---
# DESCRIPTION: Github actions config
# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0

name: reusable-build

on:
  workflow_call:
    inputs:
      os:  # e.g. ubuntu-24.04
        required: true
        type: string
      cc: # 'clang' or 'gcc'
        required: true
        type: string
      os-name: # 'linux' or 'osx'
        required: true
        type: string
      asan:
        required: true
        type: number

env:
  CI_OS_NAME: ${{ inputs.os-name }}
  CCACHE_COMPRESS: 1
  CCACHE_DIR: ${{ github.workspace }}/.ccache
  CCACHE_LIMIT_MULTIPLE: 0.95
  INSTALL_DIR: ${{ github.workspace }}/install
  RELOC_DIR: ${{ github.workspace }}/relloc

defaults:
  run:
    shell: bash
    working-directory: repo

jobs:

  build:
    runs-on: ${{ inputs.os }}
    name: Build
    env:
      CI_ASAN: ${{ inputs.asan }}
      CI_BUILD_STAGE_NAME: build
      CI_RUNS_ON: ${{ inputs.os }}
      CC: ${{ inputs.cc }}
      CXX: ${{ inputs.cc == 'clang' && 'clang++' || 'g++' }}
      CACHE_BASE_KEY: build-${{ inputs.os }}-${{ inputs.cc }}
      CCACHE_MAXSIZE: 1000M  # Per build matrix entry (* 5 = 5000M in total)
      VERILATOR_ARCHIVE: verilator-${{ github.sha }}-${{ inputs.os }}-${{ inputs.cc }}.tar.gz
    steps:

      - name: Checkout
        uses: actions/checkout@v5
        with:
          path: repo

      - name: Cache $CCACHE_DIR
        uses: actions/cache@v4
        env:
          CACHE_KEY: ${{ env.CACHE_BASE_KEY }}-ccache
        with:
          path: ${{ env.CCACHE_DIR }}
          key: ${{ env.CACHE_KEY }}-${{ github.sha }}
          restore-keys: |
            ${{ env.CACHE_KEY }}-

      - name: Install packages for build
        run: ./ci/ci-install.bash

      - name: Build
        run: ./ci/ci-script.bash

      - name: Tar up repository
        working-directory: ${{ github.workspace }}
        run: tar --posix -c -z -f ${{ env.VERILATOR_ARCHIVE }} repo

      - name: Upload tar archive
        uses: actions/upload-artifact@v4
        with:
          path: ${{ github.workspace }}/${{ env.VERILATOR_ARCHIVE }}
          name: ${{ env.VERILATOR_ARCHIVE }}