/*
*   $Id$
*
*   Copyright (c) 1996-2003, Darren Hiebert
*
*   This source code is released for free distribution under the terms of the
*   GNU General Public License.
*
*   This module contains functions for parsing and scanning C, C++ and Java
*   source files.
*/

/*
*   INCLUDE FILES
*/
#include "general.h"        /* must always come first */

#include <string.h>
#include <setjmp.h>

#include "debug.h"
#include "entry.h"
#include "get.h"
#include "keyword.h"
#include "options.h"
#include "parse.h"
#include "read.h"
#include "routines.h"

/*
*   MACROS
*/

#define activeToken(st)     ((st)->token [(int) (st)->tokenIndex])
#define parentDecl(st)      ((st)->parent == NULL ? \
                             DECL_NONE : (st)->parent->declaration)
#define isType(token,t)     (boolean) ((token)->type == (t))
#define insideEnumBody(st)  ((st)->parent == NULL ? FALSE : \
                             (boolean) ((st)->parent->declaration == DECL_ENUM || (st)->parent->declaration == DECL_STRONG_ENUM))
#define isExternCDecl(st,c) (boolean) ((c) == STRING_SYMBOL  && \
                                       ! (st)->haveQualifyingName  && (st)->scope == SCOPE_EXTERN)

#define isOneOf(c,s)        (boolean) (strchr ((s), (c)) != NULL)

#define isHighChar(c)       ((c) != EOF && (unsigned char)(c) >= 0xc0)

/*
*   DATA DECLARATIONS
*/

enum { NumTokens = 11 };

typedef enum eException {
    ExceptionNone, ExceptionEOF, ExceptionFormattingError,
    ExceptionBraceFormattingError
} exception_t;

/*  Used to specify type of keyword.
 */
typedef enum eKeywordId {
    KEYWORD_NONE = -1,
    KEYWORD_ATTRIBUTE, KEYWORD_ABSTRACT,
    KEYWORD_BOOLEAN, KEYWORD_BYTE, KEYWORD_BAD_STATE, KEYWORD_BAD_TRANS,
    KEYWORD_BIND, KEYWORD_BIND_VAR, KEYWORD_BIT,
    KEYWORD_CASE, KEYWORD_CATCH, KEYWORD_CHAR, KEYWORD_CLASS, KEYWORD_CONST,
    KEYWORD_CONSTRAINT, KEYWORD_COVERAGE_BLOCK, KEYWORD_COVERAGE_DEF,
    KEYWORD_DEFAULT, KEYWORD_DELEGATE, KEYWORD_DELETE, KEYWORD_DO,
    KEYWORD_DOUBLE,
    KEYWORD_ELSE, KEYWORD_ENUM, KEYWORD_EXPLICIT, KEYWORD_EXTERN,
    KEYWORD_EXTENDS, KEYWORD_EVENT,
    KEYWORD_FINAL, KEYWORD_FLOAT, KEYWORD_FOR, KEYWORD_FOREACH,
    KEYWORD_FRIEND, KEYWORD_FUNCTION,
    KEYWORD_GOTO,
    KEYWORD_IF, KEYWORD_IMPLEMENTS, KEYWORD_IMPORT, KEYWORD_INLINE, KEYWORD_INT,
    KEYWORD_INOUT, KEYWORD_INPUT, KEYWORD_INTEGER, KEYWORD_INTERFACE,
    KEYWORD_INTERNAL,
    KEYWORD_LOCAL, KEYWORD_LONG,
    KEYWORD_M_BAD_STATE, KEYWORD_M_BAD_TRANS, KEYWORD_M_STATE, KEYWORD_M_TRANS,
    KEYWORD_MUTABLE,
    KEYWORD_NAMESPACE, KEYWORD_NEW, KEYWORD_NEWCOV, KEYWORD_NATIVE,
    KEYWORD_OPERATOR, KEYWORD_OUTPUT, KEYWORD_OVERLOAD, KEYWORD_OVERRIDE,
    KEYWORD_PACKED, KEYWORD_PORT, KEYWORD_PACKAGE, KEYWORD_PRIVATE,
    KEYWORD_PROGRAM, KEYWORD_PROTECTED, KEYWORD_PUBLIC,
    KEYWORD_REGISTER, KEYWORD_RETURN,
    KEYWORD_SHADOW, KEYWORD_STATE,
    KEYWORD_SHORT, KEYWORD_SIGNED, KEYWORD_STATIC, KEYWORD_STRING,
    KEYWORD_STRUCT, KEYWORD_SWITCH, KEYWORD_SYNCHRONIZED,
    KEYWORD_TASK, KEYWORD_TEMPLATE, KEYWORD_THIS, KEYWORD_THROW,
    KEYWORD_THROWS, KEYWORD_TRANSIENT, KEYWORD_TRANS, KEYWORD_TRANSITION,
    KEYWORD_TRY, KEYWORD_TYPEDEF, KEYWORD_TYPENAME,
    KEYWORD_UINT, KEYWORD_ULONG, KEYWORD_UNION, KEYWORD_UNSIGNED, KEYWORD_USHORT,
    KEYWORD_USING,
    KEYWORD_VIRTUAL, KEYWORD_VOID, KEYWORD_VOLATILE,
    KEYWORD_WCHAR_T, KEYWORD_WHILE
} keywordId;

/*  Used to determine whether keyword is valid for the current language and
 *  what its ID is.
 */
typedef struct sKeywordDesc {
    const char *name;
    keywordId id;
    short isValid [5]; /* indicates languages for which kw is valid */
} keywordDesc;

/*  Used for reporting the type of object parsed by nextToken ().
 */
typedef enum eTokenType {
    TOKEN_NONE,          /* none */
    TOKEN_ARGS,          /* a parenthetical pair and its contents */
    TOKEN_BRACE_CLOSE,
    TOKEN_BRACE_OPEN,
    TOKEN_COLON,         /* the colon character */
    TOKEN_COMMA,         /* the comma character */
    TOKEN_DOUBLE_COLON,  /* double colon indicates nested-name-specifier */
    TOKEN_KEYWORD,
    TOKEN_NAME,          /* an unknown name */
    TOKEN_PACKAGE,       /* a Java package name */
    TOKEN_PAREN_NAME,    /* a single name in parentheses */
    TOKEN_SEMICOLON,     /* the semicolon character */
    TOKEN_SPEC,          /* a storage class specifier, qualifier, type, etc. */
    TOKEN_COUNT
} tokenType;

/*  This describes the scoping of the current statement.
 */
typedef enum eTagScope {
    SCOPE_GLOBAL,        /* no storage class specified */
    SCOPE_STATIC,        /* static storage class */
    SCOPE_EXTERN,        /* external storage class */
    SCOPE_FRIEND,        /* declares access only */
    SCOPE_TYPEDEF,       /* scoping depends upon context */
    SCOPE_COUNT
} tagScope;

typedef enum eDeclaration {
    DECL_NONE,
    DECL_BASE,           /* base type (default) */
    DECL_CLASS,
    DECL_ENUM,
    DECL_EVENT,
    DECL_FUNCTION,
    DECL_IGNORE,         /* non-taggable "declaration" */
    DECL_INTERFACE,
    DECL_NAMESPACE,
    DECL_NOMANGLE,       /* C++ name demangling block */
    DECL_PACKAGE,
    DECL_PROGRAM,        /* Vera program */
    DECL_STRUCT,
    DECL_TASK,           /* Vera task */
    DECL_UNION,
    DECL_COUNT,
    DECL_STRONG_ENUM,
} declType;

typedef enum eVisibilityType {
    ACCESS_UNDEFINED,
    ACCESS_LOCAL,
    ACCESS_PRIVATE,
    ACCESS_PROTECTED,
    ACCESS_PUBLIC,
    ACCESS_DEFAULT,      /* Java-specific */
    ACCESS_COUNT
} accessType;

/*  Information about the parent class of a member (if any).
 */
typedef struct sMemberInfo {
    accessType access;           /* access of current statement */
    accessType accessDefault;    /* access default for current statement */
} memberInfo;

typedef struct sTokenInfo {
    tokenType     type;
    keywordId     keyword;
    vString*      name;             /* the name of the token */
    vString*      templateInitList; /* template initialization */
    unsigned long lineNumber;       /* line number of tag */
    fpos_t        filePosition;     /* file position of line containing name */
} tokenInfo;

typedef enum eImplementation {
    IMP_DEFAULT,
    IMP_ABSTRACT,
    IMP_VIRTUAL,
    IMP_PURE_VIRTUAL,
    IMP_COUNT
} impType;

/*  Describes the statement currently undergoing analysis.
 */
typedef struct sStatementInfo {
    tagScope     scope;
    declType     declaration;    /* specifier associated with TOKEN_SPEC */
    boolean      gotName;        /* was a name parsed yet? */
    boolean      haveQualifyingName;  /* do we have a name we are considering? */
    boolean      gotParenName;   /* was a name inside parentheses parsed yet? */
    boolean      gotArgs;        /* was a list of parameters parsed yet? */
    boolean      isPointer;      /* is 'name' a pointer? */
    boolean      inFunction;     /* are we inside of a function? */
    boolean      assignment;     /* have we handled an '='? */
    boolean      notVariable;    /* has a variable declaration been disqualified ? */
    impType      implementation; /* abstract or concrete implementation? */
    unsigned int tokenIndex;    /* currently active token */
    tokenInfo*   token [(int) NumTokens];
    tokenInfo*   context;        /* accumulated scope of current statement */
    tokenInfo*   blockName;      /* name of current block */
    memberInfo   member;         /* information regarding parent class/struct */
    vString*     parentClasses;  /* parent classes */
    boolean      isNamespacAlias;/* is this a namespace alias? */
    char         namespaceAlias[256]; /* namespace alias */
    vString*     usingAlias;
    struct sStatementInfo *parent;  /* statement we are nested within */
    boolean      isUsingAlias;
} statementInfo;

/*  Describes the type of tag being generated.
 */
typedef enum eTagType {
    TAG_UNDEFINED,
    TAG_CLASS,       /* class name */
    TAG_ENUM,        /* enumeration name */
    TAG_ENUMERATOR,  /* enumerator (enumeration value) */
    TAG_EVENT,       /* event */
    TAG_FIELD,       /* field (Java) */
    TAG_FUNCTION,    /* function definition */
    TAG_INTERFACE,   /* interface declaration */
    TAG_LOCAL,       /* local variable definition */
    TAG_MEMBER,      /* structure, class or interface member */
    TAG_METHOD,      /* method declaration */
    TAG_NAMESPACE,   /* namespace name */
    TAG_PACKAGE,     /* package name */
    TAG_PROGRAM,     /* program name */
    TAG_PROPERTY,    /* property name */
    TAG_PROTOTYPE,   /* function prototype or declaration */
    TAG_STRUCT,      /* structure name */
    TAG_TASK,        /* task name */
    TAG_TYPEDEF,     /* typedef name */
    TAG_UNION,       /* union name */
    TAG_VARIABLE,    /* variable definition */
    TAG_EXTERN_VAR,  /* external variable declaration */
    TAG_CLASS_ENUM,  /* class enum */
    TAG_COUNT,       /* must be last */
} tagType;

typedef struct sParenInfo {
    boolean isPointer;
    boolean isParamList;
    boolean isKnrParamList;
    boolean isNameCandidate;
    boolean invalidContents;
    boolean nestedArgs;
    unsigned int parameterCount;
} parenInfo;

/*
*   DATA DEFINITIONS
*/

static jmp_buf Exception;

static langType Lang_c;
static langType Lang_cpp;
static langType Lang_csharp;
static langType Lang_java;
static langType Lang_vera;
static vString *Signature;
// ERAN IFRAH
static vString *ParentTempalateInitList;
// ERAN IFRAH - END

vString *QuotedString = NULL;
static boolean CollectingSignature;
static boolean CollectingTemplateArgs = TRUE;

/* Number used to uniquely identify anonymous structs and unions. */
static int AnonymousID = 0;

/* Used to index into the CKinds table. */
typedef enum {
    CK_UNDEFINED = -1,
    CK_CLASS, CK_DEFINE, CK_ENUMERATOR, CK_FUNCTION,
    CK_ENUMERATION, CK_LOCAL, CK_MEMBER, CK_NAMESPACE, CK_PROTOTYPE,
    CK_STRUCT, CK_TYPEDEF, CK_UNION, CK_VARIABLE,
    CK_EXTERN_VARIABLE, CK_CLASS_ENUM,
} cKind;

static kindOption CKinds [] = {
    { TRUE,  'c', "class",      "classes"},
    { TRUE,  'd', "macro",      "macro definitions"},
    { TRUE,  'e', "enumerator", "enumerators (values inside an enumeration)"},
    { TRUE,  'f', "function",   "function definitions"},
    { TRUE,  'g', "enum",       "enumeration names"},
    { FALSE, 'l', "local",      "local variables"},
    { TRUE,  'm', "member",     "class, struct, and union members"},
    { TRUE,  'n', "namespace",  "namespaces"},
    { FALSE, 'p', "prototype",  "function prototypes"},
    { TRUE,  's', "struct",     "structure names"},
    { TRUE,  't', "typedef",    "typedefs"},
    { TRUE,  'u', "union",      "union names"},
    { TRUE,  'v', "variable",   "variable definitions"},
    { FALSE, 'x', "externvar",  "external and forward variable declarations"},
    { TRUE,  'r', "cenum",      "class enumeration names (C++11)"},
};

typedef enum {
    CSK_UNDEFINED = -1,
    CSK_CLASS, CSK_DEFINE, CSK_ENUMERATOR, CSK_EVENT, CSK_FIELD,
    CSK_ENUMERATION, CSK_INTERFACE, CSK_LOCAL, CSK_METHOD,
    CSK_NAMESPACE, CSK_PROPERTY, CSK_STRUCT, CSK_TYPEDEF
} csharpKind;

static kindOption CsharpKinds [] = {
    { TRUE,  'c', "class",      "classes"},
    { TRUE,  'd', "macro",      "macro definitions"},
    { TRUE,  'e', "enumerator", "enumerators (values inside an enumeration)"},
    { TRUE,  'E', "event",      "events"},
    { TRUE,  'f', "field",      "fields"},
    { TRUE,  'g', "enum",       "enumeration names"},
    { TRUE,  'i', "interface",  "interfaces"},
    { FALSE, 'l', "local",      "local variables"},
    { TRUE,  'm', "method",     "methods"},
    { TRUE,  'n', "namespace",  "namespaces"},
    { TRUE,  'p', "property",   "properties"},
    { TRUE,  's', "struct",     "structure names"},
    { TRUE,  't', "typedef",    "typedefs"},
};

