apr_scanner.cc File Reference

#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <errno.h>
#include <iostream>
#include <FlexLexer.h>
#include <assert.h>
#include <fcntl.h>
#include <fstream>
#include <sstream>
#include <stack>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "apr_getline.h"
#include "apr_scanner.h"
#include "apr_tokenize.h"
#include "apr_util.h"
#include "aprepro.h"
#include "fmt/format.h"
#include "fmt/ostream.h"
#include "fmt/ranges.h"

Classes
struct	yy_buffer_state
struct	yy_trans_info

Namespaces
namespace	SEAMS
namespace	anonymous_namespace{apr_scanner.cc}

Macros
#define	YY_INT_ALIGNED   short int
#define	FLEX_SCANNER
#define	YY_FLEX_MAJOR_VERSION   2
#define	YY_FLEX_MINOR_VERSION   5
#define	YY_FLEX_SUBMINOR_VERSION   39
#define	yyFlexLexer   SEAMSFlexLexer
#define	FLEXINT_H
#define	INT8_MIN   (-128)
#define	INT16_MIN   (-32767 - 1)
#define	INT32_MIN   (-2147483647 - 1)
#define	INT8_MAX   (127)
#define	INT16_MAX   (32767)
#define	INT32_MAX   (2147483647)
#define	UINT8_MAX   (255U)
#define	UINT16_MAX   (65535U)
#define	UINT32_MAX   (4294967295U)
#define	yyconst
#define	YY_NULL   0
#define	YY_SC_TO_UI(c)
#define	BEGIN   (yy_start) = 1 + 2 *
#define	YY_START   (((yy_start) - 1) / 2)
#define	YYSTATE   YY_START
#define	YY_STATE_EOF(state)
#define	YY_NEW_FILE   yyrestart(yyin)
#define	YY_END_OF_BUFFER_CHAR   0
#define	YY_BUF_SIZE   16384
#define	YY_STATE_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
#define	YY_TYPEDEF_YY_BUFFER_STATE
#define	YY_TYPEDEF_YY_SIZE_T
#define	EOB_ACT_CONTINUE_SCAN   0
#define	EOB_ACT_END_OF_FILE   1
#define	EOB_ACT_LAST_MATCH   2
#define	YY_LESS_LINENO(n)
#define	YY_LINENO_REWIND_TO(ptr)
#define	yyless(n)
#define	unput(c)
#define	YY_STRUCT_YY_BUFFER_STATE
#define	YY_BUFFER_NEW   0
#define	YY_BUFFER_NORMAL   1
#define	YY_BUFFER_EOF_PENDING   2
#define	YY_CURRENT_BUFFER   ((yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)] : NULL)
#define	YY_CURRENT_BUFFER_LVALUE   (yy_buffer_stack)[(yy_buffer_stack_top)]
#define	yy_new_buffer   yy_create_buffer
#define	yy_set_interactive(is_interactive)
#define	yy_set_bol(at_bol)
#define	YY_AT_BOL()
#define	FLEX_DEBUG
#define	yytext_ptr   yytext
#define	YY_INTERACTIVE
#define	YY_DO_BEFORE_ACTION
#define	YY_NUM_RULES   107
#define	YY_END_OF_BUFFER   108
#define	REJECT   reject_used_but_not_detected
#define	yymore()
#define	YY_MORE_ADJ   0
#define	YY_RESTORE_YY_MORE_OFFSET
#define	YY_NO_UNISTD_H
#define	yyterminate()
#define	MAX_IF_NESTING   1024
#define	YY_USER_ACTION   curr_index += yyleng;
#define	INITIAL   0
#define	PARSING   1
#define	GET_FILENAME   2
#define	IF_SKIP   3
#define	GET_VAR   4
#define	VERBATIM   5
#define	IF_WHILE_SKIP   6
#define	GET_LOOP_VAR   7
#define	LOOP   8
#define	LOOP_SKIP   9
#define	END_CASE_SKIP   10
#define	YY_EXTRA_TYPE   void *
#define	YY_READ_BUF_SIZE   8192
#define	ECHO   LexerOutput(yytext, yyleng)
#define	YY_INPUT(buf, result, max_size)
#define	YY_START_STACK_INCR   25
#define	YY_FATAL_ERROR(msg)
#define	YY_BREAK   break;
#define	YY_RULE_SETUP   YY_USER_ACTION
#define	YY_EXIT_FAILURE   2
#define	yyless(n)
#define	YYTABLES_NAME   "yytables"

Typedefs
typedef signed char	flex_int8_t
typedef short int	flex_int16_t
typedef int	flex_int32_t
typedef unsigned char	flex_uint8_t
typedef unsigned short int	flex_uint16_t
typedef unsigned int	flex_uint32_t
typedef struct yy_buffer_state *	YY_BUFFER_STATE
typedef size_t	yy_size_t
typedef unsigned char	YY_CHAR
typedef SEAMS::Parser::token	token
typedef SEAMS::Parser::token_type	token_type

