build(ci): Build nightly distribution tarballs.

.github/workflows/build.yml

@@ -13,12 +13,12 @@ permissions: read-all
 jobs:
   build:
 
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
     - name: apt
-      run: sudo apt-get install gcc autoconf bison gettext autopoint help2man lzip texinfo texlive
+      run: sudo apt-get update && sudo apt-get install -y gcc autoconf automake libtool gettext autopoint bison help2man lzip texinfo texlive
     - name: autogen
       run: ./autogen.sh
     - name: configure

.github/workflows/codeql-analysis.yml

@@ -13,67 +13,71 @@ name: "CodeQL"
 
 on:
   push:
-    branches: [ master ]
+    branches: [ "master" ]
   pull_request:
-    # The branches below must be a subset of the branches above
-    branches: [ master ]
+    branches: [ "master" ]
   schedule:
-    - cron: '31 22 * * 4'
+    - cron: '39 5 * * 5'
 
-permissions: read-all
+permissions: {}
 
 jobs:
   analyze:
-    name: Analyze
-    runs-on: ubuntu-latest
+    name: Analyze (${{ matrix.language }})
+    # Runner size impacts CodeQL analysis time. To learn more, please see:
+    #   - https://gh.io/recommended-hardware-resources-for-running-codeql
+    #   - https://gh.io/supported-runners-and-hardware-resources
+    #   - https://gh.io/using-larger-runners (GitHub.com only)
+    # Consider using larger runners or machines with greater resources for possible analysis time improvements.
+    runs-on: ubuntu-22.04
+    timeout-minutes: 240
     permissions:
+      # required for all workflows
       security-events: write
 
+      # required to fetch internal or private CodeQL packs
+      packages: read
+
+      # only required for workflows in private repositories
+      actions: read
+      contents: read
+
     strategy:
       fail-fast: false
       matrix:
-        language: [ 'cpp' ]
-        # CodeQL supports [ 'cpp', 'csharp', 'go', 'java', 'javascript', 'python' ]
-        # Learn more:
-        # https://docs.github.com/en/free-pro-team@latest/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#changing-the-languages-that-are-analyzed
-
+        include:
+        - language: c-cpp
+          build-mode: autobuild
+        # CodeQL supports the following values keywords for 'language': 'c-cpp', 'csharp', 'go', 'java-kotlin', 'javascript-typescript', 'python', 'ruby', 'swift'
+        # Use `c-cpp` to analyze code written in C, C++ or both
+        # Use 'java-kotlin' to analyze code written in Java, Kotlin or both
+        # Use 'javascript-typescript' to analyze code written in JavaScript, TypeScript or both
+        # To learn more about changing the languages that are analyzed or customizing the build mode for your analysis,
+        # see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/customizing-your-advanced-setup-for-code-scanning.
+        # If you are analyzing a compiled language, you can modify the 'build-mode' for that language to customize how
+        # your codebase is analyzed, see https://docs.github.com/en/code-security/code-scanning/creating-an-advanced-setup-for-code-scanning/codeql-code-scanning-for-compiled-languages
     steps:
-    - name: Apt
-      run: sudo apt-get install gcc autoconf bison gettext autopoint help2man lzip texinfo texlive
     - name: Checkout repository
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
-
+
+    # Ensure autopoint is installed. CodeQL misses it sometimes.
+    - name: apt
+      run: sudo apt-get update && sudo apt-get install -y gcc autoconf automake libtool gettext autopoint bison help2man lzip texinfo texlive
+
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0
       with:
         languages: ${{ matrix.language }}
+        build-mode: ${{ matrix.build-mode }}
         # If you wish to specify custom queries, you can do so here or in a config file.
         # By default, queries listed here will override any specified in a config file.
         # Prefix the list here with "+" to use these queries and those in the config file.
-        # queries: ./path/to/local/query, your-org/your-repo/queries@main
-
-    # Autobuild expects to start by running configure. 
-    # Run autogen.sh to ensure configure exists.
-    - name: Autogen
-      run: |
-       ./autogen.sh
-    
-    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
-    # If this step fails, then you should remove it and run the build manually (see below)
-    - name: Autobuild
-      uses: github/codeql-action/autobuild@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0
-
-    # ℹ️ Command-line programs to run using the OS shell.
-    # 📚 https://git.io/JvXDl
 
-    # ✏️ If the Autobuild fails above, remove it and uncomment the following four lines
-    #    and modify them (or add more) to build your code if your project
-    #    uses a compiled language
-    #- name: Build
-    #  run: |
-    #   ./configure
-    #   make
+        # For more details on CodeQL's query packs, refer to: https://docs.github.com/en/code-security/code-scanning/automatically-scanning-your-code-for-vulnerabilities-and-errors/configuring-code-scanning#using-queries-in-ql-packs
+        # queries: security-extended,security-and-quality
 
