gmlscan.l File Reference

#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <gml2gv.h>
#include <gmlparse.h>
#include <util/alloc.h>
#include <util/agxbuf.h>
#include "config.h"

Go to the source code of this file.

Macros
#define	GRAPH_EOF_TOKEN   '@' /* lex class must be defined below */
#define	YY_INPUT(buf, result, max_size)

Functions
void	initgmlscan (FILE *ifile)
static void	beginstr (void)
static void	addstr (const char *src)
static void	endstr (void)
int	yylex (void)
void	gmlerror (const char *str)
int	gmlerrors (void)
void	gmllexeof (void)
int	yywrap (YY_CALL_ONLY_ARG)

Variables
static int	line_num = 1
static int	errors
static FILE *	Ifile
static agxbuf	Sbuf
	buffer for arbitrary length strings

Macro Definition Documentation

GRAPH_EOF_TOKEN

#define GRAPH_EOF_TOKEN   '@' /* lex class must be defined below */

Definition at line 22 of file gmlscan.l.

YY_INPUT

#define YY_INPUT	(		buf,
			result,
			max_size
	)

Value:

        if ((result = fread(buf, 1, max_size, Ifile)) < 0) \
                YY_FATAL_ERROR( "input in flex scanner failed" )

Definition at line 38 of file gmlscan.l.

Function Documentation

addstr()

static void addstr ( const char *  src )

static

Definition at line 50 of file gmlscan.l.

References agxbput(), and Sbuf.

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beginstr()

static void beginstr ( void  )

static

Definition at line 46 of file gmlscan.l.

References agxblen(), and Sbuf.

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endstr()

static void endstr ( void  )

static

Definition at line 54 of file gmlscan.l.

References agxbdisown(), gmllval, Sbuf, and GMLSTYPE::str.

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gmlerror()

void gmlerror

(

const char *

str

)

Definition at line 113 of file gmlscan.l.

References agwarningf(), errors, line_num, str, and yytext.

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gmlerrors()

int gmlerrors

(

void

)

Definition at line 121 of file gmlscan.l.

References errors.

Referenced by gml_to_gv(), and gml_to_gv().

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gmllexeof()

void gmllexeof

(

void

)

Definition at line 126 of file gmlscan.l.

References GRAPH_EOF_TOKEN, and unput.

initgmlscan()

void initgmlscan

(

FILE *

ifile

)

Definition at line 28 of file gmlscan.l.

References errors, errors, Ifile, Ifile, line_num, and line_num.

Referenced by gml_to_gv(), and gml_to_gv().

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yylex()

int yylex

(

void

)

Definition at line 68 of file gmlscan.l.

yywrap()

int yywrap

(

YY_CALL_ONLY_ARG

)

Definition at line 132 of file gmlscan.l.

Variable Documentation

errors

int errors

static

Definition at line 25 of file gmlscan.l.

Referenced by gmlerror(), gmlerrors(), and initgmlscan().

Ifile

FILE* Ifile

static

Definition at line 26 of file gmlscan.l.

Referenced by initgmlscan().

line_num

int line_num = 1

static

Definition at line 24 of file gmlscan.l.

Referenced by gmlerror(), and initgmlscan().

Sbuf

agxbuf Sbuf

static

Definition at line 44 of file gmlscan.l.

Referenced by addstr(), beginstr(), and endstr().