grammar.c File Reference

#include <stdbool.h>
#include <stdio.h>
#include <cghdr.h>
#include <stdlib.h>
#include <util/alloc.h>
#include <util/streq.h>
#include <util/unreachable.h>
#include <util/agxbuf.h>
#include <limits.h>

Include dependency graph for grammar.c:

Go to the source code of this file.

Data Structures
union	s
struct	item_s
struct	list_s
struct	gstack_s
struct	aagextra_s
union	AAGSTYPE
union	yyalloc

Macros
#define	YYBISON   1
#define	YYBISON_VERSION   "3.5.1"
#define	YYSKELETON_NAME   "yacc.c"
#define	YYPURE   0
#define	YYPUSH   0
#define	YYPULL   1
#define	YYSTYPE   AAGSTYPE
#define	yyparse   aagparse
#define	yylex   aaglex
#define	yyerror   aagerror
#define	yydebug   aagdebug
#define	yynerrs   aagnerrs
#define	yylval   aaglval
#define	yychar   aagchar
#define	YY_CAST(Type, Val)   ((Type) (Val))
#define	YY_REINTERPRET_CAST(Type, Val)   ((Type) (Val))
#define	YY_NULLPTR   ((void*)0)
#define	YYERROR_VERBOSE   0
#define	YY_AAG_GRAMMAR_H_INCLUDED
#define	AAGDEBUG   0
#define	AAGTOKENTYPE
#define	T_graph   258
#define	T_node   259
#define	T_edge   260
#define	T_digraph   261
#define	T_subgraph   262
#define	T_strict   263
#define	T_edgeop   264
#define	T_list   265
#define	T_attr   266
#define	T_atom   267
#define	T_qatom   268
#define	AAGSTYPE_IS_TRIVIAL   1
#define	AAGSTYPE_IS_DECLARED   1
#define	YYPTRDIFF_T   long
#define	YYPTRDIFF_MAXIMUM   LONG_MAX
#define	YYSIZE_T   unsigned
#define	YYSIZE_MAXIMUM
#define	YYSIZEOF(X)   YY_CAST (YYPTRDIFF_T, sizeof (X))
#define	YY_(Msgid)   Msgid
#define	YY_ATTRIBUTE_PURE
#define	YY_ATTRIBUTE_UNUSED
#define	YYUSE(E)   ((void) (E))
#define	YY_INITIAL_VALUE(Value)   Value
#define	YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
#define	YY_IGNORE_MAYBE_UNINITIALIZED_END
#define	YY_IGNORE_USELESS_CAST_BEGIN
#define	YY_IGNORE_USELESS_CAST_END
#define	YY_ASSERT(E)   ((void) (0 && (E)))
#define	YYSTACK_ALLOC   YYMALLOC
#define	YYSTACK_FREE   YYFREE
#define	YYSTACK_ALLOC_MAXIMUM   YYSIZE_MAXIMUM
#define	YYMALLOC   malloc
#define	YYFREE   free
#define	YYSTACK_GAP_MAXIMUM   (YYSIZEOF (union yyalloc) - 1)
#define	YYSTACK_BYTES(N)
#define	YYCOPY_NEEDED   1
#define	YYSTACK_RELOCATE(Stack_alloc, Stack)
#define	YYFINAL   6
#define	YYLAST   59
#define	YYNTOKENS   23
#define	YYNNTS   33
#define	YYNRULES   59
#define	YYNSTATES   76
#define	YYUNDEFTOK   2
#define	YYMAXUTOK   268
#define	YYTRANSLATE(YYX)    (0 <= (YYX) && (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
#define	YYPACT_NINF   (-18)
#define	yypact_value_is_default(Yyn)    ((Yyn) == YYPACT_NINF)
#define	YYTABLE_NINF   (-53)
#define	yytable_value_is_error(Yyn)    0
#define	yyerrok   (yyerrstatus = 0)
#define	yyclearin   (yychar = YYEMPTY)
#define	YYEMPTY   (-2)
#define	YYEOF   0
#define	YYACCEPT   goto yyacceptlab
#define	YYABORT   goto yyabortlab
#define	YYERROR   goto yyerrorlab
#define	YYRECOVERING()   (!!yyerrstatus)
#define	YYBACKUP(Token, Value)
#define	YYTERROR   1
#define	YYERRCODE   256
#define	YYDPRINTF(Args)
#define	YY_SYMBOL_PRINT(Title, Type, Value, Location)
#define	YY_STACK_PRINT(Bottom, Top)
#define	YY_REDUCE_PRINT(Rule)
#define	YYINITDEPTH   200
#define	YYMAXDEPTH   10000
#define	YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))

