Merge pull request #4 from SuperWig/cmake

Add root CMakeLists.txt

CMakeLists.txt

@@ -0,0 +1,24 @@
+cmake_minimum_required(VERSION 3.8)
+project(argparse VERSION 0.1.0 LANGUAGES CXX)
+option(ARGPARSE_BUILD_TESTS OFF)
+
+include(GNUInstallDirs)
+
+add_library(argparse INTERFACE)
+add_library(argparse::argparse ALIAS argparse)
+
+target_compile_features(argparse INTERFACE cxx_std_17)
+target_include_directories(argparse INTERFACE
+  $<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}>/include)
+
+if(ARGPARSE_BUILD_TESTS)
+  add_subdirectory(test)
+endif()
+
+install(TARGETS argparse EXPORT argparseConfig)
+install(EXPORT argparseConfig
+        NAMESPACE argparse::
+        DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/argparse)
+install(FILES ${CMAKE_CURRENT_LIST_DIR}/include/argparse.hpp
+        DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/argparse)