Added c-cpp-linter.yml

Author: iamwatchdogs

.github/workflows/c-cpp-linter.yml

@@ -0,0 +1,72 @@
+name: c-cpp-linter
+
+on:
+  pull_request:
+    branches: [main]
+    paths: ['**.c', '**.cpp', '**.h', '**.hpp', '**.cc', '**.hh', '**.cxx', '**.hxx']
+
+jobs:
+  c-cpp-linter:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4.1.0
+        
+      - uses: cpp-linter/cpp-linter-action@v2.6.1
+        id: linter
+        continue-on-error: false
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          style: file
+          tidy-checks: ''
+          thread-comments: true
+          step-summary: true
+
+      - name: Fail checks
+        if: steps.linter.outputs.checks-failed > 0
+        run: |
+          echo "Some files failed the linting checks!"
+          echo "No. of checks failed: ${{ steps.linter.outputs.checks-failed }}"
+          echo "Use the clang-format diffs to find more help"
+
+      - name: Setup Python
+        if: steps.linter.outputs.checks-failed > 0
+        uses: actions/setup-python@v4.7.1
+        with:
+           python-version: '3.12'
+
+      - name: Getting PR details
+        if: steps.linter.outputs.checks-failed > 0
+        run: |
+          touch pr.json                                 # creating empty file for paths
+          gh pr view $PR_NUMBER --json files > pr.json  # storing file paths
+          touch res                                     # creating empty file for final output
+        env:
+          PR_NUMBER: ${{ github.event.pull_request.number }}
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Python script for clang diff
+        if: steps.linter.outputs.checks-failed > 0
+        uses: jannekem/run-python-script-action@v1
+        with:
+          script: |
+            import os
+            import json
+            import sys
+            with open('pr.json','r') as json_file:
+              data = json.load(json_file)
+              for file in data["files"]:
+                path = file["path"]
+                if os.path.exists(path):
+                  os.system('echo "" >> res')
+                  os.system(f'echo "Filename: {path}" >> res')
+                  os.system('echo "" >> res')
+                  os.system(f'clang-format-12 -style=Google {path} >> res')
+                  os.system('echo ---------------------------------------- >> res')
+
+      - name: Show diffs and exit
+        if: steps.linter.outputs.checks-failed > 0
+        run: |
+          cat res
+          exit 1