Merge pull request #3 from clouren/SPEX-3.1.x

SPEX 3.1.x

.gitattributes

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+# line endings in repository match line endings on disc
+* -text

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior.
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Desktop (please complete the following information):**
+ - OS: [e.g. iOS]
+ - compiler [e.g. gcc 7.4, icc 19.0]
+ - BLAS and LAPACK library, if applicable
+ - Version [e.g. 22]
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

.github/dependabot.yml

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+version: 2
+updates:
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      # Check for updates to GitHub Actions every week
+      interval: "weekly"

.github/pull_request_template.md

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+No pull request can be accepted unless you first sign the Contributor License Agreement [ CONTRIBUTOR-LICENSE.txt ].  Print it as a PDF and email me a signed PDF (digital signature OK).  Submit all PRs to the dev2 branch only.

.github/workflows/build-arch-emu.yaml

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+name: arch-emu
+on:
+  workflow_dispatch:
+  push:
+    branches-ignore:
+      - '**/dev2'
+      - '**/*dev2'
+  pull_request:
+
+concurrency: ci-arch-emu-${{ github.ref }}
+
+env:
+  # string with name of libraries to be built
+  BUILD_LIBS: "SuiteSparse_config:AMD:COLAMD:SPEX"
+  # string with name of libraries to be checked
+  CHECK_LIBS: "SuiteSparse_config:AMD:COLAMD:SPEX"
+  # string with name of libraries that are installed
+  INSTALLED_LIBS: "SuiteSparse_config:AMD:COLAMD:SPEX"
+
+
+jobs:
+
+  alpine:
+    runs-on: ubuntu-latest
+
+    defaults:
+      run:
+        # Use emulated shell as default
+        shell: alpine.sh {0}
+
+    strategy:
+      # Allow other runners in the matrix to continue if some fail
+      fail-fast: false
+
+      matrix:
+        # For available CPU architectures, see:
+        # https://github.com/marketplace/actions/setup-alpine-linux-environment
+        arch: [x86, aarch64, armv7, ppc64le, s390x]
+        include:
+          - arch: x86
+            ccache-max: 80M
+          - arch: aarch64
+            ccache-max: 42M
+          - arch: armv7
+            ccache-max: 42M
+          - arch: ppc64le
+            ccache-max: 45M
+          - arch: s390x
+            ccache-max: 42M
+
+    name: alpine (${{ matrix.arch }})
+
+    steps:
+      - name: get CPU information (host)
+        shell: bash
+        run: lscpu
+
+      - name: checkout repository
+        uses: actions/checkout@v4
+        # shell: bash
+
+      - name: install dependencies
+        uses: jirutka/setup-alpine@v1
+        # shell: bash
+        with:
+          arch: ${{ matrix.arch }}
+          packages: >
+            build-base
+            ccache
+            cmake
+            gfortran
+            m4
+            gmp-dev
+            mpfr-dev
+            lapack-dev
+            python3
+            valgrind
+            util-linux-misc
+            autoconf
+            automake
+            libtool
+
+      - name: get CPU information (emulated)
+        run: lscpu
+
+      - name: prepare ccache
+        # create key with human readable timestamp
+        # used in action/cache/restore and action/cache/save steps
+        id: ccache-prepare
+        run: |
+          echo "key=ccache:alpine:${{ matrix.arch }}:${{ github.ref }}:$(date +"%Y-%m-%d_%H-%M-%S"):${{ github.sha }}" >> $GITHUB_OUTPUT
+
+      - name: restore ccache
+        # setup the GitHub cache used to maintain the ccache from one job to the next
+        uses: actions/cache/restore@v4
+        with:
+          # location of the ccache of the chroot in the root file system
+          path: /home/runner/rootfs/alpine-latest-${{ matrix.arch }}/home/runner/.ccache
