# Workflow to build and test wheels, similarly to numpy/numpy-release.

# To work on these jobs in a fork, comment out:

#

# if: github.repository == 'numpy/numpy'

name: Linux-riscv64 Wheel builder

on:

push:

branches:

- main

paths-ignore:

- '**.pyi'

- '**.md'

- '**.rst'

- 'tools/stubtest/**'

pull_request:

branches:

- main

- maintenance/**

workflow_dispatch:

concurrency:

group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}

cancel-in-progress: true

permissions:

contents: read # to fetch code (actions/checkout)

jobs:

build_wheels:

name: Build wheel ${{ matrix.python }}-manylinux_riscv64-

# To enable this job on a fork, comment out:

if: github.repository == 'numpy/numpy'

runs-on: ubuntu-24.04-riscv

strategy:

fail-fast: false

matrix:

python: ["cp312"]

env:

CCACHE_DIR: ${{ github.workspace }}/.ccache

CCACHE_BASEDIR: "/project"

CCACHE_COMPILERCHECK: "content"

steps:

- name: Checkout numpy

uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

with:

submodules: true

persist-credentials: false

- name: Restore compilation cache

uses: actions/cache/restore@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5

id: ccache-restore

with:

path: ${{ env.CCACHE_DIR }}

key: ccache-wheels-manylinux_riscv64-${{ matrix.python }}-${{ github.run_id }}

restore-keys: |

ccache-wheels-manylinux_riscv64-${{ matrix.python }}-

- name: Build wheels

uses: pypa/cibuildwheel@8d2b08b68458a16aeb24b64e68a09ab1c8e82084 # v3.4.1

env:

CIBW_BUILD: ${{ matrix.python }}-manylinux_riscv64

CIBW_BEFORE_ALL_LINUX: |

set -eux

CCACHE_VERSION=4.13.6

curl -fsSL https://github.com/ccache/ccache/releases/download/v${CCACHE_VERSION}/ccache-${CCACHE_VERSION}-linux-$(uname -m)-musl-static.tar.gz | \

tar -xvzf - --strip-components 1 -C /usr/local/bin ccache-${CCACHE_VERSION}-linux-$(uname -m)-musl-static/ccache

ccache --version

ccache --zero-stats

CIBW_ENVIRONMENT_PASS_LINUX: >-

CCACHE_BASEDIR

CCACHE_COMPILERCHECK

CIBW_CONTAINER_ENGINE: "docker; create_args: --volume ${{ env.CCACHE_DIR }}:/root/.ccache"

- name: Save compilation cache

if: always() && github.ref == 'refs/heads/main'

uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5

with:

path: ${{ env.CCACHE_DIR }}

key: ccache-wheels-manylinux_riscv64-${{ matrix.python }}-${{ github.run_id }}

- uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1

with:

name: ${{ matrix.python }}-manylinux_riscv64-

path: ./wheelhouse/*.whl