Mon May 14 04:44:32 2007

Asterisk developer's documentation


ast_expr2f.c File Reference

Dialplan Expression Lexical Scanner. More...

#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
#include "asterisk.h"
#include <sys/types.h>
#include <locale.h>
#include <ctype.h>
#include <regex.h>
#include <limits.h>
#include "asterisk/ast_expr.h"
#include "asterisk/logger.h"
#include "asterisk/strings.h"
#include "ast_expr2.h"
#include <unistd.h>

Include dependency graph for ast_expr2f.c:

Go to the source code of this file.

Data Structures

struct  parse_io
struct  val
struct  yy_buffer_state
struct  yy_trans_info
struct  yyguts_t

Defines

#define ast_yywrap(n)   1
#define BEGIN   yyg->yy_start = 1 + 2 *
#define ECHO   (void) fwrite( yytext, yyleng, 1, yyout )
#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 INITIAL   0
#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 REJECT   reject_used_but_not_detected
#define SET_COLUMNS
#define SET_NUMERIC_STRING
#define SET_STRING
#define trail   2
#define UINT16_MAX   (65535U)
#define UINT32_MAX   (4294967295U)
#define UINT8_MAX   (255U)
#define unput(c)   yyunput( c, yyg->yytext_ptr , yyscanner )
#define var   1
#define YY_AT_BOL()   (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)
#define YY_BREAK   break;
#define YY_BUF_SIZE   16384
#define YY_BUFFER_EOF_PENDING   2
#define YY_BUFFER_NEW   0
#define YY_BUFFER_NORMAL   1
#define YY_CURRENT_BUFFER
#define YY_CURRENT_BUFFER_LVALUE   yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]
#define YY_DECL   int ast_yylex (YYSTYPE * yylval_param, YYLTYPE * yylloc_param , yyscan_t yyscanner)
#define YY_DECL_IS_OURS   1
#define YY_DO_BEFORE_ACTION
#define YY_END_OF_BUFFER   36
#define YY_END_OF_BUFFER_CHAR   0
#define YY_EXIT_FAILURE   2
#define YY_EXTRA_TYPE   void *
#define YY_FATAL_ERROR(msg)   yy_fatal_error( msg , yyscanner)
#define yy_flex_debug   yyg->yy_flex_debug_r
#define YY_FLEX_MAJOR_VERSION   2
#define YY_FLEX_MINOR_VERSION   5
#define YY_FLEX_SUBMINOR_VERSION   31
#define YY_FLUSH_BUFFER   ast_yy_flush_buffer(YY_CURRENT_BUFFER ,yyscanner)
#define YY_INPUT(buf, result, max_size)
#define YY_INT_ALIGNED   short int
#define YY_LESS_LINENO(n)
#define YY_MORE_ADJ   yyg->yy_more_len
#define yy_new_buffer   ast_yy_create_buffer
#define YY_NEW_FILE   ast_yyrestart(yyin ,yyscanner )
#define YY_NULL   0
#define YY_NUM_RULES   35
#define YY_READ_BUF_SIZE   8192
#define YY_RESTORE_YY_MORE_OFFSET
#define YY_RULE_SETUP   YY_USER_ACTION
#define YY_SC_TO_UI(c)   ((unsigned int) (unsigned char) c)
#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_EOF(state)   (YY_END_OF_BUFFER + state + 1)
#define yycolumn   (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)
#define yyconst
#define yyextra   yyg->yyextra_r
#define yyin   yyg->yyin_r
#define yyleng   yyg->yyleng_r
#define yyless(n)
#define yyless(n)
#define yylineno   (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)
#define yylloc   yyg->yylloc_r
#define yylval   yyg->yylval_r
#define yymore()   (yyg->yy_more_flag = 1)
#define yyout   yyg->yyout_r
#define YYSTATE   YY_START
#define YYTABLES_NAME   "yytables"
#define yyterminate()   return YY_NULL
#define yytext   yyg->yytext_r
#define yytext_ptr   yytext_r

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 yy_buffer_stateYY_BUFFER_STATE
typedef char YY_CHAR
typedef unsigned int yy_size_t
typedef int yy_state_type
typedef void * yyscan_t

Enumerations

enum  valtype {
  AST_EXPR_integer, AST_EXPR_numeric_string, AST_EXPR_string, AST_EXPR_integer,
  AST_EXPR_numeric_string, AST_EXPR_string
}

