int main()

in hdutil/hdutil.c [251:327]
68 lines of code
22 McCabe index (conditional complexity)

int main(int argc, const char *argv[]) {
	io_func* io;
	Volume* volume;
	AbstractFile* image;
	int argOff;
	
	TestByteOrder();
	
	if(argc < 3) {
		printf("usage: %s <image-file> (-k <key>) <ls|cat|mv|mkdir|add|rm|chmod|extract|extractall|rmall|addall|grow|untar> <arguments>\n", argv[0]);
		return 0;
	}

	argOff = 2;
	
	if(strstr(argv[1], ".dmg")) {
		image = createAbstractFileFromFile(fopen(argv[1], "rb"));
		if(argc > 3) {
			if(strcmp(argv[2], "-k") == 0) {
				image = createAbstractFileFromFileVault(image, argv[3]);
				argOff = 4;
			}
		}
		io = openDmgFilePartition(image, -1);
	} else {
		io = openFlatFile(argv[1]);
	}

	if(io == NULL) {
		fprintf(stderr, "error: Cannot open image-file.\n");
		return 1;
	}
	
	volume = openVolume(io); 
	if(volume == NULL) {
		fprintf(stderr, "error: Cannot open volume.\n");
		CLOSE(io);
		return 1;
	}
	
	if(argc > argOff) {
		if(strcmp(argv[argOff], "ls") == 0) {
			cmd_ls(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "cat") == 0) {
			cmd_cat(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "mv") == 0) {
			cmd_mv(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[2], "symlink") == 0) {
			cmd_symlink(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[argOff], "mkdir") == 0) {
			cmd_mkdir(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "add") == 0) {
			cmd_add(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "rm") == 0) {
			cmd_rm(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "chmod") == 0) {
			cmd_chmod(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "extract") == 0) {
			cmd_extract(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "extractall") == 0) {
			cmd_extractall(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "rmall") == 0) {
			cmd_rmall(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "addall") == 0) {
			cmd_addall(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "grow") == 0) {
			cmd_grow(volume, argc - argOff, argv + argOff);
		} else if(strcmp(argv[argOff], "untar") == 0) {
			cmd_untar(volume, argc - argOff, argv + argOff);
		}
	}
	
	closeVolume(volume);
	CLOSE(io);
	
	return 0;
}