Typedefs
typedef union s	val_t
typedef struct item_s	item
typedef struct list_s	list_t
typedef struct gstack_s	gstack_t
typedef union AAGSTYPE	AAGSTYPE
typedef signed char	yytype_int8
typedef short	yytype_int16
typedef unsigned char	yytype_uint8
typedef unsigned short	yytype_uint16
typedef yytype_int8	yy_state_t
typedef int	yy_state_fast_t

Enumerations
enum	aagtokentype {   T_graph = 258 , T_node = 259 , T_edge = 260 , T_digraph = 261 ,   T_subgraph = 262 , T_strict = 263 , T_edgeop = 264 , T_list = 265 ,   T_attr = 266 , T_atom = 267 , T_qatom = 268 }

Functions
void	aagerror (const char *)
static void	appendnode (char *name, char *port, char *sport)
static void	attrstmt (int tkind, char *macroname)
static void	startgraph (char *name, bool directed, bool strict)
static void	getedgeitems (void)
static void	newedge (Agnode_t *t, char *tport, Agnode_t *h, char *hport, char *key)
static void	edgerhs (Agnode_t *n, char *tport, item *hlist, char *key)
static void	appendattr (char *name, char *value)
static void	bindattrs (int kind)
static void	applyattrs (void *obj)
static void	endgraph (void)
static void	endnode (void)
static void	endedge (void)
static void	freestack (void)
static char *	concat (char *, char *)
static char *	concatPort (char *, char *)
static void	opensubg (char *name)
static void	closesubg (void)
int	aagparse (void)
void *	malloc (YYSIZE_T)
void	free (void *)
static void	yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
static item *	newitem (int tag, void *p0, char *p1)
static item *	cons_node (Agnode_t *n, char *port)
static item *	cons_attr (char *name, char *value)
static item *	cons_list (item *list)
static item *	cons_subg (Agraph_t *subg)
static gstack_t *	push (gstack_t *s, Agraph_t *subg)
static gstack_t *	pop (gstack_t *s)
static void	delete_items (item *ilist)
static void	deletelist (list_t *list)
static void	listapp (list_t *list, item *v)
static void	nomacros (void)
static void	mkport (Agedge_t *e, char *name, char *val)
Agraph_t *	agconcat (Agraph_t *g, void *chan, Agdisc_t *disc)
	merges the file contents with a pre-existing graph
Agraph_t *	agread (void *fp, Agdisc_t *disc)
	constructs a new graph

Variables
static const char	Key [] = "key"
static int	SubgraphDepth = 0
static Agraph_t *	G
static Agdisc_t *	Disc
static gstack_t *	S
AAGSTYPE	aaglval
static const yytype_int8	yytranslate []
static const yytype_int8	yypact []
static const yytype_int8	yydefact []
static const yytype_int8	yypgoto []
static const yytype_int8	yydefgoto []
static const yytype_int8	yytable []
static const yytype_int8	yycheck []
static const yytype_int8	yystos []
static const yytype_int8	yyr1 []
static const yytype_int8	yyr2 []
int	yychar
YYSTYPE	yylval
int	yynerrs
FILE *	aagin

Macro Definition Documentation

AAGDEBUG

#define AAGDEBUG   0

Definition at line 191 of file grammar.c.

AAGSTYPE_IS_DECLARED

#define AAGSTYPE_IS_DECLARED   1

Definition at line 261 of file grammar.c.

AAGSTYPE_IS_TRIVIAL

#define AAGSTYPE_IS_TRIVIAL   1

Definition at line 260 of file grammar.c.

AAGTOKENTYPE

#define AAGTOKENTYPE

Definition at line 217 of file grammar.c.

T_atom

#define T_atom   267

Definition at line 243 of file grammar.c.

T_attr

#define T_attr   266

Definition at line 242 of file grammar.c.

T_digraph

#define T_digraph   261

Definition at line 237 of file grammar.c.

T_edge

#define T_edge   260

Definition at line 236 of file grammar.c.

T_edgeop

#define T_edgeop   264

Definition at line 240 of file grammar.c.

T_graph

#define T_graph   258

Definition at line 234 of file grammar.c.

T_list

#define T_list   265

Definition at line 241 of file grammar.c.

T_node

#define T_node   259

Definition at line 235 of file grammar.c.

T_qatom

#define T_qatom   268

Definition at line 244 of file grammar.c.

T_strict

#define T_strict   263

Definition at line 239 of file grammar.c.

