if [ ! -n ${ADMB_HOME} ]; then
    echo you must define the environment string ADMB_HOME
else
    g++  $1.cpp -Wno-deprecated -I. -fpermissive -I/${ADMB_HOME}/include \
      -L/${ADMB_HOME}/lib -DUSE_LAPLACE -D__GNUDOS__ -Dlinux -O3 \
      -static -Xlinker -ldf1b2s -ladmod -ladt -lads -ldf1b2s -ladmod -ladt -lads \
      -o$1
fi