1# Copyright 2020 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 15cmake_minimum_required(VERSION 3.10.2) 16 17add_definitions("-DICING_REVERSE_JNI_SEGMENTATION=1") 18set(VERSION_SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/icing/jni.lds") 19set(CMAKE_SHARED_LINKER_FLAGS 20 "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--gc-sections -Wl,--version-script=${VERSION_SCRIPT}") 21 22set( 23 Protobuf_PREBUILTS_DIR 24 "${CMAKE_CURRENT_SOURCE_DIR}/../../prebuilts/protobuf") 25set(Protobuf_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../protobuf") 26set(Protobuf_TARGET_BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/protobuf-target") 27set(Icing_PROTO_GEN_DIR "${CMAKE_CURRENT_BINARY_DIR}/icing-protobuf-gen") 28 29## Configure libprotobuf ## 30# Find the right protoc to compile our proto files 31if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Darwin") 32 set(Protobuf_PROTOC_PATH "${Protobuf_PREBUILTS_DIR}/darwin-x86_64/protoc") 33elseif(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Linux") 34 set(Protobuf_PROTOC_PATH "${Protobuf_PREBUILTS_DIR}/linux-x86_64/protoc") 35elseif(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Windows") 36 set(Protobuf_PROTOC_PATH "${Protobuf_PREBUILTS_DIR}/windows-x86/protoc.exe") 37else() 38 message( 39 FATAL_ERROR 40 "No protoc prebuilt found for host OS ${CMAKE_HOST_SYSTEM_NAME}") 41endif() 42message(STATUS "Using prebuilt protoc at: ${Protobuf_PROTOC_PATH}") 43 44# Compile libprotobuf 45set(protobuf_BUILD_TESTS OFF CACHE BOOL "") 46add_subdirectory("${Protobuf_SOURCE_DIR}/cmake" ${Protobuf_TARGET_BINARY_DIR}) 47 48# Compile libandroidicu 49set(ICU_SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}/../icu/libandroidicu") 50set(ICU_TARGET_BINARY_DIR "${CMAKE_CURRENT_BINARY_DIR}/icu-target") 51add_subdirectory("${ICU_SOURCE_DIR}/static_shim" ${ICU_TARGET_BINARY_DIR}) 52 53# Glob Icing proto sources. Results look like this: icing/proto/document.proto 54file( 55 GLOB_RECURSE 56 Icing_PROTO_FILES 57 RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}/proto" 58 "*.proto") 59message(STATUS "Icing_PROTO_FILES=${Icing_PROTO_FILES}") 60 61 62# Run protoc on Icing_PROTO_FILES to generate pb.cc and pb.h files 63# The DEPENDS section of add_custom_command could trigger a remake if any proto 64# source file has been updated. 65file(MAKE_DIRECTORY ${Icing_PROTO_GEN_DIR}) 66foreach(FILE ${Icing_PROTO_FILES}) 67 # Find the name of the proto file without the .proto extension 68 string(REGEX REPLACE "\.proto$" "" FILE_NOEXT ${FILE}) 69 list(APPEND Icing_PROTO_SOURCES 70 "${Icing_PROTO_GEN_DIR}/${FILE_NOEXT}.pb.cc" 71 "${Icing_PROTO_GEN_DIR}/${FILE_NOEXT}.pb.h") 72 add_custom_command( 73 OUTPUT "${Icing_PROTO_GEN_DIR}/${FILE_NOEXT}.pb.cc" 74 "${Icing_PROTO_GEN_DIR}/${FILE_NOEXT}.pb.h" 75 COMMAND ${Protobuf_PROTOC_PATH} 76 --proto_path "${CMAKE_CURRENT_SOURCE_DIR}/proto" 77 --cpp_out ${Icing_PROTO_GEN_DIR} 78 ${FILE} 79 WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} 80 DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/proto/${FILE} 81 ) 82endforeach() 83message(STATUS "Icing_PROTO_SOURCES=${Icing_PROTO_SOURCES}") 84 85# Glob Icing C++ sources 86# TODO: When supporting cmake v3.12 or higher, use CONFIGURE_DEPENDS in the glob 87# below so that cmake knows when to re-generate the makefiles. 88file( 89 # List files recursively 90 GLOB_RECURSE 91 # Store into a variable of this name 92 Icing_CC_SOURCES 93 # Return paths that are relative to the project root 94 RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} 95 # Glob expressions 96 icing/*.cc icing/*.h 97) 98 99# TODO(b/170611579): When supporting cmake v3.12 or higher, use CONFIGURE_DEPENDS 100# in the glob and remove this section. 101include(synced_AOSP_CL_number.txt) 102 103# Exclude the same types of files as Android.bp. See the comments there. 104list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/.*[^a-zA-Z0-9]test[^a-zA-Z0-9].*$") 105list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/.*_benchmark\.cc$") 106list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/helpers/icu/.*$") 107list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/testing/.*$") 108list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/tokenization/icu/.*$") 109list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/tokenization/simple/.*$") 110list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/tools/.*$") 111list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/transform/icu/.*$") 112list(FILTER Icing_CC_SOURCES EXCLUDE REGEX "^icing/transform/simple/.*$") 113message(STATUS "Icing_CC_SOURCES=${Icing_CC_SOURCES}") 114 115add_library( 116 # .so name 117 icing 118 119 # Shared or static 120 SHARED 121 122 # Provides a relative path to your source file(s). 123 ${Icing_CC_SOURCES} 124 ${Icing_PROTO_SOURCES} 125) 126target_include_directories(icing PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}) 127target_include_directories(icing PRIVATE ${Icing_PROTO_GEN_DIR}) 128target_include_directories(icing PRIVATE "${Protobuf_SOURCE_DIR}/src") 129target_include_directories(icing PRIVATE "${ICU_SOURCE_DIR}/include") 130target_link_libraries(icing protobuf::libprotobuf libandroidicu log) 131