From 560d525ff74b431e917e82523d76a04065614e74 Mon Sep 17 00:00:00 2001
From: Michael Drake <tlsa@netsurf-browser.org>
Date: Wed, 9 Nov 2022 16:31:58 +0000
Subject: GitHub CI: Add build and unit test workflow

---
 .github/workflows/build.yaml | 89 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 .github/workflows/build.yaml

diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
new file mode 100644
index 0000000..17f2958
--- /dev/null
+++ b/.github/workflows/build.yaml
@@ -0,0 +1,89 @@
+name: "Linux Build"
+
+on: [push]
+
+jobs:
+  linux:
+    name: '${{ matrix.os }}: ${{ matrix.compiler.vendor }}'
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-22.04
+          - ubuntu-20.04
+        compiler:
+          # The NetSurf build system can't find LLVM AR (it looks for it
+          # in /usr/lib instead of /usr/bin:
+          #     `make: /usr/lib/llvm-ar: No such file or directory`).
+          # So we need to make it explicit for llvm.
+          - { vendor: gnu,  CC: gcc,   AR: ar }
+          - { vendor: llvm, CC: clang, AR: llvm-ar }
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+      with:
+        fetch-depth: 1
+
+    - name: apt-get install packages
+      run: sudo apt-get update -qq &&
+           sudo apt-get install --no-install-recommends -y
+               bison
+               build-essential
+               check
+               clang
+               flex
+               git
+               gperf
+               llvm
+               pkg-config
+               libxml-perl
+               libxml-sax-perl
+               libxml-sax-base-perl
+               libxml-sax-expat-perl
+               libxml-parser-perl
+               libxml-libxml-perl
+               libxml-xpath-perl
+               libswitch-perl
+
+    - name: Get env.sh
+      run: |
+           mkdir projects
+           wget -O projects/env.sh https://git.netsurf-browser.org/netsurf.git/plain/docs/env.sh
+
+    - name: Build and install project deps
+      env:
+        CC: ${{ matrix.compiler.CC }}
+        AR: ${{ matrix.compiler.AR }}
+        TARGET: ${{ github.event.repository.name }}
+      run: |
+          export TARGET_WORKSPACE="$(pwd)/projects"
+          source projects/env.sh
+          ns-clone -d -s
+          ns-make-libs install
+
+    - name: Build Library
+      env:
+        CC: ${{ matrix.compiler.CC }}
+        AR: ${{ matrix.compiler.AR }}
+        TARGET: ${{ github.event.repository.name }}
+      run: |
+          export TARGET_WORKSPACE="$(pwd)/projects"
+          source projects/env.sh
+          make -j"$(nproc)"
+
+    - name: Unit Tests
+      # Planet saving measure:
+      #   The tests take ages to convert from XML and we don't gain much by
+      #   running them on every combination in the matrix.
+      #   Another option might be to have the transformed C tests checked in.
+      if: ${{ matrix.compiler.vendor == 'gnu' && matrix.os == 'ubuntu-22.04' }}
+      env:
+        CC: ${{ matrix.compiler.CC }}
+        AR: ${{ matrix.compiler.AR }}
+        TARGET: ${{ github.event.repository.name }}
+      run: |
+          export TARGET_WORKSPACE="$(pwd)/projects"
+          source projects/env.sh
+          make test
-- 
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