T_subgraph

#define T_subgraph   262

Definition at line 238 of file grammar.c.

YY_

#define YY_

(

Msgid

)

Msgid

Definition at line 383 of file grammar.c.

YY_AAG_GRAMMAR_H_INCLUDED

#define YY_AAG_GRAMMAR_H_INCLUDED

Definition at line 181 of file grammar.c.

YY_ASSERT

#define YY_ASSERT

(

E

)

((void) (0 && (E)))

Definition at line 442 of file grammar.c.

YY_ATTRIBUTE_PURE

#define YY_ATTRIBUTE_PURE

Definition at line 391 of file grammar.c.

YY_ATTRIBUTE_UNUSED

#define YY_ATTRIBUTE_UNUSED

Definition at line 399 of file grammar.c.

YY_CAST

#define YY_CAST	(		Type,
			Val
	)		((Type) (Val))

Definition at line 154 of file grammar.c.

YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN

#define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN

Definition at line 422 of file grammar.c.

YY_IGNORE_MAYBE_UNINITIALIZED_END

#define YY_IGNORE_MAYBE_UNINITIALIZED_END

Definition at line 423 of file grammar.c.

YY_IGNORE_USELESS_CAST_BEGIN

#define YY_IGNORE_USELESS_CAST_BEGIN

Definition at line 437 of file grammar.c.

YY_IGNORE_USELESS_CAST_END

#define YY_IGNORE_USELESS_CAST_END

Definition at line 438 of file grammar.c.

YY_INITIAL_VALUE

#define YY_INITIAL_VALUE

(

Value

)

Value

Definition at line 419 of file grammar.c.

YY_NULLPTR

#define YY_NULLPTR   ((void*)0)

Definition at line 166 of file grammar.c.

YY_REDUCE_PRINT

#define YY_REDUCE_PRINT

(

Rule

)

Definition at line 949 of file grammar.c.

YY_REINTERPRET_CAST

#define YY_REINTERPRET_CAST	(		Type,
			Val
	)		((Type) (Val))

Definition at line 155 of file grammar.c.

YY_STACK_PRINT

#define YY_STACK_PRINT	(		Bottom,
			Top
	)

Definition at line 948 of file grammar.c.

YY_SYMBOL_PRINT

#define YY_SYMBOL_PRINT	(		Title,
			Type,
			Value,
			Location
	)

Definition at line 947 of file grammar.c.

YYABORT

#define YYABORT   goto yyabortlab

Definition at line 792 of file grammar.c.

YYACCEPT

#define YYACCEPT   goto yyacceptlab

Definition at line 791 of file grammar.c.

YYBACKUP

#define YYBACKUP	(		Token,
			Value
	)

Value:

  do                                                              \
    if (yychar == YYEMPTY)                                        \
      {                                                           \
        yychar = (Token);                                         \
        yylval = (Value);                                         \
        YYPOPSTACK (yylen);                                       \
        yystate = *yyssp;                                         \
        goto yybackup;                                            \
      }                                                           \
    else                                                          \
      {                                                           \
        yyerror (YY_("syntax error: cannot back up")); \
        YYERROR;                                                  \
      }                                                           \
  while (0)

Definition at line 798 of file grammar.c.

YYBISON

#define YYBISON   1

Definition at line 48 of file grammar.c.

YYBISON_VERSION

#define YYBISON_VERSION   "3.5.1"

Definition at line 51 of file grammar.c.

yychar

#define yychar   aagchar

Definition at line 74 of file grammar.c.

yyclearin

#define yyclearin   (yychar = YYEMPTY)

Definition at line 787 of file grammar.c.

YYCOPY_NEEDED

#define YYCOPY_NEEDED   1

Definition at line 532 of file grammar.c.

yydebug

#define yydebug   aagdebug

Definition at line 71 of file grammar.c.

YYDPRINTF

#define YYDPRINTF

(

Args

)

Definition at line 946 of file grammar.c.

YYEMPTY

#define YYEMPTY   (-2)

Definition at line 788 of file grammar.c.

YYEOF

#define YYEOF   0

Definition at line 789 of file grammar.c.

YYERRCODE

#define YYERRCODE   256

Definition at line 817 of file grammar.c.

yyerrok

#define yyerrok   (yyerrstatus = 0)

Definition at line 786 of file grammar.c.

yyerror

#define yyerror   aagerror

Definition at line 70 of file grammar.c.

YYERROR

#define YYERROR   goto yyerrorlab

Definition at line 793 of file grammar.c.

