#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
#include <cctype>
#include <cstring>
#include <iostream>
#include <set>
#include <sstream>
#include <string>
#include <stack>
#include "cmd-edit.h"
#include "lo-mappers.h"
#include "quit.h"
#include "unistd-wrappers.h"
#include "Cell.h"
#include "defun.h"
#include "error.h"
#include "errwarn.h"
#include "input.h"
#include "interpreter.h"
#include "lex.h"
#include "octave.h"
#include "ov.h"
#include "parse.h"
#include "pt-all.h"
#include "symtab.h"
#include "token.h"
#include "utils.h"
#include "variables.h"
#include "oct-parse.h"
#include "oct-gperf.h"

Include dependency graph for lex.cc:

Classes
struct	yy_buffer_state

struct	yy_trans_info

struct	yyguts_t

Namespaces
	octave

Macros
#define	BEGIN yyg->yy_start = 1 + 2 *

#define	BLOCK_COMMENT_START 4

#define	CMD_OR_COMPUTED_ASSIGN_OP(PATTERN, TOK)

#define	CMD_OR_OP(PATTERN, TOK, COMPAT)

#define	CMD_OR_UNARY_OP(PATTERN, TOK, COMPAT)

#define	COMMAND_START 1

#define	curr_lexer yyextra

#define	DQ_STRING_START 6

#define	ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)

#define	EOB_ACT_CONTINUE_SCAN 0

#define	EOB_ACT_END_OF_FILE 1

#define	EOB_ACT_LAST_MATCH 2

#define	FLEX_BETA

#define	FLEX_SCANNER

#define	FLEXINT_H

#define	FQ_IDENT_START 8

#define	HANDLE_EOB_OR_EOF(STATUS)

#define	HANDLE_IDENTIFIER(pattern, get_set)

#define	HANDLE_STRING_CONTINUATION

#define	INITIAL 0

#define	INPUT_FILE_START 3

#define	INT16_MAX (32767)

#define	INT16_MIN (-32767-1)

#define	INT32_MAX (2147483647)

#define	INT32_MIN (-2147483647-1)

#define	INT8_MAX (127)

#define	INT8_MIN (-128)

#define	isatty octave_isatty_wrapper

#define	LINE_COMMENT_START 5

#define	MATRIX_START 2

#define	octave_wrap(yyscanner) (/CONSTCOND/1)

#define	OCTAVE_YYG struct yyguts_t yyg = static_cast<struct yyguts_t> (m_scanner)

#define	register

#define	REJECT reject_used_but_not_detected

#define	SIZE_MAX (~(size_t)0)

#define	SQ_STRING_START 7

#define	UINT16_MAX (65535U)

#define	UINT32_MAX (4294967295U)

#define	UINT8_MAX (255U)

#define	unput(c) yyunput( c, yyg->yytext_ptr , yyscanner )

#define	YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)

#define	YY_BREAK /LINTED/break;

#define	YY_BUF_SIZE 16384

#define	YY_BUFFER_EOF_PENDING 2

#define	YY_BUFFER_NEW 0

#define	YY_BUFFER_NORMAL 1

#define	yy_create_buffer octave__create_buffer

#define	YY_CURRENT_BUFFER

#define	YY_CURRENT_BUFFER_LVALUE yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]

#define	YY_DECL

#define	YY_DECL_IS_OURS 1

#define	yy_delete_buffer octave__delete_buffer

#define	YY_DO_BEFORE_ACTION

#define	YY_END_OF_BUFFER 124

#define	YY_END_OF_BUFFER_CHAR 0

#define	YY_EXIT_FAILURE 2

#define	YY_EXTRA_TYPE octave::base_lexer *

#define	YY_FATAL_ERROR(msg) (yyget_extra (yyscanner))->fatal_error (msg)

#define	yy_flex_debug yyg->yy_flex_debug_r

#define	YY_FLEX_MAJOR_VERSION 2

#define	YY_FLEX_MINOR_VERSION 6

#define	YY_FLEX_SUBMINOR_VERSION 4

#define	yy_flush_buffer octave__flush_buffer

#define	YY_FLUSH_BUFFER yy_flush_buffer( YY_CURRENT_BUFFER , yyscanner)

#define	yy_init_buffer octave__init_buffer

#define	YY_INPUT(buf, result, max_size) result = curr_lexer->fill_flex_buffer (buf, max_size)

#define	YY_INT_ALIGNED short int

#define	YY_LESS_LINENO(n)

#define	YY_LINENO_REWIND_TO(ptr)

#define	yy_load_buffer_state octave__load_buffer_state

#define	YY_MORE_ADJ 0

#define	yy_new_buffer yy_create_buffer

#define	YY_NEW_FILE yyrestart( yyin , yyscanner )

#define	YY_NO_UNISTD_H 1

#define	YY_NULL 0

#define	YY_NUM_RULES 123

#define	YY_READ_BUF_SIZE 8192

#define	YY_RESTORE_YY_MORE_OFFSET

#define	YY_RULE_SETUP

#define	YY_SC_TO_UI(c) ((YY_CHAR) (c))

#define	yy_scan_buffer octave__scan_buffer

#define	yy_scan_bytes octave__scan_bytes

#define	yy_scan_string octave__scan_string

#define	yy_set_bol(at_bol)

#define	yy_set_interactive(is_interactive)

#define	YY_SKIP_YYWRAP

#define	YY_START ((yyg->yy_start - 1) / 2)

#define	YY_START_STACK_INCR 25

#define	YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))

#define	YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)

#define	YY_STRUCT_YY_BUFFER_STATE

#define	yy_switch_to_buffer octave__switch_to_buffer

#define	YY_TYPEDEF_YY_BUFFER_STATE

#define	YY_TYPEDEF_YY_SCANNER_T

#define	YY_TYPEDEF_YY_SIZE_T

#define	YY_USER_ACTION

#define	yyalloc octave_alloc

#define	yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)

#define	yyconst const

#define	yyensure_buffer_stack octave_ensure_buffer_stack

#define	yyextra yyg->yyextra_r

#define	yyfree octave_free

#define	yyget_column octave_get_column

#define	yyget_debug octave_get_debug

#define	yyget_extra octave_get_extra

#define	yyget_in octave_get_in

#define	yyget_leng octave_get_leng

#define	yyget_lineno octave_get_lineno

#define	yyget_lval octave_get_lval

#define	yyget_out octave_get_out

#define	yyget_text octave_get_text

#define	yyin yyg->yyin_r

#define	yyleng yyg->yyleng_r

#define	yyless(n)

#define	yyless(n)

#define	yylex octave_lex

#define	yylex_destroy octave_lex_destroy

#define	yylex_init octave_lex_init

#define	yylex_init_extra octave_lex_init_extra

#define	yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)

#define	yylval yyg->yylval_r

#define	yymore() yymore_used_but_not_detected

#define	yynoreturn

#define	yyout yyg->yyout_r

#define	yypop_buffer_state octave_pop_buffer_state

#define	yypush_buffer_state octave_push_buffer_state

#define	yyrealloc octave_realloc

#define	yyrestart octave_restart

#define	yyset_column octave_set_column

#define	yyset_debug octave_set_debug

#define	yyset_extra octave_set_extra

#define	yyset_in octave_set_in

#define	yyset_lineno octave_set_lineno

#define	yyset_lval octave_set_lval

#define	yyset_out octave_set_out

#define	YYSTATE YY_START

#define	YYSTYPE OCTAVE_STYPE

#define	YYTABLES_NAME "yytables"

