From 784982826c796da78c1a195be7fd7c15f721727b Mon Sep 17 00:00:00 2001
From: Will Ayd <william.ayd@icloud.com>
Date: Mon, 27 Oct 2025 18:34:45 -0400
Subject: [PATCH] GH-47967: [C++] Update Meson Configuration with SafeInt
 Changes

---
 cpp/src/arrow/vendored/meson.build            |  1 +
 .../vendored/portable-snippets/meson.build    |  5 +----
 cpp/src/arrow/vendored/safeint/meson.build    | 21 +++++++++++++++++++
 3 files changed, 23 insertions(+), 4 deletions(-)
 create mode 100644 cpp/src/arrow/vendored/safeint/meson.build

diff --git a/cpp/src/arrow/vendored/meson.build b/cpp/src/arrow/vendored/meson.build
index bd23b534c70..f4b9f6c9128 100644
--- a/cpp/src/arrow/vendored/meson.build
+++ b/cpp/src/arrow/vendored/meson.build
@@ -24,4 +24,5 @@ subdir('datetime')
 subdir('double-conversion')
 subdir('pcg')
 subdir('portable-snippets')
+subdir('safeint')
 subdir('xxhash')
diff --git a/cpp/src/arrow/vendored/portable-snippets/meson.build b/cpp/src/arrow/vendored/portable-snippets/meson.build
index 5107f66cd7f..552877a478f 100644
--- a/cpp/src/arrow/vendored/portable-snippets/meson.build
+++ b/cpp/src/arrow/vendored/portable-snippets/meson.build
@@ -15,7 +15,4 @@
 # specific language governing permissions and limitations
 # under the License.
 
-install_headers(
-    ['debug-trap.h', 'safe-math.h'],
-    subdir: 'arrow/vendored/portable-snippets',
-)
+install_headers(['debug-trap.h'], subdir: 'arrow/vendored/portable-snippets')
diff --git a/cpp/src/arrow/vendored/safeint/meson.build b/cpp/src/arrow/vendored/safeint/meson.build
new file mode 100644
index 00000000000..2f088d6a53a
--- /dev/null
+++ b/cpp/src/arrow/vendored/safeint/meson.build
@@ -0,0 +1,21 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+install_headers(
+    ['safe_math.h', 'safe_math_impl.h'],
+    subdir: 'arrow/vendored/safeint',
+)