/* Used to index into the JavaKinds table. */
typedef enum {
    JK_UNDEFINED = -1,
    JK_CLASS, JK_ENUM_CONSTANT, JK_FIELD, JK_ENUM, JK_INTERFACE,
    JK_LOCAL, JK_METHOD, JK_PACKAGE, JK_ACCESS, JK_CLASS_PREFIX
} javaKind;

static kindOption JavaKinds [] = {
    { TRUE,  'c', "class",     "classes"},
    { TRUE,  'e', "enum constant", "enum constants"},
    { TRUE,  'f', "field",     "fields"},
    { TRUE,  'g', "enum",          "enum types"},
    { TRUE,  'i', "interface", "interfaces"},
    { FALSE, 'l', "local",     "local variables"},
    { TRUE,  'm', "method",    "methods"},
    { TRUE,  'p', "package",   "packages"},
};

/* Used to index into the VeraKinds table. */
typedef enum {
    VK_UNDEFINED = -1,
    VK_CLASS, VK_DEFINE, VK_ENUMERATOR, VK_FUNCTION,
    VK_ENUMERATION, VK_LOCAL, VK_MEMBER, VK_PROGRAM, VK_PROTOTYPE,
    VK_TASK, VK_TYPEDEF, VK_VARIABLE,
    VK_EXTERN_VARIABLE
} veraKind;

static kindOption VeraKinds [] = {
    { TRUE,  'c', "class",      "classes"},
    { TRUE,  'd', "macro",      "macro definitions"},
    { TRUE,  'e', "enumerator", "enumerators (values inside an enumeration)"},
    { TRUE,  'f', "function",   "function definitions"},
    { TRUE,  'g', "enum",       "enumeration names"},
    { FALSE, 'l', "local",      "local variables"},
    { TRUE,  'm', "member",     "class, struct, and union members"},
    { TRUE,  'p', "program",    "programs"},
    { FALSE, 'P', "prototype",  "function prototypes"},
    { TRUE,  't', "task",       "tasks"},
    { TRUE,  'T', "typedef",    "typedefs"},
    { TRUE,  'v', "variable",   "variable definitions"},
    { FALSE, 'x', "externvar",  "external variable declarations"}
};

static const keywordDesc KeywordTable [] = {
    /*                                              C++            */
    /*                                       ANSI C  |  C# Java    */
    /*                                            |  |  |  |  Vera */
    /* keyword          keyword ID                |  |  |  |  |    */
    { "__attribute__",  KEYWORD_ATTRIBUTE,      { 1, 1, 1, 0, 0 } },
    { "abstract",       KEYWORD_ABSTRACT,       { 0, 0, 1, 1, 0 } },
    { "bad_state",      KEYWORD_BAD_STATE,      { 0, 0, 0, 0, 1 } },
    { "bad_trans",      KEYWORD_BAD_TRANS,      { 0, 0, 0, 0, 1 } },
    { "bind",           KEYWORD_BIND,           { 0, 0, 0, 0, 1 } },
    { "bind_var",       KEYWORD_BIND_VAR,       { 0, 0, 0, 0, 1 } },
    { "bit",            KEYWORD_BIT,            { 0, 0, 0, 0, 1 } },
    { "boolean",        KEYWORD_BOOLEAN,        { 0, 0, 0, 1, 0 } },
    { "byte",           KEYWORD_BYTE,           { 0, 0, 0, 1, 0 } },
    { "case",           KEYWORD_CASE,           { 1, 1, 1, 1, 0 } },
    { "catch",          KEYWORD_CATCH,          { 0, 1, 1, 0, 0 } },
    { "char",           KEYWORD_CHAR,           { 1, 1, 1, 1, 0 } },
    { "class",          KEYWORD_CLASS,          { 0, 1, 1, 1, 1 } },
    { "const",          KEYWORD_CONST,          { 1, 1, 1, 1, 0 } },
    { "constraint",     KEYWORD_CONSTRAINT,     { 0, 0, 0, 0, 1 } },
    { "coverage_block", KEYWORD_COVERAGE_BLOCK, { 0, 0, 0, 0, 1 } },
    { "coverage_def",   KEYWORD_COVERAGE_DEF,   { 0, 0, 0, 0, 1 } },
    { "do",             KEYWORD_DO,             { 1, 1, 1, 1, 0 } },
    { "default",        KEYWORD_DEFAULT,        { 1, 1, 1, 1, 0 } },
    { "delegate",       KEYWORD_DELEGATE,       { 0, 0, 1, 0, 0 } },
    { "delete",         KEYWORD_DELETE,         { 0, 1, 0, 0, 0 } },
    { "double",         KEYWORD_DOUBLE,         { 1, 1, 1, 1, 0 } },
    { "else",           KEYWORD_ELSE,           { 1, 1, 1, 1, 0 } },
    { "enum",           KEYWORD_ENUM,           { 1, 1, 1, 1, 1 } },
    { "event",          KEYWORD_EVENT,          { 0, 0, 1, 0, 1 } },
    { "explicit",       KEYWORD_EXPLICIT,       { 0, 1, 1, 0, 0 } },
    { "extends",        KEYWORD_EXTENDS,        { 0, 0, 0, 1, 1 } },
    { "extern",         KEYWORD_EXTERN,         { 1, 1, 1, 0, 1 } },
    { "final",          KEYWORD_FINAL,          { 1, 1, 0, 1, 0 } },
    { "float",          KEYWORD_FLOAT,          { 1, 1, 1, 1, 0 } },
    { "for",            KEYWORD_FOR,            { 1, 1, 1, 1, 0 } },
    { "foreach",        KEYWORD_FOREACH,        { 0, 0, 1, 0, 0 } },
    { "friend",         KEYWORD_FRIEND,         { 0, 1, 0, 0, 0 } },
    { "function",       KEYWORD_FUNCTION,       { 0, 0, 0, 0, 1 } },
    { "goto",           KEYWORD_GOTO,           { 1, 1, 1, 1, 0 } },
    { "if",             KEYWORD_IF,             { 1, 1, 1, 1, 0 } },
    { "implements",     KEYWORD_IMPLEMENTS,     { 0, 0, 0, 1, 0 } },
    { "import",         KEYWORD_IMPORT,         { 0, 0, 0, 1, 0 } },
    { "inline",         KEYWORD_INLINE,         { 0, 1, 0, 0, 0 } },
    { "inout",          KEYWORD_INOUT,          { 0, 0, 0, 0, 1 } },
    { "input",          KEYWORD_INPUT,          { 0, 0, 0, 0, 1 } },
    { "int",            KEYWORD_INT,            { 1, 1, 1, 1, 0 } },
    { "integer",        KEYWORD_INTEGER,        { 0, 0, 0, 0, 1 } },
    { "interface",      KEYWORD_INTERFACE,      { 0, 0, 1, 1, 1 } },
    { "internal",       KEYWORD_INTERNAL,       { 0, 0, 1, 0, 0 } },
    { "local",          KEYWORD_LOCAL,          { 0, 0, 0, 0, 1 } },
    { "long",           KEYWORD_LONG,           { 1, 1, 1, 1, 0 } },
    { "m_bad_state",    KEYWORD_M_BAD_STATE,    { 0, 0, 0, 0, 1 } },
    { "m_bad_trans",    KEYWORD_M_BAD_TRANS,    { 0, 0, 0, 0, 1 } },
    { "m_state",        KEYWORD_M_STATE,        { 0, 0, 0, 0, 1 } },
    { "m_trans",        KEYWORD_M_TRANS,        { 0, 0, 0, 0, 1 } },
    { "mutable",        KEYWORD_MUTABLE,        { 0, 1, 0, 0, 0 } },
    { "namespace",      KEYWORD_NAMESPACE,      { 0, 1, 1, 0, 0 } },
    { "native",         KEYWORD_NATIVE,         { 0, 0, 0, 1, 0 } },
    { "new",            KEYWORD_NEW,            { 0, 1, 1, 1, 0 } },
    { "newcov",         KEYWORD_NEWCOV,         { 0, 0, 0, 0, 1 } },
    { "operator",       KEYWORD_OPERATOR,       { 0, 1, 1, 0, 0 } },
    { "output",         KEYWORD_OUTPUT,         { 0, 0, 0, 0, 1 } },
    { "overload",       KEYWORD_OVERLOAD,       { 0, 1, 0, 0, 0 } },
    { "override",       KEYWORD_OVERRIDE,       { 1, 1, 1, 0, 0 } },
    { "package",        KEYWORD_PACKAGE,        { 0, 0, 0, 1, 0 } },
    { "packed",         KEYWORD_PACKED,         { 0, 0, 0, 0, 1 } },
    { "port",           KEYWORD_PORT,           { 0, 0, 0, 0, 1 } },
    { "private",        KEYWORD_PRIVATE,        { 0, 1, 1, 1, 0 } },
    { "program",        KEYWORD_PROGRAM,        { 0, 0, 0, 0, 1 } },
    { "protected",      KEYWORD_PROTECTED,      { 0, 1, 1, 1, 1 } },
    { "public",         KEYWORD_PUBLIC,         { 0, 1, 1, 1, 1 } },
    { "register",       KEYWORD_REGISTER,       { 1, 1, 0, 0, 0 } },
    { "return",         KEYWORD_RETURN,         { 1, 1, 1, 1, 0 } },
    { "shadow",         KEYWORD_SHADOW,         { 0, 0, 0, 0, 1 } },
    { "short",          KEYWORD_SHORT,          { 1, 1, 1, 1, 0 } },
    { "signed",         KEYWORD_SIGNED,         { 1, 1, 0, 0, 0 } },
    { "state",          KEYWORD_STATE,          { 0, 0, 0, 0, 1 } },
    { "static",         KEYWORD_STATIC,         { 1, 1, 1, 1, 1 } },
    { "string",         KEYWORD_STRING,         { 0, 0, 1, 0, 1 } },
    { "struct",         KEYWORD_STRUCT,         { 1, 1, 1, 0, 0 } },
    { "switch",         KEYWORD_SWITCH,         { 1, 1, 1, 1, 0 } },
    { "synchronized",   KEYWORD_SYNCHRONIZED,   { 0, 0, 0, 1, 0 } },
    { "task",           KEYWORD_TASK,           { 0, 0, 0, 0, 1 } },
    { "template",       KEYWORD_TEMPLATE,       { 0, 1, 0, 0, 0 } },
    { "this",           KEYWORD_THIS,           { 0, 1, 1, 1, 0 } },
    { "throw",          KEYWORD_THROW,          { 0, 1, 1, 1, 0 } },
    { "throws",         KEYWORD_THROWS,         { 0, 0, 0, 1, 0 } },
    { "trans",          KEYWORD_TRANS,          { 0, 0, 0, 0, 1 } },
    { "transition",     KEYWORD_TRANSITION,     { 0, 0, 0, 0, 1 } },
    { "transient",      KEYWORD_TRANSIENT,      { 0, 0, 0, 1, 0 } },
    { "try",            KEYWORD_TRY,            { 0, 1, 1, 0, 0 } },
    { "typedef",        KEYWORD_TYPEDEF,        { 1, 1, 1, 0, 1 } },
    { "typename",       KEYWORD_TYPENAME,       { 0, 1, 0, 0, 0 } },
    { "uint",           KEYWORD_UINT,           { 0, 0, 1, 0, 0 } },
    { "ulong",          KEYWORD_ULONG,          { 0, 0, 1, 0, 0 } },
    { "union",          KEYWORD_UNION,          { 1, 1, 0, 0, 0 } },
    { "unsigned",       KEYWORD_UNSIGNED,       { 1, 1, 1, 0, 0 } },
    { "ushort",         KEYWORD_USHORT,         { 0, 0, 1, 0, 0 } },
    { "using",          KEYWORD_USING,          { 0, 1, 1, 0, 0 } },
    { "virtual",        KEYWORD_VIRTUAL,        { 0, 1, 1, 0, 1 } },
    { "void",           KEYWORD_VOID,           { 1, 1, 1, 1, 1 } },
    { "volatile",       KEYWORD_VOLATILE,       { 1, 1, 1, 1, 0 } },
    { "wchar_t",        KEYWORD_WCHAR_T,        { 1, 1, 1, 0, 0 } },
    { "while",          KEYWORD_WHILE,          { 1, 1, 1, 1, 0 } }
};

/*
*   FUNCTION PROTOTYPES
*/
static void createTags (const unsigned int nestLevel, statementInfo *const parent);
static void readUsingAlias(statementInfo* const st);

