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modern CMake autobuild METIS
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‎.github/workflows/ci.yml‎

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name: ci
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on:
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push:
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paths:
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- "**.c"
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- "**.cmake"
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- "**/CMakeLists.txt"
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- ".github/workflows/ci.yml"
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jobs:
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unix:
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strategy:
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matrix:
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os: [ubuntu-latest, macos-latest]
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intsize: [32, 64]
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runs-on: ${{ matrix.os }}
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timeout-minutes: 5
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steps:
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- uses: actions/checkout@v4
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- run: cmake -B build -DIDXTYPEWIDTH=${{ matrix.intsize }}
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- run: cmake --build build --parallel
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- run: ctest --test-dir build -V
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windows_msvc:
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runs-on: windows-latest
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timeout-minutes: 5
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steps:
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- uses: actions/checkout@v4
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- run: cmake -B build
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- run: cmake --build build --config Release --parallel
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- run: ctest --test-dir build -C Release -V

‎.gitmodules‎

Whitespace-only changes.

‎CMakeLists.txt‎

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cmake_minimum_required(VERSION 2.8)
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project(ParMETIS C)
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cmake_minimum_required(VERSION 3.14...3.28)
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project(ParMETIS LANGUAGES C)
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# --- need METIS first
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include(FetchContent)
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# Search for MPI.
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# GK commented this out as it seems to be creating problems
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# include(FindMPI)
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# if(NOT MPI_FOUND)
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# message(FATAL_ERROR "mpi is not found")
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# endif()
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# set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${MPI_COMPILE_FLAGS}")
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FetchContent_Declare(GKlib
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GIT_REPOSITORY https://github.com/scivision/GKlib.git
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GIT_TAG 44630ca
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GIT_SHALLOW true
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)
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FetchContent_MakeAvailable(GKlib)
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FetchContent_Declare(metis_fc
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GIT_REPOSITORY https://github.com/scivision/metis.git
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GIT_TAG fd7799b
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GIT_SHALLOW true
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)
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# Prepare libraries.
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if(SHARED)
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set(ParMETIS_LIBRARY_TYPE SHARED)
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else()
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set(ParMETIS_LIBRARY_TYPE STATIC)
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FetchContent_MakeAvailable(metis_fc)
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if(NOT DEFINED REALTYPEWIDTH)
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set(REALTYPEWIDTH 32)
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endif()
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if(NOT DEFINED IDXTYPEWIDTH)
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set(IDXTYPEWIDTH 32)
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endif()
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add_compile_definitions(REALTYPEWIDTH=${REALTYPEWIDTH} IDXTYPEWIDTH=${IDXTYPEWIDTH})
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message(STATUS "${PROJECT_NAME} ${PROJECT_VERSION} CMake ${CMAKE_VERSION}
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REALTYPEWIDTH=${REALTYPEWIDTH} IDXTYPEWIDTH=${IDXTYPEWIDTH}")
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message(STATUS "METIS ${metis_fc_SOURCE_DIR}")
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message(STATUS "GKlib ${gklib_SOURCE_DIR}")
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find_package(MPI REQUIRED)
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include(./conf/gkbuild.cmake)
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# List of paths that the compiler will search for header files.
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# i.e., the -I equivalent
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include_directories(include)
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include_directories(${MPI_INCLUDE_PATH})
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include_directories(${GKLIB_PATH}/include)
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include_directories(${METIS_PATH}/include)
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include_directories(${CMAKE_INSTALL_PREFIX}/include)
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# List of paths that the compiler will search for library files.
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# i.e., the -L equivalent
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link_directories(${GKLIB_PATH}/lib)
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link_directories(${METIS_PATH}/lib)
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link_directories(${CMAKE_INSTALL_PREFIX}/lib)
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# List of directories that cmake will look for CMakeLists.txt
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add_subdirectory(include)
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install(FILES include/parmetis.h TYPE INCLUDE)
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add_subdirectory(libparmetis)
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add_subdirectory(programs)
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‎CMakePresets.json‎

