type.h

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#pragma once
 
#ifndef TYPE_H
#    define TYPE_H
 
typedef enum _VARIABLE_TYPE_KIND
{
    TY_UNKNOWN,
    TY_VOID,
    TY_BOOL,
    TY_CHAR,
    TY_SHORT,
    TY_INT,
    TY_LONG,
    TY_FLOAT,
    TY_DOUBLE,
    TY_LDOUBLE,
    TY_ENUM,
    TY_PTR,
    TY_FUNC,
    TY_ARRAY,
    TY_VLA, // variable-length array
    TY_STRUCT,
    TY_UNION,
} VARIABLE_TYPE_KIND;
 
typedef struct _VARIABLE_TYPE
{
    VARIABLE_TYPE_KIND      Kind;
    int                     Size;  // sizeof() value
    int                     Align; // alignment
    BOOLEAN                 IsUnsigned;
    struct _VARIABLE_TYPE * Base;
    int                     ArrayLen;
} VARIABLE_TYPE, *PVARIABLE_TYPE;
 
extern VARIABLE_TYPE * VARIABLE_TYPE_UNKNOWN;
 
extern VARIABLE_TYPE * VARIABLE_TYPE_VOID;
extern VARIABLE_TYPE * VARIABLE_TYPE_BOOL;
 
extern VARIABLE_TYPE * VARIABLE_TYPE_CHAR;
extern VARIABLE_TYPE * VARIABLE_TYPE_SHORT;
extern VARIABLE_TYPE * VARIABLE_TYPE_INT;
extern VARIABLE_TYPE * VARIABLE_TYPE_LONG;
 
extern VARIABLE_TYPE * VARIABLE_TYPE_UCHAR;
extern VARIABLE_TYPE * VARIABLE_TYPE_USHORT;
extern VARIABLE_TYPE * VARIABLE_TYPE_UINT;
extern VARIABLE_TYPE * VARIABLE_TYPE_ULONG;
 
extern VARIABLE_TYPE * VARIABLE_TYPE_FLOAT;
extern VARIABLE_TYPE * VARIABLE_TYPE_DOUBLE;
extern VARIABLE_TYPE * VARIABLE_TYPE_LDOUBLE;
 
typedef enum _SCRIPT_ENGINE_ERROR_TYPE
{
    SCRIPT_ENGINE_ERROR_FREE,
    SCRIPT_ENGINE_ERROR_SYNTAX,
    SCRIPT_ENGINE_ERROR_UNKNOWN_TOKEN,
    SCRIPT_ENGINE_ERROR_UNRESOLVED_VARIABLE,
    SCRIPT_ENGINE_ERROR_UNHANDLED_SEMANTIC_RULE,
    SCRIPT_ENGINE_ERROR_TEMP_LIST_FULL,
    SCRIPT_ENGINE_ERROR_UNDEFINED_FUNCTION,
    SCRIPT_ENGINE_ERROR_UNDEFINED_VARIABLE_TYPE,
    SCRIPT_ENGINE_ERROR_VOID_FUNCTION_RETURNING_VALUE,
    SCRIPT_ENGINE_ERROR_NON_VOID_FUNCTION_NOT_RETURNING_VALUE
} SCRIPT_ENGINE_ERROR_TYPE,
    *PSCRIPT_ENGINE_ERROR_TYPE;
 
#endif