From f490e0f30ffb694dd8ef30a81437e534caff793e Mon Sep 17 00:00:00 2001
From: Sean Molenaar <smillerdev@me.com>
Date: Tue, 22 Aug 2023 10:20:21 +0200
Subject: [PATCH] feat: pkg for RHEL

---
 .github/workflows/build-pkg.yml | 73 +++++++++++++++++++++++++++++++++
 package/homebrew.spec           | 58 ++++++++++++++++++++++++++
 2 files changed, 131 insertions(+)
 create mode 100644 package/homebrew.spec

diff --git a/.github/workflows/build-pkg.yml b/.github/workflows/build-pkg.yml
index 7a05f94e6e6f71..664cdaddb998de 100644
--- a/.github/workflows/build-pkg.yml
+++ b/.github/workflows/build-pkg.yml
@@ -4,6 +4,12 @@ on:
     paths:
       - .github/workflows/build-pkg.yml
       - package/**/*
+      - package/*
+  pull_request:
+    paths:
+      - .github/workflows/build-pkg.yml
+      - package/**/*
+      - package/*
   release:
     types:
       - published
@@ -172,3 +178,70 @@ jobs:
         run: gh release upload --repo Homebrew/brew
                                "${GITHUB_REF//refs\/tags\//}"
                                Homebrew-${{ steps.print-version.outputs.version }}.pkg
+  build-rpm:
+    # if: github.repository_owner == 'Homebrew'
+    runs-on: ubuntu-latest
+    container:
+      image: almalinux:8
+    permissions:
+      # To write assets to GitHub release
+      contents: write
+    env:
+      HOMEBREW_NO_ANALYTICS_THIS_RUN: 1
+      HOMEBREW_NO_ANALYTICS_MESSAGE_OUTPUT: 1
+    steps:
+      - name: Checkout Homebrew
+        uses: actions/checkout@v3
+        with:
+          path: brew
+          fetch-depth: 0
+
+      - name: Get Homebrew version from Git
+        id: print-version
+        run: echo "version=$(git -C brew describe --tags --always)" >> "${GITHUB_OUTPUT}"
+
+      - name: Setup build environment
+        run: |
+          echo "%_topdir  ${{ github.workspace }}/rpmbuild" > "$HOME/.rpmmacros"
+          mkdir -p "${{ github.workspace }}/rpmbuild/"{SOURCES,SPECS,BUILD,BUILDROOT,RPMS,SRPMS}
+          cp brew/package/homebrew.spec "${{ github.workspace }}/rpmbuild/SPECS/"
+
+      - name: Create source tar
+        run: |
+          tar czvf ${{ github.workspace }}/rpmbuild/SOURCES/brew-${{ steps.print-version.outputs.version }}.tar.gz brew/
+
+      - run: git -C brew describe --tags --always
+      - run: ls -al ${{ github.workspace }}/rpmbuild/SOURCES/
+      - run: ls -al ${{ github.workspace }}/rpmbuild/SPECS/
+
+      - run: dnf install -y ruby git rpm-build
+
+      - name: Build Homebrew package
+        run: rpmbuild -ba ${{ github.workspace }}/rpmbuild/SPECS/homebrew.spec --define='version ${{ steps.print-version.outputs.version }}'
+
+      - name: Install package
+        working-directory: ${{ github.workspace }}/rpmbuild
+        run: rpm -i RPMS/*/homebrew-*.rpm
+
+      - run: /home/linuxbrew/.linuxbrew/bin/brew shellenv
+
+      - run: brew config
+
+      - run: brew doctor
+
+      - name: Upload installer to GitHub Actions
+        uses: actions/upload-artifact@v3
+        with:
+          name: Homebrew ${{ steps.print-version.outputs.version }} rpms
+          path: "${{ github.workspace }}/rpmbuild/*RPMS/*/homebrew-${{ steps.print-version.outputs.version }}*.rpm"
+
+      # - name: Install gh
+      #   run: brew install gh
+
+      # - name: Upload installer to GitHub release
+      #   if: startsWith(github.ref, 'refs/tags/')
+      #   env:
+      #     GH_TOKEN: ${{ github.token }}
+      #   run: gh release upload --repo Homebrew/brew
+      #                          "${GITHUB_REF//refs\/tags\//}"
+      #                          Homebrew-${{ steps.print-version.outputs.version }}.pkg
diff --git a/package/homebrew.spec b/package/homebrew.spec
new file mode 100644
index 00000000000000..1794074cf538c5
--- /dev/null
+++ b/package/homebrew.spec
@@ -0,0 +1,58 @@
+Summary:   Homebrew package manager
+Name:      homebrew
+Version:   0.0.1
+Release:   1
+License:   BSD-2-clause
+Group:     Development/Tools
+Source:    https://github.com/Homebrew/brew/archive/refs/tags/%{version}.tar.gz
+%define homebrew_user linuxbrew
+%define homebrew_directory /home/%{homebrew_user}/.%{homebrew_user}
+
+# See: https://github.com/Homebrew/install/blob/master/install.sh#L211-L214
+BuildRequires: git
+Requires: git>=2.7.0
+Requires: glibc>=2.13
+Requires: ruby>=2.6.0
+
+%description
+The Missing Package Manager for macOS (or Linux)
+
+%prep
+%autosetup -n brew-%{version}
+
+%build
+git init
+git remote add origin https://github.com/Homebrew/brew
+git fetch --tags --set-upstream origin
+
+%install
+install -d "$RPM_BUILD_ROOT%{homebrew_directory}"
+cp -r bin "$RPM_BUILD_ROOT%{homebrew_directory}"
+cp -r completions "$RPM_BUILD_ROOT%{homebrew_directory}"
+cp -r manpages "$RPM_BUILD_ROOT%{homebrew_directory}"
+cp -r .git "$RPM_BUILD_ROOT%{homebrew_directory}"
+cp -r *.md "$RPM_BUILD_ROOT%{homebrew_directory}"
+cp -r *.txt "$RPM_BUILD_ROOT%{homebrew_directory}"
+cp -rd Library "$RPM_BUILD_ROOT%{homebrew_directory}"
+
+pushd "$RPM_BUILD_ROOT%{homebrew_directory}"
+mkdir -vp Cellar Frameworks etc include lib opt sbin share var/homebrew/linked
+
+%check
+export HOMEBREW_NO_ANALYTICS_THIS_RUN=1
+export HOMEBREW_NO_ANALYTICS_MESSAGE_OUTPUT=1
+%{homebrew_directory}/bin/brew config
+%{homebrew_directory}/bin/brew doctor
+
+%pre
+getent passwd %{homebrew_user} >/dev/null || \
+    useradd -r -d %{homebrew_directory} -s /sbin/nologin \
+    -c "The Homebrew default user" %{homebrew_user}
+chown -R "%{homebrew_user}" %{homebrew_directory}
+
+%files
+%{homebrew_directory}
+%license %{homebrew_directory}/LICENSE.txt
+%doc %{homebrew_directory}/CHANGELOG.md %{homebrew_directory}/CONTRIBUTING.md %{homebrew_directory}/README.md
+
+%changelog