125 lines
3.8 KiB
Makefile
125 lines
3.8 KiB
Makefile
# Copyright (C) 2008 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# we expect the 'my' variable to be defined, either to
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# 'HOST_' or 'TARGET_', and this allows us to call the
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# appropriate compiler with $($(my)CC)
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#
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$(call assert-defined,my)
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# LOCAL_MAKEFILE must also exist and name the Android.mk that
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# included the module build script.
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#
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$(call assert-defined,LOCAL_MAKEFILE)
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include $(BUILD_SYSTEM)/build-module.mk
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# list of generated object files
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LOCAL_OBJECTS :=
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#
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# Add the default system shared libraries to the build
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#
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ifndef LOCAL_IS_HOST_MODULE
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ifeq ($(LOCAL_SYSTEM_SHARED_LIBRARIES),none)
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LOCAL_SHARED_LIBRARIES += $(TARGET_DEFAULT_SYSTEM_SHARED_LIBRARIES)
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else
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LOCAL_SHARED_LIBRARIES += $(LOCAL_SYSTEM_SHARED_LIBRARIES)
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endif
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endif
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#
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# Check LOCAL_CPP_EXTENSION, use '.cpp' by default
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#
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LOCAL_CPP_EXTENSION := $(strip $(LOCAL_CPP_EXTENSION))
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ifeq ($(LOCAL_CPP_EXTENSION),)
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LOCAL_CPP_EXTENSION := .cpp
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else
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ifneq ($(words $(LOCAL_CPP_EXTENSION)),1)
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$(call __ndk_log, LOCAL_CPP_EXTENSION in $(LOCAL_MAKEFILE) must be one word only, not '$(LOCAL_CPP_EXTENSION)')
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$(call __ndk_error, Aborting)
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endif
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endif
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#
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# The original Android build system allows you to use the .arm prefix
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# to a source file name to indicate that it should be defined in either
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# 'thumb' or 'arm' mode, depending on the value of LOCAL_ARM_MODE
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#
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# First, check LOCAL_ARM_MODE, it should be empty, 'thumb' or 'arm'
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# We make the default 'thumb'
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#
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LOCAL_ARM_MODE := $(strip $(LOCAL_ARM_MODE))
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ifeq ($(LOCAL_ARM_MODE),)
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LOCAL_ARM_MODE := thumb
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else
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ifneq ($(words $(LOCAL_ARM_MODE)),1)
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$(call __ndk_log, LOCAL_ARM_MODE in $(LOCAL_MAKEFILE) must be one word, not '$(LOCAL_ARM_MODE)')
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$(call __ndk_error, Aborting)
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endif
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# check that LOCAL_ARM_MODE is defined to either 'arm' or 'thumb'
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$(if $(filter-out thumb arm, $(LOCAL_ARM_MODE)),\
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$(call __ndk_log, LOCAL_ARM_MODE must be defined to either 'arm' or 'thumb' in $(LOCAL_MAKEFILE), not '$(LOCAL_ARM_MODE)')\
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$(call __ndk_error, Aborting)\
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)
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endif
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LOCAL_ARM_TEXT_arm = arm$(space)$(space)
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LOCAL_ARM_TEXT_thumb = thumb
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LOCAL_ARM_CFLAGS := $(TARGET_$(LOCAL_ARM_MODE)_$(LOCAL_BUILD_MODE)_CFLAGS)
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LOCAL_ARM_TEXT := $(LOCAL_ARM_TEXT_$(LOCAL_ARM_MODE))
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# As a special case, the original Android build system
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# allows one to specify that certain source files can be
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# forced to build in ARM mode by using a '.arm' suffix
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# after the extension, e.g.
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#
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# LOCAL_SRC_FILES := foo.c.arm
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#
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# to build source file $(LOCAL_PATH)/foo.c as ARM
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#
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#
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# Build C source files into .o
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#
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# XXX: TODO: support LOCAL_ARM_MODE
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arm_sources := $(LOCAL_SRC_FILES:%.arm)
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c_sources := $(filter %.c, \
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$(LOCAL_SRC_FILES) \
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$(arm_sources:%.arm=%))
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s_sources := $(filter %.S, \
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$(LOCAL_SRC_FILES) \
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$(arm_sources:%.arm=%))
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cpp_sources := $(filter %$(LOCAL_CPP_EXTENSION), \
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$(LOCAL_SRC_FILES) \
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$(arm_sources:%.arm=%))
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#
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# The following will update LOCAL_OBJECTS and LOCAL_DEPENDENCY_DIRS
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#
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$(foreach src,$(c_sources), $(call compile-c-source,$(src)))
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$(foreach src,$(s_sources), $(call compile-s-source,$(src)))
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$(foreach src,$(cpp_sources), $(call compile-cpp-source,$(src)))
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ALL_DEPENDENCY_DIRS += $(sort $(LOCAL_DEPENDENCY_DIRS))
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CLEAN_OBJS_DIRS += $(LOCAL_OBJS_DIR)
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