From 7c5e7e1c2ac3b9b31ec249586c7f9150d9a5edf3 Mon Sep 17 00:00:00 2001
From: Andrej Shadura <andrew.shadura@collabora.co.uk>
Date: Sun, 10 Mar 2019 17:50:30 +0000
Subject: Fix failure due to undefined variables

---
 jh_build | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/jh_build b/jh_build
index e7f95a7..7852366 100755
--- a/jh_build
+++ b/jh_build
@@ -110,15 +110,15 @@ Can be omitted if no extra files need to be included.
 
 =cut
 
-my $JAVA_HOME = $ENV{'JAVA_HOME'};
-my $CLASSPATH_ORIG = $ENV{'CLASSPATH'};
+my $JAVA_HOME = defined $ENV{'JAVA_HOME'} ? $ENV{'JAVA_HOME'} : "";
+my $CLASSPATH_ORIG = defined $ENV{'CLASSPATH'} ? $ENV{'CLASSPATH'} : "";
 my $CLASSPATH = $CLASSPATH_ORIG;
 my @JH_JAR_EXTRA;
 my $build_javadoc = 1;
 my (@javac_opts, @javadoc_opts, $main_class, $do_clean);
 my (@JAVAC, @JAVADOC, @JAR, @CLASSPATHDOCS, @builds);
 
-$CLASSPATH =~ tr/:/ / if defined($CLASSPATH_ORIG);
+$CLASSPATH =~ tr/:/ /;
 @JH_JAR_EXTRA = split(' ', $ENV{'JH_JAR_EXTRA'}) if @JH_JAR_EXTRA;
 
 init(options => {
-- 
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