WebKitLogging.m   [plain text]


/*
 * Copyright (C) 2005, 2007, 2013 Apple Inc. All rights reserved.
 *
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 * modification, are permitted provided that the following conditions
 * are met:
 *
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 *     notice, this list of conditions and the following disclaimer. 
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 *     notice, this list of conditions and the following disclaimer in the
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 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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#import "WebKitLogging.h"

#if !LOG_DISABLED

#define DEFINE_LOG_CHANNEL(name) \
    WTFLogChannel JOIN_LOG_CHANNEL_WITH_PREFIX(LOG_CHANNEL_PREFIX, name) = { WTFLogChannelOff, #name };
WEBKIT_LOG_CHANNELS(DEFINE_LOG_CHANNEL)

#define LOG_CHANNEL_ADDRESS(name)  &JOIN_LOG_CHANNEL_WITH_PREFIX(LOG_CHANNEL_PREFIX, name),
static WTFLogChannel* logChannels[] = {
    WEBKIT_LOG_CHANNELS(LOG_CHANNEL_ADDRESS)
};

static const size_t logChannelCount = sizeof(logChannels) / sizeof(logChannels[0]);


static NSString * const defaultsDomain = @"WebKitLogging";

void WebKitInitializeLoggingChannelsIfNecessary()
{
    static bool haveInitializedLoggingChannels = false;
    if (haveInitializedLoggingChannels)
        return;
    haveInitializedLoggingChannels = true;

    NSString *logLevel = [[NSUserDefaults standardUserDefaults] stringForKey:defaultsDomain];
    if (!logLevel)
        return;
    
    WTFInitializeLogChannelStatesFromString(logChannels, logChannelCount, [logLevel UTF8String]);
}

#endif // !LOG_DISABLED

void ReportDiscardedDelegateException(SEL delegateSelector, id exception)
{
    if ([exception isKindOfClass:[NSException class]])
        NSLog(@"*** WebKit discarded an uncaught exception in the %s delegate: <%@> %@",
            sel_getName(delegateSelector), [exception name], [exception reason]);
    else
        NSLog(@"*** WebKit discarded an uncaught exception in the %s delegate: %@",
            sel_getName(delegateSelector), exception);
}