From 8e24fad4e3d37d2dde03216db0b376e8a0557867 Mon Sep 17 00:00:00 2001
From: Corentin Le Molgat <corentinl@google.com>
Date: Wed, 25 Sep 2024 17:15:50 +0200
Subject: [PATCH] base: add memutil.h

---
 ortools/base/BUILD.bazel |  8 ++++++++
 ortools/base/memutil.h   | 28 ++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 ortools/base/memutil.h

diff --git a/ortools/base/BUILD.bazel b/ortools/base/BUILD.bazel
index 0a3979cd7a..3a93dede6f 100644
--- a/ortools/base/BUILD.bazel
+++ b/ortools/base/BUILD.bazel
@@ -367,6 +367,14 @@ cc_library(
     deps = [],
 )
 
+cc_library(
+    name = "memutil",
+    hdrs = ["memutil.h"],
+    deps = [
+        "@com_google_absl//absl/strings",
+    ],
+)
+
 cc_library(
     name = "murmur",
     hdrs = ["murmur.h"],
diff --git a/ortools/base/memutil.h b/ortools/base/memutil.h
new file mode 100644
index 0000000000..1d6fd87bae
--- /dev/null
+++ b/ortools/base/memutil.h
@@ -0,0 +1,28 @@
+// Copyright 2010-2024 Google LLC
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef OR_TOOLS_BASE_MEMUTIL_H_
+#define OR_TOOLS_BASE_MEMUTIL_H_
+
+#include "absl/strings/internal/memutil.h"
+
+namespace strings {
+char* memdup(const char* s, size_t slen) {
+  void* copy;
+  if ((copy = malloc(slen)) == nullptr) return nullptr;
+  memcpy(copy, s, slen);
+  return reinterpret_cast<char*>(copy);
+}
+}  // namespace strings
+
+#endif  // OR_TOOLS_BASE_MEMUTIL_H_