ci: Improve clang tidy job

.gitlab-ci.yml

@@ -37,10 +37,8 @@ clang_tidy:
         -DACTS_BUILD_EVERYTHING=on
         -DACTS_RUN_CLANG_TIDY=on
 
-    - mkdir clang-tidy
-
     # Main clang-tidy run during cmake compilation
-    - CI/clang_tidy/run_clang_tidy.sh build | tee clang-tidy/clang-tidy.log
+    - CI/clang_tidy/run_clang_tidy.sh clang-tidy build
 
     # Install dependencies for processing scripts
     - pip install -r CI/clang_tidy/requirements.txt

CI/clang_tidy/run_clang_tidy.sh

@@ -1,8 +1,27 @@
 #!/bin/bash
+
+set -e
+
+output_dir=$1
+shift
 build_dir=$1
+shift
 
-export NINJA_STATUS="[ninja][%f/%t] "
+mkdir -p $output_dir
+output_dir=$(realpath $output_dir)
 
 pushd $build_dir
-ninja | grep -v '\[ninja\]'
+NINJA_STATUS="[ninja] [%f/%t] " ninja $@ | tee $output_dir/ninja.log
 popd
+
+# grep fails if it does not find anything
+set +e
+rm $output_dir/clang-tidy.log
+cat $output_dir/ninja.log | grep -v '\[ninja\]' > $output_dir/clang-tidy.log
+set -e
+
+if [ ! -f $output_dir/clang-tidy.log ]; then
+  exit 1
+fi
+
+exit 0