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c.c
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c.c
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/*
*
* Copyright (c) 1996-2001, 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++, D and Java
* source files.
*/
/*
* INCLUDE FILES
*/
#include "general.h" /* must always come first */
#include <string.h>
#include <setjmp.h>
#include <mio/mio.h>
#include "entry.h"
#include "get.h"
#include "keyword.h"
#include "main.h"
#include "options.h"
#include "parse.h"
#include "read.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) (boolean) ((st)->parent == NULL ? FALSE : \
((st)->parent->declaration == DECL_ENUM))
#define isExternCDecl(st,c) (boolean) ((c) == STRING_SYMBOL && \
! (st)->haveQualifyingName && \
(st)->scope == SCOPE_EXTERN)
#define isOneOf(c,s) (boolean) (strchr ((s), (c)) != NULL)
/*
* DATA DECLARATIONS
*/
enum { NumTokens = 12 };
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_ALIAS,
KEYWORD_BOOLEAN, KEYWORD_BYTE, KEYWORD_BAD_STATE, KEYWORD_BAD_TRANS,
KEYWORD_BIND, KEYWORD_BIND_VAR, KEYWORD_BIT, KEYWORD_BODY,
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_FINALLY, KEYWORD_FLOAT, KEYWORD_FOR, KEYWORD_FRIEND, KEYWORD_FUNCTION,
KEYWORD_GET, KEYWORD_GOTO,
KEYWORD_IF, KEYWORD_IMPLEMENTS, KEYWORD_IMPORT, KEYWORD_IN, 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_MODULE, KEYWORD_MUTABLE,
KEYWORD_NAMESPACE, KEYWORD_NEW, KEYWORD_NEWCOV, KEYWORD_NATIVE, KEYWORD_NOEXCEPT,
KEYWORD_OPERATOR, KEYWORD_OUT, KEYWORD_OUTPUT, KEYWORD_OVERLOAD, KEYWORD_OVERRIDE,
KEYWORD_PACKED, KEYWORD_PORT, KEYWORD_PACKAGE, KEYWORD_PRIVATE,
KEYWORD_PROGRAM, KEYWORD_PROTECTED, KEYWORD_PUBLIC,
KEYWORD_REF, KEYWORD_REGISTER, KEYWORD_RETURN,
KEYWORD_SHADOW, KEYWORD_STATE,
KEYWORD_SET, KEYWORD_SHORT, KEYWORD_SIGNAL, KEYWORD_SIGNED, KEYWORD_SIZE_T, KEYWORD_STATIC,
KEYWORD_STATIC_ASSERT, 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_WEAK, 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 [7]; /* 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_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_STAR, /* pointer detection */
TOKEN_ARRAY, /* array detection */
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_SIGNAL,
DECL_FUNCTION,
DECL_FUNCTION_TEMPLATE,
DECL_IGNORE, /* non-taggable "declaration" */
DECL_INTERFACE,
DECL_MODULE,
DECL_NAMESPACE,
DECL_NOMANGLE, /* C++ name demangling block */
DECL_PACKAGE,
DECL_STRUCT,
DECL_UNION,
DECL_COUNT
} declType;
typedef enum eVisibilityType
{
ACCESS_UNDEFINED,
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 */
unsigned long lineNumber; /* line number of tag */
MIOPos 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? */
unsigned int nSemicolons; /* how many semicolons did we see in that statement */
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 */
struct sStatementInfo *parent; /* statement we are nested within */
long argEndPosition; /* Position where argument list ended */
tokenInfo* firstToken; /* First token in the statement */
} 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_FIELD, /* field (Java) */