YYERROR_VERBOSE

#define YYERROR_VERBOSE   0

Definition at line 175 of file grammar.c.

YYFINAL

#define YYFINAL   6

Definition at line 573 of file grammar.c.

YYFREE

#define YYFREE   free

Definition at line 503 of file grammar.c.

YYINITDEPTH

#define YYINITDEPTH   200

Definition at line 955 of file grammar.c.

YYLAST

#define YYLAST   59

Definition at line 575 of file grammar.c.

yylex

#define yylex

(

void

)

aaglex

Definition at line 69 of file grammar.c.

yylval

#define yylval   aaglval

Definition at line 73 of file grammar.c.

YYMALLOC

#define YYMALLOC   malloc

Definition at line 497 of file grammar.c.

YYMAXDEPTH

#define YYMAXDEPTH   10000

Definition at line 966 of file grammar.c.

YYMAXUTOK

#define YYMAXUTOK   268

Definition at line 587 of file grammar.c.

yynerrs

#define yynerrs   aagnerrs

Definition at line 72 of file grammar.c.

YYNNTS

#define YYNNTS   33

Definition at line 580 of file grammar.c.

YYNRULES

#define YYNRULES   59

Definition at line 582 of file grammar.c.

YYNSTATES

#define YYNSTATES   76

Definition at line 584 of file grammar.c.

YYNTOKENS

#define YYNTOKENS   23

Definition at line 578 of file grammar.c.

YYPACT_NINF

#define YYPACT_NINF   (-18)

Definition at line 669 of file grammar.c.

yypact_value_is_default

#define yypact_value_is_default

(

Yyn

)

((Yyn) == YYPACT_NINF)

Definition at line 671 of file grammar.c.

yyparse

#define yyparse

(

void

)

aagparse

Definition at line 1236 of file grammar.c.

YYPOPSTACK

#define YYPOPSTACK

(

N

)

(yyvsp -= (N), yyssp -= (N))

YYPTRDIFF_MAXIMUM

#define YYPTRDIFF_MAXIMUM   LONG_MAX

Definition at line 344 of file grammar.c.

YYPTRDIFF_T

#define YYPTRDIFF_T   long

Definition at line 343 of file grammar.c.

YYPULL

#define YYPULL   1

Definition at line 63 of file grammar.c.

YYPURE

#define YYPURE   0

Definition at line 57 of file grammar.c.

YYPUSH

#define YYPUSH   0

Definition at line 60 of file grammar.c.

YYRECOVERING

#define YYRECOVERING

(

)

(!!yyerrstatus)

Definition at line 796 of file grammar.c.

YYSIZE_MAXIMUM

#define YYSIZE_MAXIMUM

Value:

  YY_CAST (YYPTRDIFF_T,                                 \
           (YYPTRDIFF_MAXIMUM < YY_CAST (YYSIZE_T, -1)  \
            ? YYPTRDIFF_MAXIMUM                         \
            : YY_CAST (YYSIZE_T, -1)))

Definition at line 361 of file grammar.c.

YYSIZE_T

#define YYSIZE_T   unsigned

Definition at line 357 of file grammar.c.

YYSIZEOF

#define YYSIZEOF

(

X

)

YY_CAST (YYPTRDIFF_T, sizeof (X))

Definition at line 367 of file grammar.c.

YYSKELETON_NAME

#define YYSKELETON_NAME   "yacc.c"

Definition at line 54 of file grammar.c.

YYSTACK_ALLOC

#define YYSTACK_ALLOC   YYMALLOC

Definition at line 483 of file grammar.c.

YYSTACK_ALLOC_MAXIMUM

#define YYSTACK_ALLOC_MAXIMUM   YYSIZE_MAXIMUM

Definition at line 486 of file grammar.c.

YYSTACK_BYTES

#define YYSTACK_BYTES

(

N

)

Value:

     ((N) * (YYSIZEOF (yy_state_t) + YYSIZEOF (YYSTYPE)) \
      + YYSTACK_GAP_MAXIMUM)

Definition at line 528 of file grammar.c.

YYSTACK_FREE

#define YYSTACK_FREE   YYFREE

Definition at line 484 of file grammar.c.

YYSTACK_GAP_MAXIMUM

#define YYSTACK_GAP_MAXIMUM   (YYSIZEOF (union yyalloc) - 1)

Definition at line 524 of file grammar.c.