#define	yyterminate() return YY_NULL

#define	yytext yyg->yytext_r

#define	yytext_ptr yytext_r

#define	yywrap octave_wrap

Typedefs
typedef short int	flex_int16_t

typedef int	flex_int32_t

typedef signed char	flex_int8_t

typedef unsigned short int	flex_uint16_t

typedef unsigned int	flex_uint32_t

typedef unsigned char	flex_uint8_t

typedef struct yy_buffer_state *	YY_BUFFER_STATE

typedef flex_uint8_t	YY_CHAR

typedef size_t	yy_size_t

typedef int	yy_state_type

typedef void *	yyscan_t

Functions
static void	display_character (char c)

OCTAVE_EXPORT octave_value_list	Fiskeyword (const octave_value_list &args, int)

static int	input (yyscan_t yyscanner)

static bool	is_space_or_tab (char c)

static bool	is_space_or_tab_or_eol (char c)

bool	octave::iskeyword (const std::string &s)

static bool	looks_like_bin (const char *s, int len)

static bool	looks_like_copyright (const std::string &s)

static bool	looks_like_hex (const char *s, int len)

static bool	looks_like_shebang (const std::string &s)

YY_BUFFER_STATE	octave__create_buffer (FILE *file, int size, yyscan_t yyscanner)
	Allocate and initialize an input buffer state. More...

void	octave__delete_buffer (YY_BUFFER_STATE b, yyscan_t yyscanner)
	Destroy the buffer. More...

void	octave__flush_buffer (YY_BUFFER_STATE b, yyscan_t yyscanner)
	Discard all buffered characters. More...

static void	octave__init_buffer (YY_BUFFER_STATE b, FILE *file, yyscan_t yyscanner)

static void	octave__load_buffer_state (yyscan_t yyscanner)

YY_BUFFER_STATE	octave__scan_buffer (char *base, yy_size_t size, yyscan_t yyscanner)
	Setup the input buffer state to scan directly from a user-specified character buffer. More...

YY_BUFFER_STATE	octave__scan_bytes (const char *yybytes, int _yybytes_len, yyscan_t yyscanner)
	Setup the input buffer state to scan the given bytes. More...

YY_BUFFER_STATE	octave__scan_string (const char *yystr, yyscan_t yyscanner)
	Setup the input buffer state to scan a string. More...

void	octave__switch_to_buffer (YY_BUFFER_STATE new_buffer, yyscan_t yyscanner)
	Switch to a different input buffer. More...

void *	octave_alloc (yy_size_t, yyscan_t yyscanner)

static void	octave_ensure_buffer_stack (yyscan_t yyscanner)

void	octave_free (void *, yyscan_t yyscanner)

int	octave_get_column (yyscan_t yyscanner)
	Get the current column number. More...

int	octave_get_debug (yyscan_t yyscanner)

octave::base_lexer *	octave_get_extra (yyscan_t yyscanner)
	Get the user-defined data for this scanner. More...

FILE *	octave_get_in (yyscan_t yyscanner)
	Get the input stream. More...

int	octave_get_leng (yyscan_t yyscanner)
	Get the length of the current token. More...

int	octave_get_lineno (yyscan_t yyscanner)
	Get the current line number. More...

OCTAVE_STYPE *	octave_get_lval (yyscan_t yyscanner)

FILE *	octave_get_out (yyscan_t yyscanner)
	Get the output stream. More...

char *	octave_get_text (yyscan_t yyscanner)
	Get the current token. More...

int	octave_lex (OCTAVE_STYPE *yylval_param, yyscan_t yyscanner)
	The main scanner function which does all the work. More...

int	octave_lex_destroy (yyscan_t yyscanner)

int	octave_lex_init (yyscan_t *scanner)

int	octave_lex_init_extra (octave::base_lexer user_defined, yyscan_t scanner)

void	octave_pop_buffer_state (yyscan_t yyscanner)
	Removes and deletes the top of the stack, if present. More...

void	octave_push_buffer_state (YY_BUFFER_STATE new_buffer, yyscan_t yyscanner)
	Pushes the new state onto the stack. More...

void *	octave_realloc (void *, yy_size_t, yyscan_t yyscanner)

void	octave_restart (FILE *input_file, yyscan_t yyscanner)
	Immediately switch to a different input stream. More...

void	octave_set_column (int _column_no, yyscan_t yyscanner)
	Set the current column. More...

void	octave_set_debug (int debug_flag, yyscan_t yyscanner)

void	octave_set_extra (octave::base_lexer *user_defined, yyscan_t yyscanner)
	Set the user-defined data. More...

void	octave_set_in (FILE *_in_str, yyscan_t yyscanner)
	Set the input stream. More...

void	octave_set_lineno (int _line_number, yyscan_t yyscanner)
	Set the current line number. More...

void	octave_set_lval (OCTAVE_STYPE *yylval_param, yyscan_t yyscanner)

void	octave_set_out (FILE *_out_str, yyscan_t yyscanner)

static void	yy_fatal_error (const char *msg, yyscan_t yyscanner)

static int	yy_get_next_buffer (yyscan_t yyscanner)

static yy_state_type	yy_get_previous_state (yyscan_t yyscanner)

static int	yy_init_globals (yyscan_t yyscanner)

static yy_state_type	yy_try_NUL_trans (yy_state_type current_state, yyscan_t yyscanner)

static void	yyunput (int c, char *buf_ptr, yyscan_t yyscanner)

Variables
static const flex_int16_t	yy_accept [308]

static const flex_int16_t	yy_base [348]

static const flex_int16_t	yy_chk [1105]

static const flex_int16_t	yy_def [348]

static const YY_CHAR	yy_ec [256]

static const YY_CHAR	yy_meta [55]

static const flex_int16_t	yy_nxt [1105]

Macro Definition Documentation

◆ BEGIN

#define BEGIN yyg->yy_start = 1 + 2 *

Definition at line 406 of file lex.cc.

◆ BLOCK_COMMENT_START

#define BLOCK_COMMENT_START 4

Definition at line 1307 of file lex.cc.

◆ CMD_OR_COMPUTED_ASSIGN_OP

#define CMD_OR_COMPUTED_ASSIGN_OP	(	PATTERN,
		TOK
	)

Value:

   do                                                                   \
     {                                                                  \
       curr_lexer->lexer_debug (PATTERN);                               \
                                                                        \
       if (curr_lexer->previous_token_may_be_command ()                 \
           && curr_lexer->space_follows_previous_token ())              \
         {                                                              \
           yyless (0);                                                  \
           curr_lexer->push_start_state (COMMAND_START);                \
         }                                                              \
       else                                                             \
         return curr_lexer->handle_op (TOK, false, false);              \
     }                                                                  \
   while (0)

Definition at line 1161 of file lex.cc.

◆ CMD_OR_OP

#define CMD_OR_OP	(	PATTERN,
		TOK,
		COMPAT
	)

Value:

   do                                                                   \
     {                                                                  \
       curr_lexer->lexer_debug (PATTERN);                               \
                                                                        \
       if (curr_lexer->looks_like_command_arg ())                       \
         {                                                              \
           yyless (0);                                                  \
           curr_lexer->push_start_state (COMMAND_START);                \
         }                                                              \
       else                                                             \
         return curr_lexer->handle_op (TOK, false, COMPAT);             \
     }                                                                  \
   while (0)

Definition at line 1146 of file lex.cc.