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@48ab28a6f5dbc2a99bf1e0131198dd8f1df78169 # v3.28.0
+      with:
+        category: "/language:${{matrix.language}}"

.github/workflows/nightly.yml

@@ -0,0 +1,90 @@
+name: Nightly
+
+on:
+  schedule:
+    - cron: '04 00 * * *'
+  workflow_dispatch:
+
+permissions: {}
+
+jobs:
+  nightly:
+    name: Run a Nightly Build and Save the Artifacts
+    runs-on: ubuntu-22.04
+    outputs:
+      update_needed: ${{ steps.update.outputs.needed }}
+      version_slug: ${{ steps.update.outputs.slug }}
+      version: ${{ steps.version.outputs.version }}
+    permissions:
+      actions: read
+      contents: write
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+      - name: Check time since last commit
+        id: update
+        run: |
+          slug=$(git log -n 1 --pretty='format:%h-%as')
+          echo "slug=$slug" >> $GITHUB_OUTPUT
+          authorDate=$(echo $slug | cut -d '-' -f 2-4)
+          update=1
+          [ $(( $(date +%s) - $(date --date=$authorDate +%s) )) -ge 172800 ] && echo "::notice title=No Changes::No changes within the last two days. Skipping nightly build." && update=0
+          echo "needed=$update" >> $GITHUB_OUTPUT
+      - name: Change version number
+        id: version
+        env:
+          slug: ${{ steps.update.outputs.slug }}
+          update_needed: ${{ steps.update.outputs.needed }}
+        if: ${{ env.update_needed == 1 }}
+        run: |
+          ver=$(sed -n "s/^\(AC_INIT.*generator\],\)\[\(.*\)\]\(,\[flex-help.*\)$/\2/p" $GITHUB_WORKSPACE/configure.ac)
+          ver=${ver#v}
+          ver=${ver%-*}
+          ver=$ver-$slug
+          echo "version=$ver" >> $GITHUB_OUTPUT
+          sed -i "s/^\(AC_INIT.*generator\],\)\(.*\)\(,\[flex-help.*\)$/\1[$ver]\3/" $GITHUB_WORKSPACE/configure.ac
+      - name: apt
+        env:
+          update_needed: ${{ steps.update.outputs.needed }}
+        if: ${{ env.update_needed == 1 }}
+        run: sudo apt-get update && sudo apt-get install -y gcc autoconf automake libtool gettext autopoint bison help2man lzip texinfo texlive
+      - name: Update CHANGE_LOG
+        env:
+          update_needed: ${{ steps.update.outputs.needed }}
+        if: ${{ env.update_needed == 1 }}
+        run: |
+          ./tools/git2cl > $GITHUB_WORKSPACE/ChangeLog
+      - name: build
+        env:
+          update_needed: ${{ steps.update.outputs.needed }}
+        if: ${{ env.update_needed == 1 }}
+        run: |
+          ./autogen.sh
+          ./configure
+          make
+          make distcheck
+      - name: Make Git archives
+        env:
+          ver: ${{ steps.version.outputs.version }}
+          update_needed: ${{ steps.update.outputs.needed }}
+        if: ${{ env.update_needed == 1 }}
+        run: |
+          git archive -o $ver.src.tar.gz --prefix=flex-$ver/ HEAD
+          TZ=America/Los_Angeles git archive -o $ver.src.zip --prefix=flex-$ver/ HEAD
+          echo "SOURCE_GZ=$(echo $ver.src.tar.gz)" >> $GITHUB_ENV
+          echo "SOURCE_ZIP=$(echo $ver.src.zip)" >> $GITHUB_ENV
+      - name: Get artifact names
+        env:
+          ver: ${{ steps.version.outputs.version }}
+          update_needed: ${{ steps.update.outputs.needed }}
+        if: ${{ env.update_needed == 1 }}
+        run: |
+          echo "ARTIFACT_GZ=$(echo flex-$ver.tar.gz)" >> $GITHUB_ENV
+          echo "ARTIFACT_LZ=$(echo flex-$ver.tar.lz)" >> $GITHUB_ENV
+      - name: Upload Artifacts to Nightlies Release
+        id: upload-nightly-artifacts
+        env:
+          update_needed: ${{ steps.update.outputs.needed }}
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        if: ${{ env.update_needed == 1 }}
+        run: |
+          gh release upload nightlies ${{ env.ARTIFACT_GZ }} ${{ env.ARTIFACT_LZ }} ${{ env.SOURCE_GZ }} ${{ env.SOURCE_ZIP }} --clobber