Move if files exist

src/freedombone-image

     exit 2
 fi
 
-mv build/${PROJECT_NAME}*.bz2 ${CURR_DIR}
-mv build/${PROJECT_NAME}*.img ${CURR_DIR}
-mv build/${PROJECT_NAME}*.sig ${CURR_DIR}
-mv build/${PROJECT_NAME}*.vdi ${CURR_DIR}
-mv build/${PROJECT_NAME}*.qcow2 ${CURR_DIR}
+no_of_files=$(ls -afq build/${PROJECT_NAME}*.bz2 | wc -l)
+if (( no_of_files > 0 )); then
+    mv build/${PROJECT_NAME}*.bz2 ${CURR_DIR}
+fi
+no_of_files=$(ls -afq build/${PROJECT_NAME}*.img | wc -l)
+if (( no_of_files > 0 )); then
+    mv build/${PROJECT_NAME}*.img ${CURR_DIR}
+fi
+no_of_files=$(ls -afq build/${PROJECT_NAME}*.sig | wc -l)
+if (( no_of_files > 0 )); then
+    mv build/${PROJECT_NAME}*.sig ${CURR_DIR}
+fi
+no_of_files=$(ls -afq build/${PROJECT_NAME}*.vdi | wc -l)
+if (( no_of_files > 0 )); then
+    mv build/${PROJECT_NAME}*.vdi ${CURR_DIR}
+fi
+no_of_files=$(ls -afq build/${PROJECT_NAME}*.qcow2 | wc -l)
+if (( no_of_files > 0 )); then
+    mv build/${PROJECT_NAME}*.qcow2 ${CURR_DIR}
+fi
+
 rm -rf ${BUILD_DIR}
 
 cd ${CURR_DIR}