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} ${_VALUE})
|
|
ENDMACRO()
|
|
|
|
# Message Output
|
|
macro(MESSAGE_WARN _TEXT)
|
|
message(WARNING "${_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()
|
|
|
|
function(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
|
|
set(res)
|
|
foreach(_ITEM ${${_LIST}})
|
|
set(res "${res} ${_LPREFIX}${_ITEM}")
|
|
endforeach()
|
|
set(${_OUTPUT} "${res}" PARENT_SCOPE)
|
|
endfunction()
|
|
|
|
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(${_OUTPUT} "${_LPREFIX}${_ITEM} ${${_OUTPUT}}")
|
|
endforeach()
|
|
endmacro()
|
|
|
|
if(CMAKE_VERSION VERSION_LESS 3.16.0 OR SDL2_SUBPROJECT)
|
|
# - CMake versions <3.16 do not support the OBJC language
|
|
# - When SDL is built as a subproject and when the main project does not enable OBJC,
|
|
# CMake fails due to missing internal CMake variables (CMAKE_OBJC_COMPILE_OBJECT)
|
|
# (reproduced with CMake 3.24.2)
|
|
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()
|
|
else()
|
|
include(CheckOBJCSourceCompiles)
|
|
if (APPLE)
|
|
enable_language(OBJC)
|
|
endif()
|
|
endif()
|
|
|
|
if(APPLE)
|
|
check_language(OBJC)
|
|
if(NOT CMAKE_OBJC_COMPILER)
|
|
message(WARNING "Cannot find working OBJC compiler.")
|
|
endif()
|
|
endif()
|
|
|
|
if(CMAKE_VERSION VERSION_LESS 3.13.0)
|
|
macro(target_link_directories _TARGET _SCOPE)
|
|
link_directories(${ARGN})
|
|
endmacro()
|
|
endif()
|