Source/WebKitLegacy/mac/Misc/WebKitLogging.m

/*
 * Copyright (C) 2005, 2007, 2013 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer. 
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution. 
 * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
 *     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
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#import "WebKitLogging.h"

#if !LOG_DISABLED || !RELEASE_LOG_DISABLED

#define DEFINE_WEBKIT_LOG_CHANNEL(name) DEFINE_LOG_CHANNEL(name, LOG_CHANNEL_WEBKIT_SUBSYSTEM)
WEBKIT_LOG_CHANNELS(DEFINE_WEBKIT_LOG_CHANNEL)

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 WebKitInitializeLogChannelsIfNecessary()
{
    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 || !RELEASE_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);
}