◆ CMD_OR_UNARY_OP

#define CMD_OR_UNARY_OP	(	PATTERN,
		TOK,
		COMPAT
	)

Value:

   do                                                                   \
     {                                                                  \
       curr_lexer->lexer_debug (PATTERN);                               \
                                                                        \
       if (curr_lexer->previous_token_may_be_command ())                \
         {                                                              \
           if (curr_lexer->looks_like_command_arg ())                   \
             {                                                          \
               yyless (0);                                              \
               curr_lexer->push_start_state (COMMAND_START);            \
             }                                                          \
           else                                                         \
             return curr_lexer->handle_op (TOK, false, COMPAT);         \
         }                                                              \
       else                                                             \
         {                                                              \
           if (curr_lexer->maybe_unput_comma_before_unary_op (TOK))     \
             {                                                          \
               yyless (0);                                              \
               curr_lexer->xunput (',');                                \
             }                                                          \
           else                                                         \
             return curr_lexer->handle_op (TOK, false, COMPAT);         \
         }                                                              \
     }                                                                  \
   while (0)

Definition at line 1177 of file lex.cc.

◆ COMMAND_START

#define COMMAND_START 1

Definition at line 1304 of file lex.cc.

◆ curr_lexer

#define curr_lexer yyextra

Definition at line 1128 of file lex.cc.

◆ DQ_STRING_START

#define DQ_STRING_START 6

Definition at line 1309 of file lex.cc.

◆ ECHO

#define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0)

Definition at line 1458 of file lex.cc.

◆ EOB_ACT_CONTINUE_SCAN

#define EOB_ACT_CONTINUE_SCAN 0

Definition at line 446 of file lex.cc.

◆ EOB_ACT_END_OF_FILE

#define EOB_ACT_END_OF_FILE 1

Definition at line 447 of file lex.cc.

◆ EOB_ACT_LAST_MATCH

#define EOB_ACT_LAST_MATCH 2

Definition at line 448 of file lex.cc.

◆ FLEX_BETA

#define FLEX_BETA

Definition at line 63 of file lex.cc.

◆ FLEX_SCANNER

#define FLEX_SCANNER

Definition at line 58 of file lex.cc.

◆ FLEXINT_H

#define FLEXINT_H

Definition at line 301 of file lex.cc.

◆ FQ_IDENT_START

#define FQ_IDENT_START 8

Definition at line 1311 of file lex.cc.

◆ HANDLE_EOB_OR_EOF

#define HANDLE_EOB_OR_EOF ( STATUS )

Value:

   do                                                   \
     {                                                  \
       if (curr_lexer->is_push_lexer ())                \
         {                                              \
           if (curr_lexer->at_end_of_buffer ())         \
             return STATUS;                             \
                                                        \
           if (curr_lexer->at_end_of_file ())           \
             return curr_lexer->handle_end_of_input (); \
         }                                              \
     }                                                  \
   while (0)

Definition at line 1205 of file lex.cc.

◆ HANDLE_IDENTIFIER

#define HANDLE_IDENTIFIER	(	pattern,
		get_set
	)

Definition at line 1231 of file lex.cc.

◆ HANDLE_STRING_CONTINUATION

#define HANDLE_STRING_CONTINUATION

Value:

   do                                                   \
     {                                                  \
       curr_lexer->m_filepos.next_line ();              \
                                                        \
       HANDLE_EOB_OR_EOF (-1);                          \
     }                                                  \
   while (0)

Definition at line 1222 of file lex.cc.

◆ INITIAL

#define INITIAL 0

Definition at line 1303 of file lex.cc.

◆ INPUT_FILE_START

#define INPUT_FILE_START 3

Definition at line 1306 of file lex.cc.

◆ INT16_MAX

#define INT16_MAX (32767)

Definition at line 343 of file lex.cc.

◆ INT16_MIN

#define INT16_MIN (-32767-1)

Definition at line 334 of file lex.cc.

◆ INT32_MAX

#define INT32_MAX (2147483647)

Definition at line 346 of file lex.cc.

◆ INT32_MIN

#define INT32_MIN (-2147483647-1)

Definition at line 337 of file lex.cc.

◆ INT8_MAX

#define INT8_MAX (127)

Definition at line 340 of file lex.cc.

◆ INT8_MIN

#define INT8_MIN (-128)

Definition at line 331 of file lex.cc.

◆ isatty

#define isatty octave_isatty_wrapper

Definition at line 1119 of file lex.cc.

◆ LINE_COMMENT_START

#define LINE_COMMENT_START 5

Definition at line 1308 of file lex.cc.

◆ MATRIX_START

#define MATRIX_START 2

Definition at line 1305 of file lex.cc.

◆ octave_wrap

#define octave_wrap ( yyscanner ) (/*CONSTCOND*/1)

Definition at line 591 of file lex.cc.

◆ OCTAVE_YYG

#define OCTAVE_YYG struct yyguts_t *yyg = static_cast<struct yyguts_t*> (m_scanner)

Definition at line 5330 of file lex.cc.

◆ register

#define register

Definition at line 49 of file lex.cc.

◆ REJECT

#define REJECT reject_used_but_not_detected

Definition at line 1041 of file lex.cc.

◆ SIZE_MAX

#define SIZE_MAX (~(size_t)0)

Definition at line 359 of file lex.cc.

◆ SQ_STRING_START

#define SQ_STRING_START 7

Definition at line 1310 of file lex.cc.

◆ UINT16_MAX

#define UINT16_MAX (65535U)

Definition at line 352 of file lex.cc.

◆ UINT32_MAX

#define UINT32_MAX (4294967295U)

Definition at line 355 of file lex.cc.

◆ UINT8_MAX

#define UINT8_MAX (255U)

Definition at line 349 of file lex.cc.

◆ unput

#define unput ( c ) yyunput( c, yyg->yytext_ptr , yyscanner )

Definition at line 466 of file lex.cc.

◆ YY_AT_BOL

#define YY_AT_BOL ( ) (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)

Definition at line 587 of file lex.cc.

◆ YY_BREAK

#define YY_BREAK /*LINTED*/break;

Definition at line 1539 of file lex.cc.

◆ YY_BUF_SIZE

#define YY_BUF_SIZE 16384

Definition at line 428 of file lex.cc.

◆ YY_BUFFER_EOF_PENDING

#define YY_BUFFER_EOF_PENDING 2

Definition at line 528 of file lex.cc.

◆ YY_BUFFER_NEW

#define YY_BUFFER_NEW 0

Definition at line 516 of file lex.cc.

◆ YY_BUFFER_NORMAL

#define YY_BUFFER_NORMAL 1

Definition at line 517 of file lex.cc.

◆ yy_create_buffer

#define yy_create_buffer octave__create_buffer

Definition at line 69 of file lex.cc.

◆ YY_CURRENT_BUFFER

#define YY_CURRENT_BUFFER

Value:

                          ( yyg->yy_buffer_stack \
                          ? yyg->yy_buffer_stack[yyg->yy_buffer_stack_top] \
                          : NULL)

Definition at line 539 of file lex.cc.

◆ YY_CURRENT_BUFFER_LVALUE

#define YY_CURRENT_BUFFER_LVALUE yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]

Definition at line 545 of file lex.cc.

◆ YY_DECL

#define YY_DECL

Value:

int yylex \

(YYSTYPE * yylval_param , yyscan_t yyscanner)

YYSTYPE

#define YYSTYPE

Definition: lex.cc:1115

yylex

#define yylex

Definition: lex.cc:141

yyscan_t

void * yyscan_t

Definition: oct-tex-lexer.cc:385

Definition at line 1526 of file lex.cc.

◆ YY_DECL_IS_OURS

#define YY_DECL_IS_OURS 1

Definition at line 1521 of file lex.cc.

◆ yy_delete_buffer

#define yy_delete_buffer octave__delete_buffer

Definition at line 75 of file lex.cc.

