find_program(PVS_STUDIO_ANALYZER_EXE pvs-studio-analyzer)
find_program(PVS_STUDIO_CONVERTER_EXE plog-converter)

if(${CMAKE_VERSION} VERSION_LESS "3.17.0")
  set(MYXX_CMAKE_LIB_PVS_DIR_BACKPORT ${CMAKE_CURRENT_LIST_DIR})
endif()

function(myxx_analyze_pvs_studio TARGET_NAME)
  if(${CMAKE_VERSION} VERSION_LESS "3.17.0")
    set(CMAKE_CURRENT_FUNCTION_LIST_DIR ${MYXX_CMAKE_LIB_PVS_DIR_BACKPORT})
  endif()

  if(NOT ${PROJECT_BINARY_DIR} STREQUAL ${CMAKE_BINARY_DIR})
    return()
  endif()

  if(NOT PVS_STUDIO_ANALYZER_EXE)
    message(STATUS "MyxxCMake: pvs-studio-analyzer not found.")
    return()
  endif()
  if(NOT PVS_STUDIO_CONVERTER_EXE)
    message(STATUS "MyxxCMake: pvs-studio-converter not found.")
    return()
  endif()
  if(NOT TARGET myxx-analyze-pvs-studio)
    add_custom_target(myxx-analyze-pvs-studio)
  endif()

  set(options)
  set(oneValueArgs HEADER MODE)
  set(multiValueArgs ARGS)
  cmake_parse_arguments(ARG "${options}" "${oneValueArgs}" "${multiValueArgs}" ${ARGN})

  if(NOT ARG_HEADER)
    set(ARG_HEADER ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/pvs-studio/pvs_studio.hpp.in)
  endif()

  if(NOT ARG_MODE)
    set(ARG_MODE "GA:1,2,3;64:1,2;OP:1,2,3;CS:1,2;OWASP:1,2")
  endif()

  get_target_property(__target_sources ${TARGET_NAME} SOURCES)
  foreach(__iter ${__target_sources})
    string(FIND ${__iter} ${CMAKE_BINARY_DIR} __pos)
      if(__pos EQUAL -1)
        list(APPEND __filtered_sources ${__iter})
      endif()
  endforeach()

  pvs_studio_add_target(TARGET ${TARGET_NAME}-analyze-pvs-studio
    ANALYZE ${TARGET_NAME}
    COMPILE_COMMANDS
    HIDE_HELP
    OUTPUT
    FORMAT errorfile
    ARGS --exclude-path ${CMAKE_CURRENT_BINARY_DIR} ${ARG_ARGS}
    MODE ${ARG_MODE})

  get_target_property(__target_type ${TARGET_NAME} TYPE)
  if(${__target_type} STREQUAL INTERFACE_LIBRARY)
    set(__target_type INTERFACE)
  else()
    set(__target_type PRIVATE)
  endif()
  if(MSVC)
    target_compile_options(${TARGET_NAME} BEFORE ${__target_type} /FI ${ARG_HEADER})
  else() # GCC/Clang
    target_compile_options(${TARGET_NAME} BEFORE ${__target_type} -include ${ARG_HEADER})
  endif()

  add_dependencies(${TARGET_NAME}-analyze-pvs-studio ${TARGET_NAME})
  add_dependencies(myxx-analyze-pvs-studio ${TARGET_NAME}-analyze-pvs-studio)
endfunction()