gecko/media/mtransport/logging.h
2013-05-20 19:11:01 -07:00

49 lines
1.5 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
// Original author: ekr@rtfm.com
#ifndef logging_h__
#define logging_h__
#if defined(PR_LOG)
#error "Must #include logging.h before before any IPDL-generated files or other files that #include prlog.h."
#endif
// Enforce logging under production builds for MOZ_MTLOG friends.
#ifndef PR_LOGGING
#define FORCE_PR_LOG 1
#endif
#include <sstream>
#include <prlog.h>
#if defined(PR_LOGGING)
// PR_LOGGING is on --> make useful MTLOG macros
#define MOZ_MTLOG_MODULE(n) \
static PRLogModuleInfo* getLogModule() { \
static PRLogModuleInfo* log; \
if (!log) \
log = PR_NewLogModule(n); \
return log; \
}
#define MOZ_MTLOG(level, b) \
do { \
std::stringstream str; \
str << b; \
PR_LOG(getLogModule(), level, ("%s", str.str().c_str())); } while(0)
#else
// PR_LOGGING is off --> make no-op MTLOG macros
#define MOZ_MTLOG_MODULE(n)
#define MOZ_MTLOG(level, b)
#endif // defined(PR_LOGGING)
#endif // logging_h__