snappy/use-system-test-libs.patch

121 lines
4.6 KiB
Diff

From 114df35e84ad95b6d5afbcf69aa85a14ff029000 Mon Sep 17 00:00:00 2001
From: Danilo Spinella <danilo.spinella@suse.com>
Date: Fri, 9 Jul 2021 16:57:35 +0200
Subject: [PATCH] Add a switch to use system gtest and benchmark
Upstream: https://github.com/google/snappy/pull/132
Allow to use the gtest and benchmark libraries from the system.
Use pkg-config to check that the libraries are installed and to
add the correct cflags/link flags.
---
CMakeLists.txt | 66 ++++++++++++++++++++++++++++++++++++--------------
1 file changed, 48 insertions(+), 18 deletions(-)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 672561e..eb2a743 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -90,6 +90,14 @@ option(SNAPPY_BUILD_TESTS "Build Snappy's own tests." ON)
option(SNAPPY_BUILD_BENCHMARKS "Build Snappy's benchmarks" ON)
+if(UNIX)
+ option(SNAPPY_USE_BUNDLED_GTEST "Build test using bundled googletest library" ON)
+ option(SNAPPY_USE_BUNDLED_BENCHMARK_LIB "Build benchmarks using bundled benchmark library" ON)
+else(UNIX)
+ set(SNAPPY_USE_BUNDLED_GTEST ON)
+ set(SNAPPY_USE_BUNDLED_BENCHMARK_LIB ON)
+endif(UNIX)
+
option(SNAPPY_FUZZING_BUILD "Build Snappy for fuzzing." OFF)
option(SNAPPY_REQUIRE_AVX "Target processors with AVX support." OFF)
@@ -284,29 +292,40 @@ endif(SNAPPY_BUILD_TESTS OR SNAPPY_BUILD_BENCHMARKS)
if(SNAPPY_BUILD_TESTS)
enable_testing()
- # Prevent overriding the parent project's compiler/linker settings on Windows.
- set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
- set(install_gtest OFF)
- set(install_gmock OFF)
- set(build_gmock ON)
-
- # This project is tested using GoogleTest.
- add_subdirectory("third_party/googletest")
-
- # GoogleTest triggers a missing field initializers warning.
- if(SNAPPY_HAVE_NO_MISSING_FIELD_INITIALIZERS)
- set_property(TARGET gtest
- APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
- set_property(TARGET gmock
- APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
- endif(SNAPPY_HAVE_NO_MISSING_FIELD_INITIALIZERS)
+ if(SNAPPY_USE_BUNDLED_GTEST)
+ # Prevent overriding the parent project's compiler/linker settings on Windows.
+ set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
+ set(install_gtest OFF)
+ set(install_gmock OFF)
+ set(build_gmock ON)
+
+ # This project is tested using GoogleTest.
+ add_subdirectory("third_party/googletest")
+
+ # GoogleTest triggers a missing field initializers warning.
+ if(SNAPPY_HAVE_NO_MISSING_FIELD_INITIALIZERS)
+ set_property(TARGET gtest
+ APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
+ set_property(TARGET gmock
+ APPEND PROPERTY COMPILE_OPTIONS -Wno-missing-field-initializers)
+ endif(SNAPPY_HAVE_NO_MISSING_FIELD_INITIALIZERS)
+ else(SNAPPY_USE_BUNDLED_GTEST)
+ find_package(PkgConfig)
+ pkg_search_module(GTEST REQUIRED gtest_main)
+ endif(SNAPPY_USE_BUNDLED_GTEST)
add_executable(snappy_unittest "")
target_sources(snappy_unittest
PRIVATE
"snappy_unittest.cc"
)
- target_link_libraries(snappy_unittest snappy_test_support gmock_main gtest)
+ target_link_libraries(snappy_unittest snappy_test_support)
+ if(SNAPPY_USE_BUNDLED_GTEST)
+ target_link_libraries(snappy_unittest gmock_main gtest)
+ else(SNAPPY_USE_BUNDLED_BENCHMARK_LIB)
+ target_link_libraries(snappy_unittest ${GTEST_LDFLAGS})
+ target_compile_options(snappy_unittest PUBLIC ${GTEST_CFLAGS})
+ endif(SNAPPY_USE_BUNDLED_GTEST)
add_test(
NAME snappy_unittest
@@ -322,17 +341,28 @@ if(SNAPPY_BUILD_TESTS)
endif(SNAPPY_BUILD_TESTS)
if(SNAPPY_BUILD_BENCHMARKS)
+ if(NOT SNAPPY_USE_BUNDLED_BENCHMARK_LIB)
+ find_package(PkgConfig)
+ pkg_search_module(BENCHMARK REQUIRED benchmark)
+ endif(NOT SNAPPY_USE_BUNDLED_BENCHMARK_LIB)
+
add_executable(snappy_benchmark "")
target_sources(snappy_benchmark
PRIVATE
"snappy_benchmark.cc"
)
target_link_libraries(snappy_benchmark snappy_test_support benchmark_main)
+ if(NOT SNAPPY_USE_BUNDLED_BENCHMARK_LIB)
+ target_link_libraries(snappy_benchmark ${BENCHMARK_LDFLAGS})
+ target_compile_options(snappy_benchmark PUBLIC ${BENCHMARK_CFLAGS})
+ endif(NOT SNAPPY_USE_BUNDLED_BENCHMARK_LIB)
# This project uses Google benchmark for benchmarking.
set(BENCHMARK_ENABLE_TESTING OFF CACHE BOOL "" FORCE)
set(BENCHMARK_ENABLE_EXCEPTIONS OFF CACHE BOOL "" FORCE)
- add_subdirectory("third_party/benchmark")
+ if(SNAPPY_USE_BUNDLED_BENCHMARK_LIB)
+ add_subdirectory("third_party/benchmark")
+ endif(SNAPPY_USE_BUNDLED_BENCHMARK_LIB)
endif(SNAPPY_BUILD_BENCHMARKS)
if(SNAPPY_FUZZING_BUILD)