--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKit/mac/Misc/WebKitLogging.m	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2005, 2007 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 Computer, 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"
+
+WTFLogChannel WebKitLogTextInput =              { 0x00000010, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogTiming =                 { 0x00000020, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogLoading =                { 0x00000040, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogFontCache =              { 0x00000100, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogFontSubstitution =       { 0x00000200, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogDownload =               { 0x00000800, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogDocumentLoad =           { 0x00001000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogPlugins =                { 0x00002000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogEvents =                 { 0x00010000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogView =                   { 0x00020000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogRedirect =               { 0x00040000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogPageCache =              { 0x00080000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogCacheSizes =             { 0x00100000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogFormDelegate =           { 0x00200000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogFileDatabaseActivity =   { 0x00400000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogHistory =                { 0x00800000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogBindings =               { 0x01000000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogFontSelection =          { 0x02000000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogEncoding =               { 0x04000000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogLiveConnect =            { 0x08000000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogBackForward =            { 0x10000000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogProgress =               { 0x20000000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogPluginEvents =           { 0x40000000, "WebKitLogLevel", WTFLogChannelOff };
+WTFLogChannel WebKitLogIconDatabase =           { 0x80000000, "WebKitLogLevel", WTFLogChannelOff };
+
+static void initializeLogChannel(WTFLogChannel *channel)
+{
+    channel->state = WTFLogChannelOff;
+    NSString *logLevelString = [[NSUserDefaults standardUserDefaults] objectForKey:[NSString stringWithUTF8String:channel->defaultName]];
+    if (logLevelString) {
+        unsigned logLevel;
+        if (![[NSScanner scannerWithString:logLevelString] scanHexInt:&logLevel])
+            NSLog(@"unable to parse hex value for %s (%@), logging is off", channel->defaultName, logLevelString);
+        if ((logLevel & channel->mask) == channel->mask)
+            channel->state = WTFLogChannelOn;
+    }
+}
+
+void WebKitInitializeLoggingChannelsIfNecessary()
+{
+    static bool haveInitializedLoggingChannels = false;
+    if (haveInitializedLoggingChannels)
+        return;
+    haveInitializedLoggingChannels = true;
+    
+    initializeLogChannel(&WebKitLogTiming);
+    initializeLogChannel(&WebKitLogLoading);
+    initializeLogChannel(&WebKitLogFontCache);
+    initializeLogChannel(&WebKitLogFontSubstitution);
+    initializeLogChannel(&WebKitLogDownload);
+    initializeLogChannel(&WebKitLogDocumentLoad);
+    initializeLogChannel(&WebKitLogPlugins);
+    initializeLogChannel(&WebKitLogEvents);
+    initializeLogChannel(&WebKitLogView);
+    initializeLogChannel(&WebKitLogRedirect);
+    initializeLogChannel(&WebKitLogPageCache);
+    initializeLogChannel(&WebKitLogCacheSizes);
+    initializeLogChannel(&WebKitLogFormDelegate);
+    initializeLogChannel(&WebKitLogFileDatabaseActivity);
+    initializeLogChannel(&WebKitLogHistory);
+    initializeLogChannel(&WebKitLogBindings);
+    initializeLogChannel(&WebKitLogFontSelection);
+    initializeLogChannel(&WebKitLogEncoding);
+    initializeLogChannel(&WebKitLogLiveConnect);
+    initializeLogChannel(&WebKitLogBackForward);
+    initializeLogChannel(&WebKitLogProgress);
+    initializeLogChannel(&WebKitLogPluginEvents);
+    initializeLogChannel(&WebKitLogIconDatabase);
+    initializeLogChannel(&WebKitLogTextInput);
+}
+
+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);
+}