◆ YY_DO_BEFORE_ACTION

#define YY_DO_BEFORE_ACTION

Value:

  yyg->yytext_ptr = yy_bp; \
  yyleng = (int) (yy_cp - yy_bp); \
  yyg->yy_hold_char = *yy_cp; \
  *yy_cp = '\0'; \
  yyg->yy_c_buf_p = yy_cp;

Definition at line 607 of file lex.cc.

◆ YY_END_OF_BUFFER

#define YY_END_OF_BUFFER 124

Definition at line 614 of file lex.cc.

◆ YY_END_OF_BUFFER_CHAR

#define YY_END_OF_BUFFER_CHAR 0

Definition at line 417 of file lex.cc.

◆ YY_EXIT_FAILURE

#define YY_EXIT_FAILURE 2

Definition at line 4453 of file lex.cc.

◆ YY_EXTRA_TYPE

#define YY_EXTRA_TYPE octave::base_lexer *

Definition at line 1127 of file lex.cc.

◆ YY_FATAL_ERROR

#define YY_FATAL_ERROR ( msg ) (yyget_extra (yyscanner))->fatal_error (msg)

Definition at line 1143 of file lex.cc.

◆ yy_flex_debug

#define yy_flex_debug yyg->yy_flex_debug_r

Definition at line 400 of file lex.cc.

◆ YY_FLEX_MAJOR_VERSION

#define YY_FLEX_MAJOR_VERSION 2

Definition at line 59 of file lex.cc.

◆ YY_FLEX_MINOR_VERSION

#define YY_FLEX_MINOR_VERSION 6

Definition at line 60 of file lex.cc.

◆ YY_FLEX_SUBMINOR_VERSION

#define YY_FLEX_SUBMINOR_VERSION 4

Definition at line 61 of file lex.cc.

◆ yy_flush_buffer

#define yy_flush_buffer octave__flush_buffer

Definition at line 105 of file lex.cc.

◆ YY_FLUSH_BUFFER

#define YY_FLUSH_BUFFER yy_flush_buffer( YY_CURRENT_BUFFER , yyscanner)

Definition at line 558 of file lex.cc.

◆ yy_init_buffer

#define yy_init_buffer octave__init_buffer

Definition at line 99 of file lex.cc.

◆ YY_INPUT

#define YY_INPUT	(	buf,
		result,
		max_size
	)	result = curr_lexer->fill_flex_buffer (buf, max_size)

Definition at line 1135 of file lex.cc.

◆ YY_INT_ALIGNED

#define YY_INT_ALIGNED short int

Definition at line 54 of file lex.cc.

◆ YY_LESS_LINENO

#define YY_LESS_LINENO ( n )

Definition at line 450 of file lex.cc.

◆ YY_LINENO_REWIND_TO

#define YY_LINENO_REWIND_TO ( ptr )

Definition at line 451 of file lex.cc.

◆ yy_load_buffer_state

#define yy_load_buffer_state octave__load_buffer_state

Definition at line 111 of file lex.cc.

◆ YY_MORE_ADJ

#define YY_MORE_ADJ 0

Definition at line 1043 of file lex.cc.

◆ yy_new_buffer

#define yy_new_buffer yy_create_buffer

Definition at line 568 of file lex.cc.

◆ YY_NEW_FILE

#define YY_NEW_FILE yyrestart( yyin , yyscanner )

Definition at line 416 of file lex.cc.

◆ YY_NO_UNISTD_H

#define YY_NO_UNISTD_H 1

Definition at line 1118 of file lex.cc.

◆ YY_NULL

#define YY_NULL 0

Definition at line 378 of file lex.cc.

◆ YY_NUM_RULES

#define YY_NUM_RULES 123

Definition at line 613 of file lex.cc.

◆ YY_READ_BUF_SIZE

#define YY_READ_BUF_SIZE 8192

Definition at line 1449 of file lex.cc.

◆ YY_RESTORE_YY_MORE_OFFSET

#define YY_RESTORE_YY_MORE_OFFSET

Definition at line 1044 of file lex.cc.

◆ YY_RULE_SETUP

#define YY_RULE_SETUP

Value:

  if ( yyleng > 0 ) \
    YY_CURRENT_BUFFER_LVALUE->yy_at_bol = \
        (yytext[yyleng - 1] == '\n'); \
  YY_USER_ACTION

Definition at line 1542 of file lex.cc.

◆ YY_SC_TO_UI

#define YY_SC_TO_UI ( c ) ((YY_CHAR) (c))

Definition at line 383 of file lex.cc.

◆ yy_scan_buffer

#define yy_scan_buffer octave__scan_buffer

Definition at line 81 of file lex.cc.

◆ yy_scan_bytes

#define yy_scan_bytes octave__scan_bytes

Definition at line 93 of file lex.cc.

◆ yy_scan_string

#define yy_scan_string octave__scan_string

Definition at line 87 of file lex.cc.

◆ yy_set_bol

#define yy_set_bol ( at_bol )

Value:

  { \
  if ( ! YY_CURRENT_BUFFER ){\
        yyensure_buffer_stack (yyscanner); \
    YY_CURRENT_BUFFER_LVALUE =    \
            yy_create_buffer( yyin, YY_BUF_SIZE , yyscanner); \
  } \
  YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
  }

Definition at line 578 of file lex.cc.

◆ yy_set_interactive

#define yy_set_interactive ( is_interactive )

Value:

  { \
  if ( ! YY_CURRENT_BUFFER ){ \
        yyensure_buffer_stack (yyscanner); \
    YY_CURRENT_BUFFER_LVALUE =    \
            yy_create_buffer( yyin, YY_BUF_SIZE , yyscanner); \
  } \
  YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
  }

Definition at line 569 of file lex.cc.

◆ YY_SKIP_YYWRAP

#define YY_SKIP_YYWRAP

Definition at line 592 of file lex.cc.

◆ YY_START

#define YY_START ((yyg->yy_start - 1) / 2)

Definition at line 411 of file lex.cc.

◆ YY_START_STACK_INCR

#define YY_START_STACK_INCR 25

Definition at line 1507 of file lex.cc.

◆ YY_STATE_BUF_SIZE

#define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))

Definition at line 434 of file lex.cc.

◆ YY_STATE_EOF

#define YY_STATE_EOF ( state ) (YY_END_OF_BUFFER + state + 1)

Definition at line 414 of file lex.cc.

◆ YY_STRUCT_YY_BUFFER_STATE

#define YY_STRUCT_YY_BUFFER_STATE

Definition at line 469 of file lex.cc.

◆ yy_switch_to_buffer

#define yy_switch_to_buffer octave__switch_to_buffer

Definition at line 117 of file lex.cc.

◆ YY_TYPEDEF_YY_BUFFER_STATE

#define YY_TYPEDEF_YY_BUFFER_STATE

Definition at line 437 of file lex.cc.

◆ YY_TYPEDEF_YY_SCANNER_T

#define YY_TYPEDEF_YY_SCANNER_T

Definition at line 387 of file lex.cc.

◆ YY_TYPEDEF_YY_SIZE_T

#define YY_TYPEDEF_YY_SIZE_T

Definition at line 442 of file lex.cc.

◆ YY_USER_ACTION

#define YY_USER_ACTION

Definition at line 1534 of file lex.cc.

◆ yyalloc

#define yyalloc octave_alloc

Definition at line 273 of file lex.cc.

◆ yycolumn

#define yycolumn (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)

Definition at line 399 of file lex.cc.

◆ yyconst

#define yyconst const

Definition at line 369 of file lex.cc.

◆ yyensure_buffer_stack

#define yyensure_buffer_stack octave_ensure_buffer_stack

Definition at line 135 of file lex.cc.

