When I add a new `.msg` (I confirmed for `.srv` as well) and running `catkin build`, the new file doesn't seem to be processed.
Is this expected, or is there a way to let it find new definition? This doesn't seem to be is also a case with `catkin_make`.
CWS_PROOV=/tmp/cws_proof
mkdir -p "$CWS_PROOV"/src
cd "$CWS_PROOV"/src
git clone git@github.com:130s/prooving_grounds.git <-- Merely beginner_tutorials with minor change
cd "$CWS_PROOV"
catkin b
ll ./devel/lib/python2.7/dist-packages/beginner_tutorials/msg
source devel/setup.bash
roscd beginner_tutorials/
echo "int64 num" > msg/Num4.msg
cd -
catkin b
ll ./devel/lib/python2.7/dist-packages/beginner_tutorials/msg
total 24K
drwxrwxr-x 2 rosnoodle rosnoodle 4.0K Mar 17 14:23 ./
drwxrwxr-x 3 rosnoodle rosnoodle 4.0K Mar 17 14:23 ../
lrwxrwxrwx 1 rosnoodle rosnoodle 111 Mar 17 14:23 __init__.py -> /tmp/cws_proof/devel/.private/beginner_tutorials/lib/python2.7/dist-packages/beginner_tutorials/msg/__init__.py
lrwxrwxrwx 1 rosnoodle rosnoodle 108 Mar 17 14:23 _Num2.py -> /tmp/cws_proof/devel/.private/beginner_tutorials/lib/python2.7/dist-packages/beginner_tutorials/msg/_Num2.py
lrwxrwxrwx 1 rosnoodle rosnoodle 108 Mar 17 14:23 _Num3.py -> /tmp/cws_proof/devel/.private/beginner_tutorials/lib/python2.7/dist-packages/beginner_tutorials/msg/_Num3.py
lrwxrwxrwx 1 rosnoodle rosnoodle 107 Mar 17 14:23 _Num.py -> /tmp/cws_proof/devel/.private/beginner_tutorials/lib/python2.7/dist-packages/beginner_tutorials/msg/_Num.py
ll /tmp/cws_proof/devel/.private/beginner_tutorials/lib/python2.7/dist-packages/beginner_tutorials/msg
(Num4 not found)
ll ./devel/share/gennodejs/ros/beginner_tutorials/msg
(Num4 not found)
ll ./devel/share/common-lisp/ros/beginner_tutorials/msg
(Num4 not found)
$ apt-cache policy python-catkin-tools|grep Inst
Installed: 0.4.4-1
To work this around I'm removing `build`, `devel` before building. After modifying `CMakeLists.txt` also works for me.
Seen on Xenial Kinetic and Trusty Indigo.
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