I used "brew install bash && brew info bash" to get the path, then ran that shell (zsh doesn't work), then inside that new bash, ran the screensaver app.
I found the 4k fullscreen perf in iTerm2 to be not-great, so I did it again in the kitty (GPU powered) terminal macos app, and it was good.
Bash Screensavers v0.0.27 (Mystic Shine)
./screensaver.sh: line 79: mapfile: command not found 1 .
(Press ^C to exit)
Choose your screensaver: 1 404 Screensaver Not Found:
Oh no! Screensaver had trouble! Error code: 1
Get a Bash that's not ancient. mapfile is there since version 4.0 from 2009.
Seems to be a old version of bash installed and used by default on macos
Even after updating still getting the same error
checked active bash version:
echo $BASH_VERSION
5.3.3(1)-release
What's relevant is whether "/usr/bin/env bash" runs the correct one.
I used "brew install bash && brew info bash" to get the path, then ran that shell (zsh doesn't work), then inside that new bash, ran the screensaver app.
I found the 4k fullscreen perf in iTerm2 to be not-great, so I did it again in the kitty (GPU powered) terminal macos app, and it was good.