commit 2984f1c6e96680de28e213aa769d9b24d74e759c
author Damien Martin-Guillerez <dmarting@google.com> Fri Sep 04 13:41:54 2015 +0000
committer Dmitry Lomov <dslomov@google.com> Fri Sep 04 14:10:12 2015 +0000
tree 89d10749d6aadd64da36411f41b07644f3d3aeab
parent 76f9a22f02bd5243f9c7fc05fd539fde29951642

Adds some safety checks in the Bazel installer

Without those check, a wrong call can wipe unwanted stuff

--
MOS_MIGRATED_REVID=102337203

scripts/packages/template_bin.sh

diff --git a/scripts/packages/template_bin.sh b/scripts/packages/template_bin.sh
index 01e43bd..2fb73bf 100755
--- a/scripts/packages/template_bin.sh
+++ b/scripts/packages/template_bin.sh
@@ -127,7 +127,14 @@
 
 # Do the actual installation
 echo -n "Uncompressing."
-rm -fr "${bin}/bazel" "${base}"
+
+# Cleaning-up, with some guards.
+if [ -f "${bin}/bazel" ]; then
+  rm -f "${bin}/bazel"
+fi
+if [ -d "${base}" && -x "${base}/bin/bazel" ]; then
+  rm -fr "${base}"
+fi
 
 mkdir -p ${bin} ${base} ${base}/bin ${base}/etc ${base}/base_workspace
 echo -n .