include(CMakePushCheckState)
include(CheckSymbolExists)

cmake_push_check_state(RESET)
find_library(EXECINFO_LIBRARY NAMES execinfo)
if(EXECINFO_LIBRARY)
  set(CMAKE_REQUIRED_LIBRARIES "${EXECINFO_LIBRARY}")
  list(APPEND PLATFORM_LIBRARIES "${EXECINFO_LIBRARY}")
endif(EXECINFO_LIBRARY)
check_symbol_exists(backtrace execinfo.h HAVE_BACKTRACE)
cmake_pop_check_state()

cmake_push_check_state(RESET)
set(CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE")
find_library(DL_LIBRARY NAMES dl)
if(DL_LIBRARY)
  set(CMAKE_REQUIRED_LIBRARIES "${DL_LIBRARY}")
  list(APPEND PLATFORM_LIBRARIES "${DL_LIBRARY}")
endif(DL_LIBRARY)
check_symbol_exists(dladdr dlfcn.h HAVE_DLADDR)
cmake_pop_check_state()

option(ENABLE_BUILD_WITH_TIME_TRACE "Enable -ftime-trace to generate time tracing .json files on clang" OFF)

function(set_project_options target_name)
  if(ENABLE_BUILD_WITH_TIME_TRACE)
    target_compile_options(${target_name} PRIVATE -ftime-trace)
  endif()

  target_compile_features(${target_name} PRIVATE cxx_std_17)
  if(MSVC)
    target_compile_options(${target_name} PRIVATE /bigobj)
    target_link_libraries(${target_name} PRIVATE iphlpapi)
  endif()

  if(HAVE_BACKTRACE)
    target_compile_definitions(${target_name} PRIVATE -DHAVE_BACKTRACE=1)
  endif()

  if(HAVE_DLADDR)
    target_compile_definitions(${target_name} PRIVATE -DHAVE_DLADDR=1)
  endif()

  if(HAVE_BACKTRACE OR HAVE_DLADDR)
    if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU"
       AND NOT APPLE
       AND (CMAKE_BUILD_TYPE STREQUAL "Debug" OR CMAKE_BUILD_TYPE STREQUAL "RelWithDebInfo"))
      target_compile_options(${target_name} PRIVATE -ggdb3)
    endif()
    target_compile_definitions(${target_name} PRIVATE -D_GNU_SOURCE=1)
    target_link_libraries(${target_name} PRIVATE -rdynamic)
  endif()
endfunction()

function(propagate_public_compile_definitions receiver)
  set(receiver_target ${receiver})
  set(donor_targets ${ARGN})

  set(all_defs "")
  foreach(donor IN LISTS donor_targets)
    get_target_property(defs ${donor} INTERFACE_COMPILE_DEFINITIONS)
    if(defs)
      list(APPEND all_defs ${defs})
    endif()
  endforeach()

  list(REMOVE_DUPLICATES all_defs)

  target_compile_definitions(${receiver_target} PUBLIC ${all_defs})
endfunction()