From 67eb09a20bac154d658a9aae91f7539202606941 Mon Sep 17 00:00:00 2001
From: Mark Adler <fork@madler.net>
Date: Thu, 6 Oct 2022 21:50:16 -0700
Subject: Add continuous integration workflows. [nmoinvaz]

These workflows will be run to verify that project generation,
source file compilation, and test cases run successfully.
---
 .github/workflows/cmake.yml     | 62 +++++++++++++++++++++++++++++++++++++++++
 .github/workflows/configure.yml | 46 ++++++++++++++++++++++++++++++
 .github/workflows/fuzz.yml      | 25 +++++++++++++++++
 3 files changed, 133 insertions(+)
 create mode 100644 .github/workflows/cmake.yml
 create mode 100644 .github/workflows/configure.yml
 create mode 100644 .github/workflows/fuzz.yml

diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
new file mode 100644
index 0000000..ed3a79b
--- /dev/null
+++ b/.github/workflows/cmake.yml
@@ -0,0 +1,62 @@
+name: CMake
+on: [push, pull_request]
+jobs:
+  ci-cmake:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Ubuntu GCC
+            os: ubuntu-latest
+            compiler: gcc
+
+          - name: Ubuntu GCC ISB
+            os: ubuntu-latest
+            compiler: gcc
+            build-dir: "."
+            src-dir: "."
+
+          - name: Ubuntu Clang
+            os: ubuntu-latest
+            compiler: clang
+
+          - name: Ubuntu Clang Debug
+            os: ubuntu-latest
+            compiler: clang
+            build-config: Debug
+
+          - name: Windows MSVC Win32
+            os: windows-latest
+            compiler: cl
+            cmake-args: -A Win32
+
+          - name: Windows MSVC Win64
+            os: windows-latest
+            compiler: cl
+            cmake-args: -A x64
+
+          - name: macOS Clang
+            os: macos-latest
+            compiler: clang
+
+          - name: macOS GCC
+            os: macos-latest
+            compiler: gcc-9
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Generate project files
+      run: cmake -S ${{ matrix.src-dir || '../zlib' }} -B ${{ matrix.build-dir || '../build' }} ${{ matrix.cmake-args }} -D CMAKE_BUILD_TYPE=${{ matrix.build-config || 'Release' }}
+      env:
+        CC: ${{ matrix.compiler }}
+
+    - name: Compile source code
+      run: cmake --build ${{ matrix.build-dir || '../build' }} --config ${{ matrix.build-config || 'Release' }}
+
+    - name: Run test cases
+      run: ctest -C Release --output-on-failure --max-width 120
+      working-directory: ${{ matrix.build-dir || '../build' }}
diff --git a/.github/workflows/configure.yml b/.github/workflows/configure.yml
new file mode 100644
index 0000000..2c19e60
--- /dev/null
+++ b/.github/workflows/configure.yml
@@ -0,0 +1,46 @@
+name: Configure
+on: [push, pull_request]
+jobs:
+  ci-configure:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - name: Ubuntu GCC
+            os: ubuntu-latest
+            compiler: gcc
+            configure-args: --warn
+
+          - name: Ubuntu GCC ISB
+            os: ubuntu-latest
+            compiler: gcc
+            configure-args: --warn
+            build-dir: "."
+            src-dir: "."
+
+          - name: macOS GCC
+            os: macos-latest
+            compiler: gcc-9
+            configure-args: --warn
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Generate project files
+      run: |
+        [ -d ${{ matrix.build-dir || '../build' }} ] || mkdir ${{ matrix.build-dir || '../build' }}
+        cd ${{ matrix.build-dir || '../build' }}
+        ${{ matrix.src-dir || '../zlib' }}/configure ${{ matrix.configure-args }}
+      env:
+        CC: ${{ matrix.compiler }}
+
+    - name: Compile source code
+      run: make -j2
+      working-directory: ${{ matrix.build-dir }}
+
+    - name: Run test cases
+      run: make test
+      working-directory: ${{ matrix.build-dir }}
diff --git a/.github/workflows/fuzz.yml b/.github/workflows/fuzz.yml
new file mode 100644
index 0000000..48cd2b9
--- /dev/null
+++ b/.github/workflows/fuzz.yml
@@ -0,0 +1,25 @@
+name: OSS-Fuzz
+on: [pull_request]
+jobs:
+  Fuzzing:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Build Fuzzers
+      uses: google/oss-fuzz/infra/cifuzz/actions/build_fuzzers@master
+      with:
+        oss-fuzz-project-name: 'zlib'
+        dry-run: false
+
+    - name: Run Fuzzers
+      uses: google/oss-fuzz/infra/cifuzz/actions/run_fuzzers@master
+      with:
+        oss-fuzz-project-name: 'zlib'
+        fuzz-seconds: 300
+        dry-run: false
+
+    - name: Upload Crash
+      uses: actions/upload-artifact@v3
+      if: failure()
+      with:
+        name: artifacts
+        path: ./out/artifacts
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