error for cmake

[yanzongs]

-- CMAKE_SYSTEM_PROCESSOR: x86_64
-- x86 detected
-- Linux detected
-- Configuring done
CMake Error at examples/third-party/imgui/CMakeLists.txt:51 (add_library):
  Cannot find source file:

    imgui/backends/imgui_impl_sdl2.cpp

  Tried extensions .c .C .c++ .cc .cpp .cxx .cu .m .M .mm .h .hh .h++ .hm
  .hpp .hxx .in .txx


CMake Error at examples/third-party/imgui/CMakeLists.txt:7 (add_library):
  Cannot find source file:

    imgui/imgui.cpp

  Tried extensions .c .C .c++ .cc .cpp .cxx .cu .m .M .mm .h .hh .h++ .hm
  .hpp .hxx .in .txx


CMake Error at examples/third-party/imgui/CMakeLists.txt:51 (add_library):
  No SOURCES given to target: imgui-sdl2


CMake Error at examples/third-party/imgui/CMakeLists.txt:7 (add_library):
  No SOURCES given to target: imgui


CMake Generate step failed.  Build files cannot be regenerated correctly.

[YavorGIvanov]

Hey.
Can you show me the contents of the examples/third-party/imgui/backends folder. Seems you are missing some sources there.

[alimaslax]

I had this problem. Make sure to git clone imgui into that directory so you have its sources

git clone --recursive https://github.com/YavorGIvanov/sam.cpp