apply to fixed file

Signed-off-by: kminoda <koji.minoda@tier4.jp>

.github/workflows/cpp-check.yaml

@@ -14,28 +14,18 @@ jobs:
     - name: Install Cppcheck
       run: sudo apt-get install -y cppcheck
 
-    - name: Run Cppcheck
-      run: cppcheck --enable=warning,style,performance --error-exitcode=1 .
+    - name: Get changed files
+      id: changed-files
+      run: |
+        git fetch origin ${{ github.base_ref }} --depth=1
+        git diff --name-only ${{ github.base_ref }} ${{ github.head_ref }} > changed_files.txt
+        cat changed_files.txt
 
-    - name: Upload Cppcheck Report
-      if: failure()
-      uses: actions/upload-artifact@v2
-      with:
-        name: cppcheck-report
-        path: cppcheck-report.xml
-
-    - name: Post results as comment
-      if: failure()
-      uses: actions/github-script@v6
-      with:
-        script: |
-          const fs = require('fs');
-          const path = 'cppcheck-report.xml';
-          const report = fs.readFileSync(path, { encoding: 'utf8' });
-          const comment = `Cppcheck Analysis:\n\n\`\`\`xml\n${report}\n\`\`\``;
-          github.rest.issues.createComment({
-            issue_number: context.issue.number,
-            owner: context.repo.owner,
-            repo: context.repo.repo,
-            body: comment
-          });
+    - name: Run Cppcheck on changed files
+      run: |
+        files=$(cat changed_files.txt | grep '\.cpp$\|\.h$' | tr '\n' ' ')
+        if [ -n "$files" ]; then
+          cppcheck --enable=warning,style,performance --error-exitcode=1 $files
+        else
+          echo "No C++ files changed."
+      shell: bash