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Fix macOS build setup

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The CMAKE_OSX_* variables need to be defined before the project or the
CMAKE_CXX_STANDARD gets ignored. They also need to be set with FORCE.
This commit is contained in:
Marco Antognini 2017-04-05 23:01:06 +02:00 committed by binary1248
parent 7800cbb9f6
commit 41348bc180
1 changed files with 18 additions and 21 deletions
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39
CMakeLists.txt
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@ -2,6 +2,7 @@ cmake_minimum_required(VERSION 3.1.0)
# set the minimum required C++ standard to C++14
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
# define a macro that helps defining an option
macro(sfml_set_option var default type docstring)
@ -22,6 +23,23 @@ set(CMAKE_LEGACY_CYGWIN_WIN32 0)
# Suppress Mac OS X RPATH warnings and adopt new related behaviors
cmake_policy(SET CMP0042 NEW)
# add some default value for some additional macOS variable
# note that those variables are ignored on other systems
if(NOT CMAKE_OSX_ARCHITECTURES)
set(CMAKE_OSX_ARCHITECTURES "x86_64" CACHE STRING "macOS architecture to build; 64-bit is expected" FORCE)
endif()
if(NOT CMAKE_OSX_DEPLOYMENT_TARGET)
set(CMAKE_OSX_DEPLOYMENT_TARGET "10.9" CACHE STRING "macOS deployement target; 10.9+ is expected" FORCE)
endif()
if(NOT CMAKE_OSX_SYSROOT)
# query the path to the default SDK, will fail on non-macOS, but it's okay.
execute_process(COMMAND xcodebuild -sdk macosx -version Path
COMMAND head -n 1
COMMAND tr -d '\n'
OUTPUT_VARIABLE CMAKE_OSX_SYSROOT
ERROR_QUIET)
endif()
# set Android specific options
# define the minimum API level to be used
@ -90,25 +108,6 @@ if(SFML_OS_MACOSX)
# add an option to automatically install Xcode templates
sfml_set_option(SFML_INSTALL_XCODE_TEMPLATES FALSE BOOL "TRUE to automatically install the Xcode templates, FALSE to do nothing about it. The templates are compatible with Xcode 4 and 5.")
# add some default value for some additional macOS variable
if(NOT CMAKE_OSX_ARCHITECTURES)
set(CMAKE_OSX_ARCHITECTURES "x86_64")
endif()
if(NOT CMAKE_OSX_DEPLOYMENT_TARGET)
set(CMAKE_OSX_DEPLOYMENT_TARGET "10.9")
endif()
if(NOT CMAKE_OSX_SYSROOT)
# query the path to the default SDK
execute_process(COMMAND xcodebuild -sdk macosx -version Path | head -n 1
RESULT_VARIABLE STATUS_QUERY
OUTPUT_VARIABLE CMAKE_OSX_SYSROOT
ERROR_QUIET)
if(NOT STATUS_QUERY EQUAL 0)
message(FATAL_ERROR "Querying the default SDK failed with status ${STATUS_QUERY}.")
endif()
endif()
endif()
# Android options
@ -253,13 +252,11 @@ if(SFML_OS_MACOSX)
# only the default architecture (i.e. 64-bit) is supported
if(NOT CMAKE_OSX_ARCHITECTURES STREQUAL "x86_64")
message(FATAL_ERROR "Only 64-bit architecture is supported")
return()
endif()
# Ensure macOS 10.9+ is used
if(CMAKE_OSX_DEPLOYMENT_TARGET VERSION_LESS "10.9")
message(FATAL_ERROR "macOS 10.9 or greater is required for the deployment target.")
return()
endif()
# configure Xcode templates