For more information about the ring project, see the following:
git clone https://gerrit-ring.savoirfairelinux.com/ring-client-windows
USE THE QMAKE OF Qt BUILT WITH MINGW (e.g. /usr/bin/i686-w64-mingw32-qmake-qt5)
cd ring-client-windows mkdir build && cd build export QTDIR=<path to mingw qt> (e.g. /usr/i686-w64-mingw32/lib/qt) qmake ../RingWinClient.pro -r -spec win32-g++ RING=<Install dir of Ring and LRC> [BUILD=Debug] make make install
You will find all files in ./release directory.
Compile the client with 'BUILD=Debug' and libRingClient with '-DCMAKE_BUILD_TYPE=Debug'
cd build/release makensis ring.nsi