webrtc/test/logging/log_writer.h
Jonas Olsson a4d873786f Format almost everything.
This CL was generated by running

git ls-files | grep -P "(\.h|\.cc)$" | grep -v 'sdk/' | grep -v 'rtc_base/ssl_' | \
grep -v 'fake_rtc_certificate_generator.h' | grep -v 'modules/audio_device/win/' | \
grep -v 'system_wrappers/source/clock.cc' | grep -v 'rtc_base/trace_event.h' | \
grep -v 'modules/audio_coding/codecs/ilbc/' | grep -v 'screen_capturer_mac.h' | \
grep -v 'spl_inl_mips.h' | grep -v 'data_size_unittest.cc' | grep -v 'timestamp_unittest.cc' \
| xargs clang-format -i ; git cl format

Most of these changes are clang-format grouping and reordering includes
differently.

Bug: webrtc:9340
Change-Id: Ic83ddbc169bfacd21883e381b5181c3dd4fe8a63
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/144051
Commit-Queue: Jonas Olsson <jonasolsson@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28505}
2019-07-08 13:45:15 +00:00

62 lines
1.8 KiB
C++

/*
* Copyright 2019 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef TEST_LOGGING_LOG_WRITER_H_
#define TEST_LOGGING_LOG_WRITER_H_
#include <stdarg.h>
#include <memory>
#include <string>
#include <utility>
#include "api/rtc_event_log_output.h"
#include "rtc_base/strings/string_builder.h"
namespace webrtc {
template <class... Args>
inline void LogWriteFormat(RtcEventLogOutput* out_, const char* fmt, ...) {
va_list args, copy;
va_start(args, fmt);
va_copy(copy, args);
const int predicted_length = std::vsnprintf(nullptr, 0, fmt, copy);
va_end(copy);
RTC_DCHECK_GE(predicted_length, 0);
std::string out_str(predicted_length, '\0');
if (predicted_length > 0) {
// Pass "+ 1" to vsnprintf to include space for the '\0'.
const int actual_length =
std::vsnprintf(&out_str.front(), predicted_length + 1, fmt, args);
RTC_DCHECK_GE(actual_length, 0);
}
va_end(args);
out_->Write(out_str);
}
class LogWriterFactoryInterface {
public:
virtual std::unique_ptr<RtcEventLogOutput> Create(std::string filename) = 0;
virtual ~LogWriterFactoryInterface() = default;
};
class LogWriterFactoryAddPrefix : public LogWriterFactoryInterface {
public:
LogWriterFactoryAddPrefix(LogWriterFactoryInterface* base,
std::string prefix);
std::unique_ptr<RtcEventLogOutput> Create(std::string filename) override;
private:
LogWriterFactoryInterface* const base_factory_;
const std::string prefix_;
};
} // namespace webrtc
#endif // TEST_LOGGING_LOG_WRITER_H_