/*
*   FUNCTION DEFINITIONS
*/

extern boolean includingDefineTags (void)
{
    return CKinds [CK_DEFINE].enabled;
}

/*
*   Token management
*/

static void initToken (tokenInfo* const token)
{
    token->type			= TOKEN_NONE;
    token->keyword		= KEYWORD_NONE;
    token->lineNumber	= getSourceLineNumber ();
    token->filePosition	= getInputFilePosition ();
    vStringClear (token->name);
    vStringClear (token->templateInitList);
}

static void advanceToken (statementInfo* const st)
{
    if (st->tokenIndex >= (unsigned int) NumTokens - 1)
        st->tokenIndex = 0;
    else
        ++st->tokenIndex;
    initToken (st->token [st->tokenIndex]);
}

static tokenInfo *prevToken (const statementInfo *const st, unsigned int n)
{
    unsigned int tokenIndex;
    unsigned int num = (unsigned int) NumTokens;
    Assert (n < num);
    tokenIndex = (st->tokenIndex + num - n) % num;
    return st->token [tokenIndex];
}

static void setToken (statementInfo *const st, const tokenType type)
{
    tokenInfo *token;
    token = activeToken (st);
    initToken (token);
    token->type = type;
}

static void retardToken (statementInfo *const st)
{
    if (st->tokenIndex == 0)
        st->tokenIndex = (unsigned int) NumTokens - 1;
    else
        --st->tokenIndex;
    setToken (st, TOKEN_NONE);
}

static tokenInfo *newToken (void)
{
    tokenInfo *const token = xMalloc (1, tokenInfo);
    token->name = vStringNew ();
    token->templateInitList = vStringNew();
    initToken (token);
    return token;
}

static void deleteToken (tokenInfo *const token)
{
    if (token != NULL) {
        vStringDelete (token->name);
        vStringDelete (token->templateInitList);
        eFree (token);
    }
}

static const char *accessString (const accessType access)
{
    static const char *const names [] = {
        "?", "local", "private", "protected", "public", "default"
    };
    Assert (sizeof (names) / sizeof (names [0]) == ACCESS_COUNT);
    Assert ((int) access < ACCESS_COUNT);
    return names [(int) access];
}

static const char *implementationString (const impType imp)
{
    static const char *const names [] = {
        "?", "abstract", "virtual", "pure virtual"
    };
    Assert (sizeof (names) / sizeof (names [0]) == IMP_COUNT);
    Assert ((int) imp < IMP_COUNT);
    return names [(int) imp];
}

/*
*   Debugging functions
*/

#ifdef DEBUG

#define boolString(c)   ((c) ? "TRUE" : "FALSE")

static const char *tokenString (const tokenType type)
{
    static const char *const names [] = {
        "none", "args", "}", "{", "colon", "comma", "double colon", "keyword",
        "name", "package", "paren-name", "semicolon", "specifier"
    };
    Assert (sizeof (names) / sizeof (names [0]) == TOKEN_COUNT);
    Assert ((int) type < TOKEN_COUNT);
    return names [(int) type];
}

static const char *scopeString (const tagScope scope)
{
    static const char *const names [] = {
        "global", "static", "extern", "friend", "typedef"
    };
    Assert (sizeof (names) / sizeof (names [0]) == SCOPE_COUNT);
    Assert ((int) scope < SCOPE_COUNT);
    return names [(int) scope];
}

static const char *declString (const declType declaration)
{
    static const char *const names [] = {
        "?", "base", "class", "enum", "event", "function", "ignore",
        "interface", "namespace", "no mangle", "package", "program",
        "struct", "task", "union",
    };
    Assert (sizeof (names) / sizeof (names [0]) == DECL_COUNT);
    Assert ((int) declaration < DECL_COUNT);
    return names [(int) declaration];
}

static const char *keywordString (const keywordId keyword)
{
    const size_t count = sizeof (KeywordTable) / sizeof (KeywordTable [0]);
    const char *name = "none";
    size_t i;
    for (i = 0  ;  i < count  ;  ++i) {
        const keywordDesc *p = &KeywordTable [i];
        if (p->id == keyword) {
            name = p->name;
            break;
        }
    }
    return name;
}

static void __ctags_unused__ pt (tokenInfo *const token)
{
    if (isType (token, TOKEN_NAME))
        printf ("type: %-12s: %-13s   line: %lu\n",
                tokenString (token->type), vStringValue (token->name),
                token->lineNumber);
    else if (isType (token, TOKEN_KEYWORD))
        printf ("type: %-12s: %-13s   line: %lu\n",
                tokenString (token->type), keywordString (token->keyword),
                token->lineNumber);
    else
        printf ("type: %-12s                  line: %lu\n",
                tokenString (token->type), token->lineNumber);
}

static void __ctags_unused__ ps (statementInfo *const st)
{
    unsigned int i;
    printf ("scope: %s   decl: %s   gotName: %s   gotParenName: %s\n",
            scopeString (st->scope), declString (st->declaration),
            boolString (st->gotName), boolString (st->gotParenName));
    printf ("haveQualifyingName: %s\n", boolString (st->haveQualifyingName));
    printf ("access: %s   default: %s\n", accessString (st->member.access),
            accessString (st->member.accessDefault));
    printf ("token  : ");
    pt (activeToken (st));
    for (i = 1  ;  i < (unsigned int) NumTokens  ;  ++i) {
        printf ("prev %u : ", i);
        pt (prevToken (st, i));
    }
    printf ("context: ");
    pt (st->context);
}

#endif

/*
*   Statement management
*/

static boolean isContextualKeyword (const tokenInfo *const token)
{
    boolean result;
    switch (token->keyword) {
    case KEYWORD_CLASS:
    case KEYWORD_ENUM:
    case KEYWORD_INTERFACE:
    case KEYWORD_NAMESPACE:
    case KEYWORD_STRUCT:
    case KEYWORD_UNION:
        result = TRUE;
        break;

    default:
        result = FALSE;
        break;
    }
    return result;
}

static boolean isContextualStatement (const statementInfo *const st)
{
    boolean result = FALSE;
    if (st != NULL) switch (st->declaration) {
        case DECL_CLASS:
        case DECL_ENUM:
        case DECL_STRONG_ENUM:
        case DECL_INTERFACE:
        case DECL_NAMESPACE:
        case DECL_STRUCT:
        case DECL_UNION:
            result = TRUE;
            break;

        default:
            result = FALSE;
            break;
        }
    return result;
}

static boolean isMember (const statementInfo *const st)
{
    boolean result;
    if (isType (st->context, TOKEN_NAME))
        result = TRUE;
    else
        result = (boolean)
                 (st->parent != NULL && isContextualStatement (st->parent));
    return result;
}

static void initMemberInfo (statementInfo *const st)
{
    accessType accessDefault = ACCESS_UNDEFINED;

    if (st->parent != NULL) switch (st->parent->declaration) {
        case DECL_ENUM:
        case DECL_STRONG_ENUM:
            accessDefault = (isLanguage (Lang_java) ? ACCESS_PUBLIC : ACCESS_UNDEFINED);
            break;
        case DECL_NAMESPACE:
            accessDefault = ACCESS_UNDEFINED;
            break;

        case DECL_CLASS:
            if (isLanguage (Lang_java))
                accessDefault = ACCESS_DEFAULT;
            else
                accessDefault = ACCESS_PRIVATE;
            break;

        case DECL_INTERFACE:
        case DECL_STRUCT:
        case DECL_UNION:
            accessDefault = ACCESS_PUBLIC;
            break;

        default:
            break;
        }
    st->member.accessDefault = accessDefault;
    st->member.access		 = accessDefault;
}

static void reinitStatement (statementInfo *const st, const boolean partial)
{
    unsigned int i;

    if (! partial) {
        st->scope = SCOPE_GLOBAL;
        if (isContextualStatement (st->parent))
            st->declaration = DECL_BASE;
        else
            st->declaration = DECL_NONE;
    }
    st->gotParenName	= FALSE;
    st->isPointer		= FALSE;
    st->inFunction		= FALSE;
    st->assignment		= FALSE;
    st->notVariable		= FALSE;
    st->implementation	= IMP_DEFAULT;
    st->gotArgs			= FALSE;
    st->gotName			= FALSE;
    st->haveQualifyingName = FALSE;
    st->tokenIndex		= 0;
    st->isNamespacAlias = FALSE;
    st->isUsingAlias    = FALSE;

    memset(st->namespaceAlias, 0, sizeof(st->namespaceAlias));

    if (st->parent != NULL)
        st->inFunction = st->parent->inFunction;

    for (i = 0  ;  i < (unsigned int) NumTokens  ;  ++i)
        initToken (st->token [i]);

    initToken (st->context);

    /*	Keep the block name, so that a variable following after a comma will
     *	still have the structure name.
     */
    if (! partial)
        initToken (st->blockName);

    vStringClear (st->parentClasses);
    vStringClear(st->usingAlias);
    /*  Init member info.
     */
    if (! partial)
        st->member.access = st->member.accessDefault;
}

static void initStatement (statementInfo *const st, statementInfo *const parent)
{
    st->parent = parent;
    initMemberInfo (st);
    reinitStatement (st, FALSE);
}

/*
*   Tag generation functions
*/
static cKind cTagKind (const tagType type)
{
    cKind result = CK_UNDEFINED;
    switch (type) {
    case TAG_CLASS_ENUM:
        result = CK_CLASS_ENUM;
        break;
    case TAG_CLASS:
        result = CK_CLASS;
        break;
    case TAG_ENUM:
        result = CK_ENUMERATION;
        break;
    case TAG_ENUMERATOR:
        result = CK_ENUMERATOR;
        break;
    case TAG_FUNCTION:
        result = CK_FUNCTION;
        break;
    case TAG_LOCAL:
        result = CK_LOCAL;
        break;
    case TAG_MEMBER:
        result = CK_MEMBER;
        break;
    case TAG_NAMESPACE:
        result = CK_NAMESPACE;
        break;
    case TAG_PROTOTYPE:
        result = CK_PROTOTYPE;
        break;
    case TAG_STRUCT:
        result = CK_STRUCT;
        break;
    case TAG_TYPEDEF:
        result = CK_TYPEDEF;
        break;
    case TAG_UNION:
        result = CK_UNION;
        break;
    case TAG_VARIABLE:
        result = CK_VARIABLE;
        break;
    case TAG_EXTERN_VAR:
        result = CK_EXTERN_VARIABLE;
        break;

    default:
        Assert ("Bad C tag type" == NULL);
        break;
    }
    return result;
}

static csharpKind csharpTagKind (const tagType type)
{
    csharpKind result = CSK_UNDEFINED;
    switch (type) {
    case TAG_CLASS:
        result = CSK_CLASS;
        break;
    case TAG_ENUM:
        result = CSK_ENUMERATION;
        break;
    case TAG_ENUMERATOR:
        result = CSK_ENUMERATOR;
        break;
    case TAG_EVENT:
        result = CSK_EVENT;
        break;
    case TAG_FIELD:
        result = CSK_FIELD ;
        break;
    case TAG_INTERFACE:
        result = CSK_INTERFACE;
        break;
    case TAG_LOCAL:
        result = CSK_LOCAL;
        break;
    case TAG_METHOD:
        result = CSK_METHOD;
        break;
    case TAG_NAMESPACE:
        result = CSK_NAMESPACE;
        break;
    case TAG_PROPERTY:
        result = CSK_PROPERTY;
        break;
    case TAG_STRUCT:
        result = CSK_STRUCT;
        break;
    case TAG_TYPEDEF:
        result = CSK_TYPEDEF;
        break;

    default:
        Assert ("Bad C# tag type" == NULL);
        break;
    }
    return result;
}

static javaKind javaTagKind (const tagType type)
{
    javaKind result = JK_UNDEFINED;
    switch (type) {
    case TAG_CLASS:
        result = JK_CLASS;
        break;
    case TAG_ENUM:
        result = JK_ENUM;
        break;
    case TAG_ENUMERATOR:
        result = JK_ENUM_CONSTANT;
        break;
    case TAG_FIELD:
        result = JK_FIELD;
        break;
    case TAG_INTERFACE:
        result = JK_INTERFACE;
        break;
    case TAG_LOCAL:
        result = JK_LOCAL;
        break;
    case TAG_METHOD:
        result = JK_METHOD;
        break;
    case TAG_PACKAGE:
        result = JK_PACKAGE;
        break;

    default:
        Assert ("Bad Java tag type" == NULL);
        break;
    }
    return result;
}

static veraKind veraTagKind (const tagType type)
{
    veraKind result = VK_UNDEFINED;
    switch (type) {
    case TAG_CLASS:
        result = VK_CLASS;
        break;
    case TAG_ENUM:
        result = VK_ENUMERATION;
        break;
    case TAG_ENUMERATOR:
        result = VK_ENUMERATOR;
        break;
    case TAG_FUNCTION:
        result = VK_FUNCTION;
        break;
    case TAG_LOCAL:
        result = VK_LOCAL;
        break;
    case TAG_MEMBER:
        result = VK_MEMBER;
        break;
    case TAG_PROGRAM:
        result = VK_PROGRAM;
        break;
    case TAG_PROTOTYPE:
        result = VK_PROTOTYPE;
        break;
    case TAG_TASK:
        result = VK_TASK;
        break;
    case TAG_TYPEDEF:
        result = VK_TYPEDEF;
        break;
    case TAG_VARIABLE:
        result = VK_VARIABLE;
        break;
    case TAG_EXTERN_VAR:
        result = VK_EXTERN_VARIABLE;
        break;