TAG_FUNCTION, /* function definition */
TAG_INTERFACE, /* interface declaration */
TAG_MEMBER, /* structure, class or interface member */
TAG_METHOD, /* method declaration */
TAG_NAMESPACE, /* namespace name */
TAG_PACKAGE, /* package name */
TAG_PROTOTYPE, /* function prototype or declaration */
TAG_STRUCT, /* structure name */
TAG_TYPEDEF, /* typedef name */
TAG_UNION, /* union name */
TAG_VARIABLE, /* variable definition */
TAG_EXTERN_VAR, /* external variable declaration */
TAG_MACRO, /* #define s */
TAG_EVENT, /* event */
TAG_SIGNAL, /* signal */
TAG_LOCAL, /* local variable definition */
TAG_PROPERTY, /* property name */
TAG_COUNT /* must be last */
} tagType;
typedef struct sParenInfo
{
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_d;
static langType Lang_glsl;
static langType Lang_ferite;
static langType Lang_vala;
/* Used to index into the CKinds table. */
typedef enum
{
CK_UNDEFINED = -1,
CK_CLASS, CK_DEFINE, CK_ENUMERATOR, CK_FUNCTION,
CK_ENUMERATION, CK_MEMBER, CK_NAMESPACE, CK_PROTOTYPE,
CK_STRUCT, CK_TYPEDEF, CK_UNION, CK_VARIABLE,
CK_EXTERN_VARIABLE
} 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"},
{ 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 variable declarations"},
};
/* Used to index into the DKinds table. */
typedef enum
{
DK_UNDEFINED = -1,
DK_CLASS, DK_ENUMERATOR, DK_FUNCTION,
DK_ENUMERATION, DK_INTERFACE, DK_MEMBER, DK_NAMESPACE, DK_PROTOTYPE,
DK_STRUCT, DK_TYPEDEF, DK_UNION, DK_VARIABLE,
DK_EXTERN_VARIABLE
} dKind;
static kindOption DKinds [] = {
{ TRUE, 'c', "class", "classes"},
{ TRUE, 'e', "enumerator", "enumerators (values inside an enumeration)"},
{ TRUE, 'f', "function", "function definitions"},
{ TRUE, 'g', "enum", "enumeration names"},
{ TRUE, 'i', "interface", "interfaces"},
{ 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 variable declarations"},
};
/* Used to index into the JavaKinds table. */
typedef enum
{
JK_UNDEFINED = -1,
JK_CLASS, JK_FIELD, JK_INTERFACE, JK_METHOD,
JK_PACKAGE, JK_ENUMERATOR, JK_ENUMERATION
} javaKind;
static kindOption JavaKinds [] = {
{ TRUE, 'c', "class", "classes"},
{ TRUE, 'f', "field", "fields"},
{ TRUE, 'i', "interface", "interfaces"},
{ TRUE, 'm', "method", "methods"},
{ TRUE, 'p', "package", "packages"},
{ TRUE, 'e', "enumConstant", "enum constants"},
{ TRUE, 'g', "enum", "enum types"},
};
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"},
};
typedef enum {
VK_UNDEFINED = -1,
VK_CLASS, VK_DEFINE, VK_ENUMERATOR, VK_FIELD,
VK_ENUMERATION, VK_INTERFACE, VK_LOCAL, VK_METHOD,
VK_NAMESPACE, VK_PROPERTY, VK_SIGNAL, VK_STRUCT
} valaKind;
static kindOption ValaKinds [] = {
{ TRUE, 'c', "class", "classes"},
{ TRUE, 'd', "macro", "macro definitions"},
{ TRUE, 'e', "enumerator", "enumerators (values inside an enumeration)"},
{ 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', "signal", "signals"},
{ TRUE, 's', "struct", "structure names"},
};
/* Note: some keyword aliases are added in initializeDParser, initializeValaParser */
static const keywordDesc KeywordTable [] = {
/* C++ */
/* ANSI C | C# Java */
/* | | | | Vera */
