scan.l File Reference

#include <assert.h>
#include <grammar.h>
#include <cgraph/cghdr.h>
#include <stdbool.h>
#include <stddef.h>
#include <string.h>
#include <util/agxbuf.h>
#include <util/gv_ctype.h>
#include <util/startswith.h>

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Macros
#define	GRAPH_EOF_TOKEN   '@' /* lex class must be defined below */
#define	YYSTYPE   AAGSTYPE
#define	isatty(x)   gv_isatty_suppression
#define	YY_INPUT(buf, result, max_size)
#define	YY_CALL_ONLY_ARG   aagscan_t yyscanner

Functions
static int	read_input (aagscan_t yyscanner, char *buf, int max_size)
static void	beginstr (aagscan_t yyscanner)
static void	addstr (aagscan_t yyscanner, char *src)
static void	endstr (aagscan_t yyscanner)
static void	endstr_html (aagscan_t yyscanner)
static void	storeFileName (aagscan_t yyscanner, const char *fname, size_t len)
static void	ppDirective (aagscan_t yyscanner)
static bool	twoDots (aagscan_t yyscanner)
static int	chkNum (aagscan_t yyscanner)
int	yylex (YYSTYPE *yylval_param, yyscan_t yyscanner)
void	aagerror (aagscan_t yyscanner, const char *str)
void	aglexeof (aagscan_t yyscanner)
void	aglexbad (aagscan_t yyscanner)
int	aagwrap (YY_CALL_ONLY_ARG)

Variables
int	gv_isatty_suppression

Macro Definition Documentation

GRAPH_EOF_TOKEN

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

Definition at line 49 of file scan.l.

isatty

#define isatty

(

x

)

gv_isatty_suppression

Definition at line 59 of file scan.l.

YY_CALL_ONLY_ARG

#define YY_CALL_ONLY_ARG   aagscan_t yyscanner

Definition at line 202 of file scan.l.

YY_INPUT

#define YY_INPUT	(		buf,
			result,
			max_size
	)

Value:

        if ((result = read_input(yyscanner, buf, max_size)) < 0) \
                YY_FATAL_ERROR( "input in flex scanner failed" )

Definition at line 65 of file scan.l.

YYSTYPE

#define YYSTYPE   AAGSTYPE

Definition at line 52 of file scan.l.

Function Documentation

aagerror()

void aagerror	(	aagscan_t	yyscanner,
		const char *	str
	)

Definition at line 151 of file scan.l.

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

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aagwrap()

int aagwrap

(

YY_CALL_ONLY_ARG

)

Definition at line 205 of file scan.l.

addstr()

static void addstr ( aagscan_t  yyscanner, char *  src  )

static

Definition at line 221 of file scan.l.

References aagget_extra(), agxbput(), and aagextra_s::Sbuf.

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aglexbad()

void aglexbad

(

aagscan_t

yyscanner

)

Definition at line 196 of file scan.l.

References YY_FLUSH_BUFFER, and yyg.

Referenced by agconcat().

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aglexeof()

void aglexeof

(

aagscan_t

yyscanner

)

Definition at line 191 of file scan.l.

References GRAPH_EOF_TOKEN, unput, and yyg.

Referenced by endgraph(), and endgraph().

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beginstr()

static void beginstr ( aagscan_t  yyscanner )

static

Definition at line 211 of file scan.l.

References aagget_extra(), agxblen(), and aagextra_s::Sbuf.

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chkNum()

static int chkNum ( aagscan_t  yyscanner )

static

Definition at line 288 of file scan.l.

References aagget_extra(), agwarningf(), fname, gv_isdigit(), aagextra_s::InputFile, aagextra_s::line_num, and twoDots().

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endstr()

static void endstr ( aagscan_t  yyscanner )

static

Definition at line 226 of file scan.l.

References aagget_extra(), agstrdup(), agxbuse(), aagextra_s::G, and aagextra_s::Sbuf.

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endstr_html()

static void endstr_html ( aagscan_t  yyscanner )

static

Definition at line 231 of file scan.l.

References aagget_extra(), agstrdup_html(), agxbuse(), aagextra_s::G, and aagextra_s::Sbuf.

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ppDirective()

static void ppDirective ( aagscan_t  yyscanner )

static

Definition at line 247 of file scan.l.

References aagget_extra(), cnt(), aagextra_s::line_num, lineno, startswith(), and storeFileName().

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read_input()

static int read_input ( aagscan_t  yyscanner, char *  buf, int  max_size  )

static

Definition at line 308 of file scan.l.

References aagget_extra(), Agiodisc_s::afread, aagextra_s::Disc, aagextra_s::Ifile, Agdisc_s::io, and scanner.

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storeFileName()

static void storeFileName ( aagscan_t  yyscanner, const char *  fname, size_t  len  )

static

Definition at line 236 of file scan.l.

References aagget_extra(), agxbput_n(), agxbuse(), fname, aagextra_s::InputFile, aagextra_s::InputFileBuffer, and len().

Referenced by ppDirective().

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twoDots()

static bool twoDots ( aagscan_t  yyscanner )

static

Definition at line 277 of file scan.l.

References dot, and NULL.

Referenced by chkNum().

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yylex()

int yylex	(	YYSTYPE *	yylval_param,
		yyscan_t	yyscanner
	)

Definition at line 114 of file scan.l.

Variable Documentation

gv_isatty_suppression

int gv_isatty_suppression

Definition at line 60 of file scan.l.