Functions

int ast_expr (char *expr, char *buf, int length)
void ast_expr_clear_extra_error_info (void)
void ast_expr_register_extra_error_info (char *message)
YY_BUFFER_STATE ast_yy_create_buffer (FILE *file, int size, yyscan_t yyscanner)
void ast_yy_delete_buffer (YY_BUFFER_STATE b, yyscan_t yyscanner)
void ast_yy_flush_buffer (YY_BUFFER_STATE b, yyscan_t yyscanner)
static void ast_yy_init_buffer (YY_BUFFER_STATE b, FILE *file, yyscan_t yyscanner)
static void ast_yy_load_buffer_state (yyscan_t yyscanner)
YY_BUFFER_STATE ast_yy_scan_buffer (char *base, yy_size_t size, yyscan_t yyscanner)
YY_BUFFER_STATE ast_yy_scan_bytes (yyconst char *bytes, int len, yyscan_t yyscanner)
YY_BUFFER_STATE ast_yy_scan_string (yyconst char *yy_str, yyscan_t yyscanner)
void ast_yy_switch_to_buffer (YY_BUFFER_STATE new_buffer, yyscan_t yyscanner)
void * ast_yyalloc (yy_size_t, yyscan_t yyscanner)
static void ast_yyensure_buffer_stack (yyscan_t yyscanner)
int ast_yyerror (const char *s, yyltype *loc, struct parse_io *parseio)
int ast_yyerror (const char *, YYLTYPE *, struct parse_io *)
void ast_yyfree (void *, yyscan_t yyscanner)
int ast_yyget_column (yyscan_t yyscanner)
int ast_yyget_debug (yyscan_t yyscanner)
YY_EXTRA_TYPE ast_yyget_extra (yyscan_t yyscanner)
FILE * ast_yyget_in (yyscan_t yyscanner)
int ast_yyget_leng (yyscan_t yyscanner)
int ast_yyget_lineno (yyscan_t yyscanner)
YYLTYPEast_yyget_lloc (yyscan_t yyscanner)
YYSTYPEast_yyget_lval (yyscan_t yyscanner)
FILE * ast_yyget_out (yyscan_t yyscanner)
char * ast_yyget_text (yyscan_t yyscanner)
int ast_yylex (YYSTYPE *yylval_param, YYLTYPE *yylloc_param, yyscan_t yyscanner)
int ast_yylex_destroy (yyscan_t yyscanner)
int ast_yylex_init (yyscan_t *scanner)
int ast_yyparse (void *)
void ast_yypop_buffer_state (yyscan_t yyscanner)
void ast_yypush_buffer_state (YY_BUFFER_STATE new_buffer, yyscan_t yyscanner)
void * ast_yyrealloc (void *, yy_size_t, yyscan_t yyscanner)
void ast_yyrestart (FILE *input_file, yyscan_t yyscanner)
void ast_yyset_column (int column_no, yyscan_t yyscanner)
void ast_yyset_debug (int debug_flag, yyscan_t yyscanner)
void ast_yyset_extra (YY_EXTRA_TYPE user_defined, yyscan_t yyscanner)
void ast_yyset_in (FILE *in_str, yyscan_t yyscanner)
void ast_yyset_lineno (int line_number, yyscan_t yyscanner)
void ast_yyset_lloc (YYLTYPE *yylloc_param, yyscan_t yyscanner)
void ast_yyset_lval (YYSTYPE *yylval_param, yyscan_t yyscanner)
void ast_yyset_out (FILE *out_str, yyscan_t yyscanner)
static char * expr2_token_subst (char *mess)
static int input (yyscan_t yyscanner)
static void yy_fatal_error (yyconst char *msg, yyscan_t yyscanner)
static void yy_fatal_error (yyconst 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 int curlycount = 0
static char * expr2_token_equivs1 []
static char * expr2_token_equivs2 []
char extra_error_message [4095]
int extra_error_message_supplied = 0
static yyconst flex_int16_t yy_accept [54]
static yyconst yy_state_type yy_NUL_trans [54]
static yyconst flex_int16_t yy_nxt [][128]


Detailed Description

Dialplan Expression Lexical Scanner.

Definition in file ast_expr2f.c.


Define Documentation

#define ast_yywrap (  )     1

Definition at line 322 of file ast_expr2f.c.

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

Definition at line 135 of file ast_expr2f.c.

#define ECHO   (void) fwrite( yytext, yyleng, 1, yyout )

Definition at line 1553 of file ast_expr2f.c.

Referenced by ast_hide_password(), and ast_restore_tty().

#define EOB_ACT_CONTINUE_SCAN   0

Definition at line 162 of file ast_expr2f.c.

#define EOB_ACT_END_OF_FILE   1

Definition at line 163 of file ast_expr2f.c.

#define EOB_ACT_LAST_MATCH   2

Definition at line 164 of file ast_expr2f.c.

#define FLEX_BETA

Definition at line 14 of file ast_expr2f.c.

#define FLEX_SCANNER

Definition at line 9 of file ast_expr2f.c.

#define INITIAL   0

Definition at line 1416 of file ast_expr2f.c.

#define INT16_MAX   (32767)

Definition at line 65 of file ast_expr2f.c.

Referenced by fsaturate().

#define INT16_MIN   (-32767-1)

Definition at line 56 of file ast_expr2f.c.

Referenced by fsaturate().

#define INT32_MAX   (2147483647)

Definition at line 68 of file ast_expr2f.c.

#define INT32_MIN   (-2147483647-1)

Definition at line 59 of file ast_expr2f.c.

#define INT8_MAX   (127)

Definition at line 62 of file ast_expr2f.c.

#define INT8_MIN   (-128)

Definition at line 53 of file ast_expr2f.c.

#define REJECT   reject_used_but_not_detected

Definition at line 1316 of file ast_expr2f.c.

#define SET_COLUMNS

Value:

do {     \
   yylloc_param->first_column = (int)(yyg->yytext_r - YY_CURRENT_BUFFER_LVALUE->yy_ch_buf); \
   yylloc_param->last_column += yyleng - 1; \
   yylloc_param->first_line = yylloc_param->last_line = 1; \
   } while (0)

Definition at line 1384 of file ast_expr2f.c.

#define SET_NUMERIC_STRING

Value:

do {  \
   yylval_param->val = calloc(1, sizeof(struct val)); \
   yylval_param->val->type = AST_EXPR_numeric_string; \
   yylval_param->val->u.s = strdup(yytext);  \
   } while (0)

Definition at line 1396 of file ast_expr2f.c.

#define SET_STRING

Value:

do {     \
   yylval_param->val = calloc(1, sizeof(struct val)); \
   yylval_param->val->type = AST_EXPR_string;      \
   yylval_param->val->u.s = strdup(yytext);     \
   } while (0)

Definition at line 1390 of file ast_expr2f.c.

#define trail   2

Definition at line 1418 of file ast_expr2f.c.

#define UINT16_MAX   (65535U)

Definition at line 74 of file ast_expr2f.c.

#define UINT32_MAX   (4294967295U)

Definition at line 77 of file ast_expr2f.c.

#define UINT8_MAX   (255U)

Definition at line 71 of file ast_expr2f.c.