/* | | | | | Vala */
/* | | | | | | D */
/* keyword keyword ID | | | | | | | */
{ "__attribute__", KEYWORD_ATTRIBUTE, { 1, 1, 1, 0, 0, 0, 1 } },
{ "abstract", KEYWORD_ABSTRACT, { 0, 0, 1, 1, 0, 1, 1 } },
{ "bad_state", KEYWORD_BAD_STATE, { 0, 0, 0, 0, 1, 0, 0 } },
{ "bad_trans", KEYWORD_BAD_TRANS, { 0, 0, 0, 0, 1, 0, 0 } },
{ "bind", KEYWORD_BIND, { 0, 0, 0, 0, 1, 0, 0 } },
{ "bind_var", KEYWORD_BIND_VAR, { 0, 0, 0, 0, 1, 0, 0 } },
{ "bit", KEYWORD_BIT, { 0, 0, 0, 0, 1, 0, 0 } },
{ "body", KEYWORD_BODY, { 0, 0, 0, 0, 0, 0, 1 } },
{ "boolean", KEYWORD_BOOLEAN, { 0, 0, 0, 1, 0, 0, 0 } },
{ "byte", KEYWORD_BYTE, { 0, 0, 0, 1, 0, 0, 1 } },
{ "case", KEYWORD_CASE, { 1, 1, 1, 1, 0, 1, 1 } },
{ "catch", KEYWORD_CATCH, { 0, 1, 1, 0, 0, 1, 1 } },
{ "char", KEYWORD_CHAR, { 1, 1, 1, 1, 0, 1, 1 } },
{ "class", KEYWORD_CLASS, { 0, 1, 1, 1, 1, 1, 1 } },
{ "const", KEYWORD_CONST, { 1, 1, 1, 1, 0, 1, 1 } },
{ "constraint", KEYWORD_CONSTRAINT, { 0, 0, 0, 0, 1, 0, 0 } },
{ "coverage_block", KEYWORD_COVERAGE_BLOCK, { 0, 0, 0, 0, 1, 0, 0 } },
{ "coverage_def", KEYWORD_COVERAGE_DEF, { 0, 0, 0, 0, 1, 0, 0 } },
{ "do", KEYWORD_DO, { 1, 1, 1, 1, 0, 1, 1 } },
{ "default", KEYWORD_DEFAULT, { 1, 1, 1, 1, 0, 1, 1 } },
{ "delegate", KEYWORD_DELEGATE, { 0, 0, 1, 0, 0, 1, 1 } },
{ "delete", KEYWORD_DELETE, { 0, 1, 0, 0, 0, 1, 1 } },
{ "double", KEYWORD_DOUBLE, { 1, 1, 1, 1, 0, 1, 1 } },
{ "else", KEYWORD_ELSE, { 1, 1, 0, 1, 0, 1, 1 } },
{ "enum", KEYWORD_ENUM, { 1, 1, 1, 1, 1, 1, 1 } },
{ "event", KEYWORD_EVENT, { 0, 0, 1, 0, 1, 0, 0 } },
{ "explicit", KEYWORD_EXPLICIT, { 0, 1, 1, 0, 0, 0, 1 } },
{ "extends", KEYWORD_EXTENDS, { 0, 0, 0, 1, 1, 0, 0 } },
{ "extern", KEYWORD_EXTERN, { 1, 1, 1, 0, 1, 1, 0 } },
{ "extern", KEYWORD_NAMESPACE, { 0, 0, 0, 0, 0, 0, 1 } }, /* parse block */
{ "final", KEYWORD_FINAL, { 0, 0, 0, 1, 0, 0, 1 } },
{ "finally", KEYWORD_FINALLY, { 0, 0, 0, 0, 0, 1, 1 } },
{ "float", KEYWORD_FLOAT, { 1, 1, 1, 1, 0, 1, 1 } },
{ "for", KEYWORD_FOR, { 1, 1, 1, 1, 0, 1, 1 } },
{ "friend", KEYWORD_FRIEND, { 0, 1, 0, 0, 0, 0, 0 } },
{ "function", KEYWORD_FUNCTION, { 0, 0, 0, 0, 1, 0, 1 } },
{ "get", KEYWORD_GET, { 0, 0, 0, 0, 0, 1, 0 } },
{ "goto", KEYWORD_GOTO, { 1, 1, 1, 1, 0, 1, 1 } },
{ "if", KEYWORD_IF, { 1, 1, 1, 1, 0, 1, 1 } },
{ "implements", KEYWORD_IMPLEMENTS, { 0, 0, 0, 1, 0, 0, 0 } },
{ "import", KEYWORD_IMPORT, { 0, 0, 0, 1, 0, 0, 1 } },
{ "inline", KEYWORD_INLINE, { 0, 1, 0, 0, 0, 1, 0 } },
{ "in", KEYWORD_IN, { 0, 0, 0, 0, 0, 0, 1 } },
{ "inout", KEYWORD_INOUT, { 0, 0, 0, 0, 1, 0, 0 } },
{ "inout", KEYWORD_CONST, { 0, 0, 0, 0, 0, 0, 1 } }, /* treat like const */
{ "input", KEYWORD_INPUT, { 0, 0, 0, 0, 1, 0, 0 } },
{ "int", KEYWORD_INT, { 1, 1, 1, 1, 0, 1, 1 } },
{ "integer", KEYWORD_INTEGER, { 0, 0, 0, 0, 1, 0, 0 } },
{ "interface", KEYWORD_INTERFACE, { 0, 0, 1, 1, 1, 1, 1 } },
{ "internal", KEYWORD_INTERNAL, { 0, 0, 1, 0, 0, 0, 0 } },
{ "local", KEYWORD_LOCAL, { 0, 0, 0, 0, 1, 0, 0 } },
{ "long", KEYWORD_LONG, { 1, 1, 1, 1, 0, 1, 1 } },
{ "m_bad_state", KEYWORD_M_BAD_STATE, { 0, 0, 0, 0, 1, 0, 0 } },
{ "m_bad_trans", KEYWORD_M_BAD_TRANS, { 0, 0, 0, 0, 1, 0, 0 } },
