CMake Cookbook

How to do it

First, let us discuss the CMakeLists.txt file in the root directory:

1. As should be familiar, we declare a C++11 project, as follows:

cmake_minimum_required(VERSION 3.5 FATAL_ERROR)project(recipe-01 LANGUAGES CXX)set(CMAKE_CXX_STANDARD 11)set(CMAKE_CXX_EXTENSIONS OFF)set(CMAKE_CXX_STANDARD_REQUIRED ON)

2. We define the output directories for shared and static libraries and executables, as follows:

include(GNUInstallDirs)set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY  ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR})set(CMAKE_LIBRARY_OUTPUT_DIRECTORY  ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_LIBDIR})set(CMAKE_RUNTIME_OUTPUT_DIRECTORY  ${CMAKE_BINARY_DIR}/${CMAKE_INSTALL_BINDIR})

3. We append the cmake subdirectory to CMAKE_MODULE_PATH. This is required for ...