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Diffstat (limited to 'Modules/Platform/Darwin-GNU.cmake')
-rw-r--r-- | Modules/Platform/Darwin-GNU.cmake | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/Modules/Platform/Darwin-GNU.cmake b/Modules/Platform/Darwin-GNU.cmake new file mode 100644 index 000000000..8a50a6ab9 --- /dev/null +++ b/Modules/Platform/Darwin-GNU.cmake @@ -0,0 +1,64 @@ + +#============================================================================= +# Copyright 2002-2009 Kitware, Inc. +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +# This module is shared by multiple languages; use include blocker. +if(__DARWIN_COMPILER_GNU) + return() +endif() +set(__DARWIN_COMPILER_GNU 1) + +macro(__darwin_compiler_gnu lang) + # GNU does not have -shared on OS X + set(CMAKE_SHARED_LIBRARY_CREATE_${lang}_FLAGS "-dynamiclib -Wl,-headerpad_max_install_names") + set(CMAKE_SHARED_MODULE_CREATE_${lang}_FLAGS "-bundle -Wl,-headerpad_max_install_names") +endmacro() + +macro(cmake_gnu_has_isysroot lang) + if("x${CMAKE_${lang}_HAS_ISYSROOT}" STREQUAL "x") + set(_doc "${lang} compiler has -isysroot") + message(STATUS "Checking whether ${_doc}") + execute_process( + COMMAND ${CMAKE_${lang}_COMPILER} "-v" "--help" + OUTPUT_VARIABLE _gcc_help + ERROR_VARIABLE _gcc_help + ) + if("${_gcc_help}" MATCHES "isysroot") + message(STATUS "Checking whether ${_doc} - yes") + set(CMAKE_${lang}_HAS_ISYSROOT 1) + else() + message(STATUS "Checking whether ${_doc} - no") + set(CMAKE_${lang}_HAS_ISYSROOT 0) + endif() + endif() +endmacro() + +macro(cmake_gnu_set_osx_deployment_target_flag lang) + if(NOT DEFINED CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG) + set(_doc "${lang} compiler supports OSX deployment target flag") + message(STATUS "Checking whether ${_doc}") + execute_process( + COMMAND ${CMAKE_${lang}_COMPILER} "-v" "--help" + OUTPUT_VARIABLE _gcc_help + ERROR_VARIABLE _gcc_help + ) + if("${_gcc_help}" MATCHES "macosx-version-min") + message(STATUS "Checking whether ${_doc} - yes") + set(CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG "-mmacosx-version-min=") + else() + message(STATUS "Checking whether ${_doc} - no") + set(CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG "") + endif() + set(CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG_CODE "SET(CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG \"${CMAKE_${lang}_OSX_DEPLOYMENT_TARGET_FLAG}\")") + endif() +endmacro() |