switch to backward-cpp

project.cmake

@@ -1,29 +1,9 @@
 if (NOT PROJECT_STATIC_LINK)
-  if(PROJECT_IS_MINGW)
-    add_definitions(-DCPPTRACE_UNWIND_WITH_DBGHELP)
-  else()
-    add_definitions(-DCPPTRACE_UNWIND_WITH_UNWIND)
-  endif()
+  include_directories(SYSTEM ${CMAKE_CURRENT_SOURCE_DIR}/deps/include)
 
-  include(FetchContent)
-  FetchContent_Declare(
-    cpptrace
-    GIT_REPOSITORY https://github.com/jeremy-rifkin/cpptrace.git
-    GIT_TAG        v0.6.3
+  list(APPEND PROJECT_ADDITIONAL_SOURCES
+    ${CMAKE_CURRENT_SOURCE_DIR}/deps/src/backward.cpp
   )
-  FetchContent_MakeAvailable(cpptrace)
-
-  if(WIN32)
-    add_custom_command(
-      TARGET ${PROJECT_NAME} 
-      POST_BUILD
-      COMMAND ${CMAKE_COMMAND} -E copy_if_different
-      $<TARGET_FILE:cpptrace::cpptrace>
-      $<TARGET_FILE_DIR:your_target>
-    )
-  endif()
-
-  link_libraries(cpptrace::cpptrace)
 endif()
 
 set(CMAKE_CXX_FLAGS "-include common.hpp ${CMAKE_CXX_FLAGS}")