obs-studio/cmake/Modules/FindRSSDK.cmake

# Once done these will be defined:
#
# RSSDK_FOUND RSSDK_INCLUDE_DIRS RSSDK_LIBRARIES
#
# For use in OBS:
#
# RSSDK_INCLUDE_DIR

if(CMAKE_SIZEOF_VOID_P EQUAL 8)
  set(_RSSDK_lib_dir "x64")
else()
  set(_RSSDK_lib_dir "Win32")
endif()

find_path(
  RSSDK_INCLUDE_DIR
  NAMES pxcsession.h
  HINTS ENV RSSDK_DIR
  PATH_SUFFIXES include)

find_library(
  RSSDK_LIB
  NAMES libpxc
  HINTS ENV RSSDK_DIR
  PATH_SUFFIXES lib/${_RSSDK_lib_dir})

include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(RSSDK DEFAULT_MSG RSSDK_LIB RSSDK_INCLUDE_DIR)
mark_as_advanced(RSSDK_INCLUDE_DIR RSSDK_LIB)

if(RSSDK_FOUND)
  set(RSSDK_INCLUDE_DIRS ${RSSDK_INCLUDE_DIR})
  set(RSSDK_LIBRARIES ${RSSDK_LIB})

  if(NOT TARGET RSS::SDK)
    if(IS_ABSOLUTE "${RSSDK_LIBRARIES}")
      add_library(RSS:SDK UNKNOWN IMPORTED)
      set_target_properties(RSS:SDK PROPERTIES IMPORTED_LOCATION
                                               "${RSSDK_LIBRARIES}")
    else()
      add_library(RSS:SDK INTERFACE IMPORTED)
      set_target_properties(RSS:SDK PROPERTIES IMPORTED_LIBNAME
                                               "${RSSDK_LIBRARIES}")
    endif()

    set_target_properties(RSS:SDK PROPERTIES INTERFACE_INCLUDE_DIRECTORIES
                                             "${RSSDK_INCLUDE_DIRS}")
  endif()
endif()