cmake HAVE_MACRO_PREFIX_MAP examples

pupnp/pupnp CMakeLists.txt :176 

check_c_compiler_flag(-fmacro-prefix-map=from=to HAVE_MACRO_PREFIX_MAP)

pupnp/pupnp upnp/CMakeLists.txt :135 

target_compile_options (upnp_shared
		PRIVATE $<$<BOOL:${HAVE_MACRO_PREFIX_MAP}>:-fmacro-prefix-map=${CMAKE_SOURCE_DIR}/=.>
	)

pupnp/pupnp upnp/CMakeLists.txt :194 

target_compile_options (upnp_static
		PRIVATE $<$<BOOL:${HAVE_MACRO_PREFIX_MAP}>:-fmacro-prefix-map=${CMAKE_SOURCE_DIR}/=.>
	)