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

Definition at line 182 of file ast_expr2f.c.

#define var   1

Definition at line 1417 of file ast_expr2f.c.

Referenced by acf_sprintf(), aji_create_client(), aji_load_config(), apply_options(), apply_options_full(), apply_outgoing(), ast_cdr_copy_vars(), ast_cdr_serialize_variables(), ast_channeltype_list(), ast_httpd_helper_thread(), ast_var_assign(), ast_var_delete(), ast_var_full_name(), ast_var_name(), ast_var_value(), astman_get_variables(), clearvar_prefix(), cli_realtime_load(), conf_exec(), config_text_file_save(), find_conf(), find_conf_realtime(), find_user_realtime(), function_realtime_read(), global_read(), gtalk_create_member(), gtalk_load_config(), handle_updates(), handle_uri(), html_translate(), iax2_call(), iax_parse_ies(), inherit_category(), init_logger_chain(), init_manager(), load_config(), load_moh_classes(), move_variables(), my_load_module(), odbc_load_module(), parse_config(), pbx_builtin_serialize_variables(), pbx_substitute_variables_helper_full(), process_my_load_module(), realtime_alias(), realtime_canmatch(), realtime_common(), realtime_directory(), realtime_exec(), realtime_exists(), realtime_matchmore(), realtime_multi_mysql(), realtime_multi_odbc(), realtime_multi_pgsql(), realtime_mysql(), realtime_odbc(), realtime_peer(), realtime_pgsql(), realtime_switch_common(), realtime_user(), reload_followme(), reload_queues(), retrieve_astcfgint(), sip_notify(), sla_add_trunk_to_station(), sla_build_station(), sla_build_trunk(), socket_process(), tds_load_module(), vm_change_password(), and xml_translate().

 
#define YY_AT_BOL (  )     (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)

Definition at line 318 of file ast_expr2f.c.

#define YY_BREAK   break;

Definition at line 1616 of file ast_expr2f.c.

#define YY_BUF_SIZE   16384

Definition at line 154 of file ast_expr2f.c.

#define YY_BUFFER_EOF_PENDING   2

Definition at line 254 of file ast_expr2f.c.

#define YY_BUFFER_NEW   0

Definition at line 242 of file ast_expr2f.c.

Referenced by ast_yy_flush_buffer(), and ast_yy_scan_buffer().

#define YY_BUFFER_NORMAL   1

Definition at line 243 of file ast_expr2f.c.

#define YY_CURRENT_BUFFER

Value:

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

Definition at line 265 of file ast_expr2f.c.

Referenced by ast_yy_flush_buffer(), ast_yy_init_buffer(), ast_yyget_column(), ast_yyget_lineno(), ast_yylex_destroy(), ast_yypop_buffer_state(), ast_yypush_buffer_state(), ast_yyset_column(), and ast_yyset_lineno().

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

Definition at line 272 of file ast_expr2f.c.

Referenced by ast_yyerror(), ast_yylex_destroy(), ast_yypop_buffer_state(), and ast_yypush_buffer_state().

#define YY_DECL   int ast_yylex (YYSTYPE * yylval_param, YYLTYPE * yylloc_param , yyscan_t yyscanner)

Definition at line 1604 of file ast_expr2f.c.

#define YY_DECL_IS_OURS   1

Definition at line 1600 of file ast_expr2f.c.

#define YY_DO_BEFORE_ACTION

Definition at line 1276 of file ast_expr2f.c.

#define YY_END_OF_BUFFER   36

Definition at line 1285 of file ast_expr2f.c.

#define YY_END_OF_BUFFER_CHAR   0

Definition at line 150 of file ast_expr2f.c.

Referenced by ast_yy_flush_buffer(), ast_yy_scan_buffer(), and ast_yy_scan_bytes().

#define YY_EXIT_FAILURE   2

Definition at line 2743 of file ast_expr2f.c.

Referenced by yy_fatal_error().

#define YY_EXTRA_TYPE   void *

Definition at line 1427 of file ast_expr2f.c.

#define YY_FATAL_ERROR ( msg   )     yy_fatal_error( msg , yyscanner)

Definition at line 1591 of file ast_expr2f.c.

Referenced by ast_yy_scan_buffer(), and ast_yy_scan_bytes().

#define yy_flex_debug   yyg->yy_flex_debug_r

Definition at line 127 of file ast_expr2f.c.

Referenced by ast_yyget_debug(), and ast_yyset_debug().

#define YY_FLEX_MAJOR_VERSION   2

Definition at line 10 of file ast_expr2f.c.

#define YY_FLEX_MINOR_VERSION   5

Definition at line 11 of file ast_expr2f.c.

#define YY_FLEX_SUBMINOR_VERSION   31

Definition at line 12 of file ast_expr2f.c.

#define YY_FLUSH_BUFFER   ast_yy_flush_buffer(YY_CURRENT_BUFFER ,yyscanner)

Definition at line 286 of file ast_expr2f.c.

#define YY_INPUT ( buf,
result,
max_size   ) 

Definition at line 1560 of file ast_expr2f.c.

#define YY_INT_ALIGNED   short int

Definition at line 5 of file ast_expr2f.c.

#define YY_LESS_LINENO (  ) 

Definition at line 166 of file ast_expr2f.c.

#define YY_MORE_ADJ   yyg->yy_more_len

Definition at line 1318 of file ast_expr2f.c.

#define yy_new_buffer   ast_yy_create_buffer

Definition at line 296 of file ast_expr2f.c.

#define YY_NEW_FILE   ast_yyrestart(yyin ,yyscanner )

Definition at line 148 of file ast_expr2f.c.

#define YY_NULL   0

Definition at line 103 of file ast_expr2f.c.

#define YY_NUM_RULES   35

Definition at line 1284 of file ast_expr2f.c.