YYSTACK_RELOCATE

#define YYSTACK_RELOCATE	(		Stack_alloc,
			Stack
	)

Value:

    do                                                                  \
      {                                                                 \
        YYPTRDIFF_T yynewbytes;                                         \
        YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                    \
        Stack = &yyptr->Stack_alloc;                                    \
        yynewbytes = yystacksize * YYSIZEOF (*Stack) + YYSTACK_GAP_MAXIMUM; \
        yyptr += yynewbytes / YYSIZEOF (*yyptr);                        \
      }                                                                 \
    while (0)

Definition at line 539 of file grammar.c.

YYSTYPE

#define YYSTYPE   AAGSTYPE

Definition at line 66 of file grammar.c.

YYTABLE_NINF

#define YYTABLE_NINF   (-53)

Definition at line 674 of file grammar.c.

yytable_value_is_error

#define yytable_value_is_error

(

Yyn

)

0

Definition at line 676 of file grammar.c.

YYTERROR

#define YYTERROR   1

Definition at line 816 of file grammar.c.

YYTRANSLATE

#define YYTRANSLATE

(

YYX

)

(0 <= (YYX) && (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)

Definition at line 592 of file grammar.c.

YYUNDEFTOK

#define YYUNDEFTOK   2

Definition at line 586 of file grammar.c.

YYUSE

#define YYUSE

(

E

)

((void) (E))

Definition at line 405 of file grammar.c.

Typedef Documentation

AAGSTYPE

typedef union AAGSTYPE AAGSTYPE

Definition at line 259 of file grammar.c.

gstack_t

typedef struct gstack_s gstack_t

item

typedef struct item_s item

list_t

typedef struct list_s list_t

val_t

typedef union s val_t

yy_state_fast_t

typedef int yy_state_fast_t

Definition at line 373 of file grammar.c.

yy_state_t

typedef yytype_int8 yy_state_t

Definition at line 370 of file grammar.c.

yytype_int16

typedef short yytype_int16

Definition at line 307 of file grammar.c.

yytype_int8

typedef signed char yytype_int8

Definition at line 299 of file grammar.c.

yytype_uint16

typedef unsigned short yytype_uint16

Definition at line 327 of file grammar.c.

yytype_uint8

typedef unsigned char yytype_uint8

Definition at line 316 of file grammar.c.

Enumeration Type Documentation

aagtokentype

enum aagtokentype

Enumerator
T_graph
T_node
T_edge
T_digraph
T_subgraph
T_strict
T_edgeop
T_list
T_attr
T_atom
T_qatom

Definition at line 218 of file grammar.c.

Function Documentation

aagerror()

void aagerror ( const char *  str )

extern

Definition at line 147 of file scan.l.

References agerrorf(), agxbfree(), agxblen(), agxbprint(), agxbputc(), agxbuse(), BEGIN, comment, hstring, INITIAL, InputFile, InputFile, line_num, line_num, qstring, Sbuf, Sbuf, str, YY_BUF_SIZE, and YYSTATE.

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aagparse()

int aagparse

(

void

)

Referenced by agconcat().

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appendattr()

static void appendattr ( char *  name, char *  value  )

static

Definition at line 1980 of file grammar.c.

References gstack_s::attrlist, cons_attr(), listapp(), NULL, and S.

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appendnode()

static void appendnode ( char *  name, char *  port, char *  sport  )

static

Definition at line 2067 of file grammar.c.

References agnode(), agstrfree(), concatPort(), cons_node(), gstack_s::g, G, listapp(), gstack_s::nodelist, and S.

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applyattrs()

static void applyattrs ( void *  obj )

static

Definition at line 2006 of file grammar.c.

References AGINEDGE, AGOUTEDGE, AGTYPE, agxset(), gstack_s::attrlist, list_s::first, Key, S, streq(), T_atom, and T_attr.

Referenced by endnode(), and newedge().

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attrstmt()

static void attrstmt ( int  tkind, char *  macroname  )

static

Definition at line 2033 of file grammar.c.

References agattr(), AGEDGE, AGNODE, AGRAPH, gstack_s::attrlist, bindattrs(), deletelist(), list_s::first, gstack_s::g, G, nomacros(), NULL, Agsym_s::print, S, T_atom, T_edge, T_graph, T_node, and UNREACHABLE.

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bindattrs()

static void bindattrs ( int  kind )

static

Definition at line 1989 of file grammar.c.

References agattr(), AGEDGE, agstrfree(), gstack_s::attrlist, list_s::first, gstack_s::g, G, Key, NULL, S, streq(), T_atom, and T_attr.

Referenced by attrstmt(), endedge(), and endnode().

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closesubg()

static void closesubg ( void  )

static

Definition at line 2260 of file grammar.c.

