43 lines
717 B
Nix
43 lines
717 B
Nix
{pkgs ? import <nixpkgs> {} }:
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pkgs.mkShell {
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buildInputs = [
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pkgs.cbonsai
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pkgs.cmatrix
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pkgs.neo-cowsay
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pkgs.fortune
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pkgs.nyancat
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pkgs.coreutils
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];
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shellHook = ''
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STIME=5
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programs="cmatrix cbonsai nyancat fortuneCow"
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trap 'stty sane; tput cnorm; clear' EXIT
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while true; do
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choice=$(echo "$programs" | tr ' ' '\n' | shuf -n 1)
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clear
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tput sgr0
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case "$choice" in
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cbonsai)
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cbonsai -t .2
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sleep "$STIME"
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;;
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cmatrix)
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bash -c "cmatrix -u 4 & pid=\$!; sleep $STIME; kill -INT \$pid; wait \$pid"
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;;
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nyancat)
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timeout "$STIME" nyancat
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;;
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fortuneCow)
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fortune | cowsay
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sleep "$STIME"
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;;
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esac
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sleep 1
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done
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'';
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}
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