#define YY_READ_BUF_SIZE   8192

Definition at line 1545 of file ast_expr2f.c.

#define YY_RESTORE_YY_MORE_OFFSET

Definition at line 1319 of file ast_expr2f.c.

#define YY_RULE_SETUP   YY_USER_ACTION

Definition at line 1619 of file ast_expr2f.c.

#define YY_SC_TO_UI (  )     ((unsigned int) (unsigned char) c)

Definition at line 110 of file ast_expr2f.c.

#define yy_set_bol ( at_bol   ) 

Definition at line 308 of file ast_expr2f.c.

#define yy_set_interactive ( is_interactive   ) 

Definition at line 298 of file ast_expr2f.c.

#define YY_SKIP_YYWRAP

Definition at line 323 of file ast_expr2f.c.

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

Definition at line 141 of file ast_expr2f.c.

#define YY_START_STACK_INCR   25

Definition at line 1586 of file ast_expr2f.c.

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

Definition at line 145 of file ast_expr2f.c.

#define yycolumn   (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)

Definition at line 126 of file ast_expr2f.c.

Referenced by ast_yyget_column(), and ast_yyset_column().

#define yyconst

Definition at line 99 of file ast_expr2f.c.

#define yyextra   yyg->yyextra_r

Definition at line 122 of file ast_expr2f.c.

Referenced by ast_yyget_extra(), and ast_yyset_extra().

#define yyin   yyg->yyin_r

Definition at line 120 of file ast_expr2f.c.

Referenced by ast_yyget_in(), ast_yyset_in(), and yy_init_globals().

#define yyleng   yyg->yyleng_r

Definition at line 123 of file ast_expr2f.c.

Referenced by ast_yyget_leng().

#define yyless (  ) 

Definition at line 2755 of file ast_expr2f.c.

#define yyless (  ) 

Definition at line 2755 of file ast_expr2f.c.

#define yylineno   (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)

Definition at line 125 of file ast_expr2f.c.

Referenced by ast_yyget_lineno(), and ast_yyset_lineno().

#define yylloc   yyg->yylloc_r

Definition at line 1472 of file ast_expr2f.c.

#define yylval   yyg->yylval_r

Definition at line 1470 of file ast_expr2f.c.

 
#define yymore (  )     (yyg->yy_more_flag = 1)

Definition at line 1317 of file ast_expr2f.c.

#define yyout   yyg->yyout_r

Definition at line 121 of file ast_expr2f.c.

Referenced by ast_yyget_out(), ast_yyset_out(), and yy_init_globals().

#define YYSTATE   YY_START

Definition at line 142 of file ast_expr2f.c.

#define YYTABLES_NAME   "yytables"

Definition at line 3070 of file ast_expr2f.c.

 
#define yyterminate (  )     return YY_NULL

Definition at line 1581 of file ast_expr2f.c.

#define yytext   yyg->yytext_r

Definition at line 124 of file ast_expr2f.c.

Referenced by ast_yyerror(), and ast_yyget_text().

#define yytext_ptr   yytext_r

Definition at line 329 of file ast_expr2f.c.


Typedef Documentation

typedef short int flex_int16_t

Definition at line 44 of file ast_expr2f.c.

typedef int flex_int32_t

Definition at line 45 of file ast_expr2f.c.

typedef signed char flex_int8_t

Definition at line 43 of file ast_expr2f.c.

typedef unsigned short int flex_uint16_t

Definition at line 47 of file ast_expr2f.c.

typedef unsigned int flex_uint32_t

Definition at line 48 of file ast_expr2f.c.

typedef unsigned char flex_uint8_t

Definition at line 46 of file ast_expr2f.c.

typedef struct yy_buffer_state* YY_BUFFER_STATE

Definition at line 159 of file ast_expr2f.c.

typedef char YY_CHAR

Definition at line 325 of file ast_expr2f.c.

typedef unsigned int yy_size_t

Definition at line 191 of file ast_expr2f.c.

typedef int yy_state_type

Definition at line 327 of file ast_expr2f.c.

typedef void* yyscan_t

Definition at line 115 of file ast_expr2f.c.


Enumeration Type Documentation

enum valtype

Enumerator:
AST_EXPR_integer 
AST_EXPR_numeric_string 
AST_EXPR_string 
AST_EXPR_integer 
AST_EXPR_numeric_string 
AST_EXPR_string 

Definition at line 1370 of file ast_expr2f.c.


Function Documentation

int ast_expr ( char *  expr,
char *  buf,
int  length 
)

Definition at line 3097 of file ast_expr2f.c.

References AST_EXPR_integer, ast_yy_scan_string(), ast_yylex_destroy(), ast_yylex_init(), ast_yyparse(), free, and io.

Referenced by check_pval_item(), and pbx_substitute_variables_helper_full().

03098 {
03099    struct parse_io io;
03100    int return_value = 0;
03101    
03102    memset(&io, 0, sizeof(io));
03103    io.string = expr;  /* to pass to the error routine */
03104    
03105    ast_yylex_init(&io.scanner);
03106    
03107    ast_yy_scan_string(expr, io.scanner);
03108    
03109    ast_yyparse ((void *) &io);
03110 
03111    ast_yylex_destroy(io.scanner);
03112 
03113    if (!io.val) {
03114       if (length > 1) {
03115          strcpy(buf, "0");
03116          return_value = 1;
03117       }
03118    } else {
03119       if (io.val->type == AST_EXPR_integer) {
03120          int res_length;
03121 
03122          res_length = snprintf(buf, length, "%ld", (long int) io.val->u.i);
03123          return_value = (res_length <= length) ? res_length : length;
03124       } else {
03125 #if defined(STANDALONE) || defined(LOW_MEMORY) || defined(STANDALONE_AEL)
03126          strncpy(buf, io.val->u.s, length - 1);
03127 #else /* !STANDALONE && !LOW_MEMORY */
03128          ast_copy_string(buf, io.val->u.s, length);
03129 #endif /* STANDALONE || LOW_MEMORY */
03130          return_value = strlen(buf);
03131          free(io.val->u.s);
03132       }
03133       free(io.val);
03134    }
03135    return return_value;
03136 }

void ast_expr_clear_extra_error_info ( void   ) 

Definition at line 3150 of file ast_expr2f.c.

