kc3-lang/SDL/cmake/macros.cmake

Branch : - branch - v2.28 - tag -

• Show log

  Commit

• Author : Ryan C. Gordon
  Date : 2021-10-05 10:54:06
  Hash : 60d59aeb
  Message : cmake: Calculate padding for dislaying options automatically.

• cmake/macros.cmake

• macro(ADD_TO_ALLOPTIONS _NEWNAME)
    list(APPEND ALLOPTIONS ${_NEWNAME})
    string(LENGTH ${_NEWNAME} _SLEN)
    if(${LONGESTOPTIONNAME} LESS ${_SLEN})
      set(LONGESTOPTIONNAME ${_SLEN})
    endif()
  endmacro()
  
  macro(SET_OPTION _NAME _DESC)
    add_to_alloptions(${_NAME})
    if(${ARGC} EQUAL 3)
      set(_DEFLT ${ARGV2})
    else()
      set(_DEFLT OFF)
    endif()
    option(${_NAME} ${_DESC} ${_DEFLT})
  endmacro()
  
  macro(DEP_OPTION _NAME _DESC _DEFLT _DEPTEST _FAILDFLT)
    add_to_alloptions(${_NAME})
    cmake_dependent_option(${_NAME} ${_DESC} ${_DEFLT} ${_DEPTEST} ${_FAILDFLT})
  endmacro()
  
  macro(OPTION_STRING _NAME _DESC _VALUE)
    add_to_alloptions(${_NAME})
    set(${_NAME} ${_VALUE} CACHE STRING "${_DESC}")
    set(HAVE_${_NAME} ${_VALUE})
  ENDMACRO()
  
  # Message Output
  macro(MESSAGE_WARN _TEXT)
    message(STATUS "*** WARNING: ${_TEXT}")
  endmacro()
  
  macro(MESSAGE_ERROR _TEXT)
    message(FATAL_ERROR "*** ERROR: ${_TEXT}")
  endmacro()
  
  macro(MESSAGE_BOOL_OPTION _NAME _VALUE)
    if(${_VALUE})
      message(STATUS "  ${_NAME}:\tON")
    else()
      message(STATUS "  ${_NAME}:\tOFF")
    endif()
  endmacro()
  
  macro(MESSAGE_TESTED_OPTION _NAME)
    set(_REQVALUE ${${_NAME}})
    set(_PAD " ")
    if(${ARGC} EQUAL 2)
      set(_PAD ${ARGV1})
    endif()
    string(SUBSTRING "${_NAME}" 0 4 _NAMESTART)
    if(_NAMESTART STREQUAL "SDL_")
      string(SUBSTRING "${_NAME}" 4 -1 _STRIPPEDNAME)
    else()
      set(_STRIPPEDNAME "${_NAME}")
    endif()
    if(NOT HAVE_${_STRIPPEDNAME})
      set(HAVE_${_STRIPPEDNAME} OFF)
    elseif("${HAVE_${_STRIPPEDNAME}}" MATCHES "1|TRUE|YES|Y")
      set(HAVE_${_STRIPPEDNAME} ON)
    endif()
    message(STATUS "  ${_NAME}${_PAD}(Wanted: ${_REQVALUE}): ${HAVE_${_STRIPPEDNAME}}")
  endmacro()
  
  macro(LISTTOSTR _LIST _OUTPUT)
    if(${ARGC} EQUAL 3)
      # prefix for each element
      set(_LPREFIX ${ARGV2})
    else()
      set(_LPREFIX "")
    endif()
    # Do not use string(REPLACE ";" " ") here to avoid messing up list
    # entries
    foreach(_ITEM ${${_LIST}})
      set(${_OUTPUT} "${_LPREFIX}${_ITEM} ${${_OUTPUT}}")
    endforeach()
  endmacro()
  
  macro(LISTTOSTRREV _LIST _OUTPUT)
    if(${ARGC} EQUAL 3)
      # prefix for each element
      set(_LPREFIX ${ARGV2})
    else()
      set(_LPREFIX "")
    endif()
    # Do not use string(REPLACE ";" " ") here to avoid messing up list
    # entries
    foreach(_ITEM ${${_LIST}})
      set(${_OUTPUT} "${${_OUTPUT}} ${_LPREFIX}${_ITEM}")
    endforeach()
  endmacro()
  
  
  macro(CHECK_OBJC_SOURCE_COMPILES SOURCE VAR)
    set(PREV_REQUIRED_DEFS "${CMAKE_REQUIRED_DEFINITIONS}")
    set(CMAKE_REQUIRED_DEFINITIONS "-x objective-c ${PREV_REQUIRED_DEFS}")
    CHECK_C_SOURCE_COMPILES(${SOURCE} ${VAR})
    set(CMAKE_REQUIRED_DEFINITIONS "${PREV_REQUIRED_DEFS}")
  endmacro()