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Automatically download GTest on Windows

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This commit is contained in:
heinrich5991 2019-02-08 09:50:25 +01:00
parent 97febe41ba
commit ae36f37e83
2 changed files with 79 additions and 2 deletions
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63
CMakeLists.txt
View file

@ -66,6 +66,7 @@ endif()
option(CLIENT "Compile client" ON)
option(DOWNLOAD_DEPENDENCIES "Download dependencies (only available on Windows)" ${AUTO_DEPENDENCIES_DEFAULT})
option(DOWNLOAD_GTEST "Download and compile GTest if not found" ${AUTO_DEPENDENCIES_DEFAULT})
option(PREFER_BUNDLED_LIBS "Prefer bundled libraries over system libraries" ${AUTO_DEPENDENCIES_DEFAULT})
option(DEV "Don't generate stuff necessary for packaging" OFF)
@ -348,8 +349,17 @@ if(CLIENT AND NOT(SDL2_FOUND))
message(SEND_ERROR "You must install SDL2 to compile the Teeworlds client")
endif()
if(NOT(GTEST_FOUND))
if(DOWNLOAD_GTEST)
if(GIT_FOUND)
message(STATUS "Automatically downloading GTest to be able to run tests")
else()
set(DOWNLOAD_GTEST OFF)
message(WARNING "To automatically download GTest, you have to install Git")
endif()
else()
message(STATUS "To run the tests, you have to install GTest")
endif()
endif()
if(TARGET_OS STREQUAL "windows")
set(PLATFORM_CLIENT)
@ -375,6 +385,57 @@ else()
endif()
endif()
########################################################################
# DOWNLOAD GTEST
########################################################################
if(NOT(GTEST_FOUND) AND DOWNLOAD_GTEST)
set(TEEWORLDS_GTEST_VERSION release-1.8.1)
configure_file(cmake/Download_GTest_CMakeLists.txt.in googletest-download/CMakeLists.txt)
execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
RESULT_VARIABLE result
WORKING_DIRECTORY ${PROJECT_BINARY_DIR}/googletest-download
)
if(result)
message(WARNING "CMake step for googletest failed: ${result}")
set(DOWNLOAD_GTEST OFF)
else()
execute_process(COMMAND ${CMAKE_COMMAND} --build .
RESULT_VARIABLE result
WORKING_DIRECTORY ${PROJECT_BINARY_DIR}/googletest-download
)
if(result)
message(WARNING "Build step for googletest failed: ${result}")
set(DOWNLOAD_GTEST OFF)
else()
# Prevent overriding the parent project's compiler/linker settings on Windows
set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
# Add googletest directly to our build. This defines the gtest target.
add_subdirectory(
${PROJECT_BINARY_DIR}/googletest-src
${PROJECT_BINARY_DIR}/googletest-build
EXCLUDE_FROM_ALL
)
if(MSVC)
foreach(target gtest)
# `/w` disables all warnings. This is needed because `gtest` enables
# `/WX` (equivalent of `-Werror`) for some reason, breaking builds
# when MSVS adds new warnings.
target_compile_options(${target} PRIVATE $<$<NOT:${DBG}>:/MT> $<${DBG}:/MTd> /w)
endforeach()
endif()
set(GTEST_LIBRARIES gtest)
set(GTEST_INCLUDE_DIRS)
if(CMAKE_VERSION VERSION_LESS 2.8.11)
set(GTEST_INCLUDE_DIRS "${gtest_SOURCE_DIR}/include")
endif()
endif()
endif()
endif()
########################################################################
# DEPENDENCY COMPILATION
########################################################################
@ -1486,7 +1547,7 @@ add_custom_target(everything DEPENDS ${TARGETS_OWN})
# TESTS
########################################################################
if(GTEST_FOUND)
if(GTEST_FOUND OR DOWNLOAD_GTEST)
set_src(TESTS GLOB src/test
fs.cpp
git_revision.cpp

16
cmake/Download_GTest_CMakeLists.txt.in Normal file
View file

@ -0,0 +1,16 @@
cmake_minimum_required(VERSION 2.8)
project(googletest-download NONE)
include(ExternalProject)
ExternalProject_Add(googletest
GIT_REPOSITORY https://github.com/google/googletest.git
GIT_TAG "${TEEWORLDS_GTEST_VERSION}"
SOURCE_DIR "${CMAKE_BINARY_DIR}/googletest-src"
BINARY_DIR "${CMAKE_BINARY_DIR}/googletest-build"
CONFIGURE_COMMAND ""
BUILD_COMMAND ""
INSTALL_COMMAND ""
TEST_COMMAND ""
TLS_VERIFY ON
)