SCPI Lexer. More...

#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include "lexer_private.h"
#include "error.h"

Macros
#define	SKIP_NONE 0
#define	SKIP_OK 1
#define	SKIP_INCOMPLETE -1

Functions
static int	isws (int c)
static int	isbdigit (int c)
static int	isqdigit (int c)
static int	iseos (lex_state_t *state)
int	scpiLex_IsEos (lex_state_t *state)
static int	ischr (lex_state_t *state, char chr)
static int	isplusmn (int c)
static int	isH (int c)
static int	isB (int c)
static int	isQ (int c)
static int	isE (int c)
static int	skipWs (lex_state_t *state)
static int	skipDigit (lex_state_t *state)
static int	skipNumbers (lex_state_t *state)
static int	skipPlusmn (lex_state_t *state)
static int	skipAlpha (lex_state_t *state)
static int	skipChr (lex_state_t *state, char chr)
static int	skipSlashDot (lex_state_t *state)
static int	skipStar (lex_state_t *state)
static int	skipColon (lex_state_t *state)
static int	skipProgramMnemonic (lex_state_t *state)
int	scpiLex_WhiteSpace (lex_state_t state, scpi_token_t token)
static int	skipCommonProgramHeader (lex_state_t *state)
static int	skipCompoundProgramHeader (lex_state_t *state)
int	scpiLex_ProgramHeader (lex_state_t state, scpi_token_t token)
int	scpiLex_CharacterProgramData (lex_state_t state, scpi_token_t token)
static int	skipMantisa (lex_state_t *state)
static int	skipExponent (lex_state_t *state)
int	scpiLex_DecimalNumericProgramData (lex_state_t state, scpi_token_t token)
int	scpiLex_SuffixProgramData (lex_state_t state, scpi_token_t token)
static int	skipHexNum (lex_state_t *state)
static int	skipOctNum (lex_state_t *state)
static int	skipBinNum (lex_state_t *state)
int	scpiLex_NondecimalNumericData (lex_state_t state, scpi_token_t token)
static int	isascii7bit (int c)
static void	skipQuoteProgramData (lex_state_t *state, char quote)
static void	skipDoubleQuoteProgramData (lex_state_t *state)
static void	skipSingleQuoteProgramData (lex_state_t *state)
int	scpiLex_StringProgramData (lex_state_t state, scpi_token_t token)
static int	isNonzeroDigit (int c)
int	scpiLex_ArbitraryBlockProgramData (lex_state_t state, scpi_token_t token)
static int	isProgramExpression (int c)
static void	skipProgramExpression (lex_state_t *state)
int	scpiLex_ProgramExpression (lex_state_t state, scpi_token_t token)
int	scpiLex_Comma (lex_state_t state, scpi_token_t token)
int	scpiLex_Semicolon (lex_state_t state, scpi_token_t token)
int	scpiLex_Colon (lex_state_t state, scpi_token_t token)
int	scpiLex_SpecificCharacter (lex_state_t state, scpi_token_t token, char chr)
int	scpiLex_NewLine (lex_state_t state, scpi_token_t token)

Detailed Description

SCPI Lexer.

Date: Wed Mar 20 19:35:19 UTC 2013

Definition in file lexer.c.

Macro Definition Documentation

◆ SKIP_INCOMPLETE

#define SKIP_INCOMPLETE -1

Definition at line 159 of file lexer.c.

◆ SKIP_NONE

#define SKIP_NONE 0

Definition at line 157 of file lexer.c.

◆ SKIP_OK

#define SKIP_OK 1

Definition at line 158 of file lexer.c.

Function Documentation

◆ isascii7bit()

int isascii7bit ( int c )

static

Definition at line 629 of file lexer.c.

◆ isB()

int isB ( int c )

static

Is letter B

Parameters

c

Returns

Definition at line 135 of file lexer.c.

◆ isbdigit()

int isbdigit ( int c )

static

Is binary digit

Parameters

c

Returns

Definition at line 61 of file lexer.c.

◆ ischr()

int ischr	(	lex_state_t *	state,
		char	chr )

static

Test current character

Parameters

state
chr

Returns

Definition at line 108 of file lexer.c.

◆ isE()

int isE ( int c )

static

Is letter E

Parameters

c

Returns

Definition at line 153 of file lexer.c.

◆ iseos()

int iseos ( lex_state_t * state )

static

Is end of string

Parameters

state

Returns

Definition at line 85 of file lexer.c.

◆ isH()

int isH ( int c )

static

Is letter H

Parameters

c

Returns

Definition at line 126 of file lexer.c.