{ "m_state", KEYWORD_M_STATE, { 0, 0, 0, 0, 1, 0, 0 } },
{ "m_trans", KEYWORD_M_TRANS, { 0, 0, 0, 0, 1, 0, 0 } },
{ "mutable", KEYWORD_MUTABLE, { 0, 1, 0, 0, 0, 0, 0 } },
{ "module", KEYWORD_MODULE, { 0, 0, 0, 0, 0, 0, 1 } },
{ "namespace", KEYWORD_NAMESPACE, { 0, 1, 1, 0, 0, 1, 0 } },
{ "native", KEYWORD_NATIVE, { 0, 0, 0, 1, 0, 0, 0 } },
{ "new", KEYWORD_NEW, { 0, 1, 1, 1, 0, 1, 1 } },
{ "newcov", KEYWORD_NEWCOV, { 0, 0, 0, 0, 1, 0, 0 } },
{ "noexcept", KEYWORD_NOEXCEPT, { 0, 1, 0, 0, 0, 0, 0 } },
{ "operator", KEYWORD_OPERATOR, { 0, 1, 1, 0, 0, 0, 0 } },
{ "out", KEYWORD_OUT, { 0, 0, 0, 0, 0, 1, 1 } },
{ "output", KEYWORD_OUTPUT, { 0, 0, 0, 0, 1, 0, 0 } },
{ "overload", KEYWORD_OVERLOAD, { 0, 1, 0, 0, 0, 0, 0 } },
{ "override", KEYWORD_OVERRIDE, { 0, 0, 1, 0, 0, 1, 1 } },
{ "package", KEYWORD_PACKAGE, { 0, 0, 0, 1, 0, 0, 1 } },
{ "packed", KEYWORD_PACKED, { 0, 0, 0, 0, 1, 0, 0 } },
{ "port", KEYWORD_PORT, { 0, 0, 0, 0, 1, 0, 0 } },
{ "private", KEYWORD_PRIVATE, { 0, 1, 1, 1, 0, 1, 1 } },
{ "program", KEYWORD_PROGRAM, { 0, 0, 0, 0, 1, 0, 0 } },
{ "protected", KEYWORD_PROTECTED, { 0, 1, 1, 1, 1, 1, 1 } },
{ "public", KEYWORD_PUBLIC, { 0, 1, 1, 1, 1, 1, 1 } },
{ "ref", KEYWORD_REF, { 0, 0, 0, 0, 0, 1, 1 } },
{ "register", KEYWORD_REGISTER, { 1, 1, 0, 0, 0, 0, 0 } },
{ "return", KEYWORD_RETURN, { 1, 1, 1, 1, 0, 1, 1 } },
{ "set", KEYWORD_SET, { 0, 0, 0, 0, 0, 1, 0 } },
{ "shadow", KEYWORD_SHADOW, { 0, 0, 0, 0, 1, 0, 0 } },
{ "short", KEYWORD_SHORT, { 1, 1, 1, 1, 0, 1, 1 } },
{ "signal", KEYWORD_SIGNAL, { 0, 0, 0, 0, 0, 1, 0 } },
{ "signed", KEYWORD_SIGNED, { 1, 1, 0, 0, 0, 0, 0 } },
{ "size_t", KEYWORD_SIZE_T, { 0, 0, 0, 0, 0, 1, 0 } },
{ "state", KEYWORD_STATE, { 0, 0, 0, 0, 1, 0, 0 } },
{ "static", KEYWORD_STATIC, { 1, 1, 1, 1, 1, 1, 1 } },
{ "static_assert", KEYWORD_STATIC_ASSERT, { 0, 1, 0, 0, 0, 0, 0 } },
{ "string", KEYWORD_STRING, { 0, 0, 1, 0, 1, 1, 0 } },
{ "struct", KEYWORD_STRUCT, { 1, 1, 1, 0, 0, 1, 1 } },
{ "switch", KEYWORD_SWITCH, { 1, 1, 1, 1, 0, 1, 1 } },
{ "synchronized", KEYWORD_SYNCHRONIZED, { 0, 0, 0, 1, 0, 0, 1 } },
{ "task", KEYWORD_TASK, { 0, 0, 0, 0, 1, 0, 0 } },
{ "template", KEYWORD_TEMPLATE, { 0, 1, 0, 0, 0, 0, 0 } },
{ "template", KEYWORD_NAMESPACE, { 0, 0, 0, 0, 0, 0, 1 } }, /* parse block */
{ "this", KEYWORD_THIS, { 0, 0, 1, 1, 0, 1, 0 } }, /* 0 to allow D ctor tags */
{ "throw", KEYWORD_THROW, { 0, 1, 1, 1, 0, 1, 1 } },
{ "throws", KEYWORD_THROWS, { 0, 0, 0, 1, 0, 1, 0 } },
{ "trans", KEYWORD_TRANS, { 0, 0, 0, 0, 1, 0, 0 } },
{ "transition", KEYWORD_TRANSITION, { 0, 0, 0, 0, 1, 0, 0 } },
{ "transient", KEYWORD_TRANSIENT, { 0, 0, 0, 1, 0, 0, 0 } },
{ "try", KEYWORD_TRY, { 0, 1, 1, 0, 0, 1, 1 } },
{ "typedef", KEYWORD_TYPEDEF, { 1, 1, 1, 0, 1, 0, 1 } },
{ "typename", KEYWORD_TYPENAME, { 0, 1, 0, 0, 0, 0, 0 } },
{ "uint", KEYWORD_UINT, { 0, 0, 1, 0, 0, 1, 1 } },
{ "ulong", KEYWORD_ULONG, { 0, 0, 1, 0, 0, 1, 1 } },
{ "union", KEYWORD_UNION, { 1, 1, 0, 0, 0, 0, 1 } },
{ "unsigned", KEYWORD_UNSIGNED, { 1, 1, 1, 0, 0, 0, 1 } },
{ "ushort", KEYWORD_USHORT, { 0, 0, 1, 0, 0, 1, 1 } },
