src/media/lib/codec_impl/include/lib/media/codec_impl/log.h

// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SRC_MEDIA_LIB_CODEC_IMPL_INCLUDE_LIB_MEDIA_CODEC_IMPL_LOG_H_
#define SRC_MEDIA_LIB_CODEC_IMPL_INCLUDE_LIB_MEDIA_CODEC_IMPL_LOG_H_

#include <lib/syslog/logger.h>

#include <string_view>

#define VLOG_ENABLED 0

#if (VLOG_ENABLED)
#define VLOGF(format, ...) LOGF(format, ##__VA_ARGS__)
#else
#define VLOGF(...) \
  do {             \
  } while (0)
#endif

#define LOGF(format, ...)                                                                        \
  do {                                                                                           \
    fprintf(stderr, "[%s:%s:%d:%s] " format "\n", "codec_impl",                                  \
            codec_impl::internal::BaseName(__FILE__).data(), __LINE__, __func__, ##__VA_ARGS__); \
  } while (0)

// Temporary solution for logging in driver and non-driver contexts by logging to stderr
// TODO(41539): Replace with logging interface that accommodates both driver and non-driver contexts
#define LOG(severity, format, ...)                                                                 \
  do {                                                                                             \
    if (FX_LOG_##severity >= FX_LOG_INFO) {                                                        \
      fprintf(stderr, "[%s:%s:%d:%s] " format "\n", "codec_impl",                                  \
              codec_impl::internal::BaseName(__FILE__).data(), __LINE__, __func__, ##__VA_ARGS__); \
    }                                                                                              \
  } while (0)

namespace codec_impl {
namespace internal {

constexpr std::string_view BaseName(std::string_view path) {
  size_t pos = path.find_last_of('/') + 1;
  return (pos < path.size()) ? path.substr(pos) : path;
}

}  // namespace internal
}  // namespace codec_impl

#endif  // SRC_MEDIA_LIB_CODEC_IMPL_INCLUDE_LIB_MEDIA_CODEC_IMPL_LOG_H_