Make sure to run xt.dash using dash, not bash

dotfiles/config/i3/config

 bindsym --release $mod+Ctrl+grave           exec "xdotool .config/i3/macros/grave.xdotool"
 bindsym --release $mod+Ctrl+bracketleft     exec "xdotool .config/i3/macros/bracketleft.xdotool"
 bindsym --release $mod+Ctrl+bracketright    exec "xdotool .config/i3/macros/bracketright.xdotool"
-bindsym --release $mod+Ctrl+v               exec "bash .config/i3/macros/xt.dash"
+bindsym --release $mod+Ctrl+v               exec "dash .config/i3/macros/xt.dash"
 
 
 

dotfiles/config/i3/macros/xt.dash

-#!/bin/bash
+#!/bin/dash
 
 
 fixnl () {
             single=chop
         ;;
     esac;
-    cache="$(mktemp -t fixnl.XXXXXXXX)";
+    # TODO: ^^ should probably be:
+    #
+    #   test -n "$UID" || return 3
+    #   cache="$(mktemp "/run/user/$UID/fixnl.XXXXXXXX")";
+    #
+    # but UID is not supported in bash, so..
     cat > "$cache";
     nlcount=$(<"$cache" wc -l);
     lastchr=$(<"$cache" tail -c1 | hexdump -e '"%02x"');