#!/bin/bash

# Copyright The OpenTelemetry Authors
# SPDX-License-Identifier: Apache-2.0

FIND="find . -name third_party -prune -o -name tools -prune -o -name opentracing-shim -prune -o -name .git -prune -o -name _deps -prune -o -name build -prune -o -name out -prune -o -name .vs -prune -o -name opentelemetry_logo.png -prune -o -name TraceLoggingDynamic.h -prune -o -name '*.h' -o -name '*.cc' -print"

COMPILE_COMMANDS_PATH="./build/compile_commands.json"

LOG_FILE="clang-tidy-output.log"

FILTER_PATTERN="Suppressed [0-9]* warnings.*|Use -header-filter=.*|Use -system-headers.* | warnings generated."

rm -f $LOG_FILE

NUM_PROCESSORS=$(nproc)

# Function to run clang-tidy on a single file
run_clang_tidy() {
  file=$1
# echo "Running clang-tidy on $file"
  clang-tidy-18 -p=$COMPILE_COMMANDS_PATH -fix-notes "$file" 2>&1 | grep -Ev "$FILTER_PATTERN" | tee -a $LOG_FILE
}

export -f run_clang_tidy
export COMPILE_COMMANDS_PATH
export LOG_FILE
export FILTER_PATTERN

# Run clang-tidy in parallel on each file found by the find command
eval $FIND | xargs -P $NUM_PROCESSORS -n 1 bash -c 'run_clang_tidy "$@"' _

echo "Clang-tidy run complete. Check the log file $LOG_FILE for details."