◆ isNonzeroDigit()

int isNonzeroDigit ( int c )

static

Definition at line 707 of file lexer.c.

◆ isplusmn()

int isplusmn ( int c )

static

Is plus or minus

Parameters

c

Returns

Definition at line 117 of file lexer.c.

◆ isProgramExpression()

int isProgramExpression ( int c )

static

Definition at line 776 of file lexer.c.

◆ isQ()

int isQ ( int c )

static

Is letter Q

Parameters

c

Returns

Definition at line 144 of file lexer.c.

◆ isqdigit()

int isqdigit ( int c )

static

Is hexadecimal digit

Parameters

c

Returns

Definition at line 73 of file lexer.c.

◆ isws()

int isws ( int c )

static

Is white space

Parameters

c

Returns

Definition at line 49 of file lexer.c.

◆ scpiLex_ArbitraryBlockProgramData()

int scpiLex_ArbitraryBlockProgramData	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token Block Data

Parameters

state
token

Returns

Definition at line 717 of file lexer.c.

◆ scpiLex_CharacterProgramData()

int scpiLex_CharacterProgramData	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token "Character program data"

Parameters

state
token

Returns

Definition at line 451 of file lexer.c.

◆ scpiLex_Colon()

int scpiLex_Colon	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token colon

Parameters

state
token

Returns

Definition at line 877 of file lexer.c.

◆ scpiLex_Comma()

int scpiLex_Comma	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token comma

Parameters

state
token

Returns

Definition at line 837 of file lexer.c.

◆ scpiLex_DecimalNumericProgramData()

int scpiLex_DecimalNumericProgramData	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token Decimal number

Parameters

state
token

Returns

Definition at line 508 of file lexer.c.

◆ scpiLex_IsEos()

int scpiLex_IsEos ( lex_state_t * state )

Private export of iseos

Parameters

state

Returns

Definition at line 98 of file lexer.c.

◆ scpiLex_NewLine()

int scpiLex_NewLine	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token New line

Parameters

state
token

Returns

Definition at line 917 of file lexer.c.

◆ scpiLex_NondecimalNumericData()

int scpiLex_NondecimalNumericData	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token nondecimal number

Parameters

state
token

Returns

Definition at line 596 of file lexer.c.

◆ scpiLex_ProgramExpression()

int scpiLex_ProgramExpression	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token Expression

Parameters

state
token

Returns

Definition at line 805 of file lexer.c.

◆ scpiLex_ProgramHeader()

int scpiLex_ProgramHeader	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token command or compound program header

Parameters

state
token

Returns

Definition at line 405 of file lexer.c.

◆ scpiLex_Semicolon()

int scpiLex_Semicolon	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token semicolon

Parameters

state
token

Returns

Definition at line 857 of file lexer.c.

◆ scpiLex_SpecificCharacter()

int scpiLex_SpecificCharacter	(	lex_state_t *	state,
		scpi_token_t *	token,
		char	chr )

Detect specified character

Parameters

state
token

Returns

Definition at line 897 of file lexer.c.

◆ scpiLex_StringProgramData()

int scpiLex_StringProgramData	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token String data

Parameters

state
token

Returns

Definition at line 665 of file lexer.c.

◆ scpiLex_SuffixProgramData()

int scpiLex_SuffixProgramData	(	lex_state_t *	state,
		scpi_token_t *	token )

Definition at line 533 of file lexer.c.

◆ scpiLex_WhiteSpace()

int scpiLex_WhiteSpace	(	lex_state_t *	state,
		scpi_token_t *	token )

Detect token white space

Parameters

state
token

Returns

Definition at line 330 of file lexer.c.

◆ skipAlpha()

int skipAlpha ( lex_state_t * state )

static

Skip any character from 'a'-'Z'

Parameters

state

Returns

Definition at line 233 of file lexer.c.

◆ skipBinNum()

int skipBinNum ( lex_state_t * state )

static

Definition at line 581 of file lexer.c.

◆ skipChr()

int skipChr	(	lex_state_t *	state,
		char	chr )

static

Skip exact character chr or nothing

Parameters

state
chr

Returns

Definition at line 248 of file lexer.c.

◆ skipColon()

int skipColon ( lex_state_t * state )

static

Skip colon

Parameters

state

Returns

Definition at line 290 of file lexer.c.

◆ skipCommonProgramHeader()

int skipCommonProgramHeader ( lex_state_t * state )

static

Skip command program header *<PROGRAM MNEMONIC>

Parameters

state

Returns

Definition at line 353 of file lexer.c.

