From f99de6ee19deae8a45093d6aebf29db1a34a3f49 Mon Sep 17 00:00:00 2001
From: Matt Johnston <matt@ucc.asn.au>
Date: Sun, 30 Jan 2022 14:15:37 +0800
Subject: Add test for up-to-date configure script

---
 .github/workflows/autoconf.yml | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 .github/workflows/autoconf.yml

diff --git a/.github/workflows/autoconf.yml b/.github/workflows/autoconf.yml
new file mode 100644
index 0000000..ae1bb8c
--- /dev/null
+++ b/.github/workflows/autoconf.yml
@@ -0,0 +1,25 @@
+# Checks that autoconf has been run if configure.ac was updated
+# Assumes that autoconf 2.69 was run, the same as ubuntu 20.04
+name: Autoconf Up To Date
+on:
+  pull_request:
+  push:
+    branches:
+      - master
+jobs:
+  autoconf:
+    runs-on: 'ubuntu-20.04'
+
+    steps:
+      - name: deps
+        run: |
+          sudo apt-get -y update
+          sudo apt-get -y install autoconf
+
+      - uses: actions/checkout@v2
+
+      - name: run autoconf
+        run: autoconf && autoheader
+
+      - name: check no difference
+        run: git diff --exit-code
-- 
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