From 53bf3492e819c658426df553e01da61a1175ef44 Mon Sep 17 00:00:00 2001
From: Emil Engler <me@emilengler.com>
Date: Thu, 26 Jan 2023 21:04:34 +0100
Subject: [PATCH] maint: add shebang

This commit adds a test called `shebang`, which checks if all shebangs
in scripts use relative paths through `#/usr/bin/env`, rather than
absolute paths, such as `#/bin/bash`.

See 833b10575bbb18200ae9e6ba4f0a1dd858417020.
---
 maint/shebang | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100755 maint/shebang

diff --git a/maint/shebang b/maint/shebang
new file mode 100755
index 000000000..5d9483bf3
--- /dev/null
+++ b/maint/shebang
@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+if git grep -rnI "^#\!/" :/ | grep -v "#\!/usr/bin/env"
+then
+	echo "Absolute shebangs found, replace them with \"#!/usr/bin/env\""
+	exit 1
+else
+	echo "Everything seems ok"
+	exit 0
+fi