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Virtual Serial Port for Linux
...ce, but it never wakes up because the corresponding call to wake_up_interruptible() is missing.
edit:
The crash in the office really was the driver's fault. There was an initialization missing, and the completely untested TIOCMIWAIT code caused a crash of the machine.
I spent yesterday and today ...
What do pty and tty mean?
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[解决]CTRL: PTY read or GRE write failed - 更多技术 - 清泛网 - 专注C/C++及内核技术
...put/output error, usually caused by unexpected termination of pppd, check option syntax and pppd logs
CTRL: PTY read or GRE write failed (pty,gre)=(6,7)
CTRL: Reaping child PPP[13354]
CTRL: Client XXX.XXX.XXX.XXX control connection finished
于是把打开调试模式,修改/etc/ppp/pptp-optio...
Continuously read from STDOUT of external process in Ruby
... character (\r). The easiest solution is probably searching for the magic option which prints line-breaks with the progress indicator.
The problem is that IO#gets (and various other IO methods) use the line break as a delimiter. They will read the stream until they hit the "\n" character (which ble...
Allow user to set up an SSH tunnel, but nothing else
...
Besides authorized_keys option like no-X11-forwarding, there actually is exactly one you are asking for: permitopen="host:port". By using this option, the user may only set up a tunnel to the specified host and port.
For the details of the AUTHORIZE...
SSL certificate rejected trying to access GitHub over HTTPS behind firewall
...h %p ~/.ssh/proxy_auth
now you can test it works by ssh-ing to gitproxy
pti@pti-laptop:~$ ssh github.com
PTY allocation request failed on channel 0
Hi ptillemans! You've successfully authenticated, but GitHub does not provide shell access.
Connection to github.com closed.
pti@pti-laptop:~$...
How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
...2-40-generic #87-Ubuntu) suggests:
/sys/class/tty
Which gives you descriptions of all TTY devices known to the system. A trimmed down example:
# ll /sys/class/tty/ttyUSB*
lrwxrwxrwx 1 root root 0 2012-03-28 20:43 /sys/class/tty/ttyUSB0 -> ../../devices/pci0000:00/0000:00:1d.0/usb2/2-1/2-1.4/2...
Pseudo-terminal will not be allocated because stdin is not a terminal
...e very useful,
e.g. when implementing menu services. Multiple -t options force tty
allocation, even if ssh has no local tty.
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How to trick an application into thinking its stdout is a terminal, not a pipe
...iet -c "[executable string]" /dev/null
Does the trick!
Usage:
script [options] [file]
Make a typescript of a terminal session.
Options:
-a, --append append the output
-c, --command <command> run command rather than interactive shell
-e, --return ...
What is the combinatory logic equivalent of intuitionistic type theory?
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