fix: Fortran requires 3.17.2+ & 1.10+

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

docs/examples/getting_started/fortran/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.26)
+cmake_minimum_required(VERSION 3.17.2...3.26)
 project(${SKBUILD_PROJECT_NAME} LANGUAGES C Fortran)
 
 find_package(

docs/examples/getting_started/fortran/pyproject.toml

@@ -6,3 +6,7 @@ build-backend = "scikit_build_core.build"
 name = "example"
 version = "0.0.1"
 dependencies = ["numpy"]
+
+[tool.scikit-build]
+ninja.minimum-required = "1.10"
+cmake.minimum-required = "3.17.2"

tests/packages/fortran_example/CMakeLists.txt

@@ -1,5 +1,5 @@
 # setup project ###
-cmake_minimum_required(VERSION 3.15...3.24)
+cmake_minimum_required(VERSION 3.17.2...3.24)
 
 project(
   fibby

tests/test_fortran.py

@@ -5,15 +5,25 @@
 from pathlib import Path
 
 import pytest
+from packaging.version import Version
 
 from scikit_build_core.build import build_wheel
+from scikit_build_core.program_search import (
+    best_program,
+    get_cmake_programs,
+    get_ninja_programs,
+)
 
 np = pytest.importorskip("numpy")
 
 DIR = Path(__file__).parent.resolve()
 FORTRAN_EXAMPLE = DIR / "packages/fortran_example"
 
 
+cmake_info = best_program(get_cmake_programs(), minimum_version=Version("3.17.2"))
+ninja_info = best_program(get_ninja_programs(), minimum_version=Version("1.10"))
+
+
 @pytest.mark.compile()
 @pytest.mark.configure()
 @pytest.mark.fortran()
@@ -22,6 +32,12 @@
     sysconfig.get_platform().startswith("win"),
     reason="No reasonable Fortran compiler for MSVC",
 )
+@pytest.mark.skipif(
+    cmake_info is None, reason="CMake needs to be 3.17.2+ to support Fortran with Ninja"
+)
+@pytest.mark.skipif(
+    ninja_info is None, reason="Ninja needs to be 1.10+ to support Fortran with CMake"
+)
 def test_pep517_wheel(tmp_path, monkeypatch, virtualenv):
     dist = tmp_path / "dist"
     dist.mkdir()