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-rw-r--r--core/base_rules.mk42
1 files changed, 41 insertions, 1 deletions
diff --git a/core/base_rules.mk b/core/base_rules.mk
index afd699b..d00f2a3 100644
--- a/core/base_rules.mk
+++ b/core/base_rules.mk
@@ -267,6 +267,44 @@ event_log_tags :=
endif
###########################################################
+## .proto files: Compile proto files to .java
+###########################################################
+proto_sources := $(filter %.proto,$(LOCAL_SRC_FILES))
+# Because names of the .java files compiled from .proto files are unknown until the
+# .proto files are compiled, we use a timestamp file as depedency.
+proto_java_sources_file_stamp :=
+ifneq ($(proto_sources),)
+proto_sources_fullpath := $(addprefix $(TOP_DIR)$(LOCAL_PATH)/, $(proto_sources))
+# By putting the generated java files into $(LOCAL_INTERMEDIATE_SOURCE_DIR), they will be
+# automatically found by the java compiling function transform-java-to-classes.jar.
+ifneq ($(LOCAL_INTERMEDIATE_SOURCE_DIR),)
+proto_java_intemediate_dir := $(LOCAL_INTERMEDIATE_SOURCE_DIR)/proto
+else
+# LOCAL_INTERMEDIATE_SOURCE_DIR may be not defined in non-java modules.
+proto_java_intemediate_dir := $(intermediates)/proto
+endif
+proto_java_sources_file_stamp := $(proto_java_intemediate_dir)/Proto.stamp
+proto_java_sources_dir := $(proto_java_intemediate_dir)/src
+
+$(proto_java_sources_file_stamp): PRIVATE_PROTO_INCLUDES := $(TOP)
+$(proto_java_sources_file_stamp): PRIVATE_PROTO_SRC_FILES := $(proto_sources_fullpath)
+$(proto_java_sources_file_stamp): PRIVATE_PROTO_JAVA_OUTPUT_DIR := $(proto_java_sources_dir)
+ifeq ($(LOCAL_PROTOC_OPTIMIZE_TYPE),micro)
+$(proto_java_sources_file_stamp): PRIVATE_PROTO_JAVA_OUTPUT_OPTION := --javamicro_out
+else
+$(proto_java_sources_file_stamp): PRIVATE_PROTO_JAVA_OUTPUT_OPTION := --java_out
+endif
+$(proto_java_sources_file_stamp): PRIVATE_PROTOC_FLAGS := $(LOCAL_PROTOC_FLAGS)
+$(proto_java_sources_file_stamp) : $(proto_sources_fullpath) $(PROTOC)
+ $(call transform-proto-to-java)
+
+#TODO: protoc should output the dependencies introduced by imports.
+
+LOCAL_INTERMEDIATE_TARGETS += $(proto_java_sources_file_stamp)
+endif # proto_sources
+
+
+###########################################################
## Java: Compile .java files to .class
###########################################################
#TODO: pull this into java.make once host and target are combined
@@ -411,8 +449,10 @@ ifdef LOCAL_INSTRUMENTATION_FOR
full_java_lib_deps += $(link_instr_intermediates_dir.COMMON)/classes.jar
endif
+jar_manifest_file :=
ifneq ($(strip $(LOCAL_JAR_MANIFEST)),)
-$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_JAR_MANIFEST := $(LOCAL_PATH)/$(LOCAL_JAR_MANIFEST)
+jar_manifest_file := $(LOCAL_PATH)/$(LOCAL_JAR_MANIFEST)
+$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_JAR_MANIFEST := $(jar_manifest_file)
else
$(LOCAL_INTERMEDIATE_TARGETS): PRIVATE_JAR_MANIFEST :=
endif