select.mk revision 5bbd2294e9ba74462b940e9ef2f879c0ce4ef8a7
1# Select a combo based on the compiler being used. 2# 3# Inputs: 4# combo_target -- prefix for final variables (HOST_ or TARGET_) 5# 6# Outputs: 7# $(combo_target)OS -- standard name for this host (LINUX, DARWIN, etc.) 8# $(combo_target)ARCH -- standard name for process architecture (powerpc, x86, etc.) 9# $(combo_target)GLOBAL_CFLAGS -- C compiler flags to use for everything 10# $(combo_target)RELEASE_CFLAGS -- additional C compiler flags for release builds 11# $(combo_target)GLOBAL_ARFLAGS -- flags to use for static linking everything 12# $(combo_target)SHLIB_SUFFIX -- suffix of shared libraries 13 14# Build a target string like "linux-arm" or "darwin-x86". 15combo_os_arch := $($(combo_target)OS)-$($(combo_target)ARCH) 16 17# Set the defaults. 18 19HOST_CC ?= $(CC) 20HOST_CXX ?= $(CXX) 21HOST_AR ?= $(AR) 22 23$(combo_target)BINDER_MINI := 0 24 25$(combo_target)HAVE_EXCEPTIONS := 0 26$(combo_target)HAVE_UNIX_FILE_PATH := 1 27$(combo_target)HAVE_WINDOWS_FILE_PATH := 0 28$(combo_target)HAVE_RTTI := 1 29$(combo_target)HAVE_CALL_STACKS := 1 30$(combo_target)HAVE_64BIT_IO := 1 31$(combo_target)HAVE_CLOCK_TIMERS := 1 32$(combo_target)HAVE_PTHREAD_RWLOCK := 1 33$(combo_target)HAVE_STRNLEN := 1 34$(combo_target)HAVE_STRERROR_R_STRRET := 1 35$(combo_target)HAVE_STRLCPY := 0 36$(combo_target)HAVE_STRLCAT := 0 37$(combo_target)HAVE_KERNEL_MODULES := 0 38 39# These flags might (will) be overridden by the target makefiles 40$(combo_target)GLOBAL_CFLAGS := -fno-exceptions -Wno-multichar 41$(combo_target)RELEASE_CFLAGS := -O2 -g -fno-strict-aliasing 42$(combo_target)GLOBAL_LDFLAGS := 43$(combo_target)GLOBAL_ARFLAGS := crsP 44 45$(combo_target)EXECUTABLE_SUFFIX := 46$(combo_target)SHLIB_SUFFIX := .so 47$(combo_target)JNILIB_SUFFIX := $($(combo_target)SHLIB_SUFFIX) 48$(combo_target)STATIC_LIB_SUFFIX := .a 49 50$(combo_target)PRELINKER_MAP := $(BUILD_SYSTEM)/prelink-$(combo_os_arch).map 51 52# We try to find a target or host specific file for the os/arch specified, and 53# default to just looking for the os/arch one. This will allow us to define 54# things separately for targets and hosts that have the same architecture 55# but need different defines. e.g. target_linux-x86 and host_linux-x86 56 57ifneq ($(TARGET_SIMULATOR),true) 58# Convert the combo_target string to lowercase 59combo_target_lc := $(shell echo $(combo_target) | tr '[A-Z]' '[a-z]') 60 61# form combo makefile name like "<path>/target_linux-x86.make", 62# "<path>/host_darwin-x86.make", etc. 63combo_target_os_arch := $(BUILD_COMBOS)/$(combo_target_lc)$(combo_os_arch).mk 64else 65combo_target_os_arch := 66endif 67 68# Now include the combo for this specific target. 69ifneq ($(wildcard $(combo_target_os_arch)),) 70include $(combo_target_os_arch) 71else 72include $(BUILD_COMBOS)/$(combo_os_arch).mk 73endif 74 75ifneq ($(USE_CCACHE),) 76 ccache := prebuilt/$(HOST_PREBUILT_TAG)/ccache/ccache 77 $(combo_target)CC := $(ccache) $($(combo_target)CC) 78 $(combo_target)CXX := $(ccache) $($(combo_target)CXX) 79 ccache = 80endif 81