config/shell: make u more versatile

.config/doom/config.el

@@ -430,8 +430,8 @@ Version 2019-11-04 2021-02-16"
     (require 'org-roam-protocol)
 
     (setq org-roam-db-update-on-save nil
-          org-roam-extract-new-file-path "${slug}.org")
-          ;+org-roam-open-buffer-on-find-file nil)
+          org-roam-extract-new-file-path "${slug}.org"
+          +org-roam-auto-backlinks-buffer t)
     (add-hook 'org-capture-after-finalize-hook (lambda () (if (org-roam-file-p) (org-roam-db-sync))))
 
     (setq my/org-roam-capture-props (concat ":properties:\n:id:       ${slug}\n:created:  %<" time-stamp-format ">\n:modified: <>\n:end:\n"))

.config/shell/functions

@@ -8,7 +8,7 @@ then
 	alias -g X1="| xargs -d '\n' -n 1"
 	alias -g XC="| xclip -selection clipboard"
 	alias -g L="--color=always | ${PAGER:-less}"
-	alias -g T=" | tree --color --fromfile . | less -F"
+	alias -g T=" | tree -C --fromfile . | less -F"
 
 	# Edit zsh completion
 	edcomp() {
@@ -213,9 +213,13 @@ u() {
 	which pacman-mirrors >/dev/null &&
 		sudo pacman-mirrors --geoip &&
 		sudo pacman -Syy
-	topgrade &&
-	topgrade --only emacs --yes
-	# TODO autodetect failure in emacs and rebuild completely
+	if which topgrade >/dev/null
+	then
+	  topgrade &&
+	  topgrade --only emacs --yes
+	  # TODO autodetect failure in emacs and rebuild completely
+	else yadm l && sudo apt update && sudo apt upgrade
+	fi
 }
 
 # Networking