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Diffstat (limited to 'share/man/man4/pty.4')
| -rw-r--r-- | share/man/man4/pty.4 | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/share/man/man4/pty.4 b/share/man/man4/pty.4 index 7acc436..925bd73 100644 --- a/share/man/man4/pty.4 +++ b/share/man/man4/pty.4 @@ -49,8 +49,8 @@ A pseudo terminal is a pair of character devices, a .Em master device and a .Em slave -device. The slave device provides to a process -an interface identical +device. +The slave device provides to a process an interface identical to that described in .Xr tty 4 . However, whereas all other devices which provide the @@ -82,10 +82,11 @@ Takes no parameter. .It Dv TIOCPKT Enable/disable .Em packet -mode. Packet mode is enabled by specifying (by reference) +mode. +Packet mode is enabled by specifying (by reference) a nonzero parameter and disabled by specifying (by reference) -a zero parameter. When applied to the master side of a pseudo -terminal, each subsequent +a zero parameter. +When applied to the master side of a pseudo terminal, each subsequent .Xr read 2 from the terminal will return data written on the slave part of the pseudo terminal preceded by a zero byte (symbolically @@ -180,9 +181,10 @@ of .Dv TIOCPKT . This mode causes input to the pseudo terminal to be flow controlled and not input edited (regardless of the -terminal mode). Each write to the control terminal produces -a record boundary for the process reading the terminal. In -normal usage, a write of data is like the data typed as a line +terminal mode). +Each write to the control terminal produces +a record boundary for the process reading the terminal. +In normal usage, a write of data is like the data typed as a line on the terminal; a write of 0 bytes is like typing an end-of-file character. .Dv TIOCREMOTE |
