Reading .mat file in C++

The CMakeLists.txt:

cmake_minimum_required(VERSION 3.1)
project(mat2lmdb_cpp)

include_directories(/Applications/MATLAB_R2015a.app/extern/include)
link_directories(/Applications/MATLAB_R2015a.app/bin/maci64)

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -lmx -lmat")
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/bin")

set(SOURCE_FILES    convert_mat.cpp)

add_executable(mat2lmdb_cpp ${SOURCE_FILES})

Before you run, add the following:

export MATLAB="/Applications/MATLAB_R2015a.app"

export DYLD_LIBRARY_PATH=$MATLAB/bin/maci64/:DYLD_LIBRARY_PATH