From eb56c5b76fc7cd6bedeba7c608f25f6b69c6d37c Mon Sep 17 00:00:00 2001
From: Alexandre Hamez <alexandre.hamez@gmail.com>
Date: Wed, 1 Jan 2025 20:28:05 +0100
Subject: [PATCH] misc: add script to check commit signatures

---
 .lefthook/pre-push/check_signatures.sh | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100755 .lefthook/pre-push/check_signatures.sh

diff --git a/.lefthook/pre-push/check_signatures.sh b/.lefthook/pre-push/check_signatures.sh
new file mode 100755
index 00000000..086a73bf
--- /dev/null
+++ b/.lefthook/pre-push/check_signatures.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+# Get the name of the current branch
+current_branch=$(git rev-parse --abbrev-ref HEAD)
+
+# Check if non-pushed commits are signed
+if git log origin/"$current_branch"..HEAD --pretty=format:'%G?' | grep -qv "G"; then
+  echo "Error: One or more non-pushed commits are not signed."
+  exit 1
+else
+  echo "All non-pushed commits are properly signed."
+  exit 0
+fi