reactos/cmake/compilerflags.cmake

   1
   2 # add_target_property
   3 #  Adds one or more values to the specified property of the specified target.
   4 #  Note that there are properties which require (semicolon-separated) lists,
   5 #  while others require space-separated strings. The function has a list of
   6 #  properties of the former variety and handles the values accordingly
   7 function(add_target_property _module _propname)
   8     list(APPEND _list_properties COMPILE_DEFINITIONS INCLUDE_DIRECTORIES)
   9     set(_newvalue "")
  10     get_target_property(_oldvalue ${_module} ${_propname})
  11     if (_oldvalue)
  12         set(_newvalue ${_oldvalue})
  13     endif()
  14     list(FIND _list_properties ${_propname} _list_index)
  15     if (NOT _list_index EQUAL -1)
  16         # list property
  17         list(APPEND _newvalue ${ARGN})
  18     else()
  19         # string property
  20         foreach(_flag ${ARGN})
  21             set(_newvalue "${_newvalue} ${_flag}")
  22         endforeach()
  23     endif()
  24     set_property(TARGET ${_module} PROPERTY ${_propname} ${_newvalue})
  25 endfunction()
  26
  27 # Wrapper functions for the important properties, using add_target_property
  28 # where appropriate.
  29 # Note that the functions for string properties take a single string
  30 # argument while those for list properties can take a variable number of
  31 # arguments, all of which will be added to the list
  32 #
  33 # Examples:
  34 #  add_compile_flags("-pedantic -O5")
  35 #  add_target_link_flags(mymodule "-s --fatal-warnings")
  36 #  add_target_compile_flags(mymodule "-pedantic -O5")
  37 #  add_target_compile_definitions(mymodule WIN32 _WIN32 INLINE=inline)
  38 #  add_target_include_directories(mymodule include ../include)
  39 function(add_compile_flags _flags)
  40     if (${ARGC} GREATER 1)
  41         message(STATUS "Excess arguments to add_compile_flags! Args ${ARGN}")
  42     endif()
  43     # Adds the compiler flag to both CMAKE_C_FLAGS and CMAKE_CXX_FLAGS
  44     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_flags}" PARENT_SCOPE)
  45     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_flags}" PARENT_SCOPE)
  46     set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} ${_flags}" PARENT_SCOPE)
  47 endfunction()
  48
  49 function(add_target_compile_flags _module _flags)
  50     if (${ARGC} GREATER 2)
  51         message(STATUS "Excess arguments to add_target_compile_flags! Module ${_module}, args ${ARGN}")
  52     endif()
  53     add_target_property(${_module} COMPILE_FLAGS ${_flags})
  54 endfunction()
  55
  56 function(add_target_link_flags _module _flags)
  57     if (${ARGC} GREATER 2)
  58         message(STATUS "Excess arguments to add_target_link_flags! Module ${_module}, args ${ARGN}")
  59     endif()
  60     add_target_property(${_module} LINK_FLAGS ${_flags})
  61 endfunction()
  62
  63 function(add_target_compile_definitions _module)
  64     add_target_property(${_module} COMPILE_DEFINITIONS ${ARGN})
  65 endfunction()
  66
  67 function(add_target_include_directories _module)
  68     add_target_property(${_module} INCLUDE_DIRECTORIES ${ARGN})
  69 endfunction()