Functions
void *	SEAMSalloc (yy_size_t)
void *	SEAMSrealloc (void *, yy_size_t)
void	SEAMSfree (void *)
void	SEAMS::yyerror (const char *s)
bool	anonymous_namespace{apr_scanner.cc}::string_is_ascii (const char *line, size_t len)
	if (!(yy_init))

Variables
yy_size_t	yyleng
static yyconst flex_int16_t	yy_accept [785]
static yyconst flex_int32_t	yy_ec [256]
static yyconst flex_int32_t	yy_meta [75]
static yyconst flex_int16_t	yy_base [833]
static yyconst flex_int16_t	yy_def [833]
static yyconst flex_int16_t	yy_nxt [3135]
static yyconst flex_int16_t	yy_chk [3135]
static yyconst flex_int16_t	yy_rule_linenum [107]
bool	anonymous_namespace{apr_scanner.cc}::newline_output = false
bool	anonymous_namespace{apr_scanner.cc}::begin_double_brace = false
bool	anonymous_namespace{apr_scanner.cc}::end_double_brace = false
int	file_must_exist = 0
SEAMS::file_rec *	outer_file = nullptr
int	loop_lvl = 0
std::fstream *	tmp_file
const char *	temp_f
int	if_state [MAX_IF_NESTING] = {0}
int	if_case_run [MAX_IF_NESTING] = {false}
int	if_lvl = 0
int	if_skip_level = 0
bool	suppress_nl = false
bool	switch_active = false
bool	switch_case_run = false
bool	switch_skip_to_endcase = false
double	switch_condition = 0.0
int	curr_index = 0
std::string	history_string
size_t	hist_start = 0
	YY_DECL
char *	yy_cp
char *	yy_bp
int	yy_act

Macro Definition Documentation

BEGIN

#define BEGIN   (yy_start) = 1 + 2 *

ECHO

#define ECHO   LexerOutput(yytext, yyleng)

END_CASE_SKIP

#define END_CASE_SKIP   10

EOB_ACT_CONTINUE_SCAN

#define EOB_ACT_CONTINUE_SCAN   0

EOB_ACT_END_OF_FILE

#define EOB_ACT_END_OF_FILE   1

EOB_ACT_LAST_MATCH

#define EOB_ACT_LAST_MATCH   2

FLEX_DEBUG

#define FLEX_DEBUG

FLEX_SCANNER

#define FLEX_SCANNER

FLEXINT_H

#define FLEXINT_H

GET_FILENAME

#define GET_FILENAME   2

GET_LOOP_VAR

#define GET_LOOP_VAR   7

GET_VAR

#define GET_VAR   4

IF_SKIP

#define IF_SKIP   3

IF_WHILE_SKIP

#define IF_WHILE_SKIP   6

INITIAL

#define INITIAL   0

INT16_MAX

#define INT16_MAX   (32767)

INT16_MIN

#define INT16_MIN   (-32767 - 1)

INT32_MAX

#define INT32_MAX   (2147483647)

INT32_MIN

#define INT32_MIN   (-2147483647 - 1)

INT8_MAX

#define INT8_MAX   (127)

INT8_MIN

#define INT8_MIN   (-128)

LOOP

#define LOOP   8

LOOP_SKIP

#define LOOP_SKIP   9

MAX_IF_NESTING

#define MAX_IF_NESTING   1024

PARSING

#define PARSING   1

REJECT

#define REJECT   reject_used_but_not_detected

UINT16_MAX

#define UINT16_MAX   (65535U)

UINT32_MAX

#define UINT32_MAX   (4294967295U)

UINT8_MAX

#define UINT8_MAX   (255U)

unput

#define unput

(

c

)

Value:

yyunput(c, (yytext_ptr))

VERBATIM

#define VERBATIM   5

YY_AT_BOL

#define YY_AT_BOL

(

)

Value:

(YY_CURRENT_BUFFER_LVALUE->yy_at_bol)

YY_BREAK

#define YY_BREAK   break;

YY_BUF_SIZE

#define YY_BUF_SIZE   16384

YY_BUFFER_EOF_PENDING

#define YY_BUFFER_EOF_PENDING   2

YY_BUFFER_NEW

#define YY_BUFFER_NEW   0

YY_BUFFER_NORMAL

#define YY_BUFFER_NORMAL   1

YY_CURRENT_BUFFER

#define YY_CURRENT_BUFFER   ((yy_buffer_stack) ? (yy_buffer_stack)[(yy_buffer_stack_top)] : NULL)

YY_CURRENT_BUFFER_LVALUE

#define YY_CURRENT_BUFFER_LVALUE   (yy_buffer_stack)[(yy_buffer_stack_top)]