References gstack_s::g, pop(), S, gstack_s::subg, and SubgraphDepth.

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concat()

static char * concat ( char *  s1, char *  s2  )

static

Definition at line 2150 of file grammar.c.

References agstrdup(), agstrfree(), free(), G, gv_alloc(), len(), and s1().

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concatPort()

static char * concatPort ( char *  s1, char *  s2  )

static

Definition at line 2169 of file grammar.c.

References agstrdup(), agstrfree(), agxbfree(), agxbprint(), agxbuse(), G, and s1().

Referenced by appendnode().

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cons_attr()

static item * cons_attr ( char *  name, char *  value  )

static

Definition at line 1929 of file grammar.c.

References newitem(), and T_atom.

Referenced by appendattr().

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cons_list()

static item * cons_list ( item *  list )

static

Definition at line 1932 of file grammar.c.

References newitem(), NULL, and T_list.

Referenced by getedgeitems().

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cons_node()

static item * cons_node ( Agnode_t *  n, char *  port  )

static

Definition at line 1926 of file grammar.c.

References newitem(), and T_node.

Referenced by appendnode().

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cons_subg()

static item * cons_subg ( Agraph_t *  subg )

static

Definition at line 1935 of file grammar.c.

References newitem(), NULL, and T_subgraph.

Referenced by getedgeitems().

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delete_items()

static void delete_items ( item *  ilist )

static

Definition at line 1953 of file grammar.c.

References agstrfree(), delete_items(), free(), G, T_atom, and T_list.

Referenced by delete_items(), and deletelist().

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deletelist()

static void deletelist ( list_t *  list )

static

Definition at line 1965 of file grammar.c.

References delete_items(), list_s::first, list_s::last, and NULL.

Referenced by attrstmt(), endedge(), endnode(), and freestack().

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edgerhs()

static void edgerhs ( Agnode_t *  n, char *  tport, item *  hlist, char *  key  )

static

Definition at line 2182 of file grammar.c.

References agfstnode(), agnxtnode(), agsubnode(), gstack_s::g, head, newedge(), NULL, S, and T_subgraph.

Referenced by endedge().

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endedge()

static void endedge ( void  )

static

Definition at line 2112 of file grammar.c.

References AGEDGE, agfstnode(), agnxtnode(), agsubnode(), gstack_s::attrlist, bindattrs(), deletelist(), gstack_s::edgelist, edgerhs(), list_s::first, gstack_s::g, Key, gstack_s::nodelist, NULL, S, streq(), gstack_s::subg, T_atom, and T_subgraph.

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endgraph()

static void endgraph ( void  )

static

Definition at line 2245 of file grammar.c.

References aginternalmapclearlocalnames(), aglexeof(), and G.

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endnode()

static void endnode ( void  )

static

Definition at line 2084 of file grammar.c.

References AGNODE, applyattrs(), gstack_s::attrlist, bindattrs(), deletelist(), gstack_s::edgelist, list_s::first, gstack_s::nodelist, S, and gstack_s::subg.

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free()

void free

(

void *

)

Referenced by concat(), delete_items(), and pop().

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freestack()

static void freestack ( void  )

static

Definition at line 2269 of file grammar.c.

References gstack_s::attrlist, deletelist(), gstack_s::edgelist, gstack_s::nodelist, pop(), and S.

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getedgeitems()

static void getedgeitems ( void  )

static

Definition at line 2099 of file grammar.c.

References cons_list(), cons_subg(), gstack_s::edgelist, list_s::first, list_s::last, listapp(), gstack_s::nodelist, NULL, S, and gstack_s::subg.

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listapp()

static void listapp ( list_t *  list, item *  v  )

static

Definition at line 1971 of file grammar.c.

References list_s::first, list_s::last, item_s::next, and NULL.

Referenced by appendattr(), appendnode(), and getedgeitems().

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malloc()

void * malloc

(

YYSIZE_T

)

mkport()

static void mkport ( Agedge_t *  e, char *  name, char *  val  )

static

Definition at line 2199 of file grammar.c.

References agattr(), AGEDGE, agxset(), gstack_s::g, NULL, and S.

Referenced by newedge().

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newedge()

static void newedge ( Agnode_t *  t, char *  tport, Agnode_t *  h, char *  hport, char *  key  )

static

Definition at line 2209 of file grammar.c.

References agedge(), aghead, agtail, applyattrs(), gstack_s::g, HEADPORT_ID, mkport(), S, and TAILPORT_ID.

Referenced by edgerhs().

