chore: update for CMake 4.0 (#5593)

henryiii · web-flow · commit d27fdaa27287 · 2025-03-31T22:50:40.000-04:00
Signed-off-by: Henry Schreiner &lt;henryschreineriii@gmail.com&gt;
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -10,7 +10,7 @@ if(NOT CMAKE_VERSION VERSION_LESS "3.27")
   cmake_policy(GET CMP0148 _pybind11_cmp0148)
 endif()
 
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 if(_pybind11_cmp0148)
   cmake_policy(SET CMP0148 ${_pybind11_cmp0148})
diff --git a/docs/advanced/embedding.rst b/docs/advanced/embedding.rst
@@ -18,7 +18,7 @@ information, see :doc:`/compiling`.
 
 .. code-block:: cmake
 
-    cmake_minimum_required(VERSION 3.15...3.30)
+    cmake_minimum_required(VERSION 3.15...4.0)
     project(example)
 
     find_package(pybind11 REQUIRED)  # or `add_subdirectory(pybind11)`
diff --git a/docs/compiling.rst b/docs/compiling.rst
@@ -18,7 +18,7 @@ A Python extension module can be created with just a few lines of code:
 
 .. code-block:: cmake
 
-    cmake_minimum_required(VERSION 3.15...3.30)
+    cmake_minimum_required(VERSION 3.15...4.0)
     project(example LANGUAGES CXX)
 
     set(PYBIND11_FINDPYTHON ON)
@@ -447,7 +447,7 @@ See the `Config file`_ docstring for details of relevant CMake variables.
 
 .. code-block:: cmake
 
-    cmake_minimum_required(VERSION 3.15...3.30)
+    cmake_minimum_required(VERSION 3.15...4.0)
     project(example LANGUAGES CXX)
 
     find_package(pybind11 REQUIRED)
@@ -492,7 +492,7 @@ FindPython, pybind11 will detect this and use the existing targets instead:
 
 .. code-block:: cmake
 
-    cmake_minimum_required(VERSION 3.15...3.30)
+    cmake_minimum_required(VERSION 3.15...4.0)
     project(example LANGUAGES CXX)
 
     find_package(Python 3.8 COMPONENTS Interpreter Development REQUIRED)
@@ -570,7 +570,7 @@ You can use these targets to build complex applications. For example, the
 
 .. code-block:: cmake
 
-    cmake_minimum_required(VERSION 3.15...3.30)
+    cmake_minimum_required(VERSION 3.15...4.0)
     project(example LANGUAGES CXX)
 
     find_package(pybind11 REQUIRED)  # or add_subdirectory(pybind11)
@@ -628,7 +628,7 @@ information about usage in C++, see :doc:`/advanced/embedding`.
 
 .. code-block:: cmake
 
-    cmake_minimum_required(VERSION 3.15...3.30)
+    cmake_minimum_required(VERSION 3.15...4.0)
     project(example LANGUAGES CXX)
 
     find_package(pybind11 REQUIRED)  # or add_subdirectory(pybind11)
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
@@ -5,7 +5,7 @@
 # All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 # Filter out items; print an optional message if any items filtered. This ignores extensions.
 #
diff --git a/tests/test_cmake_build/installed_embed/CMakeLists.txt b/tests/test_cmake_build/installed_embed/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 project(test_installed_embed CXX)
 
diff --git a/tests/test_cmake_build/installed_function/CMakeLists.txt b/tests/test_cmake_build/installed_function/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 project(test_installed_function CXX)
 
diff --git a/tests/test_cmake_build/installed_target/CMakeLists.txt b/tests/test_cmake_build/installed_target/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 project(test_installed_target CXX)
 
diff --git a/tests/test_cmake_build/subdirectory_embed/CMakeLists.txt b/tests/test_cmake_build/subdirectory_embed/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 project(test_subdirectory_embed CXX)
 
diff --git a/tests/test_cmake_build/subdirectory_function/CMakeLists.txt b/tests/test_cmake_build/subdirectory_function/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 project(test_subdirectory_function CXX)
 
diff --git a/tests/test_cmake_build/subdirectory_target/CMakeLists.txt b/tests/test_cmake_build/subdirectory_target/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 project(test_subdirectory_target CXX)
 
diff --git a/tools/pybind11GuessPythonExtSuffix.cmake b/tools/pybind11GuessPythonExtSuffix.cmake
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 function(pybind11_guess_python_module_extension python)
 
diff --git a/tools/test-pybind11GuessPythonExtSuffix.cmake b/tools/test-pybind11GuessPythonExtSuffix.cmake
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.30)
+cmake_minimum_required(VERSION 3.15...4.0)
 
 # Tests for pybind11_guess_python_module_extension
 # Run using `cmake -P tools/test-pybind11GuessPythonExtSuffix.cmake`

Original file line number	Diff line number	Diff line change
`@@ -5,7 +5,7 @@`
`5`	`5`	`# All rights reserved. Use of this source code is governed by a`
`6`	`6`	`# BSD-style license that can be found in the LICENSE file.`
`7`	`7`
`8`		`-cmake_minimum_required(VERSION 3.15...3.30)`
	`8`	`+cmake_minimum_required(VERSION 3.15...4.0)`
`9`	`9`
`10`	`10`	`# Filter out items; print an optional message if any items filtered. This ignores extensions.`
`11`	`11`	`#`
Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-cmake_minimum_required(VERSION 3.15...3.30)`
	`1`	`+cmake_minimum_required(VERSION 3.15...4.0)`
`2`	`2`
`3`	`3`	`project(test_installed_embed CXX)`
`4`	`4`