CI: Enforce status checks once pull requests received (sysprog21#113)

We tend to reject the pull requests if they fail to pass coding style checks
and static analysis.

See https://www.wesleyhaakman.org/working-with-pull-requests-status-checks-arm-templates-and-github-actions/

.github/workflows/generate_doc.yaml

@@ -35,17 +35,3 @@ jobs:
  lkmpg-html.tar.gz
  tag_name: "latest"
  prerelease: true
-
- validate:
- runs-on: ubuntu-20.04
- steps:
- - name: checkout code
- uses: actions/checkout@v2
- - name: validate coding style and functionality
- run: |
- sudo apt-get install -q -y clang-format-11
- sudo apt-get install -q -y cppcheck
- .ci/check-format.sh
- .ci/static-analysis.sh
- .ci/build-n-run.sh
- shell: bash

.github/workflows/status-check.yaml

@@ -0,0 +1,24 @@
+name: status-checks
+
+on:
+ push:
+ branches: [ master ]
+ pull_request:
+ branches: [ master ]
+
+ workflow_dispatch:
+
+jobs:
+ validate:
+ runs-on: ubuntu-20.04
+ steps:
+ - name: checkout code
+ uses: actions/checkout@v2
+ - name: validate coding style and functionality
+ run: |
+ sudo apt-get install -q -y clang-format-11
+ sudo apt-get install -q -y cppcheck
+ .ci/check-format.sh
+ .ci/static-analysis.sh
+ .ci/build-n-run.sh
+ shell: bash