build-binary.mk revision edde771d8940a6f1b00fd68bcca1486b575e6d9e 
1# Copyright (C) 2008 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14#
15
16# Check that LOCAL_MODULE is defined, then restore its LOCAL_XXXX values
17$(call assert-defined,LOCAL_MODULE)
18$(call module-restore-locals,$(LOCAL_MODULE))
19
20# For now, only support target (device-specific modules).
21# We may want to introduce support for host modules in the future
22# but that is too experimental for now.
23#
24my := TARGET_
25
26# LOCAL_MAKEFILE must also exist and name the Android.mk that
27# included the module build script.
28#
29$(call assert-defined,LOCAL_MAKEFILE LOCAL_BUILD_SCRIPT LOCAL_BUILT_MODULE)
30
31#
32# Ensure that 'make <module>' and 'make clean-<module>' work
33#
34.PHONY: $(LOCAL_MODULE)
35$(LOCAL_MODULE): $(LOCAL_BUILT_MODULE)
36
37cleantarget := clean-$(LOCAL_MODULE)-$(TARGET_ARCH_ABI)
38.PHONY: $(cleantarget)
39clean: $(cleantarget)
40
41$(cleantarget): PRIVATE_MODULE      := $(LOCAL_MODULE)
42$(cleantarget): PRIVATE_TEXT        := [$(TARGET_ARCH_ABI)]
43$(cleantarget): PRIVATE_CLEAN_FILES := $(LOCAL_BUILT_MODULE) \
44                                       $($(my)OBJS)
45
46$(cleantarget)::
47	@echo "Clean: $(PRIVATE_MODULE) $(PRIVATE_TEXT)"
48	$(hide) rm -rf $(PRIVATE_CLEAN_FILES)
49
50# list of generated object files
51LOCAL_OBJECTS :=
52
53#
54# always define ANDROID when building binaries
55#
56LOCAL_CFLAGS := -D__ANDROID__ -DANDROID $(LOCAL_CFLAGS)
57
58#
59# Check LOCAL_CPP_EXTENSION, use '.cpp' by default
60#
61LOCAL_CPP_EXTENSION := $(strip $(LOCAL_CPP_EXTENSION))
62ifeq ($(LOCAL_CPP_EXTENSION),)
63  LOCAL_CPP_EXTENSION := .cpp
64else
65  ifneq ($(words $(LOCAL_CPP_EXTENSION)),1)
66    $(call __gdk_info, LOCAL_CPP_EXTENSION in $(LOCAL_MAKEFILE) must be one word only, not '$(LOCAL_CPP_EXTENSION)')
67    $(call __gdk_error, Aborting)
68  endif
69endif
70
71# all_source_patterns contains the list of filename patterns that correspond
72# to source files recognized by our build system
73all_source_extensions := .c $(LOCAL_CPP_EXTENSION)
74all_source_patterns   := $(foreach _ext,$(all_source_extensions),%$(_ext))
75
76unknown_sources := $(strip $(filter-out $(all_source_patterns),$(LOCAL_SRC_FILES)))
77ifdef unknown_sources
78    $(call __gdk_info,WARNING: Unsupported source file extensions in $(LOCAL_MAKEFILE) for module $(LOCAL_MODULE))
79    $(call __gdk_info,  $(unknown_sources))
80endif
81
82# LOCAL_OBJECTS will list all object files corresponding to the sources
83# listed in LOCAL_SRC_FILES, in the *same* order.
84#
85LOCAL_OBJECTS := $(LOCAL_SRC_FILES)
86$(foreach _ext,$(all_source_extensions),\
87    $(eval LOCAL_OBJECTS := $$(LOCAL_OBJECTS:%$(_ext)=%.bc))\
88)
89LOCAL_OBJECTS := $(filter %.bc,$(LOCAL_OBJECTS))
90LOCAL_OBJECTS := $(foreach _obj,$(LOCAL_OBJECTS),$(LOCAL_OBJS_DIR)/$(_obj))
91
92#
93# Build the sources to object files
94#
95
96$(foreach src,$(filter %.c,$(LOCAL_SRC_FILES)), $(call compile-c-source,$(src)))
97$(foreach src,$(filter %$(LOCAL_CPP_EXTENSION),$(LOCAL_SRC_FILES)),\
98    $(call compile-cpp-source,$(src)))
99
100#
101# The compile-xxx-source calls updated LOCAL_OBJECTS and LOCAL_DEPENDENCY_DIRS
102#
103CLEAN_OBJS_DIRS     += $(LOCAL_OBJS_DIR)
104
105$(LOCAL_BUILT_MODULE):
106
107$(LOCAL_BUILT_MODULE): PRIVATE_OBJECTS          := $(LOCAL_OBJECTS)
108$(LOCAL_BUILT_MODULE): PRIVATE_NAME := $(notdir $(LOCAL_BUILT_MODULE))
109
110ifeq ($(call module-get-class,$(LOCAL_MODULE)),BITCODE)
111$(LOCAL_BUILT_MODULE): $(LOCAL_OBJECTS)
112	@ echo "BitcodeLibrary : $(PRIVATE_NAME)"
113	$(hide) $(cmd-link-bitcodes)
114endif
115
116#
117# If this is an installable module
118#
119ifeq ($(call module-is-installable,$(LOCAL_MODULE)),$(true))
120$(LOCAL_INSTALLED): PRIVATE_NAME    := $(notdir $(LOCAL_BUILT_MODULE))
121$(LOCAL_INSTALLED): PRIVATE_SRC     := $(LOCAL_BUILT_MODULE)
122$(LOCAL_INSTALLED): PRIVATE_DST_DIR := $(GDK_APP_DST_DIR)
123$(LOCAL_INSTALLED): PRIVATE_DST     := $(LOCAL_INSTALLED)
124
125$(LOCAL_INSTALLED): $(LOCAL_BUILT_MODULE) clean-installed-binaries
126	@ echo "Install BCLib  : $(PRIVATE_NAME) => $(call pretty-dir,$(PRIVATE_DST))"
127	$(hide) mkdir -p $(PRIVATE_DST_DIR)
128	$(hide) install -p $(PRIVATE_SRC) $(PRIVATE_DST)
129endif
130