Referenced by check_pval_item().

03151 {
03152        extra_error_message_supplied=0;
03153        extra_error_message[0] = 0;
03154 }

void ast_expr_register_extra_error_info ( char *  message  ) 

Definition at line 3144 of file ast_expr2f.c.

Referenced by check_pval_item().

03145 {
03146        extra_error_message_supplied=1;
03147        strcpy(extra_error_message, message);
03148 }

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

void ast_yy_delete_buffer ( YY_BUFFER_STATE  b,
yyscan_t  yyscanner 
)

Referenced by ast_yylex_destroy(), and ast_yypop_buffer_state().

void ast_yy_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 2535 of file ast_expr2f.c.

References ast_yy_load_buffer_state(), 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, and yy_buffer_state::yy_n_chars.

Referenced by ast_yy_init_buffer().

02536 {
02537     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02538    if ( ! b )
02539       return;
02540 
02541    b->yy_n_chars = 0;
02542 
02543    /* We always need two end-of-buffer characters.  The first causes
02544     * a transition to the end-of-buffer state.  The second causes
02545     * a jam in that state.
02546     */
02547    b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
02548    b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
02549 
02550    b->yy_buf_pos = &b->yy_ch_buf[0];
02551 
02552    b->yy_at_bol = 1;
02553    b->yy_buffer_status = YY_BUFFER_NEW;
02554 
02555    if ( b == YY_CURRENT_BUFFER )
02556       ast_yy_load_buffer_state(yyscanner );
02557 }

static void ast_yy_init_buffer ( YY_BUFFER_STATE  b,
FILE *  file,
yyscan_t  yyscanner 
) [static]

The main scanner function which does all the work.

Definition at line 2506 of file ast_expr2f.c.

References ast_yy_flush_buffer(), and YY_CURRENT_BUFFER.

02508 {
02509    int oerrno = errno;
02510     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02511 
02512    ast_yy_flush_buffer(b ,yyscanner);
02513 
02514    b->yy_input_file = file;
02515    b->yy_fill_buffer = 1;
02516 
02517     /* If b is the current buffer, then ast_yy_init_buffer was _probably_
02518      * called from ast_yyrestart() or through yy_get_next_buffer.
02519      * In that case, we don't want to reset the lineno or column.
02520      */
02521     if (b != YY_CURRENT_BUFFER){
02522         b->yy_bs_lineno = 1;
02523         b->yy_bs_column = 0;
02524     }
02525 
02526         b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
02527     
02528    errno = oerrno;
02529 }

static void ast_yy_load_buffer_state ( yyscan_t  yyscanner  )  [static]

Referenced by ast_yy_flush_buffer(), ast_yypop_buffer_state(), and ast_yypush_buffer_state().

YY_BUFFER_STATE ast_yy_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 2662 of file ast_expr2f.c.

References ast_yy_switch_to_buffer(), ast_yyalloc(), 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, and yy_buffer_state::yy_n_chars.

Referenced by ast_yy_scan_bytes().

02663 {
02664    YY_BUFFER_STATE b;
02665     
02666    if ( size < 2 ||
02667         base[size-2] != YY_END_OF_BUFFER_CHAR ||
02668         base[size-1] != YY_END_OF_BUFFER_CHAR )
02669       /* They forgot to leave room for the EOB's. */
02670       return 0;
02671 
02672    b = (YY_BUFFER_STATE) ast_yyalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
02673    if ( ! b )
02674       YY_FATAL_ERROR( "out of dynamic memory in ast_yy_scan_buffer()" );
02675 
02676    b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
02677    b->yy_buf_pos = b->yy_ch_buf = base;
02678    b->yy_is_our_buffer = 0;
02679    b->yy_input_file = 0;
02680    b->yy_n_chars = b->yy_buf_size;
02681    b->yy_is_interactive = 0;
02682    b->yy_at_bol = 1;
02683    b->yy_fill_buffer = 0;
02684    b->yy_buffer_status = YY_BUFFER_NEW;
02685 
02686    ast_yy_switch_to_buffer(b ,yyscanner );
02687 
02688    return b;
02689 }

YY_BUFFER_STATE ast_yy_scan_bytes ( yyconst char *  bytes,
int  len,
yyscan_t  yyscanner 
)

Setup the input buffer state to scan the given bytes. The next call to ast_yylex() will scan from a copy of bytes.

Parameters:
bytes the byte buffer to scan
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 2712 of file ast_expr2f.c.

References ast_yy_scan_buffer(), ast_yyalloc(), YY_END_OF_BUFFER_CHAR, YY_FATAL_ERROR, and yy_buffer_state::yy_is_our_buffer.

Referenced by ast_yy_scan_string().

02713 {
02714    YY_BUFFER_STATE b;
02715    char *buf;
02716    yy_size_t n;
02717    int i;
02718     
02719    /* Get memory for full buffer, including space for trailing EOB's. */
02720    n = len + 2;
02721    buf = (char *) ast_yyalloc(n ,yyscanner );
02722    if ( ! buf )
02723       YY_FATAL_ERROR( "out of dynamic memory in ast_yy_scan_bytes()" );
02724 
02725    for ( i = 0; i < len; ++i )
02726       buf[i] = bytes[i];
02727 
02728    buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;
02729 
02730    b = ast_yy_scan_buffer(buf,n ,yyscanner);
02731    if ( ! b )
02732       YY_FATAL_ERROR( "bad buffer in ast_yy_scan_bytes()" );
02733 
02734    /* It's okay to grow etc. this buffer, and we should throw it
02735     * away when we're done.
02736     */
02737    b->yy_is_our_buffer = 1;
02738 
02739    return b;
02740 }

YY_BUFFER_STATE ast_yy_scan_string ( yyconst char *  str,
yyscan_t  yyscanner 
)

Setup the input buffer state to scan a string. The next call to ast_yylex() will scan from a copy of str.

