OK, turing.

<- leave blank

Wed Feb 14 14:30:19 EST 2018

--- /sys/src/cmd/ip/ftpfs/ftpfs.c Sat Dec 31 23:31:22 2016
+++ ftpfs.c Wed Feb 14 16:25:52 2018
@@ -85,6 +85,7 @@

 char *nosuchfile = "file does not exist";
 char *keyspec = "";
+int docache = 0;

 void
 usage(void)
@@ -149,6 +150,9 @@
	case 'q':
		quiet = 1;
		break;
+ case 'c':
+ docache = 1;
+ break;
	} ARGEND
	if(argc != 1)
		usage();
@@ -582,6 +586,8 @@
		f->node->opens--;
	}
	f->busy = 0;
+ if(!docache && ISCACHED(f->node))
+ uncache(f->node);
	return 0;
 }