chore: import upstream snapshot with attribution

third_party/linenoise/BUILD.bazel

@@ -0,0 +1 @@
+# copybara:uncomment package(default_applicable_licenses = ["//tensorflow:license"])

third_party/linenoise/linenoise.BUILD

@@ -0,0 +1,13 @@
+licenses(["notice"])  # 2-clause BSD
+
+exports_files(["LICENSE"])
+
+package(
+    default_visibility = ["//visibility:public"],
+)
+
+cc_library(
+    name = "linenoise",
+    srcs = ["linenoise.c"],
+    hdrs = ["linenoise.h"],
+)

third_party/linenoise/workspace.bzl

@@ -0,0 +1,12 @@
+"""Loads the linenoise library, used by TF."""
+
+load("//third_party:repo.bzl", "tf_http_archive", "tf_mirror_urls")
+
+def repo():
+    tf_http_archive(
+        name = "linenoise",
+        build_file = "//third_party/linenoise:linenoise.BUILD",
+        sha256 = "b35a74dbc9cd2fef9e4d56222761d61daf7e551510e6cd1a86f0789b548d074e",
+        strip_prefix = "linenoise-4ce393a66b10903a0ef52edf9775ed526a17395f",
+        urls = tf_mirror_urls("https://github.com/antirez/linenoise/archive/4ce393a66b10903a0ef52edf9775ed526a17395f.tar.gz"),
+    )