Parameters:
str 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 ast_yy_scan_bytes() instead.

Definition at line 2699 of file ast_expr2f.c.

References ast_yy_scan_bytes().

Referenced by ast_expr().

02700 {
02701     
02702    return ast_yy_scan_bytes(str,strlen(str) ,yyscanner);
02703 }

void ast_yy_switch_to_buffer ( YY_BUFFER_STATE  new_buffer,
yyscan_t  yyscanner 
)

Referenced by ast_yy_scan_buffer().

void * ast_yyalloc ( yy_size_t  ,
yyscan_t  yyscanner 
)

Definition at line 3048 of file ast_expr2f.c.

References malloc.

Referenced by ast_yy_scan_buffer(), ast_yy_scan_bytes(), ast_yyensure_buffer_stack(), and ast_yylex_init().

03049 {
03050    return (void *) malloc( size );
03051 }

static void ast_yyensure_buffer_stack ( yyscan_t  yyscanner  )  [static]

Definition at line 2616 of file ast_expr2f.c.

References ast_yyalloc(), ast_yyrealloc(), yyguts_t::yy_buffer_stack, yyguts_t::yy_buffer_stack_max, and yyguts_t::yy_buffer_stack_top.

Referenced by ast_yypush_buffer_state().

02617 {
02618    int num_to_alloc;
02619     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02620 
02621    if (!yyg->yy_buffer_stack) {
02622 
02623       /* First allocation is just for 2 elements, since we don't know if this
02624        * scanner will even need a stack. We use 2 instead of 1 to avoid an
02625        * immediate realloc on the next call.
02626          */
02627       num_to_alloc = 1;
02628       yyg->yy_buffer_stack = (struct yy_buffer_state**)ast_yyalloc
02629                         (num_to_alloc * sizeof(struct yy_buffer_state*)
02630                         , yyscanner);
02631       
02632       memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_buffer_state*));
02633             
02634       yyg->yy_buffer_stack_max = num_to_alloc;
02635       yyg->yy_buffer_stack_top = 0;
02636       return;
02637    }
02638 
02639    if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){
02640 
02641       /* Increase the buffer to prepare for a possible push. */
02642       int grow_size = 8 /* arbitrary grow size */;
02643 
02644       num_to_alloc = yyg->yy_buffer_stack_max + grow_size;
02645       yyg->yy_buffer_stack = (struct yy_buffer_state**)ast_yyrealloc
02646                         (yyg->yy_buffer_stack,
02647                         num_to_alloc * sizeof(struct yy_buffer_state*)
02648                         , yyscanner);
02649 
02650       /* zero only the new slots.*/
02651       memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_size * sizeof(struct yy_buffer_state*));
02652       yyg->yy_buffer_stack_max = num_to_alloc;
02653    }
02654 }

int ast_yyerror ( const char *  s,
yyltype loc,
struct parse_io parseio 
)

Definition at line 3250 of file ast_expr2f.c.

References ast_log(), expr2_token_subst(), free, LOG_WARNING, parse_io::scanner, parse_io::string, YY_CURRENT_BUFFER_LVALUE, and yytext.

03251 {  
03252    struct yyguts_t * yyg = (struct yyguts_t*)(parseio->scanner);
03253    char spacebuf[8000]; /* best safe than sorry */
03254    char spacebuf2[8000]; /* best safe than sorry */
03255    int i=0;
03256    char *s2 = expr2_token_subst((char *)s);
03257    spacebuf[0] = 0;
03258    
03259    for(i=0;i< (int)(yytext - YY_CURRENT_BUFFER_LVALUE->yy_ch_buf);i++) spacebuf2[i] = ' ';  /* uh... assuming yyg is defined, then I can use the yycolumn macro,
03260                                                                         which is the same thing as... get this:
03261                                        yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]->yy_bs_column
03262                                        I was tempted to just use yy_buf_pos in the STATE, but..., well:
03263                                           a. the yy_buf_pos is the current position in the buffer, which
03264                                              may not relate to the entire string/buffer because of the
03265                                              buffering.
03266                                           b. but, analysis of the situation is that when you use the
03267                                              ast_yy_scan_string func, it creates a single buffer the size of
03268                                              string, so the two would be the same... 
03269                                        so, in the end, the yycolumn macro is available, shorter, therefore easier. */
03270    spacebuf2[i++]='^';
03271    spacebuf2[i]= 0;
03272 
03273 #ifdef STANDALONE3
03274    /* easier to read in the standalone version */
03275    printf("ast_yyerror(): %s syntax error: %s; Input:\n%s\n%s\n",  
03276          (extra_error_message_supplied?extra_error_message:""), s2, parseio->string,spacebuf2);
03277 #else
03278    ast_log(LOG_WARNING,"ast_yyerror(): %s syntax error: %s; Input:\n%s\n%s\n",  
03279          (extra_error_message_supplied?extra_error_message:""), s2, parseio->string,spacebuf2);
03280 #endif
03281 #ifndef STANDALONE
03282    ast_log(LOG_WARNING,"If you have questions, please refer to doc/channelvariables.txt in the asterisk source.\n");
03283 #endif
03284    free(s2);
03285    return(0);
03286 }

int ast_yyerror ( const char *  ,
YYLTYPE ,
struct parse_io  
)

void ast_yyfree ( void *  ,
yyscan_t  yyscanner 
)

Definition at line 3065 of file ast_expr2f.c.

