jlink/mkdeps: report on non-0 return code from jdeps

Signed-off-by: Jonathan Dowland <[email protected]>

Author: jmtd

modules/jlink/artifacts/opt/jboss/container/java/jlink/mkdeps.sh

@@ -21,7 +21,10 @@ function generate_deps() {
         --module-path dependencies \
         "$JAVA_APP_JAR" \
         "$JAVA_LIB_DIR"/**/*.jar \
-        > deps.txt
+        > deps.txt || {
+        echo "jdeps failed: return code $?"
+        exit $?
+      }
   else 
     $JAVA_HOME/bin/jdeps --multi-release $JAVA_VERSION -R -s \
       --module-path dependencies \