From 42fa4b642bdd5bc3b2753f1ea0f655904f2579f7 Mon Sep 17 00:00:00 2001
From: Stefan Weil <sw@weilnetz.de>
Date: Sat, 16 Jul 2022 07:25:24 +0200
Subject: [PATCH] Add check for pull requests (GitHub action)

Signed-off-by: Stefan Weil <sw@weilnetz.de>
---
 .github/workflows/pr_check.yml | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 .github/workflows/pr_check.yml

diff --git a/.github/workflows/pr_check.yml b/.github/workflows/pr_check.yml
new file mode 100644
index 000000000..2c30b16d3
--- /dev/null
+++ b/.github/workflows/pr_check.yml
@@ -0,0 +1,21 @@
+# Check pull requests.
+
+name: Check pull request
+
+# https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows
+on:
+  # Trigger workflow on pull request.
+  pull_request:
+  #   branches: [ ci ]
+
+jobs:
+  check_pull_request:
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        fetch-depth: 2
+    - name: Check for whitespace issues.
+      run: git diff --check HEAD^
+    # TODO: Add more checks here (codespell, ...).