int main()

in hfs/hfs.c [330:406]
70 lines of code
27 McCabe index (conditional complexity)

int main(int argc, const char *argv[]) {
	io_func* io;
	Volume* volume;
	
	TestByteOrder();
	
	if(argc < 3) {
		printf("usage: %s <image-file> <ls|cat|mv|mkdir|add|rm|chmod|extract|extractall|rmall|addall|attr|debug> <arguments>\n", argv[0]);
		return 0;
	}
	
	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 > 1) {
		if(strcmp(argv[2], "ls") == 0) {
			cmd_ls(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "cat") == 0) {
			cmd_cat(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "mv") == 0) {
			cmd_mv(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "symlink") == 0) {
			cmd_symlink(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "mkdir") == 0) {
			cmd_mkdir(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "add") == 0) {
			cmd_add(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "rm") == 0) {
			cmd_rm(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "chmod") == 0) {
			cmd_chmod(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "attr") == 0) {
			cmd_attr(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "extract") == 0) {
			cmd_extract(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "extractall") == 0) {
			cmd_extractall(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "rmall") == 0) {
			cmd_rmall(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "addall") == 0) {
			cmd_addall(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "grow") == 0) {
			cmd_grow(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "getattr") == 0) {
			cmd_getattr(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "setattr") == 0) {
			cmd_setattr(volume, argc - 2, argv + 2);
		} else if(strcmp(argv[2], "debug") == 0) {
			if(argc > 3 && strcmp(argv[3], "verbose") == 0) {
				debugBTree(volume->catalogTree, TRUE);
			} else {
				debugBTree(volume->catalogTree, FALSE);
			}
		} else if(strcmp(argv[2], "debugattrs") == 0) {
			if(argc > 3 && strcmp(argv[3], "verbose") == 0) {
				debugBTree(volume->attrTree, TRUE);
			} else {
				debugBTree(volume->attrTree, FALSE);
			}
		}
	}
	
	closeVolume(volume);
	CLOSE(io);
	
	return 0;
}