Bash : Remove old shlvl support.

home/program/bash/default.nix

@@ -14,11 +14,6 @@ in {
 		export -f $(find_function | tr '\n' ' ')
 		export -f find_function
 
-		# Nested shell indicator support.
-		if [ -z ''${SHLVLMIN} ]; then
-			export SHLVLMIN=''${SHLVL}
-		fi
-
 		# Autostart Sway.
 		if [[ -z $DISPLAY ]] && [[ "$(tty)" = "/dev/tty1" ]]; then
 			exec sway

home/program/bash/module/Ps1.nix

@@ -88,8 +88,6 @@ in {
 			# Show nix shell name or shell depth.
 			if [ -n "''${SHELL_NAME}" ]; then
 				PS1+="''${SHELL_NAME} "
-			# elif [[ "''${SHLVL}" -gt "''${SHLVLMIN}" ]]; then
-			# 	PS1+="($((''${SHLVL} - ''${SHLVLMIN}))) "
 			fi
 
 			# Show remote connections.