# clone代码
git clone --depth=1 --recursive https://github.com/MaskRay/ccls

# 安装libclang-15
sudo apt-get install clang libclang-15-dev

# 编译
cmake -H. -BRelease -DCMAKE_BUILD_TYPE=Release \
    -DCMAKE_PREFIX_PATH=/usr/lib/llvm-15 \
    -DLLVM_INCLUDE_DIR=/usr/lib/llvm-15/include \
    -DLLVM_BUILD_INCLUDE_DIR=/usr/include/llvm-15/

cmake --build Release

# 下面的不要也行
cd Release
sudo make install