diff options
Diffstat (limited to 'CMake')
| -rw-r--r-- | CMake/AbseilConfigureCopts.cmake | 145 | ||||
| -rw-r--r-- | CMake/AbseilHelpers.cmake | 228 | ||||
| -rw-r--r-- | CMake/AbseilInstallDirs.cmake | 20 | ||||
| -rw-r--r-- | CMake/Googletest/CMakeLists.txt.in (renamed from CMake/CMakeLists.txt.in) | 0 | ||||
| -rw-r--r-- | CMake/Googletest/DownloadGTest.cmake (renamed from CMake/DownloadGTest.cmake) | 0 | ||||
| -rw-r--r-- | CMake/README.md | 20 | ||||
| -rw-r--r-- | CMake/abslConfig.cmake.in | 7 | ||||
| -rw-r--r-- | CMake/install_test_project/CMakeLists.txt | 27 | ||||
| -rw-r--r-- | CMake/install_test_project/simple.cc | 23 | ||||
| -rwxr-xr-x | CMake/install_test_project/test.sh | 144 |
10 files changed, 283 insertions, 331 deletions
diff --git a/CMake/AbseilConfigureCopts.cmake b/CMake/AbseilConfigureCopts.cmake deleted file mode 100644 index 96e0390b..00000000 --- a/CMake/AbseilConfigureCopts.cmake +++ /dev/null @@ -1,145 +0,0 @@ -# Abseil-specific compiler flags. See absl/copts.bzl for description. -# DO NOT CHANGE THIS FILE WITHOUT THE CORRESPONDING CHANGE TO absl/copts.bzl - -list(APPEND GCC_FLAGS - -Wall - -Wextra - -Wcast-qual - -Wconversion-null - -Wmissing-declarations - -Woverlength-strings - -Wpointer-arith - -Wunused-local-typedefs - -Wunused-result - -Wvarargs - -Wwrite-strings - -Wno-sign-compare -) - -list(APPEND GCC_TEST_FLAGS - -Wno-conversion-null - -Wno-missing-declarations - -Wno-sign-compare - -Wno-unused-function - -Wno-unused-parameter - -Wno-unused-private-field -) - -list(APPEND LLVM_FLAGS - -Wall - -Wextra - -Weverything - -Wno-c++98-compat-pedantic - -Wno-conversion - -Wno-covered-switch-default - -Wno-deprecated - -Wno-disabled-macro-expansion - -Wno-double-promotion - -Wno-comma - -Wno-extra-semi - -Wno-packed - -Wno-padded - -Wno-sign-compare - -Wno-float-conversion - -Wno-float-equal - -Wno-format-nonliteral - -Wno-gcc-compat - -Wno-global-constructors - -Wno-exit-time-destructors - -Wno-nested-anon-types - -Wno-non-modular-include-in-module - -Wno-old-style-cast - -Wno-range-loop-analysis - -Wno-reserved-id-macro - -Wno-shorten-64-to-32 - -Wno-switch-enum - -Wno-thread-safety-negative - -Wno-undef - -Wno-unknown-warning-option - -Wno-unreachable-code - -Wno-unused-macros - -Wno-weak-vtables - -Wbitfield-enum-conversion - -Wbool-conversion - -Wconstant-conversion - -Wenum-conversion - -Wint-conversion - -Wliteral-conversion - -Wnon-literal-null-conversion - -Wnull-conversion - -Wobjc-literal-conversion - -Wno-sign-conversion - -Wstring-conversion -) - -list(APPEND LLVM_TEST_FLAGS - -Wno-c99-extensions - -Wno-missing-noreturn - -Wno-missing-prototypes - -Wno-missing-variable-declarations - -Wno-null-conversion - -Wno-shadow - -Wno-shift-sign-overflow - -Wno-sign-compare - -Wno-unused-function - -Wno-unused-member-function - -Wno-unused-parameter - -Wno-unused-private-field - -Wno-unused-template - -Wno-used-but-marked-unused - -Wno-zero-as-null-pointer-constant - -Wno-gnu-zero-variadic-macro-arguments -) - -list(APPEND MSVC_FLAGS - /W3 - /wd4005 - /wd4018 - /wd4068 - /wd4180 - /wd4244 - /wd4267 - /wd4800 - /DNOMINMAX - /DWIN32_LEAN_AND_MEAN - /D_CRT_SECURE_NO_WARNINGS - /D_SCL_SECURE_NO_WARNINGS - /D_ENABLE_EXTENDED_ALIGNED_STORAGE -) - -list(APPEND MSVC_TEST_FLAGS - /wd4101 - /wd4503 -) - -if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") - set(ABSL_DEFAULT_COPTS "${GCC_FLAGS}") - set(ABSL_TEST_COPTS "${GCC_FLAGS};${GCC_TEST_FLAGS}") - set(ABSL_EXCEPTIONS_FLAG "-fexceptions") -elseif("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang") - # MATCHES so we get both Clang and AppleClang - set(ABSL_DEFAULT_COPTS "${LLVM_FLAGS}") - set(ABSL_TEST_COPTS "${LLVM_FLAGS};${LLVM_TEST_FLAGS}") - set(ABSL_EXCEPTIONS_FLAG "-fexceptions") -elseif("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") - set(ABSL_DEFAULT_COPTS "${MSVC_FLAGS}") - set(ABSL_TEST_COPTS "${MSVC_FLAGS};${MSVC_TEST_FLAGS}") - set(ABSL_EXCEPTIONS_FLAG "/U_HAS_EXCEPTIONS;/D_HAS_EXCEPTIONS=1;/EHsc") -else() - message(WARNING "Unknown compiler: ${CMAKE_CXX_COMPILER}. Building with no default flags") - set(ABSL_DEFAULT_COPTS "") - set(ABSL_TEST_COPTS "") - set(ABSL_EXCEPTIONS_FLAG "") -endif() - -# This flag is used internally for Bazel builds and is kept here for consistency -set(ABSL_EXCEPTIONS_FLAG_LINKOPTS "") - -if("${CMAKE_CXX_STANDARD}" EQUAL 98) - message(FATAL_ERROR "Abseil requires at least C++11") -elseif(NOT "${CMAKE_CXX_STANDARD}") - message(STATUS "No CMAKE_CXX_STANDARD set, assuming 11") - set(ABSL_CXX_STANDARD 11) -else() - set(ABSL_CXX_STANDARD "${CMAKE_CXX_STANDARD}") -endif() diff --git a/CMake/AbseilHelpers.cmake b/CMake/AbseilHelpers.cmake index 5402bf51..58f98c8c 100644 --- a/CMake/AbseilHelpers.cmake +++ b/CMake/AbseilHelpers.cmake @@ -5,7 +5,7 @@ # 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 +# https://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, @@ -16,6 +16,7 @@ include(CMakeParseArguments) include(AbseilConfigureCopts) +include(AbseilInstallDirs) # The IDE folder for Abseil that will be used if Abseil is included in a CMake # project that sets @@ -23,53 +24,8 @@ include(AbseilConfigureCopts) # For example, Visual Studio supports folders. set(ABSL_IDE_FOLDER Abseil) +# absl_cc_library() # -# 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_LIB_PRIVATE_COMPILE_FLAGS} - ${ABSL_DEFAULT_COPTS} - ) - target_link_libraries(${_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}) - - set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) - set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) - - if(ABSL_LIB_EXPORT_NAME) - add_library(absl::${ABSL_LIB_EXPORT_NAME} ALIAS ${_NAME}) - endif() -endfunction() - # CMake function to imitate Bazel's cc_library rule. # # Parameters: @@ -80,13 +36,13 @@ endfunction() # COPTS: List of private compile options # DEFINES: List of public defines # LINKOPTS: List of link options -# PUBLIC: Add this so that this library will be exported under absl:: (see Note). +# PUBLIC: Add this so that this library will be exported under absl:: # Also in IDE, target will appear in Abseil folder while non PUBLIC will be in Abseil/internal. # TESTONLY: When added, this target will only be built if user passes -DABSL_RUN_TESTS=ON to CMake. # # Note: -# By default, absl_cc_library will always create a library named absl_internal_${NAME}, -# and alias target absl::${NAME}. +# By default, absl_cc_library will always create a library named absl_${NAME}, +# and alias target absl::${NAME}. The absl:: form should always be used. # This is to reduce namespace pollution. # # absl_cc_library( @@ -103,21 +59,18 @@ endfunction() # SRCS # "b.cc" # DEPS -# absl_internal_awesome # not "awesome"! +# absl::awesome # not "awesome" ! +# PUBLIC # ) # -# If PUBLIC is set, absl_cc_library will instead create a target named -# absl_${NAME} and still an alias absl::${NAME}. -# # absl_cc_library( # NAME # main_lib # ... -# PUBLIC +# DEPS +# absl::fantastic_lib # ) # -# User can then use the library as absl::main_lib (although absl_main_lib is defined too). -# # TODO: Implement "ALWAYSLINK" function(absl_cc_library) cmake_parse_arguments(ABSL_CC_LIB @@ -127,15 +80,24 @@ function(absl_cc_library) ${ARGN} ) - if (NOT ABSL_CC_LIB_TESTONLY OR ABSL_RUN_TESTS) - if (ABSL_CC_LIB_PUBLIC) - set(_NAME "absl_${ABSL_CC_LIB_NAME}") + if(NOT ABSL_CC_LIB_TESTONLY OR ABSL_RUN_TESTS) + if(ABSL_ENABLE_INSTALL) + set(_NAME "${ABSL_CC_LIB_NAME}") else() - set(_NAME "absl_internal_${ABSL_CC_LIB_NAME}") + set(_NAME "absl_${ABSL_CC_LIB_NAME}") endif() # Check if this is a header-only library - if ("${ABSL_CC_LIB_SRCS}" STREQUAL "") + # Note that as of February 2019, many popular OS's (for example, Ubuntu + # 16.04 LTS) only come with cmake 3.5 by default. For this reason, we can't + # use list(FILTER...) + set(ABSL_CC_SRCS "${ABSL_CC_LIB_SRCS}") + foreach(src_file IN LISTS ABSL_CC_SRCS) + if(${src_file} MATCHES ".*\\.(h|inc)") + list(REMOVE_ITEM ABSL_CC_SRCS "${src_file}") + endif() + endforeach() + if("${ABSL_CC_SRCS}" STREQUAL "") set(ABSL_CC_LIB_IS_INTERFACE 1) else() set(ABSL_CC_LIB_IS_INTERFACE 0) @@ -145,12 +107,17 @@ function(absl_cc_library) add_library(${_NAME} STATIC "") target_sources(${_NAME} PRIVATE ${ABSL_CC_LIB_SRCS} ${ABSL_CC_LIB_HDRS}) target_include_directories(${_NAME} - PUBLIC ${ABSL_COMMON_INCLUDE_DIRS}) + PUBLIC + $<BUILD_INTERFACE:${ABSL_COMMON_INCLUDE_DIRS}> + $<INSTALL_INTERFACE:${ABSL_INSTALL_INCLUDEDIR}> + ) target_compile_options(${_NAME} PRIVATE ${ABSL_CC_LIB_COPTS}) target_link_libraries(${_NAME} PUBLIC ${ABSL_CC_LIB_DEPS} - PRIVATE ${ABSL_CC_LIB_LINKOPTS} + PRIVATE + ${ABSL_CC_LIB_LINKOPTS} + ${ABSL_DEFAULT_LINKOPTS} ) target_compile_definitions(${_NAME} PUBLIC ${ABSL_CC_LIB_DEFINES}) @@ -166,17 +133,40 @@ function(absl_cc_library) # INTERFACE libraries can't have the CXX_STANDARD property set set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) + + # When being installed, we lose the absl_ prefix. We want to put it back + # to have properly named lib files. This is a no-op when we are not being + # installed. + set_target_properties(${_NAME} PROPERTIES + OUTPUT_NAME "absl_${_NAME}" + ) else() # Generating header-only library add_library(${_NAME} INTERFACE) target_include_directories(${_NAME} - INTERFACE ${ABSL_COMMON_INCLUDE_DIRS}) + INTERFACE + $<BUILD_INTERFACE:${ABSL_COMMON_INCLUDE_DIRS}> + $<INSTALL_INTERFACE:${ABSL_INSTALL_INCLUDEDIR}> + ) target_link_libraries(${_NAME} - INTERFACE ${ABSL_CC_LIB_DEPS} ${ABSL_CC_LIB_LINKOPTS} + INTERFACE + ${ABSL_CC_LIB_DEPS} + ${ABSL_CC_LIB_LINKOPTS} + ${ABSL_DEFAULT_LINKOPTS} ) target_compile_definitions(${_NAME} INTERFACE ${ABSL_CC_LIB_DEFINES}) endif() + # TODO currently we don't install googletest alongside abseil sources, so + # installed abseil can't be tested. + if(NOT ABSL_CC_LIB_TESTONLY AND ABSL_ENABLE_INSTALL) + install(TARGETS ${_NAME} EXPORT ${PROJECT_NAME}Targets + RUNTIME DESTINATION ${ABSL_INSTALL_BINDIR} + LIBRARY DESTINATION ${ABSL_INSTALL_LIBDIR} + ARCHIVE DESTINATION ${ABSL_INSTALL_LIBDIR} + ) + endif() + add_library(absl::${ABSL_CC_LIB_NAME} ALIAS ${_NAME}) endif() endfunction() @@ -256,116 +246,10 @@ function(absl_cc_test) add_test(NAME ${_NAME} COMMAND ${_NAME}) 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}) - - set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) - set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) - - if(ABSL_HO_LIB_EXPORT_NAME) - add_library(absl::${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 ABSL_RUN_TESTS=OFF -# -function(absl_test) - - cmake_parse_arguments(ABSL_TEST - "" - "TARGET" - "SOURCES;PUBLIC_LIBRARIES;PRIVATE_COMPILE_FLAGS;PUBLIC_INCLUDE_DIRS" - ${ARGN} - ) - - - if(ABSL_RUN_TESTS) - - set(_NAME "absl_${ABSL_TEST_TARGET}") - string(TOUPPER ${_NAME} _UPPER_NAME) - - add_executable(${_NAME} ${ABSL_TEST_SOURCES}) - - target_compile_options(${_NAME} - PRIVATE - ${ABSL_TEST_PRIVATE_COMPILE_FLAGS} - ${ABSL_TEST_COPTS} - ) - target_link_libraries(${_NAME} PUBLIC ${ABSL_TEST_PUBLIC_LIBRARIES} ${ABSL_TEST_COMMON_LIBRARIES}) - target_include_directories(${_NAME} - 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} PROPERTY FOLDER ${ABSL_IDE_FOLDER}) - - set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD ${ABSL_CXX_STANDARD}) - set_property(TARGET ${_NAME} PROPERTY CXX_STANDARD_REQUIRED ON) - - add_test(NAME ${_NAME} COMMAND ${_NAME}) - endif(ABSL_RUN_TESTS) - -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 ${my_target}) - endfunction() diff --git a/CMake/AbseilInstallDirs.cmake b/CMake/AbseilInstallDirs.cmake new file mode 100644 index 00000000..b67272f8 --- /dev/null +++ b/CMake/AbseilInstallDirs.cmake @@ -0,0 +1,20 @@ +include(GNUInstallDirs) + +# absl_VERSION is only set if we are an LTS release being installed, in which +# case it may be into a system directory and so we need to make subdirectories +# for each installed version of Abseil. This mechanism is implemented in +# Abseil's internal Copybara (https://github.com/google/copybara) workflows and +# isn't visible in the CMake buildsystem itself. + +if(absl_VERSION) + set(ABSL_SUBDIR "${PROJECT_NAME}_${PROJECT_VERSION}") + set(ABSL_INSTALL_BINDIR "${CMAKE_INSTALL_BINDIR}/${ABSL_SUBDIR}") + set(ABSL_INSTALL_CONFIGDIR "${CMAKE_INSTALL_LIBDIR}/cmake/${ABSL_SUBDIR}") + set(ABSL_INSTALL_INCLUDEDIR "${CMAKE_INSTALL_INCLUDEDIR}/{ABSL_SUBDIR}") + set(ABSL_INSTALL_LIBDIR "${CMAKE_INSTALL_LIBDIR}/${ABSL_SUBDIR}") +else() + set(ABSL_INSTALL_BINDIR "${CMAKE_INSTALL_BINDIR}") + set(ABSL_INSTALL_CONFIGDIR "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}") + set(ABSL_INSTALL_INCLUDEDIR "${CMAKE_INSTALL_INCLUDEDIR}") + set(ABSL_INSTALL_LIBDIR "${CMAKE_INSTALL_LIBDIR}") +endif()
