1# -*- mode: makefile -*- 2# Copyright (C) 2007 The Android Open Source Project 3# 4# Licensed under the Apache License, Version 2.0 (the "License"); 5# you may not use this file except in compliance with the License. 6# You may obtain a copy of the License at 7# 8# http://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15 16# 17# Definitions for building the native code needed for the core library. 18# 19 20# 21# Common definitions for host and target. 22# 23 24# Get the list of all native directories that contain sub.mk files. 25# We're using "sub.mk" to make it clear that these are not typical 26# android makefiles. 27define all-core-native-dirs 28$(patsubst %/sub.mk,%,$(shell cd $(LOCAL_PATH) && ls -d */src/$(1)/native/sub.mk 2> /dev/null)) 29endef 30 31# These two definitions are used to help sanity check what's put in 32# sub.mk. See, the "error" directives immediately below. 33core_magic_local_target := ...//::default:://... 34core_local_path := $(LOCAL_PATH) 35 36# Include a submakefile, resolve its source file locations, 37# and stick them on core_src_files. The submakefiles are 38# free to append to LOCAL_SRC_FILES, LOCAL_C_INCLUDES, 39# LOCAL_SHARED_LIBRARIES, or LOCAL_STATIC_LIBRARIES, but nothing 40# else. All other LOCAL_* variables will be ignored. 41# 42# $(1): directory containing the makefile to include 43define include-core-native-dir 44 LOCAL_SRC_FILES := 45 include $(LOCAL_PATH)/$(1)/sub.mk 46 ifneq ($$(LOCAL_MODULE),$(core_magic_local_target)) 47 $$(error $(LOCAL_PATH)/$(1)/sub.mk should not include CLEAR_VARS \ 48 or define LOCAL_MODULE) 49 endif 50 ifneq ($$(LOCAL_PATH),$(core_local_path)) 51 $$(error $(LOCAL_PATH)/$(1)/sub.mk should not define LOCAL_PATH) 52 endif 53 core_src_files += $$(addprefix $(1)/,$$(LOCAL_SRC_FILES)) 54 LOCAL_SRC_FILES := 55endef 56 57# Find any native directories containing sub.mk files. 58core_native_dirs := $(strip $(call all-core-native-dirs,main)) 59ifeq ($(core_native_dirs),) 60 $(error No native code defined for libcore) 61endif 62 63# Set up the default state. Note: We use CLEAR_VARS here, even though 64# we aren't quite defining a new rule yet, to make sure that the 65# sub.mk files don't see anything stray from the last rule that was 66# set up. 67include $(CLEAR_VARS) 68LOCAL_MODULE := $(core_magic_local_target) 69core_src_files := 70 71# Include the sub.mk files. 72$(foreach dir, \ 73 $(core_native_dirs), \ 74 $(eval $(call include-core-native-dir,$(dir)))) 75 76# Extract out the allowed LOCAL_* variables. Note: $(sort) also 77# removes duplicates. 78core_c_includes := $(sort libcore/include $(LOCAL_C_INCLUDES) $(JNI_H_INCLUDE)) 79core_shared_libraries := $(sort $(LOCAL_SHARED_LIBRARIES)) 80core_static_libraries := $(sort $(LOCAL_STATIC_LIBRARIES)) 81core_cflags := -fvisibility=hidden -fvisibility-inlines-hidden 82core_cflags += '-DGCC_HIDDEN=__attribute__((visibility("hidden")))' 83 84 85# 86# Build for the target (device). 87# 88 89include $(CLEAR_VARS) 90 91LOCAL_CFLAGS += -Wall -Wextra -Werror 92LOCAL_CFLAGS += $(core_cflags) 93ifeq ($(TARGET_ARCH),arm) 94# Ignore "note: the mangling of 'va_list' has changed in GCC 4.4" 95LOCAL_CFLAGS += -Wno-psabi 96endif 97 98# Define the rules. 99LOCAL_SRC_FILES := $(core_src_files) 100LOCAL_C_INCLUDES := $(core_c_includes) 101LOCAL_SHARED_LIBRARIES := $(core_shared_libraries) 102LOCAL_STATIC_LIBRARIES := $(core_static_libraries) 103LOCAL_MODULE_TAGS := optional 104LOCAL_MODULE := libjavacore 105 106LOCAL_C_INCLUDES += external/stlport/stlport bionic/ bionic/libstdc++/include 107LOCAL_SHARED_LIBRARIES += libstlport 108 109include $(BUILD_STATIC_LIBRARY) 110 111# 112# Build for the host. 113# 114 115ifeq ($(WITH_HOST_DALVIK),true) 116 include $(CLEAR_VARS) 117 # Define the rules. 118 LOCAL_SRC_FILES := $(core_src_files) 119 LOCAL_CFLAGS += $(core_cflags) 120 LOCAL_C_INCLUDES := $(core_c_includes) 121 LOCAL_SHARED_LIBRARIES := $(core_shared_libraries) 122 LOCAL_STATIC_LIBRARIES := $(core_static_libraries) 123 LOCAL_MODULE_TAGS := optional 124 LOCAL_MODULE := libjavacore-host 125 include $(BUILD_HOST_STATIC_LIBRARY) 126endif 127