anchor.diff:  
     echo building marisa.
     pushd thirdparty\src\marisa-trie
  -  cmake .. -B%build_dir% %thirdparty_common_cmake_flags%
  +  cmake .. -B%build_dir% %thirdparty_cmake_flags%
     if errorlevel 1 goto error
     cmake --build %build_dir% --config %build_config% --target INSTALL
     if errorlevel 1 goto error
  
positive.code:  --with-system^
   --with-thread
  
  set bjam_options_common=toolset=%BJAM_TOOLSET%^
   variant=%boost_build_variant%^
   link=static^
   threading=multi^
   runtime-link=static^
   cxxflags="/Zc:threadSafeInit- "
  
  set bjam_options_x86=%bjam_options_common%^
   define=BOOST_USE_WINAPI_VERSION=0x0501
  
  set bjam_options_x64=%bjam_options_common%^
   define=BOOST_USE_WINAPI_VERSION=0x0502^
   address-model=64^
   --stagedir=stage_x64
  
negative.code: 
  if %build_librime% == 0 goto exit
  
  set rime_cmake_flags=%common_cmake_flags%^
   -DBUILD_STATIC=ON^
   -DBUILD_SHARED_LIBS=%build_shared%^
   -DBUILD_TEST=%build_test%^
  