tTry to be more clever about re-enabling terminal echo. From Axel Belinfante. - plan9port - [fork] Plan 9 from user space
  HTML git clone git://src.adamsgaard.dk/plan9port
   DIR Log
   DIR Files
   DIR Refs
   DIR README
   DIR LICENSE
       ---
   DIR commit 8773b4b2383644cdbfed598bd9596921233b9e62
   DIR parent a87638642c99d88a3543e0cd5864c9e54133fbee
  HTML Author: wkj <devnull@localhost>
       Date:   Mon,  2 Aug 2004 15:21:38 +0000
       
       Try to be more clever about re-enabling terminal echo.
       From Axel Belinfante.
       
       Diffstat:
         M src/cmd/9term/9term.c               |       3 ++-
       
       1 file changed, 2 insertions(+), 1 deletion(-)
       ---
   DIR diff --git a/src/cmd/9term/9term.c b/src/cmd/9term/9term.c
       t@@ -1021,7 +1021,8 @@ consread(void)
                        s = setecho(sfd, 0);
                        if(write(rcfd, buf, n) < 0)
                                exits(0);
       -                setecho(sfd, s);
       +                if(s)
       +                        setecho(sfd, s);
                }
        }