YY_DO_BEFORE_ACTION

#define YY_DO_BEFORE_ACTION

Value:

  (yytext_ptr) = yy_bp;                                                                            \
  /* %% [2.0] code to fiddle yytext and yyleng for yymore() goes here \ */                         \
  yyleng         = (size_t)(yy_cp - yy_bp);                                                        \
  (yy_hold_char) = *yy_cp;                                                                         \
  *yy_cp         = '\0';                                                                           \
  /* %% [3.0] code to copy yytext_ptr to yytext[] goes here, if %array \ */                        \
  (yy_c_buf_p) = yy_cp;

YY_END_OF_BUFFER

#define YY_END_OF_BUFFER   108

YY_END_OF_BUFFER_CHAR

#define YY_END_OF_BUFFER_CHAR   0

YY_EXIT_FAILURE

#define YY_EXIT_FAILURE   2

YY_EXTRA_TYPE

#define YY_EXTRA_TYPE   void *

YY_FATAL_ERROR

#define YY_FATAL_ERROR

(

msg

)

Value:

LexerError(msg)

YY_FLEX_MAJOR_VERSION

#define YY_FLEX_MAJOR_VERSION   2

YY_FLEX_MINOR_VERSION

#define YY_FLEX_MINOR_VERSION   5

YY_FLEX_SUBMINOR_VERSION

#define YY_FLEX_SUBMINOR_VERSION   39

YY_INPUT

#define YY_INPUT	(		buf,
			result,
			max_size )

Value:

  /* %% [5.0] fread()/read() definition of YY_INPUT goes here unless we're doing C++ \ */          \
                                                                                                   \
  /* %if-c++-only C++ definition \ */                                                              \
  if ((result = LexerInput((char *)buf, max_size)) < 0)                                            \
    YY_FATAL_ERROR("input in flex scanner failed");

YY_INT_ALIGNED

#define YY_INT_ALIGNED   short int

YY_INTERACTIVE

#define YY_INTERACTIVE

YY_LESS_LINENO

#define YY_LESS_LINENO

(

n

)

YY_LINENO_REWIND_TO

#define YY_LINENO_REWIND_TO

(

ptr

)

YY_MORE_ADJ

#define YY_MORE_ADJ   0

yy_new_buffer

#define yy_new_buffer   yy_create_buffer

YY_NEW_FILE

#define YY_NEW_FILE   yyrestart(yyin)

YY_NO_UNISTD_H

#define YY_NO_UNISTD_H

YY_NULL

#define YY_NULL   0

YY_NUM_RULES

#define YY_NUM_RULES   107

YY_READ_BUF_SIZE

#define YY_READ_BUF_SIZE   8192

YY_RESTORE_YY_MORE_OFFSET

#define YY_RESTORE_YY_MORE_OFFSET

YY_RULE_SETUP

#define YY_RULE_SETUP   YY_USER_ACTION

YY_SC_TO_UI

#define YY_SC_TO_UI

(

c

)

Value:

((unsigned int)(unsigned char)c)

yy_set_bol

#define yy_set_bol

(

at_bol

)

Value:

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

yy_set_interactive

#define yy_set_interactive

(

is_interactive

)

Value:

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

YY_START

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

YY_START_STACK_INCR

#define YY_START_STACK_INCR   25

YY_STATE_BUF_SIZE

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

YY_STATE_EOF

#define YY_STATE_EOF

(

state

)

Value:

(YY_END_OF_BUFFER + state + 1)

YY_STRUCT_YY_BUFFER_STATE

#define YY_STRUCT_YY_BUFFER_STATE

YY_TYPEDEF_YY_BUFFER_STATE

#define YY_TYPEDEF_YY_BUFFER_STATE

YY_TYPEDEF_YY_SIZE_T

#define YY_TYPEDEF_YY_SIZE_T

YY_USER_ACTION

#define YY_USER_ACTION   curr_index += yyleng;

yyconst

#define yyconst

yyFlexLexer

#define yyFlexLexer   SEAMSFlexLexer

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                                = (yy_hold_char);                                        \
    YY_RESTORE_YY_MORE_OFFSET(yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ;        \
    YY_DO_BEFORE_ACTION; /* set up yytext again */                                                 \
  } while (0)

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] = (yy_hold_char);                                                               \
    (yy_c_buf_p)   = yytext + yyless_macro_arg;                                                    \
    (yy_hold_char) = *(yy_c_buf_p);                                                                \
    *(yy_c_buf_p)  = '\0';                                                                         \
    yyleng         = yyless_macro_arg;                                                             \
  } while (0)

yymore

#define yymore

(

)

Value:

yymore_used_but_not_detected

YYSTATE

#define YYSTATE   YY_START

YYTABLES_NAME

#define YYTABLES_NAME   "yytables"

yyterminate

#define yyterminate

(

)