{ "using", KEYWORD_USING, { 0, 1, 1, 0, 0, 1, 0 } },
{ "virtual", KEYWORD_VIRTUAL, { 0, 1, 1, 0, 1, 1, 0 } },
{ "void", KEYWORD_VOID, { 1, 1, 1, 1, 1, 1, 1 } },
{ "volatile", KEYWORD_VOLATILE, { 1, 1, 1, 1, 0, 0, 1 } },
{ "wchar_t", KEYWORD_WCHAR_T, { 0, 1, 1, 0, 0, 0, 0 } },
{ "weak", KEYWORD_WEAK, { 0, 0, 0, 0, 0, 1, 0 } },
{ "while", KEYWORD_WHILE, { 1, 1, 1, 1, 0, 1, 1 } }
};
/*
* FUNCTION PROTOTYPES
*/
static void createTags (const unsigned int nestLevel, statementInfo *const parent);
static void copyToken (tokenInfo *const dest, const tokenInfo *const src);
static const char *getVarType (const statementInfo *const st,
const tokenInfo *const token);
/*
* FUNCTION DEFINITIONS
*/
/* Debugging functions added by Biswa */
#if defined(DEBUG_C) && DEBUG_C
static char *tokenTypeName[] = {
"none", "args", "'}'", "'{'", "','", "'::'", "keyword", "name",
"package", "paren-name", "';'", "spec", "*", "[]", "count"
};
static char *tagScopeNames[] = {
"global", "static", "extern", "friend", "typedef", "count"};
static char *declTypeNames[] = {
"none", "base", "class", "enum", "function", "ignore", "interface",
"namespace", "nomangle", "package", "struct", "union", "count"};
static char *impTypeNames[] = {
"default", "abstract", "virtual", "pure-virtual", "count"};
void printToken(const tokenInfo *const token)
{
fprintf(stderr, "Type: %s, Keyword: %d, name: %s\n", tokenTypeName[token->type],
token->keyword, vStringValue(token->name));
}
void printTagEntry(const tagEntryInfo *tag)
{
fprintf(stderr, "Tag: %s (%s) [ impl: %s, scope: %s, type: %s\n", tag->name,
tag->kindName, tag->extensionFields.implementation, tag->extensionFields.scope[1],
tag->extensionFields.varType);
}
void printStatement(const statementInfo *const statement)
{
int i;
statementInfo *st = (statementInfo *) statement;
while (NULL != st)
{
fprintf(stderr, "Statement Info:\n------------------------\n");
fprintf(stderr, "scope: %s, decl: %s, impl: %s\n", tagScopeNames[st->scope],
declTypeNames[st->declaration], impTypeNames[st->implementation]);
for (i=0; i < NumTokens; ++i)
{
fprintf(stderr, "Token %d %s: ", i, (i == st->tokenIndex)?"(current)":"");
printToken(st->token[i]);
}
fprintf(stderr, "Context: ");
printToken(st->context);
fprintf(stderr, "Block: ");
printToken(st->blockName);
fprintf(stderr, "Parent classes: %s\n", vStringValue(st->parentClasses));
fprintf(stderr, "First token: ");
printToken(st->firstToken);
if (NULL != st->parent)
fprintf(stderr, "Printing Parent:\n");
st = st->parent;
}
fprintf(stderr, "-----------------------------------------------\n");
}
#endif
extern boolean includingDefineTags (void)
{
if (isLanguage(Lang_c) ||
isLanguage(Lang_cpp) ||
isLanguage(Lang_csharp) ||
isLanguage(Lang_ferite) ||
isLanguage(Lang_glsl) ||
isLanguage(Lang_vala))
return CKinds [CK_DEFINE].enabled;
return FALSE;
}
/*
* 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);
}
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();
initToken(token);
return token;
}
static void deleteToken (tokenInfo *const token)
{
if (token != NULL)
{
vStringDelete(token->name);
eFree(token);
}
}
