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/*
* Copyright (C) 2010, 2011 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. 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 INC. 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.
*/
#ifndef EnvironmentVariables_h
#define EnvironmentVariables_h
#include <wtf/Noncopyable.h>
#include <wtf/Vector.h>
namespace WebKit {
class EnvironmentVariables {
WTF_MAKE_NONCOPYABLE(EnvironmentVariables);
public:
EnvironmentVariables();
~EnvironmentVariables();
void set(const char* name, const char* value);
const char* get(const char* name) const;
// Will append the value with the given separator if the environment variable already exists.
void appendValue(const char* name, const char* value, char separator);
char** environmentPointer() const { return m_environmentPointer; }
static const char* preexistingProcessServiceNameKey();
static const char* preexistingProcessTypeKey();
static void dump();
private:
const char* valueIfVariableHasName(const char* environmentVariable, const char* name) const;
const char* createStringForVariable(const char* name, const char* value);
void copyEnvironmentVariables();
char** m_environmentPointer;
Vector<char*> m_environmentVariables;
// These allocated strings will be freed in the destructor.
Vector<char*> m_allocatedStrings;
};
} // namespace WebKit
#endif // EnvironmentVariables_h
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