Abseil Common Libraries (C++) (grcp 依赖)
https://abseil.io/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
170 lines
5.0 KiB
170 lines
5.0 KiB
# |
|
# Copyright 2017 The Abseil Authors. |
|
# |
|
# Licensed under the Apache License, Version 2.0 (the "License"); |
|
# you may not use this file except in compliance with the License. |
|
# You may obtain a copy of the License at |
|
# |
|
# http://www.apache.org/licenses/LICENSE-2.0 |
|
# |
|
# Unless required by applicable law or agreed to in writing, software |
|
# distributed under the License is distributed on an "AS IS" BASIS, |
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
# See the License for the specific language governing permissions and |
|
# limitations under the License. |
|
# |
|
|
|
include(CMakeParseArguments) |
|
|
|
# The IDE folder for Abseil that will be used if Abseil is included in a CMake |
|
# project that sets |
|
# set_property(GLOBAL PROPERTY USE_FOLDERS ON) |
|
# For example, Visual Studio supports folders. |
|
set(ABSL_IDE_FOLDER Abseil) |
|
|
|
# |
|
# create a library in the absl namespace |
|
# |
|
# parameters |
|
# SOURCES : sources files for the library |
|
# PUBLIC_LIBRARIES: targets and flags for linking phase |
|
# PRIVATE_COMPILE_FLAGS: compile flags for the library. Will not be exported. |
|
# EXPORT_NAME: export name for the absl:: target export |
|
# TARGET: target name |
|
# |
|
# create a target associated to <NAME> |
|
# libraries are installed under CMAKE_INSTALL_FULL_LIBDIR by default |
|
# |
|
function(absl_library) |
|
cmake_parse_arguments(ABSL_LIB |
|
"DISABLE_INSTALL" # keep that in case we want to support installation one day |
|
"TARGET;EXPORT_NAME" |
|
"SOURCES;PUBLIC_LIBRARIES;PRIVATE_COMPILE_FLAGS" |
|
${ARGN} |
|
) |
|
|
|
set(_NAME ${ABSL_LIB_TARGET}) |
|
string(TOUPPER ${_NAME} _UPPER_NAME) |
|
|
|
add_library(${_NAME} STATIC ${ABSL_LIB_SOURCES}) |
|
|
|
target_compile_options(${_NAME} PRIVATE ${ABSL_COMPILE_CXXFLAGS} ${ABSL_LIB_PRIVATE_COMPILE_FLAGS}) |
|
target_link_libraries(${_NAME} PUBLIC ${ABSL_LIB_PUBLIC_LIBRARIES}) |
|
target_include_directories(${_NAME} |
|
PUBLIC ${ABSL_COMMON_INCLUDE_DIRS} ${ABSL_LIB_PUBLIC_INCLUDE_DIRS} |
|
PRIVATE ${ABSL_LIB_PRIVATE_INCLUDE_DIRS} |
|
) |
|
# Add all Abseil targets to a a folder in the IDE for organization. |
|
set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}) |
|
|
|
if(ABSL_LIB_EXPORT_NAME) |
|
add_library(absl::${ABSL_LIB_EXPORT_NAME} ALIAS ${_NAME}) |
|
endif() |
|
endfunction() |
|
|
|
|
|
|
|
# |
|
# header only virtual target creation |
|
# |
|
function(absl_header_library) |
|
cmake_parse_arguments(ABSL_HO_LIB |
|
"DISABLE_INSTALL" |
|
"EXPORT_NAME;TARGET" |
|
"PUBLIC_LIBRARIES;PRIVATE_COMPILE_FLAGS;PUBLIC_INCLUDE_DIRS;PRIVATE_INCLUDE_DIRS" |
|
${ARGN} |
|
) |
|
|
|
