test PR analysis with SonarCloud of forks

.github/workflows/sonarcloud.yml

@@ -0,0 +1,45 @@
+name: SonarCloud
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    types: [opened, synchronize, reopened]
+
+jobs:
+
+  build:
+
+    name: Build and analyze
+    runs-on: ubuntu-latest
+
+    steps:
+
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0 # shallow clones should be disabled for a better relevancy of analysis
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: 17
+          distribution: 'zulu' # alternative distribution options are available
+
+      - name: Cache SonarQube packages
+        uses: actions/cache@v4
+        with:
+          path: ~/.sonar/cache
+          key: ${{ runner.os }}-sonar
+          restore-keys: ${{ runner.os }}-sonar
+
+      - name: Cache Maven packages
+        uses: actions/cache@v4
+        with:
+          path: ~/.m2
+          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
+          restore-keys: ${{ runner.os }}-m2
+
+      - name: Build and analyze
+        env:
+          SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
+        run: mvn -B verify org.sonarsource.scanner.maven:sonar-maven-plugin:sonar -Dsonar.projectKey=org.sonarsource.sonarqube-plugins.cxx:cxx

pom.xml

@@ -257,6 +257,10 @@
     <license.years>2010-2024</license.years>
     <license.name>GNU LGPL v3</license.name>
 
+    <!-- properties for SonarQube Cloud analysis -->
+    <sonar.organization>sonaropencommunity</sonar.organization>
+    <sonar.host.url>https://sonarcloud.io</sonar.host.url>
+
     <maven.test.redirectTestOutputToFile>true</maven.test.redirectTestOutputToFile>
     <sonar.artifact.path>target/${project.artifactId}-${project.version}.jar</sonar.artifact.path>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>