[ITA] snappy

[Takashi Yano <takashi.yano@nifty.ne.jp>]

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I'd like to adopt snappy package.

-- 
Takashi Yano <takashi.yano@nifty.ne.jp>

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inherit cmake

NAME="snappy"
VERSION=1.1.10
RELEASE=1
LICENSE="BSD-3-Clauses"
CATEGORY="Libs"
SUMMARY="Fast compression library"
DESCRIPTION="Snappy is a compression/decompression library. It does not aim for
maximum compression, or compatibility with any other compression library,
instead, it aims for very high speeds and reasonable compression."
HOMEPAGE="https://github.com/google/snappy/"
SRC_URI="https://github.com/google/snappy/archive/${VERSION}/snappy-${VERSION}.tar.gz"
PATCH_URI="
	https://src.fedoraproject.org/rpms/snappy/raw/f40/f/snappy-thirdparty.patch
"

PKG_NAMES="libsnappy1 libsnappy-devel"
libsnappy1_CONTENTS="
	usr/bin/cygsnappy-1.dll
	usr/share/doc/${NAME}
"
libsnappy_devel_CONTENTS="
	usr/include/snappy*.h
	usr/lib/cmake/Snappy/
	usr/lib/libsnappy.dll.a
"

CYGCMAKE_ARGS="
	-DBUILD_SHARED_LIBS=ON
	-DSNAPPY_BUILD_TESTS=OFF
	-DSNAPPY_BUILD_BENCHMARKS=OFF
"
BUILD_REQUIRES="liblzo2-devel liblz4-devel"

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diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -306,29 +306,12 @@
 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)
-
   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 gtest_main gtest)
 
   add_test(
     NAME snappy_unittest
@@ -349,12 +332,11 @@
     PRIVATE
       "snappy_benchmark.cc"
   )
-  target_link_libraries(snappy_benchmark snappy_test_support benchmark_main)
+  target_link_libraries(snappy_benchmark snappy_test_support benchmark_main benchmark)
 
   # 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")
 endif(SNAPPY_BUILD_BENCHMARKS)
 
 if(SNAPPY_FUZZING_BUILD)