gala/cmake/ParseArguments.cmake
Tom Beckmann d39b334d1e Init
2012-05-20 15:20:38 +02:00

37 lines
1.2 KiB
CMake

##
# This is a helper Macro to parse optional arguments in Macros/Functions
# It has been taken from the public CMake wiki.
# See http://www.cmake.org/Wiki/CMakeMacroParseArguments for documentation and
# licensing.
##
macro(parse_arguments prefix arg_names option_names)
set(DEFAULT_ARGS)
foreach(arg_name ${arg_names})
set(${prefix}_${arg_name})
endforeach(arg_name)
foreach(option ${option_names})
set(${prefix}_${option} FALSE)
endforeach(option)
set(current_arg_name DEFAULT_ARGS)
set(current_arg_list)
foreach(arg ${ARGN})
set(larg_names ${arg_names})
list(FIND larg_names "${arg}" is_arg_name)
if(is_arg_name GREATER -1)
set(${prefix}_${current_arg_name} ${current_arg_list})
set(current_arg_name ${arg})
set(current_arg_list)
else(is_arg_name GREATER -1)
set(loption_names ${option_names})
list(FIND loption_names "${arg}" is_option)
if(is_option GREATER -1)
set(${prefix}_${arg} TRUE)
else(is_option GREATER -1)
set(current_arg_list ${current_arg_list} ${arg})
endif(is_option GREATER -1)
endif(is_arg_name GREATER -1)
endforeach(arg)
set(${prefix}_${current_arg_name} ${current_arg_list})
endmacro(parse_arguments)