Run a command without PTY
Just use a loop: while : ; do free -m | grep buffers; sleep 1; done The colon is equivalent to true. Redirect to a file called time if you like: while : ; do free -m | grep buffers >> time; sleep 1; done ...
Linux PTYs as module, but no signals
The clue is that pressing ctrl-c generates a new prompt under the shell. I wrote a program to parse stdin, and print out each character in hexadecimal. The code for control C is not passed through the PTY -- hence the pty was generating the signal after all, the shell...
How does using inifinite loops help this Ruby psuedoterminal capture input and output?
I'm not certain my answer will truly answer your question, but it should at least help you understand what it is going on a bit: A Thread is a programming function that allows the operating system scheduler to allocate resources to code outside of the main execution of your thread....
Python SSH via Pseudo TTY Clear
I think your problem is deeper than you realize. Luckily, it's also easier to solve than you realize. What you seem to want is for os.read to return the entirety of what the shell has to send to you in one call. That's not something you can ask for. Depending...
How do I obtain the output from a program that uses screen redrawing for use in a terminal screen scraper?
python,subprocess,file-descriptor,pty
If the program does not generate much output; the simplest way is to use pexpect.run() to get its output via pty: import pexpect # $ pip install pexpect output, status = pexpect.run('top', timeout=2, withexitstatus=1) You could detect whether the output is "settled down" by comparing it with the previous output:...
hGetLine from /dev/pty/N?
haskell,terminal,filehandle,pty
Don't you want to read from the master handle? ... hMaster <- fdToHandle master hGetContents hMaster >>= print . take 10 ... ...
GTK+ Vte.Terminal().fork_command_full removed?
The function call for the C API has been renamed from vte_terminal_fork_command_full () to vte_terminal_spawn_sync () since VTE 0.38. As a result, the corresponding Python function has been renamed from fork_command_full() to spawn_sync()....