abseil: fix gtest error

vcpkg-overlay/ports/abseil/avoid-export-internal.patch

@@ -0,0 +1,12 @@
+diff --git a/absl/container/CMakeLists.txt b/absl/container/CMakeLists.txt
+index a1633514269..79682e8cbb2 100644
+--- a/absl/container/CMakeLists.txt
++++ b/absl/container/CMakeLists.txt
+@@ -212,6 +212,7 @@ absl_cc_library(
+   DEPS
+     absl::config
+     GTest::gmock
++  TESTONLY
+ )
+
+ absl_cc_test(

vcpkg-overlay/ports/abseil/portfile.cmake

@@ -0,0 +1,59 @@
+if (NOT VCPKG_TARGET_IS_WINDOWS)
+    vcpkg_check_linkage(ONLY_STATIC_LIBRARY)
+endif()
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO abseil/abseil-cpp
+    REF "${VERSION}"
+    SHA512 5062e731ee8c9a757e6d75fc1c558652deb4dd1daab4d6143f7ad52a139501c61365f89acbf82480be0f9a4911a58286560068d8b1a8b6774e6afad51739766e
+    HEAD_REF master
+    PATCHES avoid-export-internal.patch
+)
+
+vcpkg_check_features(OUT_FEATURE_OPTIONS FEATURE_OPTIONS
+    FEATURES
+        cxx17 ABSL_USE_CXX17
+)
+
+# With ABSL_PROPAGATE_CXX_STD=ON abseil automatically detect if it is being
+# compiled with C++14 or C++17, and modifies the installed `absl/base/options.h`
+# header accordingly. This works even if CMAKE_CXX_STANDARD is not set. Abseil
+# uses the compiler default behavior to update `absl/base/options.h` as needed.
+if (ABSL_USE_CXX17)
+    set(ABSL_USE_CXX17_OPTION "-DCMAKE_CXX_STANDARD=17")
+endif ()
+
+vcpkg_cmake_configure(
+    SOURCE_PATH "${SOURCE_PATH}"
+    DISABLE_PARALLEL_CONFIGURE
+    OPTIONS
+        -DABSL_PROPAGATE_CXX_STD=ON
+        ${ABSL_USE_CXX17_OPTION}
+)
+
+vcpkg_cmake_install()
+vcpkg_cmake_config_fixup(PACKAGE_NAME absl CONFIG_PATH lib/cmake/absl)
+vcpkg_fixup_pkgconfig()
+
+vcpkg_copy_pdbs()
+file(REMOVE_RECURSE "${CURRENT_PACKAGES_DIR}/debug/share"
+                    "${CURRENT_PACKAGES_DIR}/debug/include"
+                    "${CURRENT_PACKAGES_DIR}/include/absl/copts"
+                    "${CURRENT_PACKAGES_DIR}/include/absl/strings/testdata"
+                    "${CURRENT_PACKAGES_DIR}/include/absl/time/internal/cctz/testdata"
+)
+
+if (VCPKG_LIBRARY_LINKAGE STREQUAL "dynamic")
+    file(GLOB_RECURSE headers "${CURRENT_PACKAGES_DIR}/include/absl/*.h")
+    foreach(header IN LISTS ${headers})
+        vcpkg_replace_string("${header}"
+            "!defined(ABSL_CONSUME_DLL)" "0"
+        )
+        vcpkg_replace_string("${header}"
+            "defined(ABSL_CONSUME_DLL)" "1"
+        )
+    endforeach()
+endif()
+
+vcpkg_install_copyright(FILE_LIST "${SOURCE_PATH}/LICENSE")

vcpkg-overlay/ports/abseil/vcpkg.json

@@ -0,0 +1,26 @@
+{
+  "name": "abseil",
+  "version": "20240116.2",
+  "description": [
+    "Abseil is an open-source collection of C++ library code designed to augment the C++ standard library. The Abseil library code is collected from Google's own C++ code base, has been extensively tested and used in production, and is the same code we depend on in our daily coding lives.",
+    "In some cases, Abseil provides pieces missing from the C++ standard; in others, Abseil provides alternatives to the standard for special needs we've found through usage in the Google code base. We denote those cases clearly within the library code we provide you.",
+    "Abseil is not meant to be a competitor to the standard library; we've just found that many of these utilities serve a purpose within our code base, and we now want to provide those resources to the C++ community as a whole."
+  ],
+  "homepage": "https://github.com/abseil/abseil-cpp",
+  "license": "Apache-2.0",
+  "dependencies": [
+    {
+      "name": "vcpkg-cmake",
+      "host": true
+    },
+    {
+      "name": "vcpkg-cmake-config",
+      "host": true
+    }
+  ],
+  "features": {
+    "cxx17": {
+      "description": "Enable compiler C++17."
+    }
+  }
+}