From 1cbe1a6c1edd2142395c500cc7ed859d1cb990ad Mon Sep 17 00:00:00 2001
From: Brice Waegeneire <bwaegeneire+git@evolix.fr>
Date: Wed, 14 Jun 2023 18:01:15 +0200
Subject: [PATCH] Ajout hooks git de gestion de droits

---
 contrib/git-hook-post-checkout |  3 +++
 contrib/git-hook-pre-commit    | 26 ++++++++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100755 contrib/git-hook-post-checkout
 create mode 100755 contrib/git-hook-pre-commit

diff --git a/contrib/git-hook-post-checkout b/contrib/git-hook-post-checkout
new file mode 100755
index 0000000..6a15421
--- /dev/null
+++ b/contrib/git-hook-post-checkout
@@ -0,0 +1,3 @@
+#!/bin/sh
+# Git pre-checkout hook restoring permissions and ownerships.
+mtree -u < .mtree
diff --git a/contrib/git-hook-pre-commit b/contrib/git-hook-pre-commit
new file mode 100755
index 0000000..fca54ce
--- /dev/null
+++ b/contrib/git-hook-pre-commit
@@ -0,0 +1,26 @@
+#!/bin/sh
+# Git pre-commit hook storing permissions and ownerships.
+
+mtreeignore=$(mktemp --suffix mtree)
+
+mtree_exclude() {
+    echo .git
+    # Get ignored files from git https://stackoverflow.com/a/467053
+    find . -not -path './.git/*' | git check-ignore --stdin
+}
+
+# In case .mtree doens't exists yet, we still want it in the specification
+# to be generated.
+if [ -f .mtree ]; then
+   touch .mtree
+fi
+
+mtree_exclude > "$mtreeignore"
+trap 'rm --force "$mtreeignore"' EXIT
+
+mtree -x -c \
+    -p . \
+    -k uname,gname,mode \
+    -X "$mtreeignore" > .mtree
+
+git add .mtree