michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0: /* vim:set ts=4 sw=4 sts=4 et cin: */
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
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef HttpLog_h__
michael@0: #define HttpLog_h__
michael@0: 
michael@0: 
michael@0: /*******************************************************************************
michael@0:  *  This file should ONLY be #included by source (.cpp) files in the /http
michael@0:  *  directory, not headers (.h).  If you need to use LOG() in a .h file, call
michael@0:  *  PR_LOG directly.
michael@0:  *
michael@0:  *  This file should also be the first #include in your file.
michael@0:  *
michael@0:  *  Yes, this is kludgy.
michael@0:  *******************************************************************************/
michael@0: 
michael@0: 
michael@0: // e10s mess: IPDL-generated headers include chromium files that both #include
michael@0: // prlog.h, and #define LOG in conflict with this file.
michael@0: // Solution: (as described in bug 545995)
michael@0: // 1) ensure that this file is #included before any IPDL-generated files and
michael@0: //    anything else that #includes prlog.h, so that we can make sure prlog.h
michael@0: //    sees FORCE_PR_LOG
michael@0: // 2) #include IPDL boilerplate, and then undef LOG so our LOG wins.
michael@0: // 3) nsNetModule.cpp does its own crazy stuff with #including prlog.h
michael@0: //    multiple times; allow it to define ALLOW_LATE_HTTPLOG_H_INCLUDE to bypass
michael@0: //    check.
michael@0: #if defined(PR_LOG) && !defined(ALLOW_LATE_HTTPLOG_H_INCLUDE)
michael@0: #error "If HttpLog.h #included it must come before any IPDL-generated files or other files that #include prlog.h"
michael@0: #endif
michael@0: 
michael@0: // NeckoChild.h will include chromium, which will include prlog.h so define
michael@0: // PR_FORCE before we do that.
michael@0: #if defined(MOZ_LOGGING)
michael@0: #define FORCE_PR_LOG
michael@0: #endif
michael@0: 
michael@0: #include "mozilla/net/NeckoChild.h"
michael@0: 
michael@0: // Get rid of Chromium's LOG definition
michael@0: #undef LOG
michael@0: 
michael@0: #if defined(PR_LOGGING)
michael@0: //
michael@0: // Log module for HTTP Protocol logging...
michael@0: //
michael@0: // To enable logging (see prlog.h for full details):
michael@0: //
michael@0: //    set NSPR_LOG_MODULES=nsHttp:5
michael@0: //    set NSPR_LOG_FILE=http.log
michael@0: //
michael@0: // this enables PR_LOG_ALWAYS level information and places all output in
michael@0: // the file http.log
michael@0: //
michael@0: extern PRLogModuleInfo *gHttpLog;
michael@0: #endif
michael@0: 
michael@0: // http logging
michael@0: #define LOG1(args) PR_LOG(gHttpLog, 1, args)
michael@0: #define LOG2(args) PR_LOG(gHttpLog, 2, args)
michael@0: #define LOG3(args) PR_LOG(gHttpLog, 3, args)
michael@0: #define LOG4(args) PR_LOG(gHttpLog, 4, args)
michael@0: #define LOG5(args) PR_LOG(gHttpLog, 5, args)
michael@0: #define LOG(args) LOG4(args)
michael@0: 
michael@0: #define LOG1_ENABLED() PR_LOG_TEST(gHttpLog, 1)
michael@0: #define LOG2_ENABLED() PR_LOG_TEST(gHttpLog, 2)
michael@0: #define LOG3_ENABLED() PR_LOG_TEST(gHttpLog, 3)
michael@0: #define LOG4_ENABLED() PR_LOG_TEST(gHttpLog, 4)
michael@0: #define LOG5_ENABLED() PR_LOG_TEST(gHttpLog, 5)
michael@0: #define LOG_ENABLED() LOG4_ENABLED()
michael@0: 
michael@0: #endif // HttpLog_h__