#!/bin/bash
set -exo pipefail

export CFLAGS="${CFLAGS} -O3 -fPIC"

# Fix undefined clock_gettime (Is this needed? See above)
if [[ ${target_platform} =~ linux.* ]]; then
  export LDFLAGS="${LDFLAGS} -lrt"
fi

make -j$CPU_COUNT -C contrib/pzstd all

declare -a _CMAKE_EXTRA_CONFIG

# Is this needed with more recent releases?
#if [[ ${HOST} =~ .*darwin.* ]]; then
#  unset MACOSX_DEPLOYMENT_TARGET
#  export MACOSX_DEPLOYMENT_TARGET
#  _CMAKE_EXTRA_CONFIG+=(-DCMAKE_AR=${AR})
#  _CMAKE_EXTRA_CONFIG+=(-DCMAKE_RANLIB=${RANLIB})
#  _CMAKE_EXTRA_CONFIG+=(-DCMAKE_LINKER=${LD})
#fi

if [[ ${HOST} =~ .*linux.* ]]; then
    # I hate you so much CMake.
    LIBPTHREAD=$(find ${PREFIX} -name "libpthread.so")
    _CMAKE_EXTRA_CONFIG+=(-DPTHREAD_LIBRARY=${LIBPTHREAD})
    LIBRT=$(find ${PREFIX} -name "librt.so")
    _CMAKE_EXTRA_CONFIG+=(-DRT_LIBRARIES=${LIBRT})
fi

pushd build/cmake

  FULL_AR=`which ${AR}`
  cmake -GNinja                            \
        -DCMAKE_INSTALL_PREFIX="${PREFIX}" \
        -DCMAKE_INSTALL_LIBDIR="lib"       \
        -DCMAKE_PREFIX_PATH="${PREFIX}"    \
        -DCMAKE_AR=${FULL_AR}              \
        -DZSTD_BUILD_STATIC=ON             \
        -DZSTD_PROGRAMS_LINK_SHARED=ON     \
        -DZSTD_ZLIB_SUPPORT=ON             \
        -DZSTD_LZ4_SUPPORT=ON              \
        -DZSTD_LZMA_SUPPORT=ON             \
        "${_CMAKE_EXTRA_CONFIG[@]}"

  ninja install
popd