References free.

Referenced by ast_yylex_destroy().

03066 {
03067    free( (char *) ptr );   /* see ast_yyrealloc() for (char *) cast */
03068 }

int ast_yyget_column ( yyscan_t  yyscanner  ) 

Get the current column number.

Parameters:
yyscanner The scanner object.

Definition at line 2796 of file ast_expr2f.c.

References YY_CURRENT_BUFFER, and yycolumn.

02797 {
02798     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02799     
02800         if (! YY_CURRENT_BUFFER)
02801             return 0;
02802     
02803     return yycolumn;
02804 }

int ast_yyget_debug ( yyscan_t  yyscanner  ) 

Definition at line 2901 of file ast_expr2f.c.

References yy_flex_debug.

02902 {
02903     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02904     return yy_flex_debug;
02905 }

YY_EXTRA_TYPE ast_yyget_extra ( yyscan_t  yyscanner  ) 

Get the user-defined data for this scanner.

Parameters:
yyscanner The scanner object.

Definition at line 2774 of file ast_expr2f.c.

References yyextra.

02775 {
02776     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02777     return yyextra;
02778 }

FILE * ast_yyget_in ( yyscan_t  yyscanner  ) 

Get the input stream.

Parameters:
yyscanner The scanner object.

Definition at line 2809 of file ast_expr2f.c.

References yyin.

02810 {
02811     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02812     return yyin;
02813 }

int ast_yyget_leng ( yyscan_t  yyscanner  ) 

Get the length of the current token.

Parameters:
yyscanner The scanner object.

Definition at line 2827 of file ast_expr2f.c.

References yyleng.

02828 {
02829     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02830     return yyleng;
02831 }

int ast_yyget_lineno ( yyscan_t  yyscanner  ) 

Get the current line number.

Parameters:
yyscanner The scanner object.

Definition at line 2783 of file ast_expr2f.c.

References YY_CURRENT_BUFFER, and yylineno.

02784 {
02785     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02786     
02787         if (! YY_CURRENT_BUFFER)
02788             return 0;
02789     
02790     return yylineno;
02791 }

YYLTYPE * ast_yyget_lloc ( yyscan_t  yyscanner  ) 

Definition at line 2927 of file ast_expr2f.c.

References yylloc.

02928 {
02929     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02930     return yylloc;
02931 }

YYSTYPE * ast_yyget_lval ( yyscan_t  yyscanner  ) 

Definition at line 2915 of file ast_expr2f.c.

References yylval.

02916 {
02917     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02918     return yylval;
02919 }

FILE * ast_yyget_out ( yyscan_t  yyscanner  ) 

Get the output stream.

Parameters:
yyscanner The scanner object.

Definition at line 2818 of file ast_expr2f.c.

References yyout.

02819 {
02820     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02821     return yyout;
02822 }

char * ast_yyget_text ( yyscan_t  yyscanner  ) 

Get the current token.

Parameters:
yyscanner The scanner object.

Definition at line 2837 of file ast_expr2f.c.

References yytext.

02838 {
02839     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02840     return yytext;
02841 }

int ast_yylex ( YYSTYPE yylval_param,
YYLTYPE yylloc_param,
yyscan_t  yyscanner 
)

int ast_yylex_destroy ( yyscan_t  yyscanner  ) 

Definition at line 2998 of file ast_expr2f.c.

References ast_yy_delete_buffer(), ast_yyfree(), ast_yypop_buffer_state(), yyguts_t::yy_buffer_stack, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, and yyguts_t::yy_start_stack.

Referenced by ast_expr().

02999 {
03000     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
03001 
03002     /* Pop the buffer stack, destroying each element. */
03003    while(YY_CURRENT_BUFFER){
03004       ast_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner );
03005       YY_CURRENT_BUFFER_LVALUE = NULL;
03006       ast_yypop_buffer_state(yyscanner);
03007    }
03008 
03009    /* Destroy the stack itself. */
03010    ast_yyfree(yyg->yy_buffer_stack ,yyscanner);
03011    yyg->yy_buffer_stack = NULL;
03012 
03013     /* Destroy the start condition stack. */
03014         ast_yyfree(yyg->yy_start_stack ,yyscanner );
03015         yyg->yy_start_stack = NULL;
03016 
03017     /* Destroy the main struct (reentrant only). */
03018     ast_yyfree ( yyscanner , yyscanner );
03019     return 0;
03020 }

int ast_yylex_init ( yyscan_t scanner  ) 

Definition at line 2977 of file ast_expr2f.c.

References ast_yyalloc(), and yy_init_globals().

Referenced by ast_expr().

02979 {
02980     if (ptr_yy_globals == NULL){
02981         errno = EINVAL;
02982         return 1;
02983     }
02984 
02985     *ptr_yy_globals = (yyscan_t) ast_yyalloc ( sizeof( struct yyguts_t ), NULL );
02986 
02987     if (*ptr_yy_globals == NULL){
02988         errno = ENOMEM;
02989         return 1;
02990     }
02991 
02992     memset(*ptr_yy_globals,0,sizeof(struct yyguts_t));
02993 
02994     return yy_init_globals ( *ptr_yy_globals );
02995 }

int ast_yyparse ( void *   ) 

Referenced by ast_expr().

void ast_yypop_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 2596 of file ast_expr2f.c.

References ast_yy_delete_buffer(), ast_yy_load_buffer_state(), yyguts_t::yy_buffer_stack_top, YY_CURRENT_BUFFER, YY_CURRENT_BUFFER_LVALUE, and yyguts_t::yy_did_buffer_switch_on_eof.

Referenced by ast_yylex_destroy().

