# [+] updated for NDK r8b
# [~] all intermediate files generated by toolchain are moved into CMakeFiles
# [~] libstdc++ and libsupc are removed from explicit link libraries
-# [+] added ccache support (via NDK_CCACHE environment or cmake variable)
+# [+] added CCache support (via NDK_CCACHE environment or cmake variable)
+# [+] added gold linker support for NDK r8b
# ------------------------------------------------------------------------------
cmake_minimum_required( VERSION 2.6.3 )
endif()
__INIT_VARIABLE( ANDROID_FUNCTION_LEVEL_LINKING VALUES ON )
-set( ANDROID_FUNCTION_LEVEL_LINKING ON CACHE BOOL "Allows or disallows undefined symbols in shared libraries" FORCE )
+set( ANDROID_FUNCTION_LEVEL_LINKING ${ANDROID_FUNCTION_LEVEL_LINKING} CACHE BOOL "Allows or disallows undefined symbols in shared libraries" FORCE )
mark_as_advanced( ANDROID_FUNCTION_LEVEL_LINKING )
if( ANDROID_FUNCTION_LEVEL_LINKING )
set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -fdata-sections -ffunction-sections" )
set( ANDROID_LINKER_FLAGS "-Wl,--fix-cortex-a8 ${ANDROID_LINKER_FLAGS}" )
endif()
+if( CMAKE_HOST_UNIX AND ANDROID_COMPILER_VERSION VERSION_EQUAL "4.6" AND (ARMEABI_V7A OR X86) )
+ __INIT_VARIABLE( ANDROID_USE_GOLD_LINKER VALUES ON )
+ set( ANDROID_USE_GOLD_LINKER ${ANDROID_USE_GOLD_LINKER} CACHE BOOL "Enables gold linker" FORCE )
+ mark_as_advanced( ANDROID_USE_GOLD_LINKER )
+ if( ANDROID_USE_GOLD_LINKER )
+ set( ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS} -fuse-ld=gold" )
+ endif()
+endif()
+
# cache flags
set( CMAKE_CXX_FLAGS "${_CMAKE_CXX_FLAGS}" CACHE STRING "c++ flags" )
set( CMAKE_C_FLAGS "${_CMAKE_C_FLAGS}" CACHE STRING "c flags" )
set( __toolchain_config "")
foreach( __var NDK_CCACHE ANDROID_ABI ANDROID_FORCE_ARM_BUILD ANDROID_NATIVE_API_LEVEL ANDROID_NO_UNDEFINED
ANDROID_SO_UNDEFINED ANDROID_SET_OBSOLETE_VARIABLES LIBRARY_OUTPUT_PATH_ROOT ANDROID_USE_STLPORT
- ANDROID_FORBID_SYGWIN ANDROID_NDK ANDROID_STANDALONE_TOOLCHAIN ANDROID_FUNCTION_LEVEL_LINKING __ndklibspath )
+ ANDROID_FORBID_SYGWIN ANDROID_NDK ANDROID_STANDALONE_TOOLCHAIN ANDROID_FUNCTION_LEVEL_LINKING
+ ANDROID_USE_GOLD_LINKER __ndklibspath )
if( DEFINED ${__var} )
if( "${__var}" MATCHES " ")
set( __toolchain_config "${__toolchain_config}set( ${__var} \"${${__var}}\" CACHE INTERNAL \"\" )\n" )
# ANDROID_NO_UNDEFINED : ON/OFF
# ANDROID_SO_UNDEFINED : OFF/ON (default depends on NDK version)
# ANDROID_FUNCTION_LEVEL_LINKING : ON/OFF
+# ANDROID_USE_GOLD_LINKER : ON/OFF (default depends on NDK version and host & target platforms)
# Variables that takes effect only at first run:
# ANDROID_FORCE_ARM_BUILD : ON/OFF
# LIBRARY_OUTPUT_PATH_ROOT : <any valid path>
+# NDK_CCACHE : <path to your ccache executable>
# Can be set only at the first run:
# ANDROID_NDK
# ANDROID_STANDALONE_TOOLCHAIN