    default:
        Assert ("Bad Vera tag type" == NULL);
        break;
    }
    return result;
}

static const char *tagName (const tagType type)
{
    const char* result;
    if (isLanguage (Lang_csharp))
        result = CsharpKinds [csharpTagKind (type)].name;
    else if (isLanguage (Lang_java))
        result = JavaKinds [javaTagKind (type)].name;
    else if (isLanguage (Lang_vera))
        result = VeraKinds [veraTagKind (type)].name;
    else
        result = CKinds [cTagKind (type)].name;
    return result;
}

static int tagLetter (const tagType type)
{
    int result;
    if (isLanguage (Lang_csharp))
        result = CsharpKinds [csharpTagKind (type)].letter;
    else if (isLanguage (Lang_java))
        result = JavaKinds [javaTagKind (type)].letter;
    else if (isLanguage (Lang_vera))
        result = VeraKinds [veraTagKind (type)].letter;
    else
        result = CKinds [cTagKind (type)].letter;
    return result;
}

static boolean includeTag (const tagType type, const boolean isFileScope)
{
    boolean result;
    if (isFileScope  &&  ! Option.include.fileScope)
        result = FALSE;
    else if (isLanguage (Lang_csharp))
        result = CsharpKinds [csharpTagKind (type)].enabled;
    else if (isLanguage (Lang_java))
        result = JavaKinds [javaTagKind (type)].enabled;
    else if (isLanguage (Lang_vera))
        result = VeraKinds [veraTagKind (type)].enabled;
    else
        result = CKinds [cTagKind (type)].enabled;
    return result;
}

static tagType declToTagType (const declType declaration)
{
    tagType type = TAG_UNDEFINED;

    switch (declaration) {
    case DECL_CLASS:
        type = TAG_CLASS;
        break;
    case DECL_STRONG_ENUM:
        type = TAG_CLASS_ENUM;
        break;
    case DECL_ENUM:
        type = TAG_ENUM;
        break;
    case DECL_EVENT:
        type = TAG_EVENT;
        break;
    case DECL_FUNCTION:
        type = TAG_FUNCTION;
        break;
    case DECL_INTERFACE:
        type = TAG_INTERFACE;
        break;
    case DECL_NAMESPACE:
        type = TAG_NAMESPACE;
        break;
    case DECL_PROGRAM:
        type = TAG_PROGRAM;
        break;
    case DECL_TASK:
        type = TAG_TASK;
        break;
    case DECL_STRUCT:
        type = TAG_STRUCT;
        break;
    case DECL_UNION:
        type = TAG_UNION;
        break;

    default:
        Assert ("Unexpected declaration" == NULL);
        break;
    }
    return type;
}

static const char* accessField (const statementInfo *const st)
{
    const char* result = NULL;
    if (isLanguage (Lang_cpp)  &&  st->scope == SCOPE_FRIEND)
        result = "friend";
    else if (st->member.access != ACCESS_UNDEFINED)
        result = accessString (st->member.access);
    return result;
}

static void addContextSeparator (vString *const scope)
{
    if (isLanguage (Lang_c)  ||  isLanguage (Lang_cpp))
        vStringCatS (scope, "::");
    else if (isLanguage (Lang_java) || isLanguage (Lang_csharp))
        vStringCatS (scope, ".");
}

static void addOtherFields (tagEntryInfo* const tag, const tagType type,
                            const statementInfo *const st,
                            vString *const scope, vString *const typeRef)
{
    /*  For selected tag types, append an extension flag designating the
     *  parent object in which the tag is defined.
     */
    switch (type) {
    default:
        break;

    case TAG_FUNCTION:
    case TAG_METHOD:
    case TAG_PROTOTYPE:
        if (vStringLength (Signature) > 0)
            tag->extensionFields.signature = vStringValue (Signature);
    case TAG_CLASS:
    case TAG_ENUM:
    case TAG_ENUMERATOR:
    case TAG_EVENT:
    case TAG_FIELD:
    case TAG_INTERFACE:
    case TAG_MEMBER:
    case TAG_NAMESPACE:
    case TAG_PROPERTY:
    case TAG_STRUCT:
    case TAG_TASK:
    case TAG_TYPEDEF:
    case TAG_UNION:
        if (vStringLength (scope) > 0  &&
            (isMember (st) || st->parent->declaration == DECL_NAMESPACE)) {
            if (isType (st->context, TOKEN_NAME))
                tag->extensionFields.scope [0] = tagName (TAG_CLASS);
            else
                tag->extensionFields.scope [0] =
                    tagName (declToTagType (parentDecl (st)));
            tag->extensionFields.scope [1] = vStringValue (scope);
        }
        if ((type == TAG_CLASS  ||  type == TAG_INTERFACE  ||
             type == TAG_STRUCT) && vStringLength (st->parentClasses) > 0) {

            tag->extensionFields.inheritance =
                vStringValue (st->parentClasses);
        }
        if (st->implementation != IMP_DEFAULT &&
            (isLanguage (Lang_cpp) || isLanguage (Lang_csharp) ||
             isLanguage (Lang_java))) {
            tag->extensionFields.implementation =
                implementationString (st->implementation);
        }
        if (isMember (st)) {
            tag->extensionFields.access = accessField (st);
        }
        break;
    }

    /* Add typename info, type of the tag and name of struct/union/etc. */
    if ((type == TAG_TYPEDEF || type == TAG_VARIABLE || type == TAG_MEMBER) && isContextualStatement(st)) {
        char *p;

        tag->extensionFields.typeRef [0] =
            tagName (declToTagType (st->declaration));
        p = vStringValue (st->blockName->name);

        /*  If there was no {} block get the name from the token before the
         *  name (current token is ';' or ',', previous token is the name).
         */
        if (p == NULL || *p == '\0') {
            tokenInfo *const prev2 = prevToken (st, 2);
            if (isType (prev2, TOKEN_NAME))
                p = vStringValue (prev2->name);
        }

        /* Prepend the scope name if there is one. */
        if (vStringLength (scope) > 0) {
            vStringCopy(typeRef, scope);
            addContextSeparator (typeRef);
            vStringCatS(typeRef, p);
            p = vStringValue (typeRef);
        }
        tag->extensionFields.typeRef [1] = p;

    } else if(st->isNamespacAlias == TRUE) {
        tag->extensionFields.typeRef [0] = "namespace";
        tag->extensionFields.typeRef [1] = st->namespaceAlias;

    } else if(st->isUsingAlias == TRUE) {
        tag->extensionFields.typeRef[0] = "class";
        tag->extensionFields.typeRef[1] = vStringValue(st->usingAlias);

    }
}

static void findScopeHierarchy (vString *const string,
                                const statementInfo *const st)
{
    vStringClear (string);
    if (isType (st->context, TOKEN_NAME))
        vStringCopy (string, st->context->name);
    if (st->parent != NULL) {
        vString *temp = vStringNew ();
        const statementInfo *s;
        for (s = st->parent  ;  s != NULL  ;  s = s->parent) {
            if (isContextualStatement (s) ||
                s->declaration == DECL_NAMESPACE ||
                s->declaration == DECL_PROGRAM) {
                vStringCopy (temp, string);
                vStringClear (string);
                Assert (isType (s->blockName, TOKEN_NAME));
                if (isType (s->context, TOKEN_NAME) &&
                    vStringLength (s->context->name) > 0) {
                    vStringCat (string, s->context->name);
                    addContextSeparator (string);
                }
                vStringCat (string, s->blockName->name);
                if (vStringLength (temp) > 0)
                    addContextSeparator (string);
                vStringCat (string, temp);
            }
        }
        vStringDelete (temp);
    }
}

static void makeExtraTagEntry (const tagType type, tagEntryInfo *const e,
                               vString *const scope)
{
    if (Option.include.qualifiedTags  &&
        scope != NULL  &&  vStringLength (scope) > 0) {
        vString *const scopedName = vStringNew ();

        if (type != TAG_ENUMERATOR)
            vStringCopy (scopedName, scope);
        else {
            /* remove last component (i.e. enumeration name) from scope */
            const char* const sc = vStringValue (scope);
            const char* colon = strrchr (sc, ':');
            if (colon != NULL) {
                while (*colon == ':'  &&  colon > sc)
                    --colon;
                vStringNCopy (scopedName, scope, colon + 1 - sc);
            }
        }
        if (vStringLength (scopedName) > 0) {
            addContextSeparator (scopedName);
            vStringCatS (scopedName, e->name);
            e->name = vStringValue (scopedName);
            makeTagEntry (e);
        }
        vStringDelete (scopedName);
    }
}

static void appendStringToReturnValue(const char* s, size_t len, tagEntryInfo* e, size_t *writtern)
{
    if((len + *writtern + 2) > sizeof(e->return_value)) {
        // we dont have enough buffer to use
        return;
    }

    if(len == 0 || s == NULL)
        return;

    *writtern += sprintf(e->return_value + *writtern, "%s ", s);
}

static void makeTag (const tokenInfo *const token,
                     const statementInfo *const st,
                     boolean isFileScope, const tagType type)
{
    /*  Nothing is really of file scope when it appears in a header file.
     */
    isFileScope = (boolean) (isFileScope && ! isHeaderFile ());

    if ((isType (token, TOKEN_NAME)  &&  vStringLength (token->name) > 0  && includeTag (type, isFileScope)) ||
        st->isNamespacAlias == TRUE) {
        vString *scope = vStringNew ();
        /* Use "typeRef" to store the typename from addOtherFields() until
         * it's used in makeTagEntry().
         */
        vString *typeRef = vStringNew ();
        tagEntryInfo e;

        initTagEntry (&e, vStringValue (token->name));

        e.lineNumber	= token->lineNumber;
        e.filePosition	= token->filePosition;
        e.isFileScope	= isFileScope;
        e.kindName		= tagName (type);
        e.kind			= tagLetter (type);

        if(st->isNamespacAlias == FALSE)
            findScopeHierarchy (scope, st);

        addOtherFields (&e, type, st, scope, typeRef);

        // ERAN IFRAH
        e.statementStartPos = st->token[0]->filePosition;
        e.tagNameFilePos    = token->filePosition;
        if(st->token[0]->keyword == KEYWORD_TEMPLATE)
            e.hasTemplate = TRUE;
        else
            e.hasTemplate = FALSE;

        // If the matched tag is of type function/prototype
        // add the return value
        if(e.kind == 'p' || e.kind == 'f') {
            size_t count = 0;
            size_t i     = 0;
            size_t bytes = 0;

            if(st->tokenIndex > 2)
                count = st->tokenIndex - 2;

            for(; i<count; i++) {
                if(st->token[i]->type == TOKEN_DOUBLE_COLON)
                    appendStringToReturnValue("::", 2, &e, &bytes);
                else
                    appendStringToReturnValue(st->token[i]->name->buffer,             st->token[i]->name->length,             &e, &bytes);

                appendStringToReturnValue(st->token[i]->templateInitList->buffer, st->token[i]->templateInitList->length, &e, &bytes);
            }
        }

        // ERAN IFRAH - END

        makeTagEntry (&e);
        makeExtraTagEntry (type, &e, scope);
        vStringDelete (scope);
        vStringDelete (typeRef);
    }
}

static boolean isValidTypeSpecifier (const declType declaration)
{
    boolean result;
    switch (declaration) {
    case DECL_BASE:
    case DECL_CLASS:
    case DECL_ENUM:
    case DECL_STRONG_ENUM:
    case DECL_EVENT:
    case DECL_STRUCT:
    case DECL_UNION:
        result = TRUE;
        break;

    default:
        result = FALSE;
        break;
    }
    return result;
}

static void qualifyEnumeratorTag (const statementInfo *const st,
                                  const tokenInfo *const nameToken)
{
    if (isType (nameToken, TOKEN_NAME))
        makeTag (nameToken, st, TRUE, TAG_ENUMERATOR);
}

static void qualifyFunctionTag (const statementInfo *const st,
                                const tokenInfo *const nameToken)
{
    if (isType (nameToken, TOKEN_NAME)) {
        tagType type;
        const boolean isFileScope =
            (boolean) (st->member.access == ACCESS_PRIVATE ||
                       (!isMember (st)  &&  st->scope == SCOPE_STATIC));
        if (isLanguage (Lang_java) || isLanguage (Lang_csharp))
            type = TAG_METHOD;
        else if (isLanguage (Lang_vera)  &&  st->declaration == DECL_TASK)
            type = TAG_TASK;
        else
            type = TAG_FUNCTION;
        makeTag (nameToken, st, isFileScope, type);
    }
}

static void qualifyFunctionDeclTag (const statementInfo *const st,
                                    const tokenInfo *const nameToken)
{
    if (! isType (nameToken, TOKEN_NAME))
        ;
    else if (isLanguage (Lang_java) || isLanguage (Lang_csharp))
        qualifyFunctionTag (st, nameToken);
    else if (st->scope == SCOPE_TYPEDEF)
        makeTag (nameToken, st, TRUE, TAG_TYPEDEF);
    else if (isValidTypeSpecifier (st->declaration) && ! isLanguage (Lang_csharp))
        makeTag (nameToken, st, TRUE, TAG_PROTOTYPE);
}

static void qualifyCompoundTag (const statementInfo *const st,
                                const tokenInfo *const nameToken)
{
    if (isType (nameToken, TOKEN_NAME)) {
        const tagType type = declToTagType (st->declaration);
        const boolean fileScoped = (boolean)
                                   (!(isLanguage (Lang_java) ||
                                      isLanguage (Lang_csharp) ||
                                      isLanguage (Lang_vera)));

