From 44ec4470147875efe04cca9c7c743db4d3d9cfa3 Mon Sep 17 00:00:00 2001
From: CalDescent <caldescent@protonmail.com>
Date: Thu, 1 Apr 2021 08:27:56 +0100
Subject: [PATCH] Show an error in publish-auto-update.pl if both sha256sum and
 sha256 aren't found in PATH.

---
 tools/publish-auto-update.pl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/publish-auto-update.pl b/tools/publish-auto-update.pl
index 0c7a47d6..ad43b2f4 100755
--- a/tools/publish-auto-update.pl
+++ b/tools/publish-auto-update.pl
@@ -58,6 +58,7 @@ $timestamp *= 1000; # Convert to milliseconds
 # locate sha256 utility
 my $SHA256 = `which sha256sum || which sha256`;
 chomp $SHA256;
+die("Can't find sha256sum or sha256\n") unless length($SHA256) > 0;
 
 # SHA256 of actual update file
 my $sha256 = `git show auto-update-${commit_hash}:${project}.update | ${SHA256} | head -c 64`;