reusable-build-ios.yaml

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# SPDX-License-Identifier: Apache-2.0
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# Copyright Ericsson AB 2024-2026. All Rights Reserved.
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# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
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#     http://www.apache.org/licenses/LICENSE-2.0
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name: Build Erlang/OTP (iOS)
run-name: "[${{ inputs.base_branch }}] Build Erlang/OTP (iOS)"

on:
  workflow_call:
    inputs:
      base_branch:
        required: true
        type: string

permissions:
  contents: read

# NOTE: This job should only be executed on the callee with `needs: pack`
jobs:
  build-ios:
    env:
      RELEASE_LIBBEAM: yes
      TARGET_ARCH: aarch64-apple-ios
    name: Build Erlang/OTP (iOS)
    runs-on: macos-15
    permissions:
      contents: read   # actions/checkout
      actions: write   # actions/upload-artifact
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # ratchet:actions/checkout@v6.0.2
        with:
          persist-credentials: false

      - name: Download source archive
        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8.0.1
        with:
          name: otp_prebuilt

      - name: Compile Erlang
        run: |
          tar -xzf ./otp_src.tar.gz
          cd otp
          $GITHUB_WORKSPACE/.github/scripts/build-macos.sh --xcomp-conf=./xcomp/erl-xcomp-arm64-ios.conf --without-ssl

      - name: Package .xcframework
        run: |
          cd otp
          export BUILD_ARCH=`./erts/autoconf/config.guess`
          export LIBS=`find . -not -path "*${BUILD_ARCH}*" -path "*${TARGET_ARCH}*" -not -name "*_st.a" -not -name "*_r.a" -name "*.a" | awk '{ "basename " $1 | getline name; names[name] = $1 } END { for (n in names) { print names[n] }}'`
          libtool -static -o liberlang.a $LIBS
          xcodebuild -create-xcframework -output ./liberlang.xcframework -library liberlang.a

      - name: Upload framework
        uses: actions/upload-artifact@043fb46d1a93c77aae656e7c1c64a875d1fc6a0a # v7.0.1
        with:
          name: ios_framework_${{ env.TARGET_ARCH }}
          path: otp/liberlang.xcframework