author | Wuzzy <almikes@aol.com> |
Wed, 23 Nov 2016 16:02:03 +0100 | |
changeset 12043 | cba2ef0cf2e8 |
parent 11342 | ed5a6478e710 |
child 15317 | 5b2dec63f4cf |
permissions | -rw-r--r-- |
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if(APPLE) |
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if(${CMAKE_VERSION} VERSION_GREATER "2.8.10.2" AND |
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${CMAKE_VERSION} VERSION_LESS "2.8.12.1") |
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message(FATAL_ERROR "This version of CMake is known *not* to work, please update or use a lower version") |
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endif() |
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set(CMAKE_FIND_FRAMEWORK "FIRST") |
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#what system are we building for |
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set(minimum_macosx_version $ENV{MACOSX_DEPLOYMENT_TARGET}) |
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#detect on which system we are: if sw_vers cannot be found for any reason (re)use minimum_macosx_version |
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find_program(sw_vers sw_vers) |
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if(sw_vers) |
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execute_process(COMMAND ${sw_vers} "-productVersion" |
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OUTPUT_VARIABLE current_macosx_version |
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OUTPUT_STRIP_TRAILING_WHITESPACE) |
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string(REGEX REPLACE "([0-9]+.[0-9]+).[0-9]+" "\\1" current_macosx_version ${current_macosx_version}) |
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else() |
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if(NOT minimum_macosx_version) |
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message(FATAL_ERROR "sw_vers not found! Need explicit MACOSX_DEPLOYMENT_TARGET variable set") |
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else() |
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message("*** sw_vers not found! Fallback to MACOSX_DEPLOYMENT_TARGET variable ***") |
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set(current_macosx_version ${minimum_macosx_version}) |
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endif() |
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endif() |
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#if nothing is set, we deploy only for the current system |
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if(NOT minimum_macosx_version) |
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set(minimum_macosx_version ${current_macosx_version}) |
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endif() |
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#10.3 systems don't have enough processing power anyway |
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#10.4 does not have @rpath support (which SDL uses) |
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if(minimum_macosx_version VERSION_LESS "10.5") |
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message(FATAL_ERROR "Hedgewars is not supported on your version of Mac OS X") |
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endif() |
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if(NOT CMAKE_OSX_ARCHITECTURES) |
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if(current_macosx_version VERSION_LESS "10.6") |
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#SDL is only 32 bit on older OS version |
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if(${CMAKE_SYSTEM_PROCESSOR} MATCHES "powerpc*") |
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set(CMAKE_OSX_ARCHITECTURES "ppc7400") |
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else() |
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set(CMAKE_OSX_ARCHITECTURES "i386") |
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endif() |
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endif() |
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endif() |
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#parse this system variable and adjust only the powerpc syntax to be compatible with -P |
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if(CMAKE_OSX_ARCHITECTURES) |
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string(REGEX MATCH "[pP][pP][cC]+" powerpc_build "${CMAKE_OSX_ARCHITECTURES}") |
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string(REGEX MATCH "[iI]386+" i386_build "${CMAKE_OSX_ARCHITECTURES}") |
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string(REGEX MATCH "[xX]86_64+" x86_64_build "${CMAKE_OSX_ARCHITECTURES}") |
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if(x86_64_build) |
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add_flag_prepend(CMAKE_Pascal_FLAGS -Px86_64) |
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elseif(i386_build) |
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add_flag_prepend(CMAKE_Pascal_FLAGS -Pi386) |
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elseif(powerpc_build) |
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add_flag_prepend(CMAKE_Pascal_FLAGS -Ppowerpc) |
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else() |
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message(FATAL_ERROR "Unknown architecture present in CMAKE_OSX_ARCHITECTURES (${CMAKE_OSX_ARCHITECTURES})") |
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endif() |
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list(LENGTH CMAKE_OSX_ARCHITECTURES num_of_archs) |
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if(num_of_archs GREATER 1) |
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message("*** Only one architecture in CMAKE_OSX_ARCHITECTURES is supported, picking the first one ***") |
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endif() |
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elseif(CMAKE_SIZEOF_VOID_P MATCHES "8") |
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#if that variable is not set check if we are on x86_64 and if so force it, else use default |
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add_flag_prepend(CMAKE_Pascal_FLAGS -Px86_64) |
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endif() |
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#CMAKE_OSX_SYSROOT is set at the system version we are supposed to build on |
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#we need to provide the correct one when host and target differ |
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if(NOT CMAKE_OSX_SYSROOT AND |
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NOT ${minimum_macosx_version} VERSION_EQUAL ${current_macosx_version}) |
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find_program(xcrun xcrun) |
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if(xcrun) |
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execute_process(COMMAND ${xcrun} "--show-sdk-path" |
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OUTPUT_VARIABLE current_sdk_path |
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OUTPUT_STRIP_TRAILING_WHITESPACE) |
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string(REPLACE "${current_macosx_version}" |
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"${minimum_macosx_version}" |
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CMAKE_OSX_SYSROOT |
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"${current_sdk_path}") |
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else() |
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message("*** xcrun not found! Build will work on ${current_macosx_version} only ***") |
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endif() |
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endif() |
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if(CMAKE_OSX_SYSROOT) |
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add_flag_append(CMAKE_Pascal_FLAGS "-XR${CMAKE_OSX_SYSROOT}") |
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add_flag_append(CMAKE_Pascal_FLAGS "-k-macosx_version_min -k${minimum_macosx_version}") |
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add_flag_append(CMAKE_Pascal_FLAGS "-k-L${LIBRARY_OUTPUT_PATH} -Fl${LIBRARY_OUTPUT_PATH}") |
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endif() |
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#add user framework directory |
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add_flag_append(CMAKE_Pascal_FLAGS "-Ff~/Library/Frameworks") |
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#workaround older cmake versions |
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if(${CMAKE_VERSION} VERSION_LESS "2.8.12") |
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add_flag_append(CMAKE_C_LINK_FLAGS "-Wl,-rpath -Wl,${CMAKE_INSTALL_RPATH}") |
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add_flag_append(CMAKE_CXX_LINK_FLAGS "-Wl,-rpath -Wl,${CMAKE_INSTALL_RPATH}") |
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add_flag_append(CMAKE_Pascal_LINK_FLAGS "-k-rpath -k${CMAKE_INSTALL_RPATH}") |
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endif() |
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endif(APPLE) |
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if(MINGW) |
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#this flags prevents a few dll hell problems |
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add_flag_append(CMAKE_C_FLAGS "-static-libgcc") |
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add_flag_append(CMAKE_CXX_FLAGS "-static-libgcc") |
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endif(MINGW) |
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if(WIN32) |
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if(NOT ${BUILD_SHARED_LIB}) |
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message(FATAL_ERROR "Static linking is not supported on Windows") |
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endif() |
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endif(WIN32) |
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if(UNIX) |
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add_flag_append(CMAKE_C_FLAGS "-fPIC") |
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add_flag_append(CMAKE_CXX_FLAGS "-fPIC") |
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endif(UNIX) |