$  cat update 
#!/bin/sh
set -e -u

#if test ! -d CD
#then echo "CD directory missing"
#     exit 1
#fi

no_master=0
no_thg=0
while test $# -gt 0
do case $1 in
    -m)
        shift; no_master=1;;
    -t)
        shift; no_thg=1;;
    -h|--help)
        echo "Update FreeRCT mirror files."
        echo "update [-t] [-m]"
        echo "with -t  Do not start thg"
        echo "     -m  Do not update from master"
        exit 0;;
    "") break;;
    *)
        abort "Unknown option \\$1. Try -h option for help.";;
   esac
done

hg -R hg_trunk log -r tip

cd hg_trunk
if test $no_master -eq 0
then hg fetch
fi

if test $no_thg -eq 0
then thg &
fi

cd ../play
if test $no_master -eq 0
then make clean
     hg pull -u
     cmake .
     time make
     make doc
     if test ! -z doxygen_warnings.txt
     then echo
          echo "Warnings in play/doxygen_warnings.txt (`wc -l doxygen_warnings.txt` lines)"
     fi
fi