set(_NAME ${ABSL_HO_LIB_TARGET}) |
|
|
|
set(__dummy_header_only_lib_file "${CMAKE_CURRENT_BINARY_DIR}/${_NAME}_header_only_dummy.cc") |
|
|
|
if(NOT EXISTS ${__dummy_header_only_lib_file}) |
|
file(WRITE ${__dummy_header_only_lib_file} |
|
"/* generated file for header-only cmake target */ |
|
|
|
namespace absl { |
|
|
|
// single meaningless symbol |
|
void ${_NAME}__header_fakesym() {} |
|
} // namespace absl |
|
" |
|
) |
|
endif() |
|
|
|
|
|
add_library(${_NAME} ${__dummy_header_only_lib_file}) |
|
target_link_libraries(${_NAME} PUBLIC ${ABSL_HO_LIB_PUBLIC_LIBRARIES}) |
|
target_include_directories(${_NAME} |
|
PUBLIC ${ABSL_COMMON_INCLUDE_DIRS} ${ABSL_HO_LIB_PUBLIC_INCLUDE_DIRS} |
|
PRIVATE ${ABSL_HO_LIB_PRIVATE_INCLUDE_DIRS} |
|
) |
|
|
|
# Add all Abseil targets to a a folder in the IDE for organization. |
|
set_property(TARGET ${_NAME} PROPERTY FOLDER ${ABSL_IDE_FOLDER}) |
|
|
|
if(ABSL_HO_LIB_EXPORT_NAME) |
|
add_library(absl::${ABSL_HO_LIB_EXPORT_NAME} ALIAS ${_NAME}) |
|
endif() |
|
|
|
endfunction() |
|
|
|
|
|
# |
|
# create an abseil unit_test and add it to the executed test list |
|
# |
|
# parameters |
|
# TARGET: target name prefix |
|
# SOURCES: sources files for the tests |
|
# PUBLIC_LIBRARIES: targets and flags for linking phase. |
|
# PRIVATE_COMPILE_FLAGS: compile flags for the test. Will not be exported. |
|
# |
|
# create a target associated to <NAME>_bin |
|
# |
|
# all tests will be register for execution with add_test() |
|
# |
|
# test compilation and execution is disable when BUILD_TESTING=OFF |
|
# |
|
function(absl_test) |
|
|
|
cmake_parse_arguments(ABSL_TEST |
|
"" |
|
"TARGET" |
|
"SOURCES;PUBLIC_LIBRARIES;PRIVATE_COMPILE_FLAGS;PUBLIC_INCLUDE_DIRS" |
|
${ARGN} |
|
) |
|
|
|
|
|
if(BUILD_TESTING) |
|
|
|
set(_NAME ${ABSL_TEST_TARGET}) |
|
string(TOUPPER ${_NAME} _UPPER_NAME) |
|
|
|
add_executable(${_NAME}_bin ${ABSL_TEST_SOURCES}) |
|
|
|
target_compile_options(${_NAME}_bin PRIVATE ${ABSL_COMPILE_CXXFLAGS} ${ABSL_TEST_PRIVATE_COMPILE_FLAGS}) |
|
target_link_libraries(${_NAME}_bin PUBLIC ${ABSL_TEST_PUBLIC_LIBRARIES} ${ABSL_TEST_COMMON_LIBRARIES}) |
|
target_include_directories(${_NAME}_bin |
|
PUBLIC ${ABSL_COMMON_INCLUDE_DIRS} ${ABSL_TEST_PUBLIC_INCLUDE_DIRS} |
|
PRIVATE ${GMOCK_INCLUDE_DIRS} ${GTEST_INCLUDE_DIRS} |
|
) |
|
|
|
# Add all Abseil targets to a a folder in the IDE for organization. |
|
set_property(TARGET ${_NAME}_bin PROPERTY FOLDER ${ABSL_IDE_FOLDER}) |
|
|
|
add_test(${_NAME} ${_NAME}_bin) |
|
endif(BUILD_TESTING) |
|
|
|
endfunction() |
|
|
|
|
|
|
|
|
|
function(check_target my_target) |
|
|
|
if(NOT TARGET ${my_target}) |
|
message(FATAL_ERROR " ABSL: compiling absl requires a ${my_target} CMake target in your project, |
|
see CMake/README.md for more details") |
|
endif(NOT TARGET ${my_target}) |
|
|
|
endfunction()
|
|
|