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{
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"version": 6,
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"configurePresets": [
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{
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"name": "default",
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"binaryDir": "${sourceDir}/build",
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"cacheVariables": {
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"CMAKE_COMPILE_WARNING_AS_ERROR": true
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}
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},
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{
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"name": "msvc", "inherits": "default",
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"generator": "Visual Studio 17 2022",
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"cacheVariables": {
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"CMAKE_COMPILE_WARNING_AS_ERROR": false
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}
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}
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],
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"buildPresets": [
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{
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"name": "default",
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"configurePreset": "default"
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},
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{
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"name": "release",
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"configurePreset": "default",
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"configuration": "Release"
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},
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{
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"name": "msvc-debug",
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"configurePreset": "msvc",
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"configuration": "Debug"
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}
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],
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"testPresets": [
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{
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"name": "default",
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"configurePreset": "default",
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"output": {
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"outputOnFailure": true,
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"verbosity": "verbose"
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},
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"execution": {
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"noTestsAction": "error",
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"scheduleRandom": true,
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"stopOnFailure": false,
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"timeout": 60
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}
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},
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{
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"name": "release", "inherits": "default",
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"configuration": "Release"
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},
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{
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"name": "msvc-debug", "inherits": "default",
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"configurePreset": "msvc",
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"configuration": "Debug"
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}
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],
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"workflowPresets": [
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{
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"name": "default",
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"steps": [
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{
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"type": "configure",
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"name": "default"
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},
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{
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"type": "build",
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"name": "default"
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}
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]
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},
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{
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"name": "msvc",
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"steps": [
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{
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"type": "configure",
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"name": "msvc"
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},
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{
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"type": "build",
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"name": "msvc-debug"
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}
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]
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},
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{
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"name": "release",
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"steps": [
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{
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"type": "configure",
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"name": "default"
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},
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{
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"type": "build",
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"name": "release"
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}
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]
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}
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]
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}

‎README.md‎

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# ParMETIS
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# ParMETIS
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ParMETIS is an MPI-based library for partitioning graphs, partitioning finite element meshes,
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and producing fill reducing orderings for sparse matrices. The algorithms implemented in
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ParMETIS are based on the multilevel recursive-bisection, multilevel k-way, and multi-constraint
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ParMETIS is an MPI-based library for partitioning graphs, partitioning finite element meshes,
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and producing fill reducing orderings for sparse matrices. The algorithms implemented in
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ParMETIS are based on the multilevel recursive-bisection, multilevel k-way, and multi-constraint
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partitioning schemes developed in our lab.
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## Downloading ParMETIS
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## Downloading ParMETIS
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You can download ParMETIS by simply cloning it using the command:
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```
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### Dependencies
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General dependencies for building ParMETIS are: gcc, cmake, build-essential, and an MPI library.
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In Ubuntu systems these can be obtained from the apt package manager (e.g., apt-get install cmake, mpich, etc)
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General dependencies for building ParMETIS are: gcc, cmake, build-essential, and an MPI library.
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In Ubuntu systems these can be obtained from the apt package manager (e.g., apt-get install cmake, mpich, etc)
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```
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sudo apt-get install build-essential
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sudo apt-get install cmake
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```
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In addition, you need to download and install
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[GKlib](https://github.com/KarypisLab/GKlib) and
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[METIS](https://github.com/KarypisLab/METIS) by following the instructions there.
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[GKlib](https://github.com/KarypisLab/GKlib) and
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[METIS](https://github.com/KarypisLab/METIS) by following the instructions there.
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### Building and installing ParMETIS
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### Building and installing ParMETIS
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ParMETIS is primarily configured by passing options to make config. For example:
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make install
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```
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will configure ParMETIS to be built using mpicc and then install the binaries, header files, and libraries at
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will configure ParMETIS to be built using mpicc and then install the binaries, header files, and libraries at
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```
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~/local/bin
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make distclean
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Performs clean and completely removes the build directory.
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### Definitions of supported data types
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ParMETIS uses the same data types for integers and floating point numbers (32/64 bit
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integers and single/double precision floating point numbers) as used when configuring
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and building METIS.
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## Copyright & License Notice
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Copyright 1998-2020, Regents of the University of Minnesota
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Copyright 1998-2020, Regents of the University of Minnesota

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