michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: // Original author: ekr@rtfm.com
michael@0: 
michael@0: #ifndef logging_h__
michael@0: #define logging_h__
michael@0: 
michael@0: #if defined(PR_LOG)
michael@0: #error "Must #include logging.h before any IPDL-generated files or other files that #include prlog.h."
michael@0: #endif
michael@0: 
michael@0: // Enforce logging under production builds for MOZ_MTLOG friends.
michael@0: #ifndef PR_LOGGING
michael@0: #define FORCE_PR_LOG 1
michael@0: #endif
michael@0: 
michael@0: #include <sstream>
michael@0: #include <prlog.h>
michael@0: 
michael@0: #if defined(PR_LOGGING)
michael@0: 
michael@0: #define ML_EMERG            1
michael@0: #define ML_ERROR            2
michael@0: #define ML_WARNING          3
michael@0: #define ML_NOTICE           4
michael@0: #define ML_INFO             5
michael@0: #define ML_DEBUG            6
michael@0: 
michael@0: // PR_LOGGING is on --> make useful MTLOG macros
michael@0: #define MOZ_MTLOG_MODULE(n) \
michael@0:   static PRLogModuleInfo* getLogModule() {      \
michael@0:     static PRLogModuleInfo* log;                \
michael@0:     if (!log)                                   \
michael@0:       log = PR_NewLogModule(n);                 \
michael@0:     return log;                                 \
michael@0:   }
michael@0: 
michael@0: #define MOZ_MTLOG(level, b) \
michael@0:   do {                                                                  \
michael@0:     std::stringstream str;                                              \
michael@0:     str << b;                                                           \
michael@0:     PR_LOG(getLogModule(), level, ("%s", str.str().c_str())); } while(0)
michael@0: 
michael@0: #else
michael@0: // PR_LOGGING is off --> make no-op MTLOG macros
michael@0: #define MOZ_MTLOG_MODULE(n)
michael@0: #define MOZ_MTLOG(level, b)
michael@0: 
michael@0: #endif // defined(PR_LOGGING)
michael@0: 
michael@0: #endif // logging_h__