| # SPDX-License-Identifier: Apache-2.0 | 
 |  | 
 | foreach(extra_flags EXTRA_CPPFLAGS EXTRA_LDFLAGS EXTRA_CFLAGS EXTRA_CXXFLAGS EXTRA_AFLAGS) | 
 |   # Note: zephyr_get MERGE should not be used until issue #43959 is resolved. | 
 |   zephyr_get(${extra_flags}) | 
 |   list(LENGTH ${extra_flags} flags_length) | 
 |   if(flags_length LESS_EQUAL 1) | 
 |     # A length of zero means no argument. | 
 |     # A length of one means a single argument or a space separated list was provided. | 
 |     # In both cases, it is safe to do a separate_arguments on the argument. | 
 |     separate_arguments(${extra_flags}_AS_LIST UNIX_COMMAND ${${extra_flags}}) | 
 |   else() | 
 |     # Already a proper list, no conversion needed. | 
 |     set(${extra_flags}_AS_LIST "${${extra_flags}}") | 
 |   endif() | 
 | endforeach() | 
 |  | 
 | if(EXTRA_CPPFLAGS) | 
 |   zephyr_compile_options(${EXTRA_CPPFLAGS_AS_LIST}) | 
 | endif() | 
 | if(EXTRA_LDFLAGS) | 
 |   zephyr_link_libraries(${EXTRA_LDFLAGS_AS_LIST}) | 
 | endif() | 
 | if(EXTRA_CFLAGS) | 
 |   foreach(F ${EXTRA_CFLAGS_AS_LIST}) | 
 |     zephyr_compile_options($<$<COMPILE_LANGUAGE:C>:${F}>) | 
 |   endforeach() | 
 | endif() | 
 | if(EXTRA_CXXFLAGS) | 
 |   foreach(F ${EXTRA_CXXFLAGS_AS_LIST}) | 
 |     zephyr_compile_options($<$<COMPILE_LANGUAGE:CXX>:${F}>) | 
 |   endforeach() | 
 | endif() | 
 | if(EXTRA_AFLAGS) | 
 |   foreach(F ${EXTRA_AFLAGS_AS_LIST}) | 
 |     zephyr_compile_options($<$<COMPILE_LANGUAGE:ASM>:${F}>) | 
 |   endforeach() | 
 | endif() |