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newitem()

static item * newitem ( int  tag, void *  p0, char *  p1  )

static

Definition at line 1917 of file grammar.c.

References gv_alloc().

Referenced by cons_attr(), cons_list(), cons_node(), and cons_subg().

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nomacros()

static void nomacros ( void  )

static

Definition at line 2024 of file grammar.c.

References agwarningf().

Referenced by attrstmt().

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opensubg()

static void opensubg ( char *  name )

static

Definition at line 2251 of file grammar.c.

References agerrorf(), agstrfree(), agsubg(), gstack_s::g, G, push(), S, SubgraphDepth, and YYMAXDEPTH.

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pop()

static gstack_t * pop ( gstack_t *  s )

static

Definition at line 1945 of file grammar.c.

References free().

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push()

static gstack_t * push ( gstack_t *  s, Agraph_t *  subg  )

static

Definition at line 1938 of file grammar.c.

References gstack_s::down, gstack_s::g, and gv_alloc().

Referenced by opensubg(), and startgraph().

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startgraph()

static void startgraph ( char *  name, bool  directed, bool  strict  )

static

Definition at line 2231 of file grammar.c.

References Ag_G_global, agopen(), agstrfree(), Agdesc_s::directed, Disc, G, NULL, push(), S, and SubgraphDepth.

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yydestruct()

static void yydestruct ( const char *  yymsg, int  yytype, YYSTYPE *  yyvaluep  )

static

Definition at line 1207 of file grammar.c.

References YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN, YY_IGNORE_MAYBE_UNINITIALIZED_END, YY_SYMBOL_PRINT, and YYUSE.

Variable Documentation

aagin

FILE* aagin

extern

Referenced by agconcat().

aaglval

AAGSTYPE aaglval

extern

Referenced by endstr(), endstr(), endstr_html(), and endstr_html().

Disc

Agdisc_t* Disc

static

Definition at line 143 of file grammar.c.

Referenced by agconcat(), startgraph(), and startgraph().

G

Agraph_t* G

static

Definition at line 142 of file grammar.c.

Referenced by agconcat(), appendnode(), attrstmt(), bindattrs(), concat(), concatPort(), delete_items(), endgraph(), opensubg(), and startgraph().

Key

const char Key[] = "key"

static

Definition at line 90 of file grammar.c.

Referenced by applyattrs(), applyattrs(), bindattrs(), bindattrs(), endedge(), and endedge().

S

gstack_t* S

static

Definition at line 144 of file grammar.c.

Referenced by appendattr(), appendnode(), applyattrs(), attrstmt(), bindattrs(), closesubg(), edgerhs(), endedge(), endnode(), freestack(), getedgeitems(), mkport(), newedge(), opensubg(), and startgraph().

SubgraphDepth

int SubgraphDepth = 0

static

Definition at line 91 of file grammar.c.

Referenced by closesubg(), closesubg(), opensubg(), opensubg(), startgraph(), and startgraph().

yychar

int yychar

Definition at line 1223 of file grammar.c.

yycheck

const yytype_int8 yycheck[]

static

Initial value:

=
{
      11,     3,     4,     5,    15,     7,     3,    12,    13,     6,
      12,    13,    14,    12,    13,    26,    21,     0,     1,     0,
       3,     7,    14,     6,    15,     8,    12,    13,    18,    19,
       9,    42,    16,    17,    16,    22,    47,    48,    13,    50,
      17,    19,    46,    50,    20,    18,    20,    18,    65,    19,
      44,    19,    66,    64,    42,    66,    25,    -1,    -1,    44
}

Definition at line 739 of file grammar.c.

yydefact

const yytype_int8 yydefact[]

static

Initial value:

=
{
       0,     3,     9,     0,     0,     0,     1,    14,     2,    11,
      12,     8,    35,    36,    37,    51,    56,    58,     0,    13,
      16,    18,    27,    22,    28,    18,    39,    47,    34,    23,
      48,    30,    57,     6,     7,    50,     5,    15,    17,    20,
      24,    41,     0,    19,    41,     0,     0,     0,     0,     0,
      52,    21,    40,    29,    30,     0,    33,    38,    49,    31,
      46,    59,    25,    44,     0,    27,     0,    32,    26,    42,
      43,    55,     0,    53,    54,    45
}

Definition at line 696 of file grammar.c.

yydefgoto

const yytype_int8 yydefgoto[]

static

Initial value:

=
{
      -1,     3,     8,     4,    33,     5,    11,    18,    19,    39,
      20,    21,    22,    41,    50,    65,    23,    24,    25,    26,
      44,    51,    52,    66,    70,    27,    28,    29,    46,    30,
      75,    31,    32
}