\ No newline at end of file diff --git a/CMake/CMakeLists.txt.in b/CMake/Googletest/CMakeLists.txt.in index d60a33e9..d60a33e9 100644 --- a/CMake/CMakeLists.txt.in +++ b/CMake/Googletest/CMakeLists.txt.in diff --git a/CMake/DownloadGTest.cmake b/CMake/Googletest/DownloadGTest.cmake index 3c682aef..3c682aef 100644 --- a/CMake/DownloadGTest.cmake +++ b/CMake/Googletest/DownloadGTest.cmake diff --git a/CMake/README.md b/CMake/README.md index 79bbe24d..469dfef5 100644 --- a/CMake/README.md +++ b/CMake/README.md @@ -3,7 +3,7 @@ Abseil comes with a CMake build script ([CMakeLists.txt](../CMakeLists.txt)) that can be used on a wide range of platforms ("C" stands for cross-platform.). If you don't have CMake installed already, you can download it for free from -<http://www.cmake.org/>. +<https://www.cmake.org/>. CMake works by generating native makefiles or build projects that can be used in the compiler environment of your choice. @@ -37,20 +37,12 @@ section of your executable or of your library.<br> Here is a short CMakeLists.txt example of a project file using Abseil. ```cmake -cmake_minimum_required(VERSION 2.8.12) +cmake_minimum_required(VERSION 3.5) project(my_project) -set(CMAKE_CXX_FLAGS "-std=c++11 -stdlib=libc++ ${CMAKE_CXX_FLAGS}") - -if(MSVC) - # /wd4005 macro-redefinition - # /wd4068 unknown pragma - # /wd4244 conversion from 'type1' to 'type2' - # /wd4267 conversion from 'size_t' to 'type2' - # /wd4800 force value to bool 'true' or 'false' (performance warning) - add_compile_options(/wd4005 /wd4068 /wd4244 /wd4267 /wd4800) - add_definitions(/DNOMINMAX /DWIN32_LEAN_AND_MEAN=1 /D_CRT_SECURE_NO_WARNINGS) -endif() +# Pick the C++ standard to compile with. +# Abseil currently supports C++11, C++14, and C++17. +set(CMAKE_CXX_STANDARD 11) add_subdirectory(abseil-cpp) @@ -95,8 +87,8 @@ Here's a non-exhaustive list of Abseil CMake public targets: ```cmake absl::base absl::algorithm -absl::container absl::debugging +absl::flat_hash_map absl::memory absl::meta absl::numeric diff --git a/CMake/abslConfig.cmake.in b/CMake/abslConfig.cmake.in new file mode 100644 index 00000000..60847fa7 --- /dev/null +++ b/CMake/abslConfig.cmake.in @@ -0,0 +1,7 @@ +# absl CMake configuration file. + +include(FindThreads) + +@PACKAGE_INIT@ + +include ("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Targets.cmake")
\ No newline at end of file diff --git a/CMake/install_test_project/CMakeLists.txt b/CMake/install_test_project/CMakeLists.txt new file mode 100644 index 00000000..06b797e9 --- /dev/null +++ b/CMake/install_test_project/CMakeLists.txt @@ -0,0 +1,27 @@ +# +# Copyright 2019 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 +# +# https://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. + +# A simple CMakeLists.txt for testing cmake installation + +cmake_minimum_required(VERSION 3.5) +project(absl_cmake_testing CXX) + +set(CMAKE_CXX_STANDARD 11) + +add_executable(simple simple.cc) + +find_package(absl REQUIRED) + +target_link_libraries(simple absl::strings) diff --git a/CMake/install_test_project/simple.cc b/CMake/install_test_project/simple.cc new file mode 100644 index 00000000..e9e35291 --- /dev/null +++ b/CMake/install_test_project/simple.cc @@ -0,0 +1,23 @@ +// +// Copyright 2019 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 +// +// https://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 <iostream> +#include "absl/strings/substitute.h" + +int main(int argc, char** argv) { + for (int i = 0; i < argc; ++i) { + std::cout << absl::Substitute("Arg $0: $1\n", i, argv[i]); + } +} diff --git a/CMake/install_test_project/test.sh b/CMake/install_test_project/test.sh new file mode 100755 index 00000000..99989b03 --- /dev/null +++ b/CMake/install_test_project/test.sh @@ -0,0 +1,144 @@ +#!