+          key: ${{ steps.ccache-prepare.outputs.key }}
+          # Prefer caches from the same branch. Fall back to caches from the dev branch.
+          restore-keys: |
+            ccache:alpine:${{ matrix.arch }}:${{ github.ref }}
+            ccache:alpine:${{ matrix.arch }}
+
+      - name: configure ccache
+        env:
+          CCACHE_MAX: ${{ matrix.ccache-max }}
+        run: |
+          test -d ~/.ccache || mkdir ~/.ccache
+          echo "max_size = $CCACHE_MAX" >> ~/.ccache/ccache.conf
+          echo "compression = true" >> ~/.ccache/ccache.conf
+          ccache -s
+          which ccache
+          # echo "/usr/lib/ccache" >> $GITHUB_PATH
+
+      - name: build
+        run: |
+          echo "gcc --version"
+          gcc --version
+          echo "gcc -dumpmachine"
+          gcc -dumpmachine
+          IFS=:
+          BUILD_LIBS="${BUILD_LIBS}${{ matrix.extra-build-libs }}"
+          for lib in ${BUILD_LIBS}; do
+            printf "   \033[0;32m==>\033[0m Building library \033[0;32m${lib}\033[0m\n"
+            echo "::group::Configure $lib"
+            cd ${GITHUB_WORKSPACE}/${lib}/build
+            cmake -DCMAKE_BUILD_TYPE="Release" \
+                  -DCMAKE_INSTALL_PREFIX="${GITHUB_WORKSPACE}" \
+                  -DCMAKE_C_COMPILER_LAUNCHER="ccache" \
+                  -DCMAKE_CXX_COMPILER_LAUNCHER="ccache" \
+                  -DCMAKE_Fortran_COMPILER_LAUNCHER="ccache" \
+                  -DBUILD_SHARED_LIBS=ON \
+                  -DBUILD_STATIC_LIBS=OFF \
+                  -DBLA_VENDOR="Generic" \
+                  -DGRAPHBLAS_COMPACT=ON \
+                  -DSUITESPARSE_DEMOS=OFF \
+                  -DBUILD_TESTING=OFF \
+                  ..
+            echo "::endgroup::"
+            echo "::group::Build $lib"
+            cmake --build . --config Release
+            echo "::endgroup::"
+          done
+
+      - name: check
+        timeout-minutes: 60
+        run: |
+          IFS=':'
+          CHECK_LIBS="${CHECK_LIBS}${{ matrix.extra-check-libs }}"
+          for lib in ${CHECK_LIBS}; do
+            printf "::group::   \033[0;32m==>\033[0m Checking library \033[0;32m${lib}\033[0m\n"
+            cd ${GITHUB_WORKSPACE}/${lib}
+            make demos CMAKE_OPTIONS="-DSUITESPARSE_DEMOS=ON -DBUILD_TESTING=ON"
+            echo "::endgroup::"
+          done
+
+      - name: ccache status
+        continue-on-error: true
+        run: ccache -s
+
+      - name: save ccache
+        # Save the cache after we are done (successfully) building
+        # This helps to retain the ccache even if the subsequent steps are failing.
+        uses: actions/cache/save@v4
+        with:
+          path: /home/runner/rootfs/alpine-latest-${{ matrix.arch }}/home/runner/.ccache
+          key: ${{ steps.ccache-prepare.outputs.key }}
+
+      - name: install
+        run: |
+          IFS=':'
+          BUILD_LIBS="${BUILD_LIBS}${{ matrix.extra-build-libs }}"
+          for lib in ${BUILD_LIBS}; do
+            printf "::group::\033[0;32m==>\033[0m Installing library \033[0;32m${lib}\033[0m\n"
+            cd ${GITHUB_WORKSPACE}/${lib}/build
+            cmake --install .
+            echo "::endgroup::"
+          done
+
+      - name: test Config
+        run: |
+          IFS=:
+          INSTALLED_LIBS="${INSTALLED_LIBS}${{ matrix.extra-build-libs }}"
+          for lib in ${INSTALLED_LIBS}; do
+            printf "::group::   \033[0;32m==>\033[0m Building with Config.cmake with library \033[0;32m${lib}\033[0m\n"
+            cd ${GITHUB_WORKSPACE}/TestConfig/${lib}
+            cd build
+            cmake \
+              -DCMAKE_PREFIX_PATH="${GITHUB_WORKSPACE}/lib/cmake" \
+              ..
+            cmake --build . --config Release
+            echo "::endgroup::"
+          done
+