action.yml

name: install-swig-windows-action
description: "Install SWIG from source under Windows github runners."
author: 'Fabien Ors'

inputs:
  swig-root:
    description: 'SWIG installation directory'
  swig-repo:
    description: 'SWIG git repository (must be called "swig")'
    default: "https://github.com/fabien-ors/swig"
  swig-tag:
    description: 'SWIG tag on the repository (TODO)'
    default: "4.2.0b"
  bison-version:
    description: 'Version for Bison library'
    default: "3.7.4"
  pcre2-version:
    description: 'Version for PCRE2 library'
    default: "10.39.0"
  generator:
    description: 'Generator used to compile SWIG'
    default: "Visual Studio 16 2019"
  
runs:
  using: "composite"
  steps:

  - name: Create a folder for compiling SWIG and installing dependencies
    shell: powershell
    run: |
      mkdir swig_src

  - name: Install SWIG dependencies
    # See nuget.yml in SWIG github repo
    shell: powershell
    run: |
      cd swig_src
      nuget install Bison -Version ${{inputs.bison-version}} -OutputDirectory .\bison
      nuget install PCRE2 -Version ${{inputs.pcre2-version}} -OutputDirectory .\pcre2

  - name: Compile and install [customized] SWIG
    shell: powershell
    # TODO : Use swig-tag variable (not the master branch)
    run: |
      cd swig_src
      git clone ${{inputs.swig-repo}}
      cd swig
      $env:PATH="..\bison\Bison.${{inputs.bison-version}}\bin;" + $env:PATH
      $PCRE_PATH="..\pcre2\PCRE2.${{inputs.pcre2-version}}"
      cmake -Bbuild -G "${{inputs.generator}}" -DCMAKE_INSTALL_PREFIX:PATH=${{inputs.swig-root}} -DCMAKE_C_FLAGS="/DPCRE2_STATIC" -DCMAKE_CXX_FLAGS="/DPCRE2_STATIC" -DPCRE2_INCLUDE_DIR="$PCRE_PATH/include" -DPCRE2_LIBRARY="$PCRE_PATH/lib/pcre2-8-static.lib"
      cmake --build build --config Release
      cmake --install build --config Release