--- /dev/null
+#! /usr/bin/env bb
+; -*- mode: clojure -*-
+
+; Runs `git pull` on all the git repositories in a directory
+
+(require '[babashka.process :as p] '[clojure.java.io :as io])
+
+(def default-root ".")
+
+(defn list-dirs [root] (filter #(.isDirectory %) (.listFiles (io/file root))))
+
+(defn git-pull [dir] (p/process ["git" "-C" dir "pull" "--rebase"]))
+
+(when (= *file* (System/getProperty "babashka.file"))
+ (let [root (get (into [] *command-line-args*) 0 default-root)
+ dirs (list-dirs root)
+ pulls (->> root
+ list-dirs
+ (map git-pull)
+ doall)
+ outputs (map #(->> %
+ p/check
+ :out
+ slurp)
+ pulls)]
+ ;; Print corresponding directory name when pulling
+ ;; Skip printing already up to date repos
+ (doseq [[dir out] (filter #(not (.contains (second %) "is up to date."))
+ (map vector dirs outputs))]
+ (println (str dir "\n" out)))))