Add setup_tools.sh

Guo Wenxue

2021-10-11 ffa59a8bddb4f2da26a03b1e09743c1bdd9cbb8c

 3rdparty/zbar/build.sh

@@ -65,7 +65,7 @@

    set -e

    if [ -f ${PREFIX_PATH}/bin/zbarcam ] ; then
    if [ -f ${PREFIX_PATH}/lib/libzbar.so ] ; then
        msg_banner "$SRC_NAME already compile and installed"
        return 0;
    fi