ci: cppcheck caching

.github/workflows/ci_linting.yml

@@ -14,6 +14,7 @@ jobs:
     runs-on: ubuntu-20.04
     env:
       CPPCHECK_INSTALL_DIR: test-deps/cppcheck
+      CPPCHECK_CACHE_DIR: test-deps/cppcheck-cache
     steps:
       - uses: actions/checkout@v3
 
@@ -26,7 +27,14 @@ jobs:
         continue-on-error: true
         with:
           path: ${{ env.CPPCHECK_INSTALL_DIR }}
-          key: cppcheck-2.3-${{ env.CPPCHECK_INSTALL_DIR }}
+          key: cppcheck-${{ env.CPPCHECK_INSTALL_DIR }}
+
+      - name: Cache build dir
+        uses: actions/[email protected]
+        continue-on-error: true
+        with:
+          path: ${{ env.CPPCHECK_CACHE_DIR }}
+          key: cppcheck-${{ env.CPPCHECK_CACHE_DIR }}
 
       - name: Install
         if: steps.cache.outputs.cache-hit != 'true'

codebuild/bin/run_cppcheck.sh

@@ -24,13 +24,22 @@ if [ "$#" -ne "1" ]; then
     usage
 fi
 
+if [ -n "$CPPCHECK_CACHE_DIR" ]; then
+  mkdir -p $CPPCHECK_CACHE_DIR
+  BUILD_DIR_ARG=" --cppcheck-build-dir=$CPPCHECK_CACHE_DIR"
+fi
+
 INSTALL_DIR=$1
 
 CPPCHECK_EXECUTABLE=${INSTALL_DIR}/cppcheck
 
 FAILED=0
 $CPPCHECK_EXECUTABLE --version
-$CPPCHECK_EXECUTABLE --std=c99 --error-exitcode=-1 --quiet --force -j 8 --enable=all --template='[{file}:{line}]: ({severity}:{id}) {message}' --inline-suppr --suppressions-list=codebuild/bin/cppcheck_suppressions.txt -I . -I ./tests api bin crypto error stuffer ./tests/unit tls utils || FAILED=1
+$CPPCHECK_EXECUTABLE --std=c99 --error-exitcode=-1 --quiet --force -j 8 \
+    --enable=all --template='[{file}:{line}]: ({severity}:{id}) {message}' \
+    ${BUILD_DIR_ARG} \
+    --inline-suppr --suppressions-list=codebuild/bin/cppcheck_suppressions.txt \
+    -I . -I ./tests api bin crypto error stuffer ./tests/unit tls utils || FAILED=1
 if [ $FAILED == 1 ];
 then
 	printf "\\033[31;1mFAILED cppcheck\\033[0m\\n"