diff options
Diffstat (limited to 'cmake/Modules/HandleLibcxxFlags.cmake')
| -rw-r--r-- | cmake/Modules/HandleLibcxxFlags.cmake | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/cmake/Modules/HandleLibcxxFlags.cmake b/cmake/Modules/HandleLibcxxFlags.cmake index bb886fa8a01f..325c1bdf7bcb 100644 --- a/cmake/Modules/HandleLibcxxFlags.cmake +++ b/cmake/Modules/HandleLibcxxFlags.cmake @@ -35,6 +35,11 @@ macro(remove_flags) endforeach() endmacro(remove_flags) +macro(check_flag_supported flag) + mangle_name("${flag}" flagname) + check_cxx_compiler_flag("${flag}" "LIBCXX_SUPPORTS_${flagname}_FLAG") +endmacro() + # Add a macro definition if condition is true. macro(define_if condition def) if (${condition}) @@ -71,6 +76,26 @@ macro(config_define value def) set(LIBCXX_NEEDS_SITE_CONFIG ON) endmacro() +# Add a list of flags to all of 'CMAKE_CXX_FLAGS', 'CMAKE_C_FLAGS', +# 'LIBCXX_COMPILE_FLAGS' and 'LIBCXX_LINK_FLAGS'. +macro(add_target_flags) + foreach(value ${ARGN}) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${value}") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${value}") + list(APPEND LIBCXX_COMPILE_FLAGS ${value}) + list(APPEND LIBCXX_LINK_FLAGS ${value}) + endforeach() +endmacro() + +# If the specified 'condition' is true then add a list of flags to +# all of 'CMAKE_CXX_FLAGS', 'CMAKE_C_FLAGS', 'LIBCXX_COMPILE_FLAGS' +# and 'LIBCXX_LINK_FLAGS'. +macro(add_target_flags_if condition) + if (${condition}) + add_target_flags(${ARGN}) + endif() +endmacro() + # Add a specified list of flags to both 'LIBCXX_COMPILE_FLAGS' and # 'LIBCXX_LINK_FLAGS'. macro(add_flags) |