◆ yyextra

#define yyextra yyg->yyextra_r

Definition at line 395 of file lex.cc.

◆ yyfree

#define yyfree octave_free

Definition at line 285 of file lex.cc.

◆ yyget_column

#define yyget_column octave_get_column

Definition at line 243 of file lex.cc.

◆ yyget_debug

#define yyget_debug octave_get_debug

Definition at line 171 of file lex.cc.

◆ yyget_extra

#define yyget_extra octave_get_extra

Definition at line 183 of file lex.cc.

◆ yyget_in

#define yyget_in octave_get_in

Definition at line 195 of file lex.cc.

◆ yyget_leng

#define yyget_leng octave_get_leng

Definition at line 219 of file lex.cc.

◆ yyget_lineno

#define yyget_lineno octave_get_lineno

Definition at line 231 of file lex.cc.

◆ yyget_lval

#define yyget_lval octave_get_lval

Definition at line 261 of file lex.cc.

◆ yyget_out

#define yyget_out octave_get_out

Definition at line 207 of file lex.cc.

◆ yyget_text

#define yyget_text octave_get_text

Definition at line 225 of file lex.cc.

◆ yyin

#define yyin yyg->yyin_r

Definition at line 393 of file lex.cc.

◆ yyleng

#define yyleng yyg->yyleng_r

Definition at line 396 of file lex.cc.

◆ yyless [1/2]

#define yyless ( n )

Value:

  do \
    { \
    /* Undo effects of setting up yytext. */ \
        int yyless_macro_arg = (n); \
        YY_LESS_LINENO(yyless_macro_arg);\
    *yy_cp = yyg->yy_hold_char; \
    YY_RESTORE_YY_MORE_OFFSET \
    yyg->yy_c_buf_p = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
    YY_DO_BEFORE_ACTION; /* set up yytext again */ \
    } \
  while ( 0 )

Definition at line 4467 of file lex.cc.

◆ yyless [2/2]

#define yyless ( n )

Value:

  do \
    { \
    /* Undo effects of setting up yytext. */ \
        int yyless_macro_arg = (n); \
        YY_LESS_LINENO(yyless_macro_arg);\
    yytext[yyleng] = yyg->yy_hold_char; \
    yyg->yy_c_buf_p = yytext + yyless_macro_arg; \
    yyg->yy_hold_char = *yyg->yy_c_buf_p; \
    *yyg->yy_c_buf_p = '\0'; \
    yyleng = yyless_macro_arg; \
    } \
  while ( 0 )

Definition at line 4467 of file lex.cc.

◆ yylex

#define yylex octave_lex

Definition at line 141 of file lex.cc.

◆ yylex_destroy

#define yylex_destroy octave_lex_destroy

Definition at line 165 of file lex.cc.

◆ yylex_init

#define yylex_init octave_lex_init

Definition at line 153 of file lex.cc.

◆ yylex_init_extra

#define yylex_init_extra octave_lex_init_extra

Definition at line 159 of file lex.cc.

◆ yylineno

#define yylineno (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)

Definition at line 398 of file lex.cc.

◆ yylval

#define yylval yyg->yylval_r

Definition at line 1365 of file lex.cc.

◆ yymore

#define yymore ( ) yymore_used_but_not_detected

Definition at line 1042 of file lex.cc.

◆ yynoreturn

#define yynoreturn

Definition at line 374 of file lex.cc.

◆ yyout

#define yyout yyg->yyout_r

Definition at line 394 of file lex.cc.

◆ yypop_buffer_state

#define yypop_buffer_state octave_pop_buffer_state

Definition at line 129 of file lex.cc.

◆ yypush_buffer_state

#define yypush_buffer_state octave_push_buffer_state

Definition at line 123 of file lex.cc.

◆ yyrealloc

#define yyrealloc octave_realloc

Definition at line 279 of file lex.cc.

◆ yyrestart

#define yyrestart octave_restart

Definition at line 147 of file lex.cc.

◆ yyset_column

#define yyset_column octave_set_column

Definition at line 249 of file lex.cc.

◆ yyset_debug

#define yyset_debug octave_set_debug

Definition at line 177 of file lex.cc.

◆ yyset_extra

#define yyset_extra octave_set_extra

Definition at line 189 of file lex.cc.

◆ yyset_in

#define yyset_in octave_set_in

Definition at line 201 of file lex.cc.

◆ yyset_lineno

#define yyset_lineno octave_set_lineno

Definition at line 237 of file lex.cc.

◆ yyset_lval

#define yyset_lval octave_set_lval

Definition at line 267 of file lex.cc.

◆ yyset_out

#define yyset_out octave_set_out

Definition at line 213 of file lex.cc.

◆ YYSTATE

#define YYSTATE YY_START

Definition at line 412 of file lex.cc.

◆ YYSTYPE

#define YYSTYPE OCTAVE_STYPE

Definition at line 1115 of file lex.cc.

◆ YYTABLES_NAME

#define YYTABLES_NAME "yytables"

Definition at line 4789 of file lex.cc.

◆ yyterminate

#define yyterminate ( ) return YY_NULL

Definition at line 1502 of file lex.cc.

◆ yytext

#define yytext yyg->yytext_r

Definition at line 397 of file lex.cc.

◆ yytext_ptr

#define yytext_ptr yytext_r

Definition at line 597 of file lex.cc.

◆ yywrap

#define yywrap octave_wrap

Definition at line 255 of file lex.cc.

Typedef Documentation

◆ flex_int16_t

typedef short int flex_int16_t

Definition at line 323 of file lex.cc.

◆ flex_int32_t

typedef int flex_int32_t

Definition at line 324 of file lex.cc.

◆ flex_int8_t

typedef signed char flex_int8_t

Definition at line 322 of file lex.cc.

◆ flex_uint16_t

typedef unsigned short int flex_uint16_t

Definition at line 326 of file lex.cc.

◆ flex_uint32_t

typedef unsigned int flex_uint32_t

Definition at line 327 of file lex.cc.

◆ flex_uint8_t

typedef unsigned char flex_uint8_t

Definition at line 325 of file lex.cc.

◆ YY_BUFFER_STATE

typedef struct yy_buffer_state* YY_BUFFER_STATE

Definition at line 438 of file lex.cc.

◆ YY_CHAR

typedef flex_uint8_t YY_CHAR

Definition at line 593 of file lex.cc.

◆ yy_size_t

typedef size_t yy_size_t

Definition at line 443 of file lex.cc.

◆ yy_state_type

typedef int yy_state_type

Definition at line 595 of file lex.cc.

◆ yyscan_t

typedef void* yyscan_t

Definition at line 388 of file lex.cc.

Function Documentation

◆ display_character()

static void display_character ( char c )

static

Definition at line 4818 of file lex.cc.

Referenced by octave::base_lexer::text_yyinput(), and octave::base_lexer::xunput().

◆ Fiskeyword()

OCTAVE_EXPORT octave_value_list Fiskeyword	(	const octave_value_list &	args,
		int
	)

Definition at line 4971 of file lex.cc.

References octave::iskeyword(), name, octave_kw::name, print_usage(), string_vector::resize(), retval, string_vector::sort(), TOTAL_KEYWORDS, and wordlist.

Referenced by octave::file_editor_tab::update_lexer_settings().

◆ input()

static int input ( yyscan_t yyscanner )

static

Definition at line 4021 of file lex.cc.

