ObjFW  Diff

	missing = [OFMutableSet setWithArray: files];

	entryEnumerator = [[archive entries] objectEnumerator];
	while ((entry = [entryEnumerator nextObject]) != nil) {
		void *pool = objc_autoreleasePoolPush();
		OFString *fileName = [entry fileName];
		OFString *outFileName = [fileName stringByStandardizingPath];
		OFArray OF_GENERIC(OFString*) *pathComponents;
		OFEnumerator OF_GENERIC(OFString*) *componentEnumerator;
		OFString *component, *directory;
		OFStream *stream;
		OFFile *output;
		char buffer[BUFFER_SIZE];
		uint64_t written = 0, size = [entry uncompressedSize];
		int_fast8_t percent = -1, newPercent;

		if ([outFileName hasPrefix: @"/"]) {
#else
		if ([outFileName hasPrefix: @"/"] ||
		    [outFileName containsString: @":"]) {
#endif
			[of_stderr writeFormat: @"Refusing to extract %@!\n",
						fileName];

			_exitStatus = 1;
			continue;
			goto outer_loop_end;
		}

		pathComponents = [outFileName pathComponents];
		componentEnumerator =
		componentEnumerator = [pathComponents objectEnumerator];
		    [[outFileName pathComponents] objectEnumerator];
		while ((component = [componentEnumerator nextObject]) != nil) {
			if ([component isEqual: OF_PATH_PARENT_DIRECTORY]) {
				[of_stderr writeFormat:
				    @"Refusing to extract %@!\n", fileName];

				_exitStatus = 1;
				continue;
				goto outer_loop_end;
			}
		}
		outFileName = [OFString pathWithComponents: pathComponents];

		if (_outputLevel >= 0)
			[of_stdout writeFormat: @"Extracting %@...", fileName];

		if ([fileName hasSuffix: @"/"]) {
			[OFFile createDirectoryAtPath: outFileName
					createParents: true];
			setPermissions(outFileName, entry);

			if (_outputLevel >= 0)
				[of_stdout writeLine: @" done"];

			continue;
			goto outer_loop_end;
		}

		directory = [outFileName stringByDeletingLastPathComponent];
		if (![OFFile directoryExistsAtPath: directory])
			[OFFile createDirectoryAtPath: directory
					createParents: true];

		if ([OFFile fileExistsAtPath: outFileName] && _override != 1) {
			OFString *line;

			if (_override == -1) {
				if (_outputLevel >= 0)
					[of_stdout writeLine: @" skipped"];
				continue;

				goto outer_loop_end;
			}

			do {
				[of_stderr writeFormat:
				    @"\rOverride %@? [ynAN?] ", fileName];

				line = [of_stdin readLine];

				_override = 1;
			else if ([line isEqual: @"N"])
				_override = -1;

			if ([line isEqual: @"n"] || [line isEqual: @"N"]) {
				[of_stdout writeFormat: @"Skipping %@...\n",
							fileName];
				continue;

				goto outer_loop_end;
			}

			[of_stdout writeFormat: @"Extracting %@...", fileName];
		}

		stream = [archive streamForReadingFile: fileName];
		output = [OFFile fileWithPath: outFileName