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      1 /*
      2  * Copyright (C) 2003, 2006 Apple Computer, Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #include "Logging.h"
     27 
     28 namespace WebCore {
     29 
     30 static inline void initializeWithUserDefault(WTFLogChannel& channel)
     31 {
     32     NSString *logLevelString = [[NSUserDefaults standardUserDefaults] objectForKey:[NSString stringWithUTF8String:channel.defaultName]];
     33     if (logLevelString) {
     34         unsigned logLevel;
     35         if (![[NSScanner scannerWithString:logLevelString] scanHexInt:&logLevel])
     36             NSLog(@"unable to parse hex value for %s (%@), logging is off", channel.defaultName, logLevelString);
     37         if ((logLevel & channel.mask) == channel.mask)
     38             channel.state = WTFLogChannelOn;
     39         else
     40             channel.state = WTFLogChannelOff;
     41     }
     42 }
     43 
     44 void InitializeLoggingChannelsIfNecessary()
     45 {
     46     static bool haveInitializedLoggingChannels = false;
     47     if (haveInitializedLoggingChannels)
     48         return;
     49     haveInitializedLoggingChannels = true;
     50 
     51     initializeWithUserDefault(LogNotYetImplemented);
     52     initializeWithUserDefault(LogFrames);
     53     initializeWithUserDefault(LogLoading);
     54     initializeWithUserDefault(LogPopupBlocking);
     55     initializeWithUserDefault(LogEvents);
     56     initializeWithUserDefault(LogEditing);
     57     initializeWithUserDefault(LogTextConversion);
     58     initializeWithUserDefault(LogIconDatabase);
     59     initializeWithUserDefault(LogSQLDatabase);
     60     initializeWithUserDefault(LogSpellingAndGrammar);
     61     initializeWithUserDefault(LogBackForward);
     62     initializeWithUserDefault(LogHistory);
     63     initializeWithUserDefault(LogPageCache);
     64     initializeWithUserDefault(LogPlatformLeaks);
     65     initializeWithUserDefault(LogNetwork);
     66     initializeWithUserDefault(LogFTP);
     67     initializeWithUserDefault(LogThreading);
     68     initializeWithUserDefault(LogStorageAPI);
     69     initializeWithUserDefault(LogMedia);
     70     initializeWithUserDefault(LogPlugins);
     71     initializeWithUserDefault(LogArchives);
     72 }
     73 
     74 }
     75