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function(get_compile_flags _compile_flags)
# Create template akin to CMAKE_C_COMPILE_OBJECT.
set(compile_flags "<CMAKE_C_COMPILER> <CFLAGS> <BUILD_TYPE_CFLAGS> <DEFINITIONS> <INCLUDES>")
# Get C compiler.
string(REPLACE
"<CMAKE_C_COMPILER>"
"${CMAKE_C_COMPILER}"
compile_flags
"${compile_flags}")
# Get flags set by add_definition().
get_directory_property(definitions
DIRECTORY "src/nvim"
DEFINITIONS)
string(REPLACE
"<DEFINITIONS>"
"${definitions}"
compile_flags
"${compile_flags}")
# Get general C flags.
string(REPLACE
"<CFLAGS>"
"${CMAKE_C_FLAGS}"
compile_flags
"${compile_flags}")
# Get C flags specific to build type.
string(TOUPPER "${CMAKE_BUILD_TYPE}" build_type)
string(REPLACE
"<BUILD_TYPE_CFLAGS>"
"${CMAKE_C_FLAGS_${build_type}}"
compile_flags
"${compile_flags}")
# Get include directories.
get_directory_property(include_directories_list
DIRECTORY "src/nvim"
INCLUDE_DIRECTORIES)
foreach(include_directory ${include_directories_list})
set(include_directories "${include_directories} -I${include_directory}")
endforeach()
string(REPLACE
"<INCLUDES>"
"${include_directories}"
compile_flags
"${compile_flags}")
# Clean duplicate whitespace.
string(REPLACE
" "
" "
compile_flags
"${compile_flags}")
set(${_compile_flags} "${compile_flags}" PARENT_SCOPE)
endfunction()
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