        if (type != TAG_UNDEFINED)
            makeTag (nameToken, st, fileScoped, type);
    }
}

static void qualifyBlockTag (statementInfo *const st,
                             const tokenInfo *const nameToken)
{
    switch (st->declaration) {
    case DECL_CLASS:
    case DECL_ENUM:
    case DECL_STRONG_ENUM:
    case DECL_INTERFACE:
    case DECL_NAMESPACE:
    case DECL_PROGRAM:
    case DECL_STRUCT:
    case DECL_UNION:
        qualifyCompoundTag (st, nameToken);
        break;
    default:
        break;
    }
}

static void qualifyVariableTag (const statementInfo *const st,
                                const tokenInfo *const nameToken)
{
    /*	We have to watch that we do not interpret a declaration of the
     *	form "struct tag;" as a variable definition. In such a case, the
     *	token preceding the name will be a keyword.
     */
    if (! isType (nameToken, TOKEN_NAME))
        ;
    else if (st->scope == SCOPE_TYPEDEF)
        makeTag (nameToken, st, TRUE, TAG_TYPEDEF);
    else if (st->declaration == DECL_EVENT)
        makeTag (nameToken, st, (boolean) (st->member.access == ACCESS_PRIVATE),
                 TAG_EVENT);
    else if (st->declaration == DECL_PACKAGE)
        makeTag (nameToken, st, FALSE, TAG_PACKAGE);
    else if (isValidTypeSpecifier (st->declaration)) {
        if (st->notVariable)
            ;
        else if (isMember (st)) {
            if (isLanguage (Lang_java) || isLanguage (Lang_csharp))
                makeTag (nameToken, st,
                         (boolean) (st->member.access == ACCESS_PRIVATE), TAG_FIELD);
            else if (st->scope == SCOPE_GLOBAL  ||  st->scope == SCOPE_STATIC || st->scope == SCOPE_EXTERN)
                makeTag (nameToken, st, TRUE, TAG_MEMBER);
        } else {
            if (st->scope == SCOPE_EXTERN  ||  ! st->haveQualifyingName)
                makeTag (nameToken, st, FALSE, TAG_EXTERN_VAR);
            else if (st->inFunction)
                makeTag (nameToken, st, (boolean) (st->scope == SCOPE_STATIC),
                         TAG_LOCAL);
            else
                makeTag (nameToken, st, (boolean) (st->scope == SCOPE_STATIC),
                         TAG_VARIABLE);
        }
    }
}

/*
*   Parsing functions
*/

static int skipToOneOf (const char *const chars)
{
    int c;
    do
        c = cppGetc ();
    while (c != EOF  &&  c != '\0'  &&  strchr (chars, c) == NULL);
    return c;
}

/*  Skip to the next non-white character.
 */
static int skipToNonWhite (void)
{
    boolean found = FALSE;
    int c;

#if 0
    do
        c = cppGetc ();
    while (isspace (c));
#else
    while (1) {
        c = cppGetc ();
        if (isspace (c))
            found = TRUE;
        else
            break;
    }
    if (CollectingSignature && found)
        vStringPut (Signature, ' ');
#endif

    return c;
}

/*  Skips to the next brace in column 1. This is intended for cases where
 *  preprocessor constructs result in unbalanced braces.
 */
static void skipToFormattedBraceMatch (void)
{
    int c, next;

    c = cppGetc ();
    next = cppGetc ();
    while (c != EOF  &&  (c != '\n'  ||  next != '}')) {
        c = next;
        next = cppGetc ();
    }
}

/*  Skip to the matching character indicated by the pair string. If skipping
 *  to a matching brace and any brace is found within a different level of a
 *  #if conditional statement while brace formatting is in effect, we skip to
 *  the brace matched by its formatting. It is assumed that we have already
 *  read the character which starts the group (i.e. the first character of
 *  "pair").
 */
static void skipToMatch (const char *const pair)
{
    const boolean braceMatching = (boolean) (strcmp ("{}", pair) == 0);
    const boolean braceFormatting = (boolean) (isBraceFormat () && braceMatching);
    const unsigned int initialLevel = getDirectiveNestLevel ();
    const int begin = pair [0], end = pair [1];
    const unsigned long inputLineNumber = getInputLineNumber ();
    int matchLevel = 1;
    int c = '\0';

    while (matchLevel > 0  &&  (c = skipToNonWhite ()) != EOF) {
        if (CollectingSignature) {
            if(c == STRING_SYMBOL) {
                vStringCatS(Signature, QuotedString->buffer);
                vStringDelete(QuotedString);
                QuotedString = NULL;
            } else {
                vStringPut (Signature, c);
            }
        }

        // ERAN IFRAH [PATCH - START]
        // Collect template initialization
        if(CollectingTemplateArgs) {
            vStringPut (ParentTempalateInitList, c);
        }
        // ERAN IFRAH [PATCH - START]

        if (c == begin) {
            ++matchLevel;
            if (braceFormatting  &&  getDirectiveNestLevel () != initialLevel) {
                skipToFormattedBraceMatch ();
                break;
            }
        } else if (c == end) {
            --matchLevel;
            if (braceFormatting  &&  getDirectiveNestLevel () != initialLevel) {
                skipToFormattedBraceMatch ();
                break;
            }
        }
    }
    if (c == EOF) {
        verbose ("%s: failed to find match for '%c' at line %lu\n",
                 getInputFileName (), begin, inputLineNumber);
        if (braceMatching)
            longjmp (Exception, (int) ExceptionBraceFormattingError);
        else
            longjmp (Exception, (int) ExceptionFormattingError);
    }
}

static void skipParens (void)
{
    const int c = skipToNonWhite ();

    if (c == '(')
        skipToMatch ("()");
    else
        cppUngetc (c);
}

static void skipBraces (void)
{
    const int c = skipToNonWhite ();

    if (c == '{')
        skipToMatch ("{}");
    else
        cppUngetc (c);
}

static keywordId analyzeKeyword (const char *const name)
{
    const keywordId id = (keywordId) lookupKeyword (name, getSourceLanguage ());
    return id;
}

static void analyzeIdentifier (tokenInfo *const token)
{
    char *const name = vStringValue (token->name);
    const char *replacement = NULL;
    boolean parensToo = FALSE;

    if (isLanguage (Lang_java)  ||
        ! isIgnoreToken (name, &parensToo, &replacement)) {
        if (replacement != NULL)
            token->keyword = analyzeKeyword (replacement);
        else
            token->keyword = analyzeKeyword (vStringValue (token->name));

        if (token->keyword == KEYWORD_NONE)
            token->type = TOKEN_NAME;
        else
            token->type = TOKEN_KEYWORD;
    } else {
        initToken (token);
        if (parensToo) {
            int c = skipToNonWhite ();

            if (c == '(')
                skipToMatch ("()");
        }
    }
}

static void readIdentifier (tokenInfo *const token, const int firstChar)
{
    vString *const name = token->name;
    int c = firstChar;
    boolean first = TRUE;

    initToken (token);

    /* Bug #1585745: strangely, C++ destructors allow whitespace between
     * the ~ and the class name. */
    if (isLanguage (Lang_cpp) && firstChar == '~') {
        vStringPut (name, c);
        c = skipToNonWhite ();
    }

    do {
        vStringPut (name, c);
        if (CollectingSignature) {
            if (!first)
                vStringPut (Signature, c);
            first = FALSE;
        }
        c = cppGetc ();
    } while (isident (c) || ((isLanguage (Lang_java) || isLanguage (Lang_csharp)) && (isHighChar (c) || c == '.')));
    vStringTerminate (name);
    cppUngetc (c);        /* unget non-identifier character */

    analyzeIdentifier (token);
}

static void readPackageName (tokenInfo *const token, const int firstChar)
{
    vString *const name = token->name;
    int c = firstChar;

    initToken (token);

    while (isident (c)  ||  c == '.') {
        vStringPut (name, c);
        c = cppGetc ();
    }
    vStringTerminate (name);
    cppUngetc (c);        /* unget non-package character */
}

static void readPackageOrNamespace (statementInfo *const st, const declType declaration)
{
    st->declaration = declaration;

    if (declaration == DECL_NAMESPACE && !isLanguage (Lang_csharp)) {
        /* In C++ a namespace is specified one level at a time. */
        return;
    } else {
        /* In C#, a namespace can also be specified like a Java package name. */
        tokenInfo *const token = activeToken (st);
        Assert (isType (token, TOKEN_KEYWORD));
        readPackageName (token, skipToNonWhite ());
        token->type = TOKEN_NAME;
        st->gotName = TRUE;
        st->haveQualifyingName = TRUE;
    }
}

static void processName (statementInfo *const st)
{
    Assert (isType (activeToken (st), TOKEN_NAME));
    if (st->gotName  &&  st->declaration == DECL_NONE)
        st->declaration = DECL_BASE;
    st->gotName = TRUE;
    st->haveQualifyingName = TRUE;
}

static void readOperator (statementInfo *const st)
{
    const char *const acceptable = "+-*/%^&|~!=<>,[]";
    const tokenInfo* const prev = prevToken (st,1);
    tokenInfo *const token = activeToken (st);
    vString *const name = token->name;
    int c = skipToNonWhite ();

    /*  When we arrive here, we have the keyword "operator" in 'name'.
     */
    if (isType (prev, TOKEN_KEYWORD) && (prev->keyword == KEYWORD_ENUM ||
                                         prev->keyword == KEYWORD_STRUCT || prev->keyword == KEYWORD_UNION))
        ;        /* ignore "operator" keyword if preceded by these keywords */
    else if (c == '(') {
        /*  Verify whether this is a valid function call (i.e. "()") operator.
         */
        if (cppGetc () == ')') {
            vStringPut (name, ' ');  /* always separate operator from keyword */
            c = skipToNonWhite ();
            if (c == '(')
                vStringCatS (name, "()");
        } else {
            skipToMatch ("()");
            c = cppGetc ();
        }
    } else if (isident1 (c)) {
        /*  Handle "new" and "delete" operators, and conversion functions
         *  (per 13.3.1.1.2 [2] of the C++ spec).
         */
        boolean whiteSpace = TRUE;  /* default causes insertion of space */
        do {
            if (isspace (c))
                whiteSpace = TRUE;
            else {
                if (whiteSpace) {
                    vStringPut (name, ' ');
                    whiteSpace = FALSE;
                }
                vStringPut (name, c);
            }
            c = cppGetc ();
        } while (! isOneOf (c, "(;")  &&  c != EOF);
        vStringTerminate (name);
    } else if (isOneOf (c, acceptable)) {
        vStringPut (name, ' ');  /* always separate operator from keyword */
        do {
            vStringPut (name, c);
            c = cppGetc ();
        } while (isOneOf (c, acceptable));
        vStringTerminate (name);
    }

    cppUngetc (c);

    token->type	= TOKEN_NAME;
    token->keyword = KEYWORD_NONE;
    processName (st);
}

static void copyToken (tokenInfo *const dest, const tokenInfo *const src)
{
    dest->type         = src->type;
    dest->keyword      = src->keyword;
    dest->filePosition = src->filePosition;
    dest->lineNumber   = src->lineNumber;
    vStringCopy (dest->name, src->name);
}

static void setAccess (statementInfo *const st, const accessType access)
{
    if (isMember (st)) {
        if (isLanguage (Lang_cpp)) {
            int c = skipToNonWhite ();

            if (c == ':')
                reinitStatement (st, FALSE);
            else
                cppUngetc (c);

            st->member.accessDefault = access;
        }
        st->member.access = access;
    }
}

static void discardTypeList (tokenInfo *const token)
{
    int c = skipToNonWhite ();
    while (isident1 (c)) {
        readIdentifier (token, c);
        c = skipToNonWhite ();
        if (c == '.'  ||  c == ',')
            c = skipToNonWhite ();
    }
    cppUngetc (c);
}

static void addParentClass (statementInfo *const st, tokenInfo *const token)
{
    if (vStringLength (token->name) > 0  &&
        vStringLength (st->parentClasses) > 0) {
        vStringPut (st->parentClasses, ',');
    }
    vStringCat (st->parentClasses, token->name);
}

static void readParents (statementInfo *const st, const int qualifier)
{
    tokenInfo *const token = newToken ();
    tokenInfo *const parent = newToken ();
    int c;
    // ERAN IFRAH - START
    char *inherit = 0;
    // ERAN IFRAH - END

    do {
        c = skipToNonWhite ();
        if (isident1 (c)) {
            readIdentifier (token, c);
            if (isType (token, TOKEN_NAME))
                vStringCat (parent->name, token->name);
            else {
                addParentClass (st, parent);
                initToken (parent);
            }
        } else if (c == qualifier)
            vStringPut (parent->name, c);
        else if (c == '<') {

            // ERAN IFRAH - START
            CollectingTemplateArgs = TRUE;

            if(ParentTempalateInitList->size) {
                memset(ParentTempalateInitList->buffer, 0, ParentTempalateInitList->size);
            }
            ParentTempalateInitList->length = 0;

            vStringPut(ParentTempalateInitList, '<');
            skipToMatch ("<>");
            if(ParentTempalateInitList->length) {
                inherit = (char*)malloc(ParentTempalateInitList->length+1);
                memcpy(inherit, ParentTempalateInitList->buffer, ParentTempalateInitList->length);
                inherit[ParentTempalateInitList->length] = 0;
            }

            if(inherit) {
                vStringCatS(parent->name, inherit);
                free(inherit);
            }

            vStringClear(ParentTempalateInitList);

            CollectingTemplateArgs = FALSE;

