Convert TensorFlow's flatbuffers dependency to new third party import method.

PiperOrigin-RevId: 209056244

1 files changed, 155 insertions, 0 deletions

diff --git a/third_party/flatbuffers/BUILD.bazel b/third_party/flatbuffers/BUILD.bazel
new file mode 100644
index 0000000000..9d233a30d6
--- /dev/null
+++ b/third_party/flatbuffers/BUILD.bazel
@@ -0,0 +1,155 @@
+package(
+    default_visibility = ["//visibility:public"],
+)
+
+licenses(["notice"])  # Apache 2.0
+
+exports_files(["LICENSE.txt"])
+
+config_setting(
+    name = "freebsd",
+    values = {"cpu": "freebsd"},
+    visibility = ["//visibility:public"],
+)
+
+config_setting(
+    name = "windows",
+    values = {"cpu": "x64_windows"},
+)
+
+FLATBUFFERS_COPTS = select({
+    ":windows": [],
+    "//conditions:default": [
+        "-Wno-implicit-fallthrough",
+        "-fexceptions",
+    ],
+})
+
+# Public flatc library to compile flatbuffer files at runtime.
+cc_library(
+    name = "flatbuffers",
+    srcs = [
+        "include/flatbuffers/code_generators.h",
+        "include/flatbuffers/reflection_generated.h",
+        "src/code_generators.cpp",
+        "src/idl_gen_fbs.cpp",
+        "src/idl_gen_general.cpp",
+        "src/idl_gen_text.cpp",
+        "src/idl_parser.cpp",
+        "src/reflection.cpp",
+        "src/util.cpp",
+    ],
+    hdrs = [
+        "include/flatbuffers/base.h",
+        "include/flatbuffers/flatbuffers.h",
+        "include/flatbuffers/flexbuffers.h",
+        "include/flatbuffers/hash.h",
+        "include/flatbuffers/idl.h",
+        "include/flatbuffers/reflection.h",
+        "include/flatbuffers/stl_emulation.h",
+        "include/flatbuffers/util.h",
+    ],
+    copts = FLATBUFFERS_COPTS,
+    includes = ["include/"],
+)
+
+# Public flatc compiler library.
+cc_library(
+    name = "flatc_library",
+    srcs = [
+        "grpc/src/compiler/config.h",
+        "grpc/src/compiler/go_generator.h",
+        "grpc/src/compiler/schema_interface.h",
+        "include/flatbuffers/base.h",
+        "include/flatbuffers/code_generators.h",
+        "include/flatbuffers/flatbuffers.h",
+        "include/flatbuffers/flatc.h",
+        "include/flatbuffers/flexbuffers.h",
+        "include/flatbuffers/hash.h",
+        "include/flatbuffers/idl.h",
+        "include/flatbuffers/reflection.h",
+        "include/flatbuffers/reflection_generated.h",
+        "include/flatbuffers/stl_emulation.h",
+        "include/flatbuffers/util.h",
+        "src/code_generators.cpp",
+        "src/flatc.cpp",
+        "src/idl_gen_fbs.cpp",
+        "src/idl_parser.cpp",
+        "src/reflection.cpp",
+        "src/util.cpp",
+    ],
+    hdrs = [
+        "include/flatbuffers/base.h",
+        "include/flatbuffers/code_generators.h",
+        "include/flatbuffers/flatbuffers.h",
+        "include/flatbuffers/flatc.h",
+        "include/flatbuffers/idl.h",
+        "include/flatbuffers/reflection.h",
+        "include/flatbuffers/stl_emulation.h",
+        "include/flatbuffers/util.h",
+    ],
+    copts = FLATBUFFERS_COPTS,
+    includes = [
+        "grpc/",
+        "include/",
+    ],
+)
+
+# Public flatc compiler.
+cc_binary(
+    name = "flatc",
+    srcs = [
+        "grpc/src/compiler/cpp_generator.cc",
+        "grpc/src/compiler/cpp_generator.h",
+        "grpc/src/compiler/go_generator.cc",
+        "grpc/src/compiler/go_generator.h",
+        "grpc/src/compiler/java_generator.cc",
+        "grpc/src/compiler/java_generator.h",
+        "grpc/src/compiler/schema_interface.h",
+        "src/flatc_main.cpp",
+        "src/idl_gen_cpp.cpp",
+        "src/idl_gen_general.cpp",
+        "src/idl_gen_go.cpp",
+        "src/idl_gen_grpc.cpp",
+        "src/idl_gen_js.cpp",
+        "src/idl_gen_json_schema.cpp",
+        "src/idl_gen_php.cpp",
+        "src/idl_gen_python.cpp",
+        "src/idl_gen_text.cpp",
+    ],
+    copts = FLATBUFFERS_COPTS,
+    includes = [
+        "grpc/",
+        "include/",
+    ],
+    linkopts = select({
+        ":freebsd": [
+            "-lm",
+        ],
+        ":windows": [],
+        "//conditions:default": [
+            "-lm",
+            "-ldl",
+        ],
+    }),
+    deps = [
+        ":flatc_library",
+    ],
+)
+
+filegroup(
+    name = "runtime_cc_srcs",
+    srcs = [
+        "include/flatbuffers/base.h",
+        "include/flatbuffers/flatbuffers.h",
+        "include/flatbuffers/stl_emulation.h",
+        "include/flatbuffers/util.h",
+    ],
+)
+
+cc_library(
+    name = "runtime_cc",
+    hdrs = ["runtime_cc_srcs"],
+    includes = ["include"],
+    linkstatic = 1,
+)