References EOB_ACT_CONTINUE_SCAN, EOB_ACT_END_OF_FILE, EOB_ACT_LAST_MATCH, yyguts_t::yy_c_buf_p, YY_CURRENT_BUFFER_LVALUE, yyguts_t::yy_did_buffer_switch_on_eof, YY_END_OF_BUFFER_CHAR, yy_get_next_buffer(), yyguts_t::yy_hold_char, yyguts_t::yy_n_chars, YY_NEW_FILE, yyin, yyrestart, and yywrap.

Referenced by octave::push_lexer::append_input(), and octave::base_lexer::input_buffer::fill().

◆ is_space_or_tab()

static bool is_space_or_tab ( char c )

inlinestatic

Definition at line 1270 of file lex.cc.

Referenced by octave::base_lexer::handle_continuation(), octave::base_lexer::handle_fq_identifier(), octave::base_lexer::handle_meta_identifier(), octave::base_lexer::handle_superclass_identifier(), octave::base_lexer::looking_at_space(), octave::base_lexer::maybe_unput_comma_before_unary_op(), and octave_lex().

◆ is_space_or_tab_or_eol()

static bool is_space_or_tab_or_eol ( char c )

inlinestatic

Definition at line 1276 of file lex.cc.

◆ looks_like_bin()

static bool looks_like_bin	(	const char *	s,
		int	len
	)

inlinestatic

Definition at line 5798 of file lex.cc.

References len.

Referenced by octave::base_lexer::handle_number().

◆ looks_like_copyright()

static bool looks_like_copyright ( const std::string & s )

static

Definition at line 5219 of file lex.cc.

Referenced by octave::base_lexer::finish_comment().

◆ looks_like_hex()

static bool looks_like_hex	(	const char *	s,
		int	len
	)

inlinestatic

Definition at line 5804 of file lex.cc.

References len.

Referenced by octave::base_lexer::handle_number().

◆ looks_like_shebang()

static bool looks_like_shebang ( const std::string & s )

static

Definition at line 5236 of file lex.cc.

Referenced by octave::base_lexer::finish_comment().

◆ octave__create_buffer()

YY_BUFFER_STATE octave__create_buffer	(	FILE *	file,
		int	size,
		yyscan_t	yyscanner
	)

Allocate and initialize an input buffer state.

Parameters

file	A readable stream.
size	The character buffer size in bytes. When in doubt, use `YY_BUF_SIZE`.
yyscanner	The scanner object.

Returns: the allocated buffer state.

Definition at line 4164 of file lex.cc.

References yy_buffer_state::yy_buf_size, yy_buffer_state::yy_ch_buf, YY_FATAL_ERROR, yy_init_buffer, yy_buffer_state::yy_is_our_buffer, and yyalloc.

◆ octave__delete_buffer()

void octave__delete_buffer	(	YY_BUFFER_STATE	b,
		yyscan_t	yyscanner
	)

Destroy the buffer.

Parameters

b	a buffer created with yy_create_buffer()
yyscanner	The scanner object.

Definition at line 4192 of file lex.cc.

References yy_buffer_state::yy_ch_buf, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, yy_buffer_state::yy_is_our_buffer, and yyfree.

◆ octave__flush_buffer()

void octave__flush_buffer	(	YY_BUFFER_STATE	b,
		yyscan_t	yyscanner
	)

Discard all buffered characters.

On the next scan, YY_INPUT will be called.

Parameters

b	the buffer state to be flushed, usually `YY_CURRENT_BUFFER`.
yyscanner	The scanner object.

Definition at line 4241 of file lex.cc.

References yy_buffer_state::yy_at_bol, yy_buffer_state::yy_buf_pos, YY_BUFFER_NEW, yy_buffer_state::yy_buffer_status, yy_buffer_state::yy_ch_buf, YY_CURRENT_BUFFER, YY_END_OF_BUFFER_CHAR, yy_load_buffer_state, and yy_buffer_state::yy_n_chars.

◆ octave__init_buffer()

static void octave__init_buffer	(	YY_BUFFER_STATE	b,
		FILE *	file,
		yyscan_t	yyscanner
	)

static

Definition at line 4212 of file lex.cc.

References isatty, yy_buffer_state::yy_bs_column, yy_buffer_state::yy_bs_lineno, YY_CURRENT_BUFFER, yy_buffer_state::yy_fill_buffer, yy_flush_buffer, yy_buffer_state::yy_input_file, and yy_buffer_state::yy_is_interactive.

◆ octave__load_buffer_state()

static void octave__load_buffer_state ( yyscan_t yyscanner )

static

Definition at line 4149 of file lex.cc.

References yyguts_t::yy_c_buf_p, YY_CURRENT_BUFFER_LVALUE, yyguts_t::yy_hold_char, yyguts_t::yy_n_chars, and yyin.

◆ octave__scan_buffer()

YY_BUFFER_STATE octave__scan_buffer	(	char *	base,
		yy_size_t	size,
		yyscan_t	yyscanner
	)

Setup the input buffer state to scan directly from a user-specified character buffer.

Parameters

base	the character buffer
size	the size in bytes of the character buffer
yyscanner	The scanner object.

Returns: the newly allocated buffer state object.

Definition at line 4372 of file lex.cc.

References yy_buffer_state::yy_at_bol, yy_buffer_state::yy_buf_pos, yy_buffer_state::yy_buf_size, YY_BUFFER_NEW, yy_buffer_state::yy_buffer_status, yy_buffer_state::yy_ch_buf, YY_END_OF_BUFFER_CHAR, YY_FATAL_ERROR, yy_buffer_state::yy_fill_buffer, yy_buffer_state::yy_input_file, yy_buffer_state::yy_is_interactive, yy_buffer_state::yy_is_our_buffer, yy_buffer_state::yy_n_chars, yy_switch_to_buffer, and yyalloc.

◆ octave__scan_bytes()

YY_BUFFER_STATE octave__scan_bytes	(	const char *	yybytes,
		int	_yybytes_len,
		yyscan_t	yyscanner
	)

Setup the input buffer state to scan the given bytes.

The next call to yylex() will scan from a copy of bytes.

Parameters

yybytes	the byte buffer to scan
_yybytes_len	the number of bytes in the buffer pointed to by bytes.
yyscanner	The scanner object.

Returns: the newly allocated buffer state object.

Definition at line 4422 of file lex.cc.

References n, YY_END_OF_BUFFER_CHAR, YY_FATAL_ERROR, yy_buffer_state::yy_is_our_buffer, yy_scan_buffer, and yyalloc.

◆ octave__scan_string()

YY_BUFFER_STATE octave__scan_string	(	const char *	yystr,
		yyscan_t	yyscanner
	)

Setup the input buffer state to scan a string.

The next call to yylex() will scan from a copy of str.

Parameters

yystr	a NUL-terminated string to scan
yyscanner	The scanner object.

Returns: the newly allocated buffer state object.

Note: If you want to scan bytes that may contain NUL values, then use yy_scan_bytes() instead.

Definition at line 4409 of file lex.cc.

References strlen(), and yy_scan_bytes.

◆ octave__switch_to_buffer()

void octave__switch_to_buffer	(	YY_BUFFER_STATE	new_buffer,
		yyscan_t	yyscanner
	)

Switch to a different input buffer.

Parameters

new_buffer	The new input buffer.
yyscanner	The scanner object.

Definition at line 4117 of file lex.cc.

References yyguts_t::yy_c_buf_p, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, yyguts_t::yy_did_buffer_switch_on_eof, yyguts_t::yy_hold_char, yy_load_buffer_state, yyguts_t::yy_n_chars, and yyensure_buffer_stack.

◆ octave_alloc()

void * octave_alloc	(	yy_size_t	size,
		yyscan_t	yyscanner
	)

Definition at line 4800 of file lex.cc.

References malloc().