static const char *accessString (const accessType laccess)
{
static const char *const names [] = {
"?", "private", "protected", "public", "default"
};
Assert (sizeof (names) / sizeof (names [0]) == ACCESS_COUNT);
Assert ((int) laccess < ACCESS_COUNT);
return names[(int) laccess];
}
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 TM_DEBUG
#define boolString(c) ((c) ? "TRUE" : "FALSE")
static const char *tokenString (const tokenType type)
{
static const char *const names [] = {
"none", "args", "}", "{", "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", "signal", "function",
"function template", "ignore", "interface", "module", "namespace",
"no mangle", "package", "struct", "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 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 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 isDataTypeKeyword (const tokenInfo *const token)
{
switch (token->keyword)
{
case KEYWORD_BOOLEAN:
case KEYWORD_BYTE:
case KEYWORD_CHAR:
case KEYWORD_DOUBLE:
case KEYWORD_FLOAT:
case KEYWORD_INT:
case KEYWORD_LONG:
case KEYWORD_SHORT:
case KEYWORD_VOID:
case KEYWORD_WCHAR_T:
case KEYWORD_SIZE_T:
return TRUE;
default:
return FALSE;
}
}
#if 0
static boolean isVariableKeyword (const tokenInfo *const token)
{
switch (token->keyword)
{
case KEYWORD_CONST:
case KEYWORD_EXTERN:
case KEYWORD_REGISTER:
case KEYWORD_STATIC:
case KEYWORD_VIRTUAL:
case KEYWORD_SIGNED:
case KEYWORD_UNSIGNED:
return TRUE;
default:
return FALSE;
}
}
#endif
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)
{
if (isLanguage (Lang_vala))
{
/* All can be a contextual statement as properties can be of any type */
result = TRUE;
}
else
{
switch (st->declaration)
{
case DECL_CLASS:
case DECL_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 = 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_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->implementation = IMP_DEFAULT;
st->gotArgs = FALSE;
st->gotName = FALSE;
st->nSemicolons = 0;
st->haveQualifyingName = FALSE;
st->argEndPosition = 0;
st->tokenIndex = 0;
for (i = 0 ; i < (unsigned int) NumTokens ; ++i)
{
initToken (st->token [i]);
}
initToken (st->context);
initToken (st->blockName);
vStringClear (st->parentClasses);
/* Init member info. */
if (! partial)
st->member.access = st->member.accessDefault;
/* Init first token */
if (!partial)
initToken(st->firstToken);
}
static void reinitStatementWithToken (statementInfo *const st,
tokenInfo *token, const boolean partial)
{
tokenInfo *const save = newToken ();
/* given token can be part of reinit statementInfo */
copyToken (save, token);
reinitStatement (st, partial);
token = activeToken (st);
copyToken (token, save);
deleteToken (save);
++st->tokenIndex; /* this is quite safe because current tokenIndex = 0 */
}
static void initStatement (statementInfo *const st, statementInfo *const parent)
{
st->parent = parent;
initMemberInfo (st);
reinitStatement (st, FALSE);
if (parent)
{
const tokenInfo *const src = activeToken (parent);
tokenInfo *const dst = activeToken (st);
copyToken (dst, src);
st->tokenIndex++;
}
}
/*
* Tag generation functions
*/