Compile chaiki rpi4

chaiki-rpi-compile.notes

### 2021-08-02 still using qt5-opengl-dev_5.12.5_armhf.deb, need to check if it is still required

### update .bashrc  with QT_SELECT
Add QT_SELECT to your bashrc
$ vi ~/.bashrc 
export QT_SELECT=qt5-openg

### install Qt5.12 from https://github.com/koendv/qt5-opengl-raspberrypi
$ wget https://github.com/koendv/qt5-opengl-raspberrypi/releases/download/v5.12.5-1/qt5-opengl-dev_5.12.5_armhf.deb
# apt install ./qt5-opengl-dev_5.12.5_armhf.deb

### install deps
# apt install cmake ffmpeg gperf h264 libavcodec-dev libavutil-dev libclang1-7 libcups libcupsfilters-dev libcupsimage2-dev libevdev-dev libinput-dev libjbig-dev libllvm7 liblzma-dev libmtdev-dev libnspr4-dev libnss3-dev libogg-ocaml libopengl-dev libopengl0 libopus-dev libopus-ocaml libprotobuf-dev libprotoc17 libpulse-dev libqt5designer5 libqt5designercomponents5 libqt5help5 libqt5multimedia5 libqt5multimedia5-plugins libqt5multimediagsttools5 libqt5multimediaquick5 libqt5multimediawidgets5 libqt5opengl5 libqt5opengl5-dev libqt5quickwidgets5 libqt5svg5-dev libqt5svg5-dev libqt5test5 libsdl2-dev libssl-dev libswresample-dev libswscale-dev libtiff-dev libtiffxx5 libwacom-dev libxkbcommon-x11-dev mesa-common-dev ocaml-base-nox protobuf-compiler protobuf-compiler python3 python3-pip qdoc-qt5 qt5-assistant qt5-default qt5-default qt5-opengl-dev qt5-qmake qt5-qmake-bin qtbase5-dev qtbase5-dev-tools qtmultimedia5-dev qttools5-dev-tools

### clone repo
$ mkdir devel && cd devel
$ git clone https://git.sr.ht/~thestr4ng3r/chiaki

### compile
$ cd chiaki
$ mkdir build && cd build && cmake ..
$ make -j5

### install
# make install