL: (OFURL *)destinationURL
				  errNo: (int)errNo
{
	return [[[self alloc] initWithSourceURL: sourceURL
				 destinationURL: destinationURL
					  errNo: errNo] autorelease];
}

- (instancetype)init
{
	OF_INVALID_INIT_METHOD
}

- (instancetype)initWithSourceURL: (OFURL *)sourceURL
		   destinationURL: (OFURL *)destinationURL
			    errNo: (int)errNo
{
	self = [super init];

	@try {
		_sourceURL = [sourceURL copy];
		_destinationURL = [destinationURL copy];
		_errNo = errNo;
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	[_sourceURL release];
	[_destinationURL release];

	[super dealloc];
}

- (OFString *)description
{
	return [OFString stringWithFormat:
	    @"Failed to move item at %@ to %@: %@",
	    _sourceURL, _destinationURL, of_strerror(_errNo)];
}
@end