◆ octave_ensure_buffer_stack()

static void octave_ensure_buffer_stack ( yyscan_t yyscanner )

static

Definition at line 4322 of file lex.cc.

References yyguts_t::yy_buffer_stack, yyguts_t::yy_buffer_stack_max, yyguts_t::yy_buffer_stack_top, YY_FATAL_ERROR, yyalloc, and yyrealloc.

◆ octave_free()

void octave_free	(	void *	ptr,
		yyscan_t	yyscanner
	)

Definition at line 4812 of file lex.cc.

References free().

◆ octave_get_column()

int octave_get_column ( yyscan_t yyscanner )

Get the current column number.

Parameters

yyscanner The scanner object.

OCTAVE_STYPE * octave_get_lval ( yyscan_t yyscanner )

Definition at line 4627 of file lex.cc.

References yylval.

◆ octave_get_out()

FILE * octave_get_out ( yyscan_t yyscanner )

Get the output stream.

Parameters

yyscanner The scanner object.

Definition at line 4530 of file lex.cc.

References yyout.

◆ octave_get_text()

char * octave_get_text ( yyscan_t yyscanner )

Get the current token.

Parameters

yyscanner The scanner object.

Definition at line 4549 of file lex.cc.

References yytext.

◆ octave_lex()

int octave_lex	(	OCTAVE_STYPE *	yylval_param,
		yyscan_t	yyscanner
	)

The main scanner function which does all the work.

Definition at line 1550 of file lex.cc.

References ADD_EQ, AND_EQ, octave::comment_elt::block, BLOCK_COMMENT_START, CMD_OR_COMPUTED_ASSIGN_OP, CMD_OR_OP, CMD_OR_UNARY_OP, COMMAND_START, curr_lexer, DIV_EQ, DQ_STRING, DQ_STRING_START, ECHO, EDIV, EDIV_EQ, ELEFTDIV, ELEFTDIV_EQ, EMINUS, EMUL, EMUL_EQ, octave::comment_elt::end_of_line, EOB_ACT_CONTINUE_SCAN, EOB_ACT_END_OF_FILE, EOB_ACT_LAST_MATCH, EPLUS, EPOW, EPOW_EQ, EXPR_AND, EXPR_AND_AND, EXPR_EQ, EXPR_GE, EXPR_GT, EXPR_LE, EXPR_LT, EXPR_NE, EXPR_NOT, EXPR_OR, EXPR_OR_OR, FCN_HANDLE, FQ_IDENT_START, octave::comment_elt::full_line, HANDLE_EOB_OR_EOF, HANDLE_IDENTIFIER, HANDLE_STRING_CONTINUATION, HERMITIAN, IMAG_NUM, INITIAL, INPUT_FILE, INPUT_FILE_START, is_space_or_tab(), octave::iskeyword(), LEFTDIV, LEFTDIV_EQ, LEXICAL_ERROR, LINE_COMMENT_START, MATRIX_START, MINUS_MINUS, MUL_EQ, NUM, OR_EQ, PLUS_PLUS, POW, POW_EQ, SQ_STRING, SQ_STRING_START, SUB_EQ, octave::token::token_value(), TRANSPOSE, octave::undo_string_escape(), warning_with_id(), yy_accept, YY_AT_BOL, yy_base, YY_BREAK, YY_BUF_SIZE, YY_BUFFER_NEW, YY_BUFFER_NORMAL, yyguts_t::yy_c_buf_p, yy_chk, yy_create_buffer, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, yy_def, yyguts_t::yy_did_buffer_switch_on_eof, YY_DO_BEFORE_ACTION, yy_ec, YY_END_OF_BUFFER, YY_FATAL_ERROR, yy_get_next_buffer(), yy_get_previous_state(), yyguts_t::yy_hold_char, yyguts_t::yy_init, yyguts_t::yy_last_accepting_cpos, yyguts_t::yy_last_accepting_state, yy_load_buffer_state, yy_meta, YY_MORE_ADJ, yyguts_t::yy_n_chars, YY_NEW_FILE, yy_nxt, YY_RESTORE_YY_MORE_OFFSET, YY_RULE_SETUP, YY_SC_TO_UI, YY_START, yyguts_t::yy_start, YY_STATE_EOF, yy_try_NUL_trans(), yyensure_buffer_stack, yyin, yyleng, yyless, yylval, yyout, yytext, and yywrap.

Referenced by octave::push_parser::run().

◆ octave_lex_destroy()

int octave_lex_destroy ( yyscan_t yyscanner )

Definition at line 4733 of file lex.cc.

References yyguts_t::yy_buffer_stack, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, yy_delete_buffer, yy_init_globals(), yyguts_t::yy_start_stack, yyfree, and yypop_buffer_state.

◆ octave_lex_init()

int octave_lex_init ( yyscan_t * scanner )

Definition at line 4645 of file lex.cc.

References yy_init_globals(), and yyalloc.

◆ octave_lex_init_extra()

int octave_lex_init_extra	(	octave::base_lexer *	user_defined,
		yyscan_t *	scanner
	)

Definition at line 4672 of file lex.cc.

References yy_init_globals(), yyalloc, and yyset_extra.

◆ octave_pop_buffer_state()

void octave_pop_buffer_state ( yyscan_t yyscanner )

Removes and deletes the top of the stack, if present.

The next element becomes the new top.

Parameters

yyscanner The scanner object.

Definition at line 4302 of file lex.cc.

References yyguts_t::yy_buffer_stack_top, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, yy_delete_buffer, yyguts_t::yy_did_buffer_switch_on_eof, and yy_load_buffer_state.

◆ octave_push_buffer_state()

void octave_push_buffer_state	(	YY_BUFFER_STATE	new_buffer,
		yyscan_t	yyscanner
	)

Pushes the new state onto the stack.

The new state becomes the current state. This function will allocate the stack if necessary.

Parameters

new_buffer	The new state.
yyscanner	The scanner object.

Definition at line 4271 of file lex.cc.

References yyguts_t::yy_buffer_stack_top, yyguts_t::yy_c_buf_p, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, yyguts_t::yy_did_buffer_switch_on_eof, yyguts_t::yy_hold_char, yy_load_buffer_state, yyguts_t::yy_n_chars, and yyensure_buffer_stack.

◆ octave_realloc()

void * octave_realloc	(	void *	ptr,
		yy_size_t	size,
		yyscan_t	yyscanner
	)

Definition at line 4806 of file lex.cc.

◆ octave_restart()

void octave_restart	(	FILE *	input_file,
		yyscan_t	yyscanner
	)

Immediately switch to a different input stream.

Parameters

input_file	A readable stream.
yyscanner	The scanner object.

Note: This function does not reset the start condition to INITIAL .

Definition at line 4099 of file lex.cc.

References YY_BUF_SIZE, yy_create_buffer, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, yy_init_buffer, yy_load_buffer_state, yyensure_buffer_stack, and yyin.

◆ octave_set_column()

void octave_set_column	(	int	_column_no,
		yyscan_t	yyscanner
	)

Set the current column.

Parameters

_column_no	column number
yyscanner	The scanner object.

Definition at line 4584 of file lex.cc.

References YY_CURRENT_BUFFER, YY_FATAL_ERROR, and yycolumn.

◆ octave_set_debug()

void octave_set_debug	(	int	debug_flag,
		yyscan_t	yyscanner
	)

Definition at line 4619 of file lex.cc.

References yy_flex_debug.

◆ octave_set_extra()

void octave_set_extra	(	octave::base_lexer *	user_defined,
		yyscan_t	yyscanner
	)

Set the user-defined data.

This data is never touched by the scanner.

