On Tue, Mar 30, 2021 at 02:48:17AM +0200, Robert Scheck wrote: > Jakub Jelen reported at Fedora that "nc -l 8080" (terminal #1) and "echo > XXX | nc localhost 8080" (terminal #2) keeps hanging both client and server > after reading the EOF, even the last sentence of "CLIENT/SERVER MODEL" in > the man page of nc(1) says "The connection may be terminated using an EOF > (???^D???)." > > Based on Freenode #openbsd IRC the observed behaviour is correct but the > man page should be updated, so my proposal is posted below. As I'm not sure > if -N should be added to 'server' and 'client' side, I've cloned the "DATA > TRANSFER" section, which covers the 'client' side only. Feel free to adjust > my proposal as necessary. > > > Thanks, > Robert >
hi. thanks for your diff. it has been committed, with a small wording change. jmc > --- nc.1 2020-02-12 14:46:36.831500390 +0000 1.95 > +++ nc.1 2021-03-30 02:22:34.545148296 +0200 > @@ -414,7 +414,7 @@ > .Pq or a second machine , > connect to the machine and port being listened on: > .Pp > -.Dl $ nc 127.0.0.1 1234 > +.Dl $ nc -N 127.0.0.1 1234 > .Pp > There should now be a connection between the ports. > Anything typed at the second console will be concatenated to the first, > @@ -427,7 +427,10 @@ > .Sq client . > The connection may be terminated using an > .Dv EOF > -.Pq Sq ^D . > +.Pq Sq ^D > +if the > +.Fl N > +flag was given. > .Sh DATA TRANSFER > The example in the previous section can be expanded to build a > basic data transfer model. >
