Files
swift-mirror/cmake/modules/SwiftTranslateFlag.cmake
Dmitri Hrybenko 6670bb76ec Rewrite the CMake build system
Swift SVN r24124
2014-12-23 22:15:30 +00:00

23 lines
588 B
CMake

# Translate a yes/no variable to the presence of a given string in a
# variable.
#
# Usage:
# translate_flag(is_set flag_name var_name)
#
# If is_set is true, sets ${var_name} to ${flag_name}. Otherwise,
# unsets ${var_name}.
function(translate_flag is_set flag_name var_name)
if(${is_set})
set("${var_name}" "${flag_name}" PARENT_SCOPE)
else()
set("${var_name}" "" PARENT_SCOPE)
endif()
endfunction()
macro(translate_flags prefix options)
foreach(var ${options})
translate_flag("${${prefix}_${var}}" "${var}" "${prefix}_${var}_keyword")
endforeach()
endmacro()