From 7c45025e45ddaf213b28b7dfc569dbf33fa6a87e Mon Sep 17 00:00:00 2001
From: Ben Greiner <code@bnavigator.de>
Date: Tue, 26 Jul 2022 12:43:30 +0200
Subject: [PATCH] Use FindPython instead of deprecated FindPythonLibs

---
 CMakeLists.txt         | 13 ++++++-------
 conda-recipe/meta.yaml |  4 ++--
 pyproject.toml         |  4 ++--
 slycot/CMakeLists.txt  |  3 ++-
 4 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8ebbcd69..d7b015c5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,25 +1,24 @@
 # CMake file for use in conjunction with scikit-build
 
-cmake_minimum_required(VERSION 3.11.0)
+cmake_minimum_required(VERSION 3.14.0)
 
-if (CMAKE_VERSION VERSION_GREATER "3.11.99")
-  cmake_policy(SET CMP0074 NEW)
-endif()
+cmake_policy(SET CMP0074 NEW)
 
 project(slycot LANGUAGES NONE)
 
 enable_language(C)
 enable_language(Fortran)
 
-find_package(PythonLibs REQUIRED)
+find_package(Python COMPONENTS Interpreter Development NumPy REQUIRED)
 find_package(PythonExtensions REQUIRED)
 find_package(NumPy REQUIRED)
 find_package(F2PY REQUIRED)
 find_package(BLAS REQUIRED)
 find_package(LAPACK REQUIRED)
 
-message(STATUS "NumPy included from: ${NumPy_INCLUDE_DIR}")
-message(STATUS "F2PY included from: ${F2PY_INCLUDE_DIR}")
+message(STATUS "Python headers included from: ${Python_INCLUDE_DIRS}")
+message(STATUS "NumPy headers included from: ${Python_NumPy_INCLUDE_DIRS}")
+message(STATUS "F2PY headers included from: ${F2PY_INCLUDE_DIRS}")
 message(STATUS "LAPACK: ${LAPACK_LIBRARIES}")
 message(STATUS "BLAS: ${BLAS_LIBRARIES}")
 
diff --git a/conda-recipe/meta.yaml b/conda-recipe/meta.yaml
index f2f128b0..7b416356 100644
--- a/conda-recipe/meta.yaml
+++ b/conda-recipe/meta.yaml
@@ -13,7 +13,7 @@ requirements:
   build:
     - {{ compiler('fortran') }}  # [not win]
     - {{ compiler('c') }}
-    - cmake
+    - cmake >=3.14
     - make  # [linux]
     - flang >=11  # [win]
 
@@ -29,7 +29,7 @@ requirements:
     - python
     - numpy !=1.23.0
     - pip
-    - scikit-build >=0.14.1
+    - scikit-build >=0.15
     - setuptools >=45
     - setuptools_scm >=6.3
 
diff --git a/pyproject.toml b/pyproject.toml
index 5b39b4da..be510f32 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,8 +3,8 @@ requires = [
     "setuptools>=45",
     "setuptools_scm>=6.3",
     "wheel",
-    "scikit-build>=0.14.1",
-    "cmake",
+    "scikit-build>=0.15",
+    "cmake>=3.14",
     "numpy!=1.23.0"]
 build-backend = "setuptools.build_meta"
 
diff --git a/slycot/CMakeLists.txt b/slycot/CMakeLists.txt
index a079bf98..46980725 100644
--- a/slycot/CMakeLists.txt
+++ b/slycot/CMakeLists.txt
@@ -664,8 +664,9 @@ target_link_libraries(${SLYCOT_MODULE}
 
 target_include_directories(
   ${SLYCOT_MODULE} PUBLIC
+  ${Python_INCLUDE_DIRS}
+  ${Python_NumPy_INCLUDE_DIRS}
   ${F2PY_INCLUDE_DIRS}
-  ${PYTHON_INCLUDE_DIRS}
   )
 
 if (UNIX)