/bin/bash +# +# Copyright 2019 The Abseil Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# https://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# "Unit" and integration tests for Absl CMake installation + +# TODO(absl-team): This script isn't fully hermetic because +# -DABSL_USE_GOOGLETEST_HEAD=ON means that this script isn't pinned to a fixed +# version of GoogleTest. This means that an upstream change to GoogleTest could +# break this test. Fix this by allowing this script to pin to a known-good +# version of GoogleTest. + +# Fail on any error. Treat unset variables an error. Print commands as executed. +set -euox pipefail + +install_absl() { + pushd "${absl_build_dir}" + if [[ "${#}" -eq 1 ]]; then + cmake -DCMAKE_INSTALL_PREFIX="${1}" "${absl_dir}" + else + cmake "${absl_dir}" + fi + cmake --build . --target install -- -j + popd +} + +uninstall_absl() { + xargs rm < "${absl_build_dir}"/install_manifest.txt + rm -rf "${absl_build_dir}" + mkdir -p "${absl_build_dir}" +} + +lts_install="" + +while getopts ":l" lts; do + case "${lts}" in + l ) + lts_install="true" + ;; + esac +done + +absl_dir=/abseil-cpp +absl_build_dir=/buildfs/absl-build +project_dir="${absl_dir}"/CMake/install_test_project +project_build_dir=/buildfs/project-build + +mkdir -p "${absl_build_dir}" +mkdir -p "${project_build_dir}" + +if [[ "${lts_install}" ]]; then + install_dir="/usr/local" +else + install_dir="${project_build_dir}"/install +fi +mkdir -p "${install_dir}" + +# Test build, install, and link against installed abseil +pushd "${project_build_dir}" +if [[ "${lts_install}" ]]; then + install_absl + cmake "${project_dir}" +else + install_absl "${install_dir}" + cmake "${project_dir}" -DCMAKE_PREFIX_PATH="${install_dir}" +fi + +cmake --build . --target simple + +output="$(${project_build_dir}/simple "printme" 2>&1)" +if [[ "${output}" != *"Arg 1: printme"* ]]; then + echo "Faulty output on simple project:" + echo "${output}" + exit 1 +fi + +popd + +# Test that we haven't accidentally made absl::abslblah +pushd "${install_dir}" + +# Starting in CMake 3.12 the default install dir is lib$bit_width +if [[ -d lib64 ]]; then + libdir="lib64" +elif [[ -d lib ]]; then + libdir="lib" +else + echo "ls *, */*, */*/*:" + ls * + ls */* + ls */*/* + echo "unknown lib dir" +fi + +if [[ "${lts_install}" ]]; then + # LTS versions append the date of the release to the subdir. + # 9999/99/99 is the dummy date used in the local_lts workflow. + absl_subdir="absl_99999999" +else + absl_subdir="absl" +fi + +if ! grep absl::strings "${libdir}/cmake/${absl_subdir}/abslTargets.cmake"; then + cat "${libdir}"/cmake/absl/abslTargets.cmake + echo "CMake targets named incorrectly" + exit 1 +fi + +uninstall_absl +popd + +if [[ ! "${lts_install}" ]]; then + # Test that we warn if installed without a prefix or a system prefix + output="$(install_absl 2>&1)" + if [[ "${output}" != *"Please set CMAKE_INSTALL_PREFIX"* ]]; then + echo "Install without prefix didn't warn as expected. Output:" + echo "${output}" + exit 1 + fi + uninstall_absl + + output="$(install_absl /usr 2>&1)" + if [[ "${output}" != *"Please set CMAKE_INSTALL_PREFIX"* ]]; then + echo "Install with /usr didn't warn as expected. Output:" + echo "${output}" + exit 1 + fi + uninstall_absl +fi + +echo "Install test complete!" +exit 0 |