            // ERAN IFRAH - END
        } else if (isType (token, TOKEN_NAME)) {
            addParentClass (st, parent);
            initToken (parent);
        }
    } while (c != '{'  &&  c != EOF);
    cppUngetc (c);
    deleteToken (parent);
    deleteToken (token);
}

static void skipStatement (statementInfo *const st)
{
    st->declaration = DECL_IGNORE;
    skipToOneOf (";");
}

static void processInterface (statementInfo *const st)
{
    st->declaration = DECL_INTERFACE;
}

static void processToken (tokenInfo *const token, statementInfo *const st)
{
    tokenInfo * preToken = NULL;
    if ( st->tokenIndex ) {
        preToken = prevToken(st, 1);
    }
    switch (token->keyword) {      /* is it a reserved word? */
    default:
        break;

    case KEYWORD_NONE:
        processName (st);
        break;
    case KEYWORD_ABSTRACT:
        st->implementation = IMP_ABSTRACT;
        break;
    case KEYWORD_ATTRIBUTE:
        skipParens ();
        initToken (token);
        break;
    case KEYWORD_BIND:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_BIT:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_CATCH:
        skipParens ();
        skipBraces ();
        break;
    case KEYWORD_CHAR:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_CLASS: {
        if ( preToken && preToken->keyword == KEYWORD_ENUM ) {
            // C++11 'enum class
            st->declaration = DECL_STRONG_ENUM;
        } else {
            st->declaration = DECL_CLASS;
        }
        break;
        
    }
    case KEYWORD_CONST:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_DOUBLE:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_ENUM:
        st->declaration = DECL_ENUM;
        break;
    case KEYWORD_EXTENDS:
        readParents (st, '.');
        setToken (st, TOKEN_NONE);
        break;
    case KEYWORD_FLOAT:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_FUNCTION:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_FRIEND:
        st->scope       = SCOPE_FRIEND;
        break;
    case KEYWORD_GOTO:
        skipStatement (st);
        break;
    case KEYWORD_IMPLEMENTS:
        readParents (st, '.');
        setToken (st, TOKEN_NONE);
        break;
    case KEYWORD_IMPORT:
        skipStatement (st);
        break;
    case KEYWORD_INT:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_INTEGER:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_INTERFACE:
        processInterface (st);
        break;
    case KEYWORD_LOCAL:
        setAccess (st, ACCESS_LOCAL);
        break;
    case KEYWORD_LONG:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_OPERATOR:
        readOperator (st);
        break;
    case KEYWORD_PRIVATE:
        setAccess (st, ACCESS_PRIVATE);
        break;
    case KEYWORD_PROGRAM:
        st->declaration = DECL_PROGRAM;
        break;
    case KEYWORD_PROTECTED:
        setAccess (st, ACCESS_PROTECTED);
        break;
    case KEYWORD_PUBLIC:
        setAccess (st, ACCESS_PUBLIC);
        break;
    case KEYWORD_RETURN:
        skipStatement (st);
        break;
    case KEYWORD_SHORT:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_SIGNED:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_STRING:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_STRUCT:
        st->declaration = DECL_STRUCT;
        break;
    case KEYWORD_TASK:
        st->declaration = DECL_TASK;
        break;
    case KEYWORD_THROWS:
        discardTypeList (token);
        break;
    case KEYWORD_UNION:
        st->declaration = DECL_UNION;
        break;
    case KEYWORD_UNSIGNED:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_USING:
        readUsingAlias(st);
        break;
    case KEYWORD_VOID:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_VOLATILE:
        st->declaration = DECL_BASE;
        break;
    case KEYWORD_VIRTUAL:
        st->implementation = IMP_VIRTUAL;
        break;
    case KEYWORD_WCHAR_T:
        st->declaration = DECL_BASE;
        break;

    case KEYWORD_NAMESPACE:
        readPackageOrNamespace (st, DECL_NAMESPACE);
        break;
    case KEYWORD_PACKAGE:
        readPackageOrNamespace (st, DECL_PACKAGE);
        break;

    case KEYWORD_EVENT:
        if (isLanguage (Lang_csharp))
            st->declaration = DECL_EVENT;
        break;

    case KEYWORD_TYPEDEF:
        reinitStatement (st, FALSE);
        st->scope = SCOPE_TYPEDEF;
        break;

    case KEYWORD_EXTERN:
        if (! isLanguage (Lang_csharp) || !st->gotName) {
            reinitStatement (st, FALSE);
            st->scope = SCOPE_EXTERN;
            st->declaration = DECL_BASE;
        }
        break;

    case KEYWORD_STATIC:
        if (! (isLanguage (Lang_java) || isLanguage (Lang_csharp))) {
            reinitStatement (st, FALSE);
            st->scope = SCOPE_STATIC;
            st->declaration = DECL_BASE;
        }
        break;

    case KEYWORD_FOR:
    case KEYWORD_FOREACH:
    case KEYWORD_IF:
    case KEYWORD_SWITCH:
    case KEYWORD_WHILE: {
        int c = skipToNonWhite ();
        if (c == '(')
            skipToMatch ("()");
        break;
    }
    }
}

/*
*   Parenthesis handling functions
*/

static void restartStatement (statementInfo *const st)
{
    tokenInfo *const save = newToken ();
    tokenInfo *token = activeToken (st);

    copyToken (save, token);
    DebugStatement ( if (debug (DEBUG_PARSE)) printf ("<ES>");)
        reinitStatement (st, FALSE);
    token = activeToken (st);
    copyToken (token, save);
    deleteToken (save);
    processToken (token, st);
}

/*  Skips over a the mem-initializer-list of a ctor-initializer, defined as:
 *
 *  mem-initializer-list:
 *    mem-initializer, mem-initializer-list
 *
 *  mem-initializer:
 *    [::] [nested-name-spec] class-name (...)
 *    identifier
 */
static void skipMemIntializerList (tokenInfo *const token)
{
    int c;

    do {
        c = skipToNonWhite ();
        while (isident1 (c)  ||  c == ':') {
            if (c != ':')
                readIdentifier (token, c);
            c = skipToNonWhite ();
        }
        if (c == '<') {
            skipToMatch ("<>");
            c = skipToNonWhite ();
        }
        if (c == '(') {
            skipToMatch ("()");
            c = skipToNonWhite ();
        }
    } while (c == ',');
    cppUngetc (c);
}

static void skipMacro (statementInfo *const st)
{
    tokenInfo *const prev2 = prevToken (st, 2);

    if (isType (prev2, TOKEN_NAME))
        retardToken (st);
    skipToMatch ("()");
}

/*  Skips over characters following the parameter list. This will be either
 *  non-ANSI style function declarations or C++ stuff. Our choices:
 *
 *  C (K&R):
 *    int func ();
 *    int func (one, two) int one; float two; {...}
 *  C (ANSI):
 *    int func (int one, float two);
 *    int func (int one, float two) {...}
 *  C++:
 *    int foo (...) [const|volatile] [throw (...)];
 *    int foo (...) [const|volatile] [throw (...)] [ctor-initializer] {...}
 *    int foo (...) [const|volatile] [throw (...)] try [ctor-initializer] {...}
 *        catch (...) {...}
 */
static boolean skipPostArgumentStuff (
    statementInfo *const st, parenInfo *const info)
{
    tokenInfo *const token = activeToken (st);
    unsigned int parameters = info->parameterCount;
    unsigned int elementCount = 0;
    boolean restart = FALSE;
    boolean end = FALSE;
    int c = skipToNonWhite ();

    do {
        switch (c) {
        case ')':
            break;
        case ':':
            skipMemIntializerList (token);
            break;  /* ctor-initializer */
        case '[':
            skipToMatch ("[]");
            break;
        case '=':
            cppUngetc (c);
            end = TRUE;
            break;
        case '{':
            cppUngetc (c);
            end = TRUE;
            break;
        case '}':
            cppUngetc (c);
            end = TRUE;
            break;

        case '(':
            if (elementCount > 0)
                ++elementCount;
            skipToMatch ("()");
            break;

        case ';':
            if (parameters == 0  ||  elementCount < 2) {
                cppUngetc (c);
                end = TRUE;
            } else if (--parameters == 0)
                end = TRUE;
            break;

        default:
            if (isident1 (c)) {
                readIdentifier (token, c);
                switch (token->keyword) {
                case KEYWORD_ATTRIBUTE:
                    skipParens ();
                    break;
                case KEYWORD_THROW:
                    skipParens ();
                    break;
                case KEYWORD_TRY:
                    break;

                case KEYWORD_CONST:
                case KEYWORD_VOLATILE:
                case KEYWORD_OVERRIDE:
                case KEYWORD_FINAL:
                    if (vStringLength (Signature) > 0) {
                        vStringPut (Signature, ' ');
                        vStringCat (Signature, token->name);
                    }
                    break;

                case KEYWORD_CATCH:
                case KEYWORD_CLASS:
                case KEYWORD_EXPLICIT:
                case KEYWORD_EXTERN:
                case KEYWORD_FRIEND:
                case KEYWORD_INLINE:
                case KEYWORD_MUTABLE:
                case KEYWORD_NAMESPACE:
                case KEYWORD_NEW:
                case KEYWORD_NEWCOV:
                case KEYWORD_OPERATOR:
                case KEYWORD_OVERLOAD:
                case KEYWORD_PRIVATE:
                case KEYWORD_PROTECTED:
                case KEYWORD_PUBLIC:
                case KEYWORD_STATIC:
                case KEYWORD_TEMPLATE:
                case KEYWORD_TYPEDEF:
                case KEYWORD_TYPENAME:
                case KEYWORD_USING:
                case KEYWORD_VIRTUAL:
                    /* Never allowed within parameter declarations. */
                    restart = TRUE;
                    end = TRUE;
                    break;

                default:
                    if (isType (token, TOKEN_NONE))
                        ;
                    else if (info->isKnrParamList  &&  info->parameterCount > 0)
                        ++elementCount;
                    else {
                        /*  If we encounter any other identifier immediately
                         *  following an empty parameter list, this is almost
                         *  certainly one of those Microsoft macro "thingies"
                         *  that the automatic source code generation sticks
                         *  in. Terminate the current statement.
                         */
                        restart = TRUE;
                        end = TRUE;
                    }
                    break;
                }
            }
        }
        if (! end) {
            c = skipToNonWhite ();
            if (c == EOF)
                end = TRUE;
        }
    } while (! end);

    if (restart)
        restartStatement (st);
    else
        setToken (st, TOKEN_NONE);

    return (boolean) (c != EOF);
}

static void skipJavaThrows (statementInfo *const st)
{
    tokenInfo *const token = activeToken (st);
    int c = skipToNonWhite ();

    if (isident1 (c)) {
        readIdentifier (token, c);
        if (token->keyword == KEYWORD_THROWS) {
            do {
                c = skipToNonWhite ();
                if (isident1 (c)) {
                    readIdentifier (token, c);
                    c = skipToNonWhite ();
                }
            } while (c == '.'  ||  c == ',');
        }
    }
    cppUngetc (c);
    setToken (st, TOKEN_NONE);
}

static void analyzePostParens (statementInfo *const st, parenInfo *const info)
{
    const unsigned long inputLineNumber = getInputLineNumber ();
    int c = skipToNonWhite ();

    cppUngetc (c);
    if (isOneOf (c, "{;,="))
        ;
    else if (isLanguage (Lang_java))
        skipJavaThrows (st);
    else {
        if (! skipPostArgumentStuff (st, info)) {
            verbose (
                "%s: confusing argument declarations beginning at line %lu\n",
                getInputFileName (), inputLineNumber);
            longjmp (Exception, (int) ExceptionFormattingError);
        }
    }
}

static boolean languageSupportsGenerics (void)
{
    return (boolean) (isLanguage (Lang_cpp) || isLanguage (Lang_csharp) ||
                      isLanguage (Lang_java));
}

static void processAngleBracket (void)
{
    int c = cppGetc ();
    if (c == '>') {
        /* already found match for template */
    } else if (languageSupportsGenerics () && c != '<' && c != '=') {
        /* this is a template */
        cppUngetc (c);
        skipToMatch ("<>");
    } else if (c == '<') {
        /* skip "<<" or "<<=". */
        c = cppGetc ();
        if (c != '=') {
            cppUngetc (c);
        }
    } else {
        cppUngetc (c);
    }
}

static int parseParens (statementInfo *const st, parenInfo *const info)
{
    tokenInfo *const token = activeToken (st);
    unsigned int identifierCount = 0;
    unsigned int depth = 1;
    boolean firstChar = TRUE;
    int nextChar = '\0';

