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//
// Copyright (c) 2011 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
#ifndef COMPILER_PREPROCESSOR_INPUT_H_
#define COMPILER_PREPROCESSOR_INPUT_H_
#include <stddef.h>
#include <vector>
namespace pp
{
// Holds and reads input for Lexer.
class Input
{
public:
Input();
Input(size_t count, const char *const string[], const int length[]);
size_t count() const
{
return mCount;
}
const char *string(size_t index) const
{
return mString[index];
}
size_t length(size_t index) const
{
return mLength[index];
}
size_t read(char *buf, size_t maxSize);
struct Location
{
size_t sIndex; // String index;
size_t cIndex; // Char index.
Location()
: sIndex(0),
cIndex(0)
{
}
};
const Location &readLoc() const { return mReadLoc; }
private:
// Input.
size_t mCount;
const char * const *mString;
std::vector<size_t> mLength;
Location mReadLoc;
};
} // namespace pp
#endif // COMPILER_PREPROCESSOR_INPUT_H_
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