◆ skipCompoundProgramHeader()

int skipCompoundProgramHeader ( lex_state_t * state )

static

Skip compound program header :<PROGRAM MNEMONIC>:<PROGRAM MNEMONIC>...

Parameters

state

Returns

Definition at line 375 of file lexer.c.

◆ skipDigit()

int skipDigit ( lex_state_t * state )

static

Skip decimal digit

Parameters

state

Returns

Definition at line 191 of file lexer.c.

◆ skipDoubleQuoteProgramData()

void skipDoubleQuoteProgramData ( lex_state_t * state )

static

Definition at line 651 of file lexer.c.

◆ skipExponent()

int skipExponent ( lex_state_t * state )

static

Definition at line 486 of file lexer.c.

◆ skipHexNum()

int skipHexNum ( lex_state_t * state )

static

Definition at line 563 of file lexer.c.

◆ skipMantisa()

int skipMantisa ( lex_state_t * state )

static

Definition at line 472 of file lexer.c.

◆ skipNumbers()

int skipNumbers ( lex_state_t * state )

static

Skip multiple decimal digits

Parameters

state

Returns

Definition at line 205 of file lexer.c.

◆ skipOctNum()

int skipOctNum ( lex_state_t * state )

static

Definition at line 572 of file lexer.c.

◆ skipPlusmn()

int skipPlusmn ( lex_state_t * state )

static

Skip plus or minus

Parameters

state

Returns

Definition at line 219 of file lexer.c.

◆ skipProgramExpression()

void skipProgramExpression ( lex_state_t * state )

static

Definition at line 791 of file lexer.c.

◆ skipProgramMnemonic()

int skipProgramMnemonic ( lex_state_t * state )

static

Skip program mnemonic [a-z][a-z0-9_]*

Parameters

state

Returns

Definition at line 306 of file lexer.c.

◆ skipQuoteProgramData()

void skipQuoteProgramData	(	lex_state_t *	state,
		char	quote )

static

Definition at line 633 of file lexer.c.

◆ skipSingleQuoteProgramData()

void skipSingleQuoteProgramData ( lex_state_t * state )

static

Definition at line 655 of file lexer.c.

◆ skipSlashDot()

int skipSlashDot ( lex_state_t * state )

static

Skip slash or dot

Parameters

state

Returns

Definition at line 262 of file lexer.c.

◆ skipStar()

int skipStar ( lex_state_t * state )

static

Skip star

Parameters

state

Returns

Definition at line 276 of file lexer.c.

◆ skipWs()

int skipWs ( lex_state_t * state )

static

Skip all whitespaces

Parameters

state

Returns

Definition at line 170 of file lexer.c.

Macros

Functions

Detailed Description

Macro Definition Documentation

◆ SKIP_INCOMPLETE

◆ SKIP_NONE

◆ SKIP_OK

Function Documentation

◆ isascii7bit()

◆ isB()

◆ isbdigit()

◆ ischr()

◆ isE()

◆ iseos()

◆ isH()

◆ isNonzeroDigit()

◆ isplusmn()

◆ isProgramExpression()

◆ isQ()

◆ isqdigit()

◆ isws()

◆ scpiLex_ArbitraryBlockProgramData()

◆ scpiLex_CharacterProgramData()

◆ scpiLex_Colon()

◆ scpiLex_Comma()

◆ scpiLex_DecimalNumericProgramData()

◆ scpiLex_IsEos()

◆ scpiLex_NewLine()

◆ scpiLex_NondecimalNumericData()

◆ scpiLex_ProgramExpression()

◆ scpiLex_ProgramHeader()

◆ scpiLex_Semicolon()

◆ scpiLex_SpecificCharacter()

◆ scpiLex_StringProgramData()

◆ scpiLex_SuffixProgramData()

◆ scpiLex_WhiteSpace()

◆ skipAlpha()

◆ skipBinNum()

◆ skipChr()

◆ skipColon()

◆ skipCommonProgramHeader()

◆ skipCompoundProgramHeader()

◆ skipDigit()

◆ skipDoubleQuoteProgramData()

◆ skipExponent()

◆ skipHexNum()

◆ skipMantisa()

◆ skipNumbers()

◆ skipOctNum()

◆ skipPlusmn()

◆ skipProgramExpression()

◆ skipProgramMnemonic()

◆ skipQuoteProgramData()

◆ skipSingleQuoteProgramData()

◆ skipSlashDot()

◆ skipStar()

◆ skipWs()