Merge branch homebrew/master into linuxbrew/master

 Conflicts:
	.github/workflows/tests-linux.yml

.github/workflows/tests-linux.yml

@@ -0,0 +1,66 @@
+name: GitHub Actions CI
+on:
+  pull_request:
+    paths:
+      - "Formula/alsa-lib.rb"
+      - "Formula/attr.rb"
+      - "Formula/device-mapper.rb"
+      - "Formula/libaio.rb"
+      - "Formula/ladspa-sdk.rb"
+      - "Formula/libbsd.rb"
+      - "Formula/libcap.rb"
+      - "Formula/libcap-ng.rb"
+      - "Formula/libdrm.rb"
+      - "Formula/libfuse.rb"
+      - "Formula/libmnl.rb"
+      - "Formula/libnetfilter-queue.rb"
+      - "Formula/libnfnetlink.rb"
+      - "Formula/libnsl.rb"
+      - "Formula/libpciaccess.rb"
+      - "Formula/libseccomp.rb"
+      - "Formula/libtirpc.rb"
+      - "Formula/libva.rb"
+      - "Formula/linux-headers.rb"
+      - "Formula/strace.rb"
+      - "Formula/valgrind.rb"
+      - "Formula/wayland.rb"
+      - "Formula/wayland-protocols.rb"
+jobs:
+  check_labels_linux:
+    runs-on: ubuntu-latest
+    outputs:
+      run-tests: ${{ steps.check-labels.outputs.result }}
+    steps:
+      - name: Check for CI-syntax-only label
+        id: check-labels
+        uses: actions/github-script@v3
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            const { data: { labels: labels } } = await github.pulls.get({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              pull_number: context.issue.number
+            })
+            if (!labels.map(label => label.name).includes('CI-syntax-only')) {
+              console.log('No CI-syntax-only label found. Running tests.')
+              return true
+            }
+            console.log('CI-syntax-only label found. Skipping tests.')
+
+  tests_linux:
+    needs: check_labels_linux
+    if: needs.check_labels_linux.outputs.run-tests
+    runs-on: ubuntu-latest
+    container:
+      image: homebrew/ubuntu16.04:master
+    env:
+      HOMEBREW_CORE_GIT_REMOTE: ${{github.event.repository.html_url}}
+      HOMEBREW_FORCE_HOMEBREW_ON_LINUX: 1
+    steps:
+      - name: Set up Homebrew
+        uses: Homebrew/actions/setup-homebrew@master
+
+      - run: brew test-bot --only-cleanup-before
+
+      - run: brew test-bot --only-formulae --build-from-source

Formula/libva.rb

@@ -0,0 +1,50 @@
+class Libva < Formula
+  desc "Hardware accelerated video processing library"
+  homepage "https://github.com/intel/libva"
+  url "https://github.com/intel/libva/releases/download/2.6.1/libva-2.6.1.tar.bz2"
+  sha256 "6c57eb642d828af2411aa38f55dc10111e8c98976dbab8fd62e48629401eaea5"
+  license "MIT"
+
+  livecheck do
+    url :stable
+    strategy :github_latest
+  end
+
+  depends_on "pkg-config" => [:build, :test]
+  depends_on "libdrm"
+  depends_on "libx11"
+  depends_on "libxext"
+  depends_on "libxfixes"
+  depends_on :linux
+  depends_on "wayland"
+
+  def install
+    system "./configure", "--prefix=#{prefix}",
+                          "--sysconfdir=#{etc}",
+                          "--localstatedir=#{var}",
+                          "--disable-dependency-tracking",
+                          "--disable-silent-rules",
+                          "--enable-drm",
+                          "--enable-x11",
+                          "--disable-glx",
+                          "--enable-wayland"
+    system "make"
+    system "make", "install"
+  end
+
+  test do
+    %w[libva libva-drm libva-wayland libva-x11].each do |name|
+      assert_match "-I#{include}", shell_output("pkg-config --cflags #{name}")
+    end
+    (testpath/"test.c").write <<~EOS
+      #include <va/va.h>
+      int main(int argc, char *argv[]) {
+        VADisplay display;
+        vaDisplayIsValid(display);
+        return 0;
+      }
+    EOS
+    system ENV.cc, "test.c", "-o", "test", "-I#{include}", "-L#{lib}", "-lva"
+    system "./test"
+  end
+end