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macro (enable_arg _enable_name _enable_default)
if (${ARGC} GREATER 2)
set(_auto_arg_help
${_AUTO_ARG_HELP}
"-Denable-${_enable_name}=[true|false] -- ${ARGV2} (default: ${_enable_default})"
)
endif()
if(NOT DEFINED enable-${_enable_name} AND NOT DEFINED disable-${_enable_name})
set(enable_${_enable_name} ${_enable_default})
elseif(DEFINED enable-${_enable_name})
if(enable-${_enable_name})
set(enable_${_enable_name} true)
else()
set(enable_${_enable_name} false)
endif()
unset(enable-${_enable_name})
unset(enable-${_enable_name} CACHE)
elseif(DEFINED disable-${_enable_name})
if(disable-${_enable_name})
set(enable_${_enable_name} false)
else()
set(enable_${_enable_name} true)
endif()
unset(disable-${_enable_name})
unset(disable-${_enable_name} CACHE)
endif()
endmacro()
macro(args_help)
if(DEFINED help-args)
message("Control arguments:")
foreach(_args_help ${_AUTO_ARG_HELP})
message(${_args_help})
endforeach()
unset(help-args)
unset(help-args CACHE)
endif()
endmacro()
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