Added CMakeLists.txt for support CMake.

CMakeLists.txt

@@ -0,0 +1,55 @@
+cmake_minimum_required (VERSION 3.16)
+
+project ("munit"
+          LANGUAGES C
+          DESCRIPTION "µnit Testing Library for C"
+          HOMEPAGE_URL "https://github.com/nemequ/munit"
+          VERSION 0.2.0)
+
+option (BUILD_SHARED_LIBS "Build shared library" ON)
+option (BUILD_TESTS "Build tests" ON)
+
+set (CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
+set (CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
+set (CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
+
+add_library (munit)
+
+target_sources (munit
+                PRIVATE
+                  munit.c)
+
+target_sources (munit
+                INTERFACE
+                  munit.h)
+
+set_target_properties (munit
+                        PROPERTIES
+                        C_STANDARD 99
+                        C_STANDARD_REQUIRED ON
+                        # to pass only c99 not gnu99
+                        C_EXTENSIONS OFF)
+
+configure_file (cmake/munit.pc.in
+                ${CMAKE_BINARY_DIR}/lib/pkgconfig/munit.pc)
+
+if (BUILD_TESTS)
+  add_executable (munit_example)
+
+  target_sources (munit_example
+                  PRIVATE example.c)
+
+  target_link_libraries (munit_example
+                          PRIVATE munit)
+
+  include (CTest)
+
+  add_test (munit_example ${CMAKE_BINARY_DIR}/bin/munit_example)
+endif ()
+
+install (FILES ${CMAKE_BINARY_DIR}/lib/pkgconfig/munit.pc
+          DESTINATION ${CMAKE_INSTALL_PREFIX}/lib/pkgconfig)
+install (FILES munit.h
+          DESTINATION ${CMAKE_INSTALL_PREFIX}/include)
+
+install (TARGETS munit LIBRARY)

cmake/munit.pc.in

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+prefix=@CMAKE_INSTALL_PREFIX@
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: ${PROJECT_NAME}
+Description: ${${PROJECT_NAME}_DESCRIPTION}
+Version: ${${PROJECT_NAME}_VERSION}
+Libs: -L${libdir} -lmunit
+Cflags: -I${includedir}