New reptyr feature: TTY-stealing

from blog Posts on Made of Bugs, | ↗ original
Ever since I wrote reptyr, I’ve been frustrated by a number of issues in reptyr that I fundamentally didn’t know how to solve within the reptyr model. Most annoyingly, reptyr fundamentally only worked on single processes, and could not attach processes with children, making it useless in a large class of real-world situations. TTY stealing...