From 74663fdbbd1dc92dd91f6f88dbc4f972df12c404 Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@uclibc-ng.org>
Date: Fri, 11 Dec 2015 22:40:55 +0100
Subject: Revert "rework prereq check"

This reverts commit fba2ff31928b18364c1934654169806f5c800e23.
---
 scripts/sha256sum | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100755 scripts/sha256sum

(limited to 'scripts/sha256sum')

diff --git a/scripts/sha256sum b/scripts/sha256sum
new file mode 100755
index 000000000..e70973364
--- /dev/null
+++ b/scripts/sha256sum
@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+# This file is part of the OpenADK project. OpenADK is copyrighted
+# material, please see the LICENCE file in the top-level directory.
+
+if [ -x /usr/bin/sha256sum ]; then
+	/usr/bin/sha256sum "$@"
+elif [ -x /bin/cksum ] && [ $(echo | cksum -a sha256) = 01ba4719c80b6fe911b091a7c05124b64eeece964e09c058ef8f9805daca546b ]; then
+	# we assume the arguments are exactly "-c" or "-c -"
+	x=$(sed 's/^\([0-9a-fA-F]*\) *\([^ ].*\)$/SHA256 (\2) = \1/' | cksum -c -a sha256)
+	[[ $x = *FAILED* ]] && exit 1
+	exit 0
+else
+	shasum -a 256 "$@"
+fi
-- 
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