Adding CMake script to unity test framework.

CMakeLists.txt

+#####################################################
+# FILE NAME CMakeLists.txt                          #
+#                                                   #
+# PURPOSE contains CMake statements.                #
+#                                                   #
+#####################################################
+cmake_minimum_required(VERSION 3.13.2.0 FATAL_ERROR)
+
+
+
+#
+#  CMake: Declare project
+#
+project(unity LANGUAGES C DESCRIPTION "C Unit testing framework.")
+
+
+
+#
+#  CMake: Creation of library   
+#
+add_library("unity" STATIC)
+
+
+
+#
+#  CMake: Adding source to target
+#
+target_sources("unity" PRIVATE "src/unity.c")
+
+
+
+#
+#  CMake: Including directories to target
+#
+target_include_directories("unity" 
+    PUBLIC 
+        "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>"
+        "$<INSTALL_INTERFACE:src>"
+
+    PRIVATE "src"
+)
+
+
+
+#
+#  CMake: Give target an alias 
+#
+add_library("unity::framework" ALIAS "unity")
+
+
+
+#
+#  CMake: export project
+#
+install(TARGETS "unity" EXPORT "unityConfig"
+    ARCHIVE  DESTINATION "${CMAKE_CURRENT_SOURCE_DIR}/${CMAKE_INSTALL_LIBDIR}"
+    LIBRARY  DESTINATION "${CMAKE_CURRENT_SOURCE_DIR}/${CMAKE_INSTALL_LIBDIR}"
+    RUNTIME  DESTINATION "${CMAKE_CURRENT_SOURCE_DIR}/${CMAKE_INSTALL_BINDIR}"
+
+    INCLUDES DESTINATION "${CMAKE_INSTALL_LIBDIR}"
+)
+
+install(DIRECTORY src/ DESTINATION src)
+
+install(EXPORT unityConfig DESTINATION share/unityConfig/cmake)
+
+# This makes the project importable from the build directory
+export(TARGETS unity FILE unityConfig.cmake)
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