    CollectingSignature = TRUE;
    vStringClear (Signature);
    vStringPut (Signature, '(');
    info->parameterCount = 1;
    do {
        int c = skipToNonWhite ();
        vStringPut (Signature, c);

        switch (c) {
            // ERAN
        case '@':
            // ERAN - END
        case '&':
        case '*':
            info->isPointer = TRUE;
            info->isKnrParamList = FALSE;
            if (identifierCount == 0)
                info->isParamList = FALSE;
            initToken (token);
            break;

        case ':':
            info->isKnrParamList = FALSE;
            break;

        case '.':
            info->isNameCandidate = FALSE;
            c = cppGetc ();
            if (c != '.') {
                cppUngetc (c);
                info->isKnrParamList = FALSE;
            } else {
                c = cppGetc ();
                if (c != '.') {
                    cppUngetc (c);
                    info->isKnrParamList = FALSE;
                } else
                    vStringCatS (Signature, "..."); /* variable arg list */
            }
            break;

        case ',':
            info->isNameCandidate = FALSE;
            if (info->isKnrParamList) {
                ++info->parameterCount;
                identifierCount = 0;
            }
            break;

        case '=':
            info->isKnrParamList = FALSE;
            info->isNameCandidate = FALSE;
            if (firstChar) {
                info->isParamList = FALSE;
                skipMacro (st);
                depth = 0;
            }
            break;

        case '[':
            info->isKnrParamList = FALSE;
            skipToMatch ("[]");
            break;

        case '<':
            info->isKnrParamList = FALSE;
            processAngleBracket ();
            break;

        case ')':
            if (firstChar)
                info->parameterCount = 0;
            --depth;
            break;

        case '(':
            info->isKnrParamList = FALSE;
            if (firstChar) {
                info->isNameCandidate = FALSE;
                cppUngetc (c);
                vStringClear (Signature);
                skipMacro (st);
                depth = 0;
                vStringChop (Signature);
            } else if (isType (token, TOKEN_PAREN_NAME)) {
                c = skipToNonWhite ();
                if (c == '*') {      /* check for function pointer */
                    skipToMatch ("()");
                    c = skipToNonWhite ();
                    if (c == '(')
                        skipToMatch ("()");
                    else
                        cppUngetc (c);
                } else {
                    cppUngetc (c);
                    cppUngetc ('(');
                    info->nestedArgs = TRUE;
                }
            } else
                ++depth;
            break;

        default:
            if (isident1 (c)) {
                if (++identifierCount > 1)
                    info->isKnrParamList = FALSE;
                readIdentifier (token, c);
                if (isType (token, TOKEN_NAME)  &&  info->isNameCandidate)
                    token->type = TOKEN_PAREN_NAME;
                else if (isType (token, TOKEN_KEYWORD)) {
                    if (token->keyword != KEYWORD_CONST &&
                        token->keyword != KEYWORD_VOLATILE) {
                        info->isKnrParamList = FALSE;
                        info->isNameCandidate = FALSE;
                    }
                }
            } else {
                info->isParamList     = FALSE;
                info->isKnrParamList  = FALSE;
                info->isNameCandidate = FALSE;
                info->invalidContents = TRUE;
            }
            break;
        }
        firstChar = FALSE;
    } while (! info->nestedArgs  &&  depth > 0  &&
             (info->isKnrParamList  ||  info->isNameCandidate));

    if (! info->nestedArgs) while (depth > 0) {
            skipToMatch ("()");
            --depth;
        }

    if (! info->isNameCandidate)
        initToken (token);

    vStringTerminate (Signature);
    if (info->isKnrParamList)
        vStringClear (Signature);
    CollectingSignature = FALSE;
    return nextChar;
}

static void initParenInfo (parenInfo *const info)
{
    info->isPointer				= FALSE;
    info->isParamList			= TRUE;
    info->isKnrParamList		= isLanguage (Lang_c);
    info->isNameCandidate		= TRUE;
    info->invalidContents		= FALSE;
    info->nestedArgs			= FALSE;
    info->parameterCount		= 0;
}

static void analyzeParens (statementInfo *const st)
{
    tokenInfo *const prev = prevToken (st, 1);

    if (st->inFunction  &&  ! st->assignment)
        st->notVariable = TRUE;
    if (! isType (prev, TOKEN_NONE)) { /* in case of ignored enclosing macros */
        tokenInfo *const token = activeToken (st);
        parenInfo info;
        int c;

        initParenInfo (&info);
        parseParens (st, &info);
        c = skipToNonWhite ();
        cppUngetc (c);
        if (info.invalidContents)
            reinitStatement (st, FALSE);
        else if (info.isNameCandidate  &&  isType (token, TOKEN_PAREN_NAME)  &&
                 ! st->gotParenName  &&
                 (! info.isParamList || ! st->haveQualifyingName  ||
                  c == '('  ||
                  (c == '='  &&  st->implementation != IMP_VIRTUAL) ||
                  (st->declaration == DECL_NONE  &&  isOneOf (c, ",;")))) {
            token->type = TOKEN_NAME;
            processName (st);
            st->gotParenName = TRUE;
            if (! (c == '('  &&  info.nestedArgs))
                st->isPointer = info.isPointer;
        } else if (! st->gotArgs  &&  info.isParamList) {
            st->gotArgs = TRUE;
            setToken (st, TOKEN_ARGS);
            advanceToken (st);
            if (st->scope != SCOPE_TYPEDEF)
                analyzePostParens (st, &info);
        } else
            setToken (st, TOKEN_NONE);
    }
}

/*
*   Token parsing functions
*/

static void addContext (statementInfo *const st, const tokenInfo* const token)
{
    if (isType (token, TOKEN_NAME)) {
        if (vStringLength (st->context->name) > 0) {
            if (isLanguage (Lang_c)  ||  isLanguage (Lang_cpp))
                vStringCatS (st->context->name, "::");
            else if (isLanguage (Lang_java) || isLanguage (Lang_csharp))
                vStringCatS (st->context->name, ".");
        }
        vStringCat (st->context->name, token->name);
        st->context->type = TOKEN_NAME;
    }
}

static boolean inheritingDeclaration (declType decl)
{
    /* C# supports inheritance for enums. C++0x will too, but not yet. */
    if (decl == DECL_ENUM) {
        return (boolean) (isLanguage (Lang_csharp));

    } else if ( decl == DECL_STRONG_ENUM ) {
        return (boolean) (isLanguage (Lang_cpp));
    }

    return (boolean) (
               decl == DECL_CLASS ||
               decl == DECL_STRUCT ||
               decl == DECL_INTERFACE);
}

static void processColon (statementInfo *const st)
{
    int c = (isLanguage (Lang_cpp) ? cppGetc () : skipToNonWhite ());
    const boolean doubleColon = (boolean) (c == ':');

    if (doubleColon) {
        setToken (st, TOKEN_DOUBLE_COLON);
        st->haveQualifyingName = FALSE;
    } else {
        cppUngetc (c);
        if ((isLanguage (Lang_cpp) || isLanguage (Lang_csharp))  &&
            inheritingDeclaration (st->declaration)) {
            readParents (st, ':');
        } else if (parentDecl (st) == DECL_STRUCT) {
            c = skipToOneOf (",;");
            if (c == ',')
                setToken (st, TOKEN_COMMA);
            else if (c == ';')
                setToken (st, TOKEN_SEMICOLON);
        } else {
            const tokenInfo *const prev  = prevToken (st, 1);
            const tokenInfo *const prev2 = prevToken (st, 2);
            if (prev->keyword == KEYWORD_DEFAULT ||
                prev2->keyword == KEYWORD_CASE ||
                st->parent != NULL) {
                reinitStatement (st, FALSE);
            }
        }
    }
}

/*  Skips over any initializing value which may follow an '=' character in a
 *  variable definition.
 */
static int readNamespaceAlias (statementInfo *const st)
{
    int c;
    size_t i=0;
    memset(st->namespaceAlias, 0, sizeof(st->namespaceAlias));

    /* read max of 255 chars */
    for(i=0; i<255; i++) {
        c = skipToNonWhite ();

        if (c == EOF)
            longjmp (Exception, (int) ExceptionFormattingError);

        if(c == ';')
            break;

        st->namespaceAlias[i] = c;
    }
    return c;
}

/*  Skips over any initializing value which may follow an '=' character in a
 *  variable definition.
 */
static int skipInitializer (statementInfo *const st)
{
    boolean done = FALSE;
    int c;

    while (! done) {
        c = skipToNonWhite ();

        if (c == EOF)
            longjmp (Exception, (int) ExceptionFormattingError);
        else switch (c) {
            case ',':
            case ';':
                done = TRUE;
                break;

            case '0':
                if (st->implementation == IMP_VIRTUAL)
                    st->implementation = IMP_PURE_VIRTUAL;
                break;

            case '[':
                skipToMatch ("[]");
                break;
            case '(':
                skipToMatch ("()");
                break;
            case '{':
                skipToMatch ("{}");
                break;
            case '<':
                processAngleBracket();
                break;

            case '}':
                if (insideEnumBody (st))
                    done = TRUE;
                else if (! isBraceFormat ()) {
                    verbose ("%s: unexpected closing brace at line %lu\n",
                             getInputFileName (), getInputLineNumber ());
                    longjmp (Exception, (int) ExceptionBraceFormattingError);
                }
                break;

            default:
                break;
            }
    }
    return c;
}

static void processInitializer (statementInfo *const st)
{
    const boolean inEnumBody = insideEnumBody (st);
    int c = cppGetc ();

    if (c != '=') {
        cppUngetc (c);
        c = skipInitializer (st);
        st->assignment = TRUE;
        if (c == ';')
            setToken (st, TOKEN_SEMICOLON);
        else if (c == ',')
            setToken (st, TOKEN_COMMA);
        else if (c == '}'  &&  inEnumBody) {
            cppUngetc (c);
            setToken (st, TOKEN_COMMA);
        }
        if (st->scope == SCOPE_EXTERN)
            st->scope = SCOPE_GLOBAL;
    }
}

static void processNamespaceAlias (statementInfo *const st)
{
    int c = cppGetc ();

    if (c != '=') {
        cppUngetc (c);
        c = readNamespaceAlias (st);
        st->assignment = TRUE;
        if (c == ';')
            setToken (st, TOKEN_SEMICOLON);

        st->scope = SCOPE_GLOBAL;
        st->isNamespacAlias = TRUE;
    }
}

static void parseIdentifier (statementInfo *const st, const int c)
{
    tokenInfo *const token = activeToken (st);

    readIdentifier (token, c);
    if (! isType (token, TOKEN_NONE))
        processToken (token, st);
}

static void parseJavaAnnotation (statementInfo *const st)
{
    /*
     * @Override
     * @Target(ElementType.METHOD)
     * @SuppressWarnings(value = "unchecked")
     *
     * But watch out for "@interface"!
     */
    tokenInfo *const token = activeToken (st);

    int c = skipToNonWhite ();
    readIdentifier (token, c);
    if (token->keyword == KEYWORD_INTERFACE) {
        /* Oops. This was actually "@interface" defining a new annotation. */
        processInterface (st);
    } else {
        /* Bug #1691412: skip any annotation arguments. */
        skipParens ();
    }
}

static void parseGeneralToken (statementInfo *const st, const int c)
{
    const tokenInfo *const prev = prevToken (st, 1);

    if (isident1 (c) || (isLanguage (Lang_java) && isHighChar (c))) {
        parseIdentifier (st, c);
        if ( isType (st->context, TOKEN_NAME) && // context name
            (isType (activeToken (st), TOKEN_NAME) || (isType (activeToken (st), TOKEN_KEYWORD) && activeToken(st)->keyword == KEYWORD_CONST)) && // D::E foo or D::E const
            isType (prev, TOKEN_NAME)) 
        {
            initToken (st->context);
        }
        
    } else if (c == '.' || c == '-') {
        if (! st->assignment)
            st->notVariable = TRUE;
        if (c == '-') {
            int c2 = cppGetc ();
            if (c2 != '>')
                cppUngetc (c2);
        }
    } else if (c == '!' || c == '>') {
        int c2 = cppGetc ();
        if (c2 != '=')
            cppUngetc (c2);
    } else if (c == '@' && isLanguage (Lang_java)) {
        parseJavaAnnotation (st);
    } else if (isExternCDecl (st, c)) {
        st->declaration = DECL_NOMANGLE;
        st->scope = SCOPE_GLOBAL;
    }
}

/*  Reads characters from the pre-processor and assembles tokens, setting
 *  the current statement state.
 */
static void nextToken (statementInfo *const st)
{
    const tokenInfo *const prev  = prevToken (st, 1);
    const tokenInfo *const prev2 = prevToken (st, 2);
    const tokenInfo *const prev3 = prevToken (st, 3);
    tokenInfo *token;
    do {
        int c = skipToNonWhite ();
        switch (c) {
        case EOF:
            longjmp (Exception, (int) ExceptionEOF);
            break;
        case '(':
            analyzeParens (st);
            break;
        case '<': {
            if(prev->type == TOKEN_NAME && prev2->keyword == KEYWORD_CLASS && prev3->keyword == KEYWORD_TEMPLATE) {
                /* we found a template instantiation */
                CollectingSignature = TRUE;

                /* Keep the template instantiation list */
                /* clear the Signature global buffer */
                if(Signature->size) {
                    memset(Signature->buffer, 0, Signature->size);
                }
                Signature->length = 0;
                vStringPut(Signature, '<');
                processAngleBracket ();
                vStringTerminate(Signature);

                vStringCat(prev->name, Signature);
                /* clear the Signature global buffer */
                if(Signature->size) {
                    memset(Signature->buffer, 0, Signature->size);
                }
                Signature->length = 0;
                CollectingSignature = FALSE;
            } else if(prev->type == TOKEN_NAME && prev->keyword == KEYWORD_NONE) {

                /* we found a template instantiation */
                CollectingSignature = TRUE;

                /* Keep the template instantiation list */
                /* clear the Signature global buffer */
                if(Signature->size) {
                    memset(Signature->buffer, 0, Signature->size);
                }
                Signature->length = 0;
                vStringPut(Signature, '<');
                processAngleBracket ();

                vStringTerminate(Signature);

                /* store the template initiailzation */
                vStringClear(prev->templateInitList);
                vStringCat(prev->templateInitList, Signature);

                /* clear the Signature global buffer */
                if(Signature->size) {
                    memset(Signature->buffer, 0, Signature->size);
                }
                Signature->length = 0;
                CollectingSignature = FALSE;

