I ended up implementing my own background process management for fish here, it uses bash to fork a subshell with fish inside of it, which seems to solve all the

I ended up implementing my own background process management for fish here, it uses bash to fork a subshell with fish inside of it, which seems to solve all the problems I encountered. https://github.com/pirate/fish-functions/blob/master/background.fish https://github.com/pirate/fish-functions/blob/master/backgro... https://github.com/pirate/fish-functions/blob/master/progress_await.fish https://github.com/pirate/fish-functions/blob/master/progres... https://github.com/pirate/fish-functions/blob/master/signal.fish https://github.com/pirate/fish-functions/blob/master/signal.... https://github.com/pirate/fish-functions/blob/master/fork https://github.com/pirate/fish-functions/blob/master/fork Usage: background progress_await compiling_task_finished g++ ... some slow command signal compiling_task_finished This allows the progress bar to truly run at the same time as the g++ command and receive a signal from the fg process when it's time to complete, something a simple & does not let you do in fish. I've collected more details on Fish's issues here for anyone interested: https://github.com/pirate/fish-functions#issues-with-fish https://github.com/pirate/fish-functions#issues-with-fish