Update build system for CMake 4 and OpenMP 17.0.1

swmm-toolkit/CMakeLists.txt

@@ -11,7 +11,7 @@
 ##################    CMAKELISTS FOR SWMM-TOOLKIT PROJECT    ###################
 ################################################################################
 
-cmake_minimum_required (VERSION 3.17)
+cmake_minimum_required (VERSION 4.0.2)
 
 project(swmm-toolkit
     VERSION

swmm-toolkit/build-requirements.txt

@@ -1,9 +1,8 @@
 
 
 
-setuptools   == 65.5.1
-wheel        == 0.38.1
-scikit-build == 0.11.1
-cmake        == 3.21
-swig         == 4.0.2
-ninja; sys_platform == "darwin"
+setuptools
+wheel
+scikit-build
+cmake
+swig == 4.0.2

swmm-toolkit/extern/openmp.cmake

@@ -2,7 +2,7 @@
 # CMakeLists.txt - CMake configuration file for OpenMP Library on Darwin
 #
 # Created: Mar 17, 2021
-# Updated: May 19, 2021
+# Updated: Aug 29, 2025
 #
 # Author: Michael E. Tryby
 #         US EPA ORD/CESER
@@ -14,50 +14,73 @@
 #  instead.
 #
 # All sources were obtained directly from the LLVM releases on github
-# See license-llvm-openmp.txt for the corresponding license and 
-# https://openmp.llvm.org/ for details on the OpenMP run-time. 
+# See license-llvm-openmp.txt for the corresponding license and
+# https://openmp.llvm.org/ for details on the OpenMP run-time.
 
 ################################################################################
 #####################    CMAKELISTS FOR OPENMP LIBRARY    ######################
 ################################################################################
 
-include(FetchContent)
 
+# Append local dir to module search path
+list(
+    APPEND CMAKE_MODULE_PATH
+        ${CMAKE_BINARY_DIR}/_deps/llvm_cmake-src/Modules
+)
+
+include(
+    FetchContent
+)
+
+
+# v17.0.1 (v17.0.0 was yanked)
+FetchContent_Declare(
+  llvm_cmake
+    URL
+        https://github.com/llvm/llvm-project/releases/download/llvmorg-17.0.1/cmake-17.0.1.src.tar.xz
+    URL_HASH
+        SHA256=46e745d9bdcd2e18719a47b080e65fd476e1f6c4bbaa5947e4dee057458b78bc
+)
 
-FetchContent_Declare(OpenMP
+FetchContent_Declare(
+  OpenMP
     URL
-        https://github.com/llvm/llvm-project/releases/download/llvmorg-12.0.1/openmp-12.0.1.src.tar.xz
+        https://github.com/llvm/llvm-project/releases/download/llvmorg-17.0.1/openmp-17.0.1.src.tar.xz
     URL_HASH
-        SHA256=60fe79440eaa9ebf583a6ea7f81501310388c02754dbe7dc210776014d06b091
+        SHA256=d4a25c04d1bc035990a85f172bfe29a38f21ff87448f7fbae165fa780cb95717
+    OVERRIDE_FIND_PACKAGE
 )
 
-set(OPENMP_STANDALONE_BUILD TRUE)
-set(LIBOMP_INSTALL_ALIASES OFF)
+set(
+    OPENMP_STANDALONE_BUILD
+        TRUE
+)
+set(
+    LIBOMP_INSTALL_ALIASES
+        OFF
+)
 
-FetchContent_MakeAvailable(OpenMP)
-set(OpenMP_AVAILABLE TRUE)
+FetchContent_MakeAvailable(
+    llvm_cmake
+    OpenMP
+)
 
+target_compile_options(
+  omp
+    INTERFACE
+        -Xclang
+        -fopenmp
+)
 
-target_link_directories(omp
+target_link_directories(
+  omp
     PUBLIC
         $<BUILD_INTERFACE:${CMAKE_BINARY_DIR}/_deps/openmp-build/runtime/src>
-        $<INSTALL_INTERFACE:${LIBRARY_DIST}>
+        $<INSTALL_INTERFACE:/include>
 )
 
-install(TARGETS omp
-    LIBRARY
-    DESTINATION
-        "${LIBRARY_DIST}"
+add_library(
+  OpenMP::OpenMP_C
+    ALIAS
+        omp
 )
-
-if(CMAKE_C_COMPILER_ID MATCHES "Clang\$")
-    set(OpenMP_C_FLAGS "-Xpreprocessor -fopenmp -I${CMAKE_BINARY_DIR}/_deps/openmp-build/runtime/src")
-    set(OpenMP_C_LIB_NAMES "omp")
-    set(OpenMP_omp_LIBRARY "${CMAKE_BINARY_DIR}/_deps/openmp-build/runtime/src/libomp.dylib")
-endif()
-
-if(CMAKE_CXX_COMPILER_ID MATCHES "Clang\$")
-    set(OpenMP_CXX_FLAGS "-Xpreprocessor -fopenmp -I${CMAKE_BINARY_DIR}/_deps/openmp-build/runtime/src")
-    set(OpenMP_CXX_LIB_NAMES "omp")
-    set(OpenMP_omp_LIBRARY "${CMAKE_BINARY_DIR}/_deps/openmp-build/runtime/src/libomp.dylib")
-endif()

swmm-toolkit/setup.py

@@ -88,7 +88,7 @@ def run(self):
     cmake_args = ["-GVisual Studio 17 2022","-Ax64"]
 
 elif platform_system == "Darwin":
-    cmake_args = ["-GNinja","-DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=11.0"]
+    cmake_args = ["-GXcode","-DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=11.0"]
 
 else:
     cmake_args = ["-GUnix Makefiles"]