cmake_minimum_required(VERSION 2.8.6) project(parg C) include(CheckCCompilerFlag)include(CTest) option(BUILD_COVERAGE "Code coverage" OFF) message(STATUS "CMAKE_BUILD_TYPE: ${CMAKE_BUILD_TYPE}") function(_add_c_compiler_flags var)  foreach(flag ${ARGN})    string(REGEX REPLACE "[^a-zA-Z0-9]+" "_" flag_var "CFLAG_${flag}")    check_c_compiler_flag("${flag}" ${flag_var})    if(${flag_var})      set(${var} "${${var}} ${flag}")    endif()  endforeach()  set(${var} "${${var}}" PARENT_SCOPE)endfunction() if(MSVC)  _add_c_compiler_flags(CMAKE_C_FLAGS "/analyze")  add_definitions(/D_CRT_SECURE_NO_WARNINGS)elseif(CMAKE_COMPILER_IS_GNUCC)  _add_c_compiler_flags(CMAKE_C_FLAGS    -Wall    -Wextra    -pedantic    -Wshadow    -Wpointer-arith    -Wcast-qual    -Wcast-align    -Wstrict-prototypes    -Wmissing-prototypes  )elseif(CMAKE_C_COMPILER_ID MATCHES "Clang")  _add_c_compiler_flags(CMAKE_C_FLAGS "-Weverything;-pedantic")endif() if(BUILD_COVERAGE)  set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 --coverage")endif() include_directories(${PROJECT_SOURCE_DIR}) add_library(parg parg.c parg.h) if(BUILD_TESTING)  add_executable(test_parg test/test_parg.c test/greatest.h parg.h)  target_link_libraries(test_parg parg)   enable_testing()  add_test(test_parg test_parg)endif()