Parameters

user_defined	The data to be associated with this scanner.
yyscanner	The scanner object.

Definition at line 4559 of file lex.cc.

References yyextra.

◆ octave_set_in()

void octave_set_in	(	FILE *	_in_str,
		yyscan_t	yyscanner
	)

Set the input stream.

This does not discard the current input buffer.

Parameters

_in_str	A readable stream.
yyscanner	The scanner object.

See also: yy_switch_to_buffer

Definition at line 4601 of file lex.cc.

References yyin.

◆ octave_set_lineno()

void octave_set_lineno	(	int	_line_number,
		yyscan_t	yyscanner
	)

Set the current line number.

Parameters

_line_number	line number
yyscanner	The scanner object.

Definition at line 4569 of file lex.cc.

References YY_CURRENT_BUFFER, YY_FATAL_ERROR, and yylineno.

◆ octave_set_lval()

void octave_set_lval	(	OCTAVE_STYPE *	yylval_param,
		yyscan_t	yyscanner
	)

Definition at line 4633 of file lex.cc.

References yylval.

◆ octave_set_out()

void octave_set_out	(	FILE *	_out_str,
		yyscan_t	yyscanner
	)

Definition at line 4607 of file lex.cc.

References yyout.

◆ yy_fatal_error()

static void yy_fatal_error	(	const char *	msg,
		yyscan_t	yyscanner
	)

static

Definition at line 4456 of file lex.cc.

References YY_EXIT_FAILURE.

◆ yy_get_next_buffer()

static int yy_get_next_buffer ( yyscan_t yyscanner )

static

Definition at line 3777 of file lex.cc.

References EOB_ACT_CONTINUE_SCAN, EOB_ACT_END_OF_FILE, EOB_ACT_LAST_MATCH, yy_buffer_state::yy_buf_size, YY_BUFFER_EOF_PENDING, yyguts_t::yy_c_buf_p, yy_buffer_state::yy_ch_buf, YY_CURRENT_BUFFER_LVALUE, YY_END_OF_BUFFER_CHAR, YY_FATAL_ERROR, YY_INPUT, yy_buffer_state::yy_is_our_buffer, YY_MORE_ADJ, yyguts_t::yy_n_chars, YY_READ_BUF_SIZE, yyin, yyrealloc, and yyrestart.

Referenced by input(), and octave_lex().

◆ yy_get_previous_state()

static yy_state_type yy_get_previous_state ( yyscan_t yyscanner )

static

Definition at line 3916 of file lex.cc.

References yy_accept, YY_AT_BOL, yy_base, yyguts_t::yy_c_buf_p, yy_chk, yy_def, yy_ec, yyguts_t::yy_last_accepting_cpos, yyguts_t::yy_last_accepting_state, yy_meta, YY_MORE_ADJ, yy_nxt, YY_SC_TO_UI, and yyguts_t::yy_start.

Referenced by octave_lex().

◆ yy_init_globals()

static int yy_init_globals ( yyscan_t yyscanner )

static

Definition at line 4699 of file lex.cc.

References yyguts_t::yy_buffer_stack, yyguts_t::yy_buffer_stack_max, yyguts_t::yy_buffer_stack_top, yyguts_t::yy_c_buf_p, yyguts_t::yy_init, yyguts_t::yy_start, yyguts_t::yy_start_stack, yyguts_t::yy_start_stack_depth, yyguts_t::yy_start_stack_ptr, yyin, and yyout.

Referenced by octave_lex_destroy(), octave_lex_init(), and octave_lex_init_extra().

◆ yy_try_NUL_trans()

static yy_state_type yy_try_NUL_trans	(	yy_state_type	current_state,
		yyscan_t	yyscanner
	)

static

Definition at line 3950 of file lex.cc.

References yy_accept, yy_base, yyguts_t::yy_c_buf_p, yy_chk, yy_def, yyguts_t::yy_last_accepting_cpos, yyguts_t::yy_last_accepting_state, yy_meta, and yy_nxt.

Referenced by octave_lex().

◆ yyunput()

static void yyunput	(	int	c,
		char *	buf_ptr,
		yyscan_t	yyscanner
	)

static

const YY_CHAR yy_meta[55]

static

Initial value:

=
    {   0,
        1,    2,    3,    3,    1,    4,    5,    6,    1,    7,
        5,    5,    1,    1,    5,    1,    8,    1,    9,    9,
        9,    9,    1,    5,    1,    1,    1,    1,   10,   11,
       11,   11,   12,    6,    5,   13,    5,    1,   12,   11,
       11,   11,   11,    6,    6,    6,    6,    6,    6,    6,
        5,    1,    5,    1
    }

Definition at line 692 of file lex.cc.

Referenced by octave_lex(), yy_get_previous_state(), and yy_try_NUL_trans().

◆ yy_nxt

const flex_int16_t yy_nxt[1105]

static

Definition at line 786 of file lex.cc.

Referenced by octave_lex(), yy_get_previous_state(), and yy_try_NUL_trans().

Classes

Namespaces

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ BEGIN

◆ BLOCK_COMMENT_START

◆ CMD_OR_COMPUTED_ASSIGN_OP

◆ CMD_OR_OP

◆ CMD_OR_UNARY_OP

◆ COMMAND_START

◆ curr_lexer

◆ DQ_STRING_START

◆ ECHO

◆ EOB_ACT_CONTINUE_SCAN

◆ EOB_ACT_END_OF_FILE

◆ EOB_ACT_LAST_MATCH

◆ FLEX_BETA

◆ FLEX_SCANNER

◆ FLEXINT_H

◆ FQ_IDENT_START

◆ HANDLE_EOB_OR_EOF

◆ HANDLE_IDENTIFIER

◆ HANDLE_STRING_CONTINUATION

◆ INITIAL

◆ INPUT_FILE_START

◆ INT16_MAX

◆ INT16_MIN

◆ INT32_MAX

◆ INT32_MIN

◆ INT8_MAX

◆ INT8_MIN

◆ isatty

◆ LINE_COMMENT_START

◆ MATRIX_START

◆ octave_wrap

◆ OCTAVE_YYG

◆ register

◆ REJECT

◆ SIZE_MAX

◆ SQ_STRING_START

◆ UINT16_MAX

◆ UINT32_MAX

◆ UINT8_MAX

◆ unput

◆ YY_AT_BOL

◆ YY_BREAK

◆ YY_BUF_SIZE

◆ YY_BUFFER_EOF_PENDING

◆ YY_BUFFER_NEW

◆ YY_BUFFER_NORMAL

◆ yy_create_buffer

◆ YY_CURRENT_BUFFER

◆ YY_CURRENT_BUFFER_LVALUE

◆ YY_DECL

◆ YY_DECL_IS_OURS

◆ yy_delete_buffer

◆ YY_DO_BEFORE_ACTION

◆ YY_END_OF_BUFFER

◆ YY_END_OF_BUFFER_CHAR

◆ YY_EXIT_FAILURE

◆ YY_EXTRA_TYPE

◆ YY_FATAL_ERROR

◆ yy_flex_debug

◆ YY_FLEX_MAJOR_VERSION

◆ YY_FLEX_MINOR_VERSION

◆ YY_FLEX_SUBMINOR_VERSION

◆ yy_flush_buffer

◆ YY_FLUSH_BUFFER

◆ yy_init_buffer

◆ YY_INPUT

◆ YY_INT_ALIGNED

◆ YY_LESS_LINENO

◆ YY_LINENO_REWIND_TO

◆ yy_load_buffer_state

◆ YY_MORE_ADJ

◆ yy_new_buffer

◆ YY_NEW_FILE