From 8b77258c0e9fab2804769abd4776555022de4fe2 Mon Sep 17 00:00:00 2001
From: Josh Rosen <joshrosen@stripe.com>
Date: Mon, 29 Apr 2019 22:17:30 -0700
Subject: [PATCH] Port change from
 https://github.com/bazelbuild/bazel/pull/8196

---
 java_stub_template/file/file.txt | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/java_stub_template/file/file.txt b/java_stub_template/file/file.txt
index e30a83cf87..0132b16f9b 100644
--- a/java_stub_template/file/file.txt
+++ b/java_stub_template/file/file.txt
@@ -314,12 +314,14 @@ function create_and_run_classpath_jar() {
     CLASSPATH_LINE="Class-Path:$MANIFEST_CLASSPATH"
     # No line in the MANIFEST.MF file may be longer than 72 bytes.
     # A space prefix indicates the line is still the content of the last attribute.
-    for ((i = 0; i < "${#CLASSPATH_LINE}"; i += 71)); do
+    IFS=$'\n'
+    WRAPPED_LINES=($(echo "$CLASSPATH_LINE" | fold -w 71))
+    for ((i = 0; i < "${#WRAPPED_LINES[*]}"; i += 1)); do
       PREFIX=" "
       if ((i == 0)); then
         PREFIX=""
       fi
-      echo "$PREFIX${CLASSPATH_LINE:$i:71}"
+      echo "$PREFIX${WRAPPED_LINES[$i]}"
     done
     echo "Created-By: Bazel"
   ) >$MANIFEST_FILE