Definition at line 718 of file grammar.c.

yylval

YYSTYPE yylval

Definition at line 1226 of file grammar.c.

yynerrs

int yynerrs

Definition at line 1228 of file grammar.c.

yypact

const yytype_int8 yypact[]

static

Initial value:

=
{
      17,   -18,   -18,    19,     8,     3,   -18,    -2,   -18,   -18,
     -18,     1,   -18,   -18,   -18,     1,   -18,   -18,     9,    -2,
     -18,    18,    21,    23,   -18,    18,     1,   -18,   -18,   -18,
     -18,    10,    13,   -18,   -18,   -18,   -18,   -18,   -18,   -18,
     -18,   -18,     1,   -18,   -18,    22,     8,     1,     1,    25,
      14,    24,   -18,   -18,    27,    24,    26,   -18,   -18,    29,
     -18,   -18,   -18,   -18,     1,    21,    -5,   -18,   -18,   -18,
     -18,    16,    30,   -18,   -18,   -18
}

Definition at line 681 of file grammar.c.

yypgoto

const yytype_int8 yypgoto[]

static

Initial value:

=
{
     -18,   -18,    -4,   -18,   -18,   -18,   -18,   -18,   -18,    31,
      32,   -18,    -7,   -17,   -18,   -18,   -18,    12,   -18,   -18,
     -18,     6,    15,   -18,   -18,   -14,   -18,   -18,   -18,   -18,
     -18,   -11,   -18
}

Definition at line 709 of file grammar.c.

yyr1

const yytype_int8 yyr1[]

static

Initial value:

=
{
       0,    23,    24,    24,    24,    25,    26,    27,    27,    28,
      28,    29,    29,    30,    30,    31,    31,    32,    32,    33,
      33,    34,    35,    35,    37,    38,    36,    36,    39,    39,
      40,    40,    40,    41,    41,    42,    42,    42,    43,    43,
      44,    44,    45,    46,    46,    47,    48,    49,    51,    50,
      52,    52,    52,    53,    53,    53,    54,    54,    55,    55
}

Definition at line 764 of file grammar.c.

yyr2

const yytype_int8 yyr2[]

static

Initial value:

=
{
       0,     2,     2,     1,     0,     3,     3,     1,     0,     1,
       0,     1,     1,     1,     0,     2,     1,     1,     0,     2,
       2,     3,     1,     1,     0,     0,     5,     0,     1,     3,
       1,     3,     5,     3,     1,     1,     1,     1,     2,     0,
       1,     0,     4,     2,     0,     2,     3,     1,     0,     3,
       2,     1,     0,     1,     1,     0,     1,     1,     1,     3
}

Definition at line 775 of file grammar.c.

yystos

const yytype_int8 yystos[]

static

Initial value:

=
{
       0,     1,     8,    24,    26,    28,     0,    14,    25,     3,
       6,    29,     3,     4,     5,     7,    12,    13,    30,    31,
      33,    34,    35,    39,    40,    41,    42,    48,    49,    50,
      52,    54,    55,    27,    54,    54,    15,    33,    16,    32,
       9,    36,    17,    32,    43,    54,    51,    18,    19,    22,
      37,    44,    45,    40,    54,    44,    45,    19,    25,    54,
      54,    13,    35,    20,    18,    38,    46,    54,    36,    21,
      47,    48,    54,    16,    17,    53
}

Definition at line 751 of file grammar.c.

yytable

const yytype_int8 yytable[]

static

Initial value:

=
{
      34,    12,    13,    14,    35,    15,     9,    16,    17,    10,
      16,    17,   -52,    16,    17,    45,    69,    -4,     1,     6,
     -10,    15,     7,   -10,    36,     2,    16,    17,    47,    48,
      40,    54,    73,    74,    38,    49,    59,    60,    61,    54,
      42,    57,    58,    62,    63,    47,   -40,    64,    68,    48,
      55,    37,    71,    67,    53,    72,    43,     0,     0,    56
}

Definition at line 729 of file grammar.c.

yytranslate

const yytype_int8 yytranslate[]

static

Initial value:

=
{
       0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,    22,    17,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,    18,    16,
       2,    19,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,    20,     2,    21,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,    14,     2,    15,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     2,     2,     2,     2,
       2,     2,     2,     2,     2,     2,     1,     2,     3,     4,
       5,     6,     7,     8,     9,    10,    11,    12,    13
}

Definition at line 597 of file grammar.c.