Value:

return token::END

yytext_ptr

#define yytext_ptr   yytext

Typedef Documentation

flex_int16_t

typedef short int flex_int16_t

flex_int32_t

typedef int flex_int32_t

flex_int8_t

typedef signed char flex_int8_t

flex_uint16_t

typedef unsigned short int flex_uint16_t

flex_uint32_t

typedef unsigned int flex_uint32_t

flex_uint8_t

typedef unsigned char flex_uint8_t

token

typedef SEAMS::Parser::token token

token_type

typedef SEAMS::Parser::token_type token_type

YY_BUFFER_STATE

typedef struct yy_buffer_state* YY_BUFFER_STATE

YY_CHAR

typedef unsigned char YY_CHAR

yy_size_t

typedef size_t yy_size_t

Function Documentation

if()

if

(

!

yy_init

)

SEAMSalloc()

void * SEAMSalloc

(

yy_size_t

)

SEAMSfree()

void SEAMSfree

(

void *

)

SEAMSrealloc()

void * SEAMSrealloc	(	void *	,
		yy_size_t	)

Variable Documentation

curr_index

int curr_index = 0

file_must_exist

int file_must_exist = 0

hist_start

size_t hist_start = 0

history_string

std::string history_string

if_case_run

int if_case_run[MAX_IF_NESTING] = {false}

if_lvl

int if_lvl = 0

if_skip_level

int if_skip_level = 0

if_state

int if_state[MAX_IF_NESTING] = {0}

loop_lvl

int loop_lvl = 0

outer_file

SEAMS::file_rec* outer_file = nullptr

suppress_nl

bool suppress_nl = false

switch_active

bool switch_active = false

switch_case_run

bool switch_case_run = false

switch_condition

double switch_condition = 0.0

switch_skip_to_endcase

bool switch_skip_to_endcase = false

temp_f

const char* temp_f

tmp_file

std::fstream* tmp_file

yy_accept

yyconst flex_int16_t yy_accept[785]

static

yy_act

int yy_act

yy_base

yyconst flex_int16_t yy_base[833]

static

yy_bp

char * yy_bp

yy_chk

yyconst flex_int16_t yy_chk[3135]

static

yy_cp

char* yy_cp

YY_DECL

YY_DECL

Initial value:

{
  yy_state_type yy_current_state

The main scanner function which does all the work.

yy_def

yyconst flex_int16_t yy_def[833]

static

yy_ec

yyconst flex_int32_t yy_ec[256]

static

Initial value:

= {
    0,  1,  1,  1,  1,  1,  1,  1,  1,  2,  3,  1,  2,  1,  1,  1,  1,  1,  1,  1,  1,
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  4,  5,  6,  7,  8,  9,  10, 11, 12, 13,
    14, 15, 16, 17, 18, 19, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 21, 22, 23, 24, 25,
    26, 1,  27, 28, 29, 30, 31, 32, 33, 34, 35, 33, 33, 36, 37, 38, 39, 40, 41, 42, 43,
    44, 45, 46, 33, 47, 33, 33, 48, 49, 50, 51, 33, 1,  52, 53, 54, 55,
 
    56, 57, 33, 58, 59, 33, 33, 60, 33, 61, 62, 63, 64, 65, 66, 67, 68, 33, 69, 70, 33,
    33, 71, 72, 73, 74, 1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
 
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,
    1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1}

yy_meta

yyconst flex_int32_t yy_meta[75]

static

Initial value:

= {0, 1, 2, 3, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
                                           1, 5, 6, 1, 1, 1, 1, 1, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
                                           5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 5, 5, 5, 5, 5,
                                           5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 1, 1, 1}

yy_nxt

yyconst flex_int16_t yy_nxt[3135]

static

yy_rule_linenum

yyconst flex_int16_t yy_rule_linenum[107]

static

Initial value:

= {
    0,   125, 126, 127, 128, 129, 134, 136, 137, 138, 139, 140, 141, 143, 144, 146, 152,
    243, 267, 273, 294, 301, 312, 317, 331, 336, 343, 366, 377, 379, 393, 407, 422, 432,
    457, 463, 468, 473, 478, 488, 496, 504, 513, 541, 562, 563, 564, 565, 567, 572, 597,
    599, 601, 646, 647, 650, 652, 660, 661, 662, 663, 664, 665, 666, 667, 668, 669, 670,
    671, 672, 673, 674, 675, 676, 677, 678, 679, 680, 681, 682, 683, 684, 685, 686, 687,
    688, 689, 690, 691, 692, 693, 694, 695, 696, 702, 708, 720, 746, 748, 750, 767,
 
    783, 784, 794, 797, 798, 800}

yyleng

yy_size_t yyleng

extern