Build qBittorrent 4.4.0alpha1 for Ubuntu Xenial

qbittorrent 4.4.0alpha1 git xenial
24 Nov 2020
https://github.com/qbittorrent/qBittorrent/wiki/Compilation:-Debian,-Ubuntu,-and-derivatives
https://github.com/qbittorrent/qBittorrent/wiki/Compilation:-Debian-and-Ubuntu (legacy)

install fresh qt 5.9.7 in /opt
sudo apt install --no-install-recommends software-properties-common
sudo add-apt-repository ppa:beineri/opt-qt597-xenial
sudo apt update
sudo apt install qt59base qt59svg qt59tools qt59translations
export PATH=/opt/qt59/bin:$PATH
export PKG_CONFIG_PATH=/opt/qt59/lib/pkgconfig:$PKG_CONFIG_PATH
sudo apt purge python-apt-common python3-apt python3-dbus python3-gi python3-pycurl python3-software-properties software-properties-common

sudo apt build-dep qbittorrent libtorrent-rasterbar
sudo apt install build-essential cmake ninja-build pkg-config automake libtool git zlib1g-dev libssl-dev libgeoip-dev
libboost-dev libboost-system-dev libboost-chrono-dev libboost-random-dev
sudo apt install qbittorrent
sudo apt purge qbittorrent libtorrent-rasterbar8 libtorrent-rasterbar-dev
install cmake >= 3.16 from python pip

----- build libtorrent-rasterbar-----

https://github.com/arvidn/libtorrent/releases/download/v1.2.11/libtorrent-rasterbar-1.2.11.tar.gz
cd libtorrent
cmake -LH
cmake -B cmake-build-dir/Release -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_STANDARD=14 -DCMAKE_INSTALL_PREFIX=/opt/libtorrent
cmake --build cmake-build-dir/Release
build 12min

sudo only allowed from /usr/bin and /usr/local/bin
sudo cp /home/denis/.bin/cmake/cmake /usr/local/bin/cmake
sudo cp /home/denis/.bin/cmake/cpack /usr/local/bin/cpack
sudo cp /home/denis/.bin/cmake/ctest /usr/local/bin/ctest
cmake --version
sudo cmake --version

sudo cmake --install cmake-build-dir/Release
rm -rdf /home/denis/libtorrent

sudo nano /opt/libtorrent/lib/pkgconfig/libtorrent-rasterbar.pc
exec_prefix=${prefix}
includedir=${prefix}/include
sudo ldconfig

test PATH
sudo cp /home/denis/.bin/build/ninja /opt/qt59/bin/test-bin
/opt/qt59/bin/test-bin --version

----- build qbittorrent-----

https://github.com/qbittorrent/qBittorrent/releases
https://github.com/qbittorrent/qBittorrent/archive/release-4.3.0.1.tar.gz
git clone https://github.com/qbittorrent/qBittorrent
ninja --version
cd qBittorrent
test-bin --version
export CPATH=/opt/libtorrent/include:/opt/qt59/include:$CPATH
export LD_LIBRARY_PATH=/opt/libtorrent/lib:/opt/qt59/lib:${LD_LIBRARY_PATH}
export PATH=/opt/qt59/bin:/usr/local/bin:$PATH
export PKG_CONFIG_PATH=/opt/libtorrent/lib/pkgconfig:/opt/qt59/lib/pkgconfig:$PKG_CONFIG_PATH
test-bin --version
cmake -LH
cmake -G "Ninja" -B build -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_STANDARD=14 -DCMAKE_INSTALL_PREFIX=/opt/qbittorrent -DDBUS=ON -DWEBUI=ON
cmake --build build
sudo cmake --install build
sudo ldconfig
build 10min

readelf -d /opt/qbittorrent/bin/qbittorrent

https://github.com/qbittorrent/qBittorrent/wiki/Compilation-with-CMake:-common-information

rm -rdf /home/denis/qBittorrent
sudo rm /usr/local/bin/cmake
sudo rm /usr/local/bin/cpack
sudo rm /usr/local/bin/ctest
sudo rm /opt/qt59/bin/test-bin

LD_LIBRARY_PATH=/opt/libtorrent/lib:/opt/qt59/lib /opt/qbittorrent/bin/qbittorrent

qbittorrent.desktop
[Desktop Entry]
Type=Application
Name=qBittorrent
GenericName=BitTorrent client
Comment=Download and share files over BitTorrent
Icon=/opt/qbittorrent/share/icons/hicolor/128x128/apps/qbittorrent.png
Exec=env LD_LIBRARY_PATH="/opt/libtorrent/lib:/opt/qt59/lib" /opt/qbittorrent/bin/qbittorrent %U
Terminal=false
Categories=Network;FileTransfer;P2P;Qt;
StartupNotify=false
StartupWMClass=qbittorrent

sudo cp /opt/qbittorrent/share/icons/hicolor/scalable/status/qbittorrent-tray.svg /usr/share/icons/hicolor/scalable/status/qbittorrent-tray.svg
sudo cp /opt/qbittorrent/share/icons/hicolor/scalable/status/qbittorrent-tray-dark.svg /usr/share/icons/hicolor/scalable/status/qbittorrent-tray-dark.svg
sudo cp /opt/qbittorrent/share/icons/hicolor/scalable/status/qbittorrent-tray-light.svg /usr/share/icons/hicolor/scalable/status/qbittorrent-tray-light.svg
and other icons

sudo strip --strip-unneeded /opt/qbittorrent/bin/qbittorrent
sudo strip --strip-unneeded /opt/libtorrent/lib/libtorrent-rasterbar.so.1.2.11