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/*
* Copyright (C) 2008 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 INC. OR
* 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.
*/
#include "config.h"
#include "Logging.h"
#include "PlatformString.h"
#include <wtf/OwnArrayPtr.h>
namespace WebCore {
static inline void initializeWithUserDefault(WTFLogChannel& channel)
{
DWORD length = GetEnvironmentVariableA(channel.defaultName, 0, 0);
if (!length)
return;
OwnArrayPtr<char> buffer(new char[length]);
if (!GetEnvironmentVariableA(channel.defaultName, buffer.get(), length))
return;
String variableValue(buffer.get());
static const String& hexadecimalPrefix = *new String("0x");
if (variableValue.length() < 3 || !variableValue.startsWith(hexadecimalPrefix, false)) {
LOG_ERROR("Unable to parse hex value for %s (%s), logging is off", channel.defaultName, buffer.get());
return;
}
String unprefixedValue = variableValue.substring(2);
// Now parse the unprefixed string as a hexadecimal number.
bool parsedSuccessfully = false;
unsigned logLevel = unprefixedValue.toUIntStrict(&parsedSuccessfully, 16);
if (!parsedSuccessfully) {
LOG_ERROR("Unable to parse hex value for %s (%s), logging is off", channel.defaultName, buffer.get());
return;
}
if ((logLevel & channel.mask) == channel.mask)
channel.state = WTFLogChannelOn;
else
channel.state = WTFLogChannelOff;
}
void InitializeLoggingChannelsIfNecessary()
{
static bool haveInitializedLoggingChannels = false;
if (haveInitializedLoggingChannels)
return;
haveInitializedLoggingChannels = true;
initializeWithUserDefault(LogNotYetImplemented);
initializeWithUserDefault(LogFrames);
initializeWithUserDefault(LogLoading);
initializeWithUserDefault(LogPopupBlocking);
initializeWithUserDefault(LogEvents);
initializeWithUserDefault(LogEditing);
initializeWithUserDefault(LogTextConversion);
initializeWithUserDefault(LogIconDatabase);
initializeWithUserDefault(LogSQLDatabase);
initializeWithUserDefault(LogSpellingAndGrammar);
initializeWithUserDefault(LogBackForward);
initializeWithUserDefault(LogHistory);
initializeWithUserDefault(LogPageCache);
initializeWithUserDefault(LogPlatformLeaks);
initializeWithUserDefault(LogNetwork);
initializeWithUserDefault(LogFTP);
initializeWithUserDefault(LogThreading);
initializeWithUserDefault(LogStorageAPI);
initializeWithUserDefault(LogMedia);
initializeWithUserDefault(LogPlugin);
initializeWithUserDefault(LogArchives);
}
} // namespace WebCore
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