From f3bcbe3aaa8d314b8dc5d10994a1e65fa36989d1 Mon Sep 17 00:00:00 2001
From: Philipe Fatio <me@phili.pe>
Date: Wed, 15 Feb 2023 15:09:37 +0100
Subject: [PATCH] Improve post-checkout hook

This now also initializes a new submodule.
---
 git_template/hooks/post-checkout | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/git_template/hooks/post-checkout b/git_template/hooks/post-checkout
index f9878c4..aafad1c 100755
--- a/git_template/hooks/post-checkout
+++ b/git_template/hooks/post-checkout
@@ -1,12 +1,10 @@
 #!/usr/bin/env bash
 
-git config --file .gitmodules --get-regexp path \
-  | awk '{print $2}' \
-  | while read -r submodule; do
-      diff="$(git diff -- "$submodule")"
-      if [[ "$diff" = *-dirty ]]; then
+git submodule status \
+  | while read -r sha submodule rest; do
+      if [[ "$(git diff -- "$submodule")" = *-dirty ]]; then
         echo "Submodule path '$submodule': dirty, not updating"
-      elif [[ -n "$diff" ]]; then
+      elif [[ "$sha" = [-+]* ]]; then
         git submodule update --init -- "$submodule"
       fi
     done