reactos/sdk/cmake/compilerflags.cmake

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# add_target_property
# Adds one or more values to the specified property of the specified target.
# Note that there are properties which require (semicolon-separated) lists,
# while others require space-separated strings. The function has a list of
# properties of the former variety and handles the values accordingly
function(add_target_property _module _propname)
list(APPEND _list_properties COMPILE_DEFINITIONS INCLUDE_DIRECTORIES LINK_DEPENDS)
set(_newvalue "")
get_target_property(_oldvalue ${_module} ${_propname})
if(_oldvalue)
set(_newvalue ${_oldvalue})
endif()
list(FIND _list_properties ${_propname} _list_index)
if(NOT _list_index EQUAL -1)
# list property
list(APPEND _newvalue ${ARGN})
else()
# string property
foreach(_flag ${ARGN})
set(_newvalue "${_newvalue} ${_flag}")
endforeach()
endif()
set_property(TARGET ${_module} PROPERTY ${_propname} ${_newvalue})
endfunction()
# remove_target_compile_options
# Remove one option from the target COMPILE_OPTIONS property,
# previously added through add_compile_options
function(remove_target_compile_option _module _option)
get_target_property(_options ${_module} COMPILE_OPTIONS)
list(REMOVE_ITEM _options ${_option})
set_target_properties(${_module} PROPERTIES COMPILE_OPTIONS "${_options}")
endfunction()
# Wrapper functions for the important properties, using add_target_property
# where appropriate.
# Note that the functions for string properties take a single string
# argument while those for list properties can take a variable number of
# arguments, all of which will be added to the list
#
# Examples:
# add_target_link_flags(mymodule "-s --fatal-warnings")
function(add_target_link_flags _module _flags)
if(${ARGC} GREATER 2)
message(FATAL_ERROR "Excess arguments to add_target_link_flags! Module ${_module}, args ${ARGN}")
endif()
add_target_property(${_module} LINK_FLAGS ${_flags})
endfunction()