From 2ef330ebd9c24ff7db7bc6222f860f6421a5e320 Mon Sep 17 00:00:00 2001
From: Christopher Wedgwood <cw@f00f.org>
Date: Sun, 13 Dec 2009 12:27:19 -0800
Subject: [PATCH] clean.bash: stop if $GOROOT is not set

Doing rm -rf /pkg/.. blindly isn't nice.  It could have
unintended consequences.

Secondly set bash to abort on (unexpected) errors.

R=dho, rsc
CC=golang-dev
https://golang.org/cl/176056
---
 src/clean.bash | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/clean.bash b/src/clean.bash
index 3687244b20..90bad1f5ff 100755
--- a/src/clean.bash
+++ b/src/clean.bash
@@ -3,6 +3,13 @@
 # Use of this source code is governed by a BSD-style
 # license that can be found in the LICENSE file.
 
+set -e
+
+if [ -z "$GOROOT" ] ; then
+	echo '$GOROOT not set'
+	exit 1
+fi
+
 GOBIN="${GOBIN:-$HOME/bin}"
 
 rm -rf "$GOROOT"/pkg/${GOOS}_$GOARCH
-- 
2.50.0