            } else {
                processAngleBracket ();
            }
            break;
        }
        case '*':
            st->haveQualifyingName = FALSE;
            break;
        case ',':
            setToken (st, TOKEN_COMMA);
            break;
        case ':':
            processColon (st);
            break;
        case ';':
            setToken (st, TOKEN_SEMICOLON);
            break;
        case '=': {
            if(st->token[0]->type == TOKEN_KEYWORD && strcmp(st->token[0]->name->buffer, "namespace") == 0) {
                /* namespace alias */
                processNamespaceAlias(st);

            } else {
                processInitializer (st);

            }
            break;

        }
        case '[':
            skipToMatch ("[]");
            break;
        case '{':
            setToken (st, TOKEN_BRACE_OPEN);
            break;
        case '}':
            setToken (st, TOKEN_BRACE_CLOSE);
            break;
        default:
            parseGeneralToken (st, c);
            break;
        }
        token = activeToken (st);
    } while (isType (token, TOKEN_NONE));
}

/*
*   Scanning support functions
*/

static statementInfo *CurrentStatement = NULL;

static statementInfo *newStatement (statementInfo *const parent)
{
    statementInfo *const st = xMalloc (1, statementInfo);
    unsigned int i;

    for (i = 0  ;  i < (unsigned int) NumTokens  ;  ++i)
        st->token [i] = newToken ();

    st->context = newToken ();
    st->blockName = newToken ();
    st->parentClasses = vStringNew ();
    st->usingAlias    = vStringNew ();
    initStatement (st, parent);
    CurrentStatement = st;

    return st;
}

static void deleteStatement (void)
{
    statementInfo *const st = CurrentStatement;
    statementInfo *const parent = st->parent;
    unsigned int i;

    for (i = 0  ;  i < (unsigned int) NumTokens  ;  ++i) {
        deleteToken (st->token [i]);
        st->token [i] = NULL;
    }

    deleteToken (st->blockName);
    st->blockName = NULL;
    deleteToken (st->context);
    st->context = NULL;
    vStringDelete (st->parentClasses);
    st->parentClasses = NULL;
    vStringDelete (st->usingAlias);
    st->usingAlias = NULL;
    eFree (st);
    CurrentStatement = parent;
}

static void deleteAllStatements (void)
{
    while (CurrentStatement != NULL)
        deleteStatement ();
}

static boolean isStatementEnd (const statementInfo *const st)
{
    const tokenInfo *const token = activeToken (st);
    boolean isEnd;

    if (isType (token, TOKEN_SEMICOLON))
        isEnd = TRUE;
    else if (isType (token, TOKEN_BRACE_CLOSE))
        /* Java and C# do not require semicolons to end a block. Neither do C++
         * namespaces. All other blocks require a semicolon to terminate them.
         */
        isEnd = (boolean) (isLanguage (Lang_java) || isLanguage (Lang_csharp) ||
                           ! isContextualStatement (st));
    else
        isEnd = FALSE;

    return isEnd;
}

static void checkStatementEnd (statementInfo *const st)
{
    const tokenInfo *const token = activeToken (st);

    if (isType (token, TOKEN_COMMA))
        reinitStatement (st, TRUE);
    else if (isStatementEnd (st)) {
        DebugStatement ( if (debug (DEBUG_PARSE)) printf ("<ES>"); )
            reinitStatement (st, FALSE);
        cppEndStatement ();
    } else {
        cppBeginStatement ();
        advanceToken (st);
    }
}

static void nest (statementInfo *const st, const unsigned int nestLevel)
{
    switch (st->declaration) {
    case DECL_CLASS:
    case DECL_ENUM:
    case DECL_STRONG_ENUM:
    case DECL_INTERFACE:
    case DECL_NAMESPACE:
    case DECL_NOMANGLE:
    case DECL_STRUCT:
    case DECL_UNION:
        createTags (nestLevel, st);
        break;

    case DECL_FUNCTION:
    case DECL_TASK:
        st->inFunction = TRUE;
        /* fall through */
    default:
        if (includeTag (TAG_LOCAL, FALSE))
            createTags (nestLevel, st);
        else
            skipToMatch ("{}");
        break;
    }
    advanceToken (st);
    setToken (st, TOKEN_BRACE_CLOSE);
}

static void tagCheck (statementInfo *const st)
{
    const tokenInfo *const token = activeToken (st);
    const tokenInfo *const prev  = prevToken (st, 1);
    const tokenInfo *const prev2 = prevToken (st, 2);

    switch (token->type) {
    case TOKEN_NAME:
        if (insideEnumBody (st))
            qualifyEnumeratorTag (st, token);
        break;
#if 0
    case TOKEN_PACKAGE:
        if (st->haveQualifyingName)
            makeTag (token, st, FALSE, TAG_PACKAGE);
        break;
#endif
    case TOKEN_BRACE_OPEN:
        if (isType (prev, TOKEN_ARGS)) {
            if (st->haveQualifyingName) {
                if (! isLanguage (Lang_vera))
                    st->declaration = DECL_FUNCTION;
                if (isType (prev2, TOKEN_NAME))
                    copyToken (st->blockName, prev2);
                qualifyFunctionTag (st, prev2);
            }
        } else if (isContextualStatement (st) ||
                   st->declaration == DECL_NAMESPACE ||
                   st->declaration == DECL_PROGRAM) {
            if (isType (prev, TOKEN_NAME))
                copyToken (st->blockName, prev);
            else {
                /*  For an anonymous struct or union we use a unique ID
                 *  a number, so that the members can be found.
                 */
                char buf [20];  /* length of "_anon" + digits  + null */
                sprintf (buf, "__anon%d", ++AnonymousID);
                vStringCopyS (st->blockName->name, buf);
                st->blockName->type = TOKEN_NAME;
                st->blockName->keyword = KEYWORD_NONE;
            }
            qualifyBlockTag (st, prev);
        } else if ( isType(prev, TOKEN_NAME) && isType(prev2, TOKEN_NAME) ) {
            // C++11 variable
            // <type> <name> { ... }
            qualifyVariableTag (st, prev);

        } else if (isLanguage (Lang_csharp))
            makeTag (prev, st, FALSE, TAG_PROPERTY);
        break;

    case TOKEN_SEMICOLON:
    case TOKEN_COMMA:
        if (insideEnumBody (st))
            ;
        else if (isType (prev, TOKEN_NAME)) {
            if (isContextualKeyword (prev2))
                makeTag (prev, st, TRUE, st->isNamespacAlias == TRUE ? TAG_NAMESPACE : TAG_EXTERN_VAR);
            else
                qualifyVariableTag (st, prev);
        } else if (isType (prev, TOKEN_ARGS)  &&  isType (prev2, TOKEN_NAME)) {
            if (st->isPointer)
                qualifyVariableTag (st, prev2);
            else
                qualifyFunctionDeclTag (st, prev2);
        }
        if (isLanguage (Lang_java) && token->type == TOKEN_SEMICOLON && insideEnumBody (st)) {
            /* In Java, after an initial enum-like part,
             * a semicolon introduces a class-like part.
             * See Bug #1730485 for the full rationale. */
            st->parent->declaration = DECL_CLASS;
        }
        break;

    default:
        break;
    }
}

/*  Parses the current file and decides whether to write out and tags that
 *  are discovered.
 */
static void createTags (const unsigned int nestLevel,
                        statementInfo *const parent)
{
    statementInfo *const st = newStatement (parent);

    DebugStatement ( if (nestLevel > 0) debugParseNest (TRUE, nestLevel); )
        while (TRUE) {
            tokenInfo *token;

            nextToken (st);
            token = activeToken (st);
            if (isType (token, TOKEN_BRACE_CLOSE)) {
                if (nestLevel > 0)
                    break;
                else {
                    verbose ("%s: unexpected closing brace at line %lu\n",
                             getInputFileName (), getInputLineNumber ());
                    longjmp (Exception, (int) ExceptionBraceFormattingError);
                }
            } else if (isType (token, TOKEN_DOUBLE_COLON)) {
                addContext (st, prevToken (st, 1));
                advanceToken (st);
            } else {
                tagCheck (st);
                if (isType (token, TOKEN_BRACE_OPEN))
                    nest (st, nestLevel + 1);
                checkStatementEnd (st);
            }
        }
    deleteStatement ();
    DebugStatement ( if (nestLevel > 0) debugParseNest (FALSE, nestLevel - 1); )
    }

static boolean findCTags (const unsigned int passCount)
{
    exception_t exception;
    boolean retry;

    Assert (passCount < 3);
    cppInit ((boolean) (passCount > 1), isLanguage (Lang_csharp));
    Signature = vStringNew ();

    // ERAN IFRAH - START
    ParentTempalateInitList = vStringNew();
    // ERAN IFRAH - END

    exception = (exception_t) setjmp (Exception);
    retry = FALSE;
    if (exception == ExceptionNone)
        createTags (0, NULL);
    else {
        deleteAllStatements ();
        if (exception == ExceptionBraceFormattingError  &&  passCount == 1) {
            retry = TRUE;
            verbose ("%s: retrying file with fallback brace matching algorithm\n",
                     getInputFileName ());
        }
    }

    vStringDelete (Signature);
    // ERAN IFRAH - START
    vStringDelete (ParentTempalateInitList);
    // ERAN IFRAH - END
    cppTerminate ();
    return retry;
}

static void buildKeywordHash (const langType language, unsigned int idx)
{
    const size_t count = sizeof (KeywordTable) / sizeof (KeywordTable [0]);
    size_t i;
    for (i = 0  ;  i < count  ;  ++i) {
        const keywordDesc* const p = &KeywordTable [i];
        if (p->isValid [idx])
            addKeyword (p->name, language, (int) p->id);
    }
}

static void initializeCParser (const langType language)
{
    Lang_c = language;
    buildKeywordHash (language, 0);
}

static void initializeCppParser (const langType language)
{
    Lang_cpp = language;
    buildKeywordHash (language, 1);
}

static void initializeCsharpParser (const langType language)
{
    Lang_csharp = language;
    buildKeywordHash (language, 2);
}

static void initializeJavaParser (const langType language)
{
    Lang_java = language;
    buildKeywordHash (language, 3);
}

static void initializeVeraParser (const langType language)
{
    Lang_vera = language;
    buildKeywordHash (language, 4);
}

extern parserDefinition* CParser (void)
{
    static const char *const extensions [] = { "c", NULL };
    parserDefinition* def = parserNew ("C");
    def->kinds      = CKinds;
    def->kindCount  = KIND_COUNT (CKinds);
    def->extensions = extensions;
    def->parser2    = findCTags;
    def->initialize = initializeCParser;
    return def;
}

extern parserDefinition* CppParser (void)
{
    static const char *const extensions [] = {
        "c++", "cc", "cp", "cpp", "cxx", "h", "h++", "hh", "hp", "hpp", "hxx",
#ifndef CASE_INSENSITIVE_FILENAMES
        "C", "H",
#endif
        NULL
    };
    parserDefinition* def = parserNew ("C++");
    def->kinds      = CKinds;
    def->kindCount  = KIND_COUNT (CKinds);
    def->extensions = extensions;
    def->parser2    = findCTags;
    def->initialize = initializeCppParser;
    return def;
}

extern parserDefinition* CsharpParser (void)
{
    static const char *const extensions [] = { "cs", NULL };
    parserDefinition* def = parserNew ("C#");
    def->kinds      = CsharpKinds;
    def->kindCount  = KIND_COUNT (CsharpKinds);
    def->extensions = extensions;
    def->parser2    = findCTags;
    def->initialize = initializeCsharpParser;
    return def;
}

extern parserDefinition* JavaParser (void)
{
    static const char *const extensions [] = { "java", NULL };
    parserDefinition* def = parserNew ("Java");
    def->kinds      = JavaKinds;
    def->kindCount  = KIND_COUNT (JavaKinds);
    def->extensions = extensions;
    def->parser2    = findCTags;
    def->initialize = initializeJavaParser;
    return def;
}

extern parserDefinition* VeraParser (void)
{
    static const char *const extensions [] = { "vr", "vri", "vrh", NULL };
    parserDefinition* def = parserNew ("Vera");
    def->kinds      = VeraKinds;
    def->kindCount  = KIND_COUNT (VeraKinds);
    def->extensions = extensions;
    def->parser2    = findCTags;
    def->initialize = initializeVeraParser;
    return def;
}

static int iswhite(int c)
{
    return c == ' ' || c == '\t' || c == '\r' || c == '\n';
}

static void readUsingAlias(statementInfo *const st)
{
    advanceToken(st);
    tokenInfo *const token = activeToken(st);
    vString *const name = token->name;
    vString *fullQualifiedName = vStringNew();

    int c = skipToNonWhite();
    while( !iswhite(c) && c != ';') {
        vStringPut(fullQualifiedName, c);
        if(c == ':') {
            vStringClear(name);

        } else {
            vStringPut(name, c);

        }
        c = cppGetc ();
    }
    vStringTerminate (name);
    vStringTerminate (fullQualifiedName);

    cppUngetc (c);
    analyzeIdentifier(token);
    if(token->type != TOKEN_NAME) {
        skipStatement (st);
        reinitStatement(st, FALSE);

    } else {
        // Ok, we got ourself something like:
        // using std::shared_ptr;
        // this line means that shared_ptr is accessible without the prefix std, so what we will do is strip the
        // scope from the fully qualified name and keep only the name part
        // in addition, we will set the fully qualified name as typeref
        vStringClear(st->usingAlias);
        vStringCat  (st->usingAlias, fullQualifiedName);
        vStringTerminate(st->usingAlias);
        vStringDelete(fullQualifiedName);
        st->gotName = TRUE;
        st->isUsingAlias = TRUE;
    }
}

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