# obtain abseil-cpp

git clone --depth=1 https://github.com/abseil/abseil-cpp.git

cd abseil-cpp
mkdir build && cd build

# build shared libs

cmake \
  -DCMAKE_INSTALL_PREFIX="${HOME}/abseil" \
  -DBUILD_SHARED_LIBS=ON \
  -DCMAKE_SHARED_LINKER_FLAGS="-Wl,-rpath=${HOME}/abseil/lib64" \
  -DABSL_BUILD_TESTING=OFF \
  -DABSL_PROPAGATE_CXX_STD=ON \
  -DABSL_USE_GOOGLETEST_HEAD=OFF \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_CXX_COMPILER=clang++ \
  -DCMAKE_CXX_FLAGS_RELEASE="-O3 -DNDEBUG" \
  -DCMAKE_CXX_STANDARD=20 \
..

cmake --build . --parallel=8 --target install

# build static libs (optional)

rm -fr ../build/*
cmake \
  -DCMAKE_INSTALL_PREFIX="${HOME}/abseil" \
  -DABSL_BUILD_TESTING=OFF \
  -DABSL_PROPAGATE_CXX_STD=ON \
  -DABSL_USE_GOOGLETEST_HEAD=OFF \
  -DCMAKE_BUILD_TYPE=Release \
  -DCMAKE_CXX_COMPILER=clang++ \
  -DCMAKE_CXX_FLAGS_RELEASE="-O3 -DNDEBUG" \
  -DCMAKE_CXX_STANDARD=20 \
..

cmake --build . --parallel=8 --target install