//
// Copyright (C) 2002-2005  3Dlabs Inc. Ltd.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
//    Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
//
//    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.
//
//    Neither the name of 3Dlabs Inc. Ltd. 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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// 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.
//
/****************************************************************************\
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\****************************************************************************/

#ifndef PARSER_H
#define PARSER_H

namespace glslang {

// Multi-character tokens
enum EFixedAtoms {
    // single character tokens get their own char value as their token; start here for multi-character tokens
    PpAtomMaxSingle = 127,

    // replace bad character tokens with this, to avoid accidental aliasing with the below
    PpAtomBadToken,

    // Operators

    PPAtomAddAssign,
    PPAtomSubAssign,
    PPAtomMulAssign,
    PPAtomDivAssign,
    PPAtomModAssign,

    PpAtomRight,
    PpAtomLeft,

    PpAtomRightAssign,
    PpAtomLeftAssign,
    PpAtomAndAssign,
    PpAtomOrAssign,
    PpAtomXorAssign,

    PpAtomAnd,
    PpAtomOr,
    PpAtomXor,

    PpAtomEQ,
    PpAtomNE,
    PpAtomGE,
    PpAtomLE,

    PpAtomDecrement,
    PpAtomIncrement,

    PpAtomColonColon,

    PpAtomPaste,

    // Constants

    PpAtomConstInt,
    PpAtomConstUint,
    PpAtomConstInt64,
    PpAtomConstUint64,
    PpAtomConstInt16,
    PpAtomConstUint16,
    PpAtomConstFloat,
    PpAtomConstDouble,
    PpAtomConstFloat16,
    PpAtomConstString,

    // Identifiers
    PpAtomIdentifier,

    // preprocessor "keywords"

    PpAtomDefine,
    PpAtomUndef,

    PpAtomIf,
    PpAtomIfdef,
    PpAtomIfndef,
    PpAtomElse,
    PpAtomElif,
    PpAtomEndif,

    PpAtomLine,
    PpAtomPragma,
    PpAtomError,

    // #version ...
    PpAtomVersion,
    PpAtomCore,
    PpAtomCompatibility,
    PpAtomEs,

    // #extension
    PpAtomExtension,

    // __LINE__, __FILE__, __VERSION__

    PpAtomLineMacro,
    PpAtomFileMacro,
    PpAtomVersionMacro,

    // #include
    PpAtomInclude,

    PpAtomLast,
};

} // end namespace glslang

#endif /* not PARSER_H */