02597 {
02598     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02599    if (!YY_CURRENT_BUFFER)
02600       return;
02601 
02602    ast_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner);
02603    YY_CURRENT_BUFFER_LVALUE = NULL;
02604    if (yyg->yy_buffer_stack_top > 0)
02605       --yyg->yy_buffer_stack_top;
02606 
02607    if (YY_CURRENT_BUFFER) {
02608       ast_yy_load_buffer_state(yyscanner );
02609       yyg->yy_did_buffer_switch_on_eof = 1;
02610    }
02611 }

void ast_yypush_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 2565 of file ast_expr2f.c.

References ast_yy_load_buffer_state(), ast_yyensure_buffer_stack(), 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, and yyguts_t::yy_n_chars.

02566 {
02567     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02568    if (new_buffer == NULL)
02569       return;
02570 
02571    ast_yyensure_buffer_stack(yyscanner);
02572 
02573    /* This block is copied from ast_yy_switch_to_buffer. */
02574    if ( YY_CURRENT_BUFFER )
02575       {
02576       /* Flush out information for old buffer. */
02577       *yyg->yy_c_buf_p = yyg->yy_hold_char;
02578       YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
02579       YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
02580       }
02581 
02582    /* Only push if top exists. Otherwise, replace top. */
02583    if (YY_CURRENT_BUFFER)
02584       yyg->yy_buffer_stack_top++;
02585    YY_CURRENT_BUFFER_LVALUE = new_buffer;
02586 
02587    /* copied from ast_yy_switch_to_buffer. */
02588    ast_yy_load_buffer_state(yyscanner );
02589    yyg->yy_did_buffer_switch_on_eof = 1;
02590 }

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

Definition at line 3053 of file ast_expr2f.c.

References realloc.

Referenced by ast_yyensure_buffer_stack().

03054 {
03055    /* The cast to (char *) in the following accommodates both
03056     * implementations that use char* generic pointers, and those
03057     * that use void* generic pointers.  It works with the latter
03058     * because both ANSI C and C++ allow castless assignment from
03059     * any pointer type to void*, and deal with argument conversions
03060     * as though doing an assignment.
03061     */
03062    return (void *) realloc( (char *) ptr, size );
03063 }

void ast_yyrestart ( FILE *  input_file,
yyscan_t  yyscanner 
)

void ast_yyset_column ( int  column_no,
yyscan_t  yyscanner 
)

Set the current column.

Parameters:
line_number 
yyscanner The scanner object.

Definition at line 2872 of file ast_expr2f.c.

References YY_CURRENT_BUFFER, yy_fatal_error(), and yycolumn.

02873 {
02874     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02875 
02876         /* column is only valid if an input buffer exists. */
02877         if (! YY_CURRENT_BUFFER )
02878            yy_fatal_error( "ast_yyset_column called with no buffer" , yyscanner); 
02879     
02880     yycolumn = column_no;
02881 }

void ast_yyset_debug ( int  debug_flag,
yyscan_t  yyscanner 
)

Definition at line 2907 of file ast_expr2f.c.

References yy_flex_debug.

02908 {
02909     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02910     yy_flex_debug = bdebug ;
02911 }

void ast_yyset_extra ( YY_EXTRA_TYPE  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 2847 of file ast_expr2f.c.

References yyextra.

02848 {
02849     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02850     yyextra = user_defined ;
02851 }

void ast_yyset_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:
ast_yy_switch_to_buffer

Definition at line 2889 of file ast_expr2f.c.

References yyin.

02890 {
02891     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02892     yyin = in_str ;
02893 }

void ast_yyset_lineno ( int  line_number,
yyscan_t  yyscanner 
)

Set the current line number.

Parameters:
line_number 
yyscanner The scanner object.

Definition at line 2857 of file ast_expr2f.c.

References YY_CURRENT_BUFFER, yy_fatal_error(), and yylineno.

02858 {
02859     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02860 
02861         /* lineno is only valid if an input buffer exists. */
02862         if (! YY_CURRENT_BUFFER )
02863            yy_fatal_error( "ast_yyset_lineno called with no buffer" , yyscanner); 
02864     
02865     yylineno = line_number;
02866 }

void ast_yyset_lloc ( YYLTYPE yylloc_param,
yyscan_t  yyscanner 
)

Definition at line 2933 of file ast_expr2f.c.

References yylloc.

02934 {
02935     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02936     yylloc = yylloc_param;
02937 }

void ast_yyset_lval ( YYSTYPE yylval_param,
yyscan_t  yyscanner 
)

Definition at line 2921 of file ast_expr2f.c.

References yylval.

02922 {
02923     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02924     yylval = yylval_param;
02925 }

void ast_yyset_out ( FILE *  out_str,
yyscan_t  yyscanner 
)

Definition at line 2895 of file ast_expr2f.c.

References yyout.

02896 {
02897     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02898     yyout = out_str ;
02899 }

static char * expr2_token_subst ( char *  mess  )  [static]

Definition at line 3207 of file ast_expr2f.c.

References len, malloc, and t.

Referenced by ast_yyerror().

03208 {
03209    /* calc a length, malloc, fill, and return; yyerror had better free it! */
03210    int len=0,i;
03211    char *p;
03212    char *res, *s,*t;
03213    int expr2_token_equivs_entries = sizeof(expr2_token_equivs1)/sizeof(char*);
03214 
03215    for (p=mess; *p; p++) {
03216       for (i=0; i<expr2_token_equivs_entries; i++) {
03217          if ( strncmp(p,expr2_token_equivs1[i],strlen(expr2_token_equivs1[i])) == 0 )
03218          {
03219             len+=strlen(expr2_token_equivs2[i])+2;
03220             p += strlen(expr2_token_equivs1[i])-1;
03221             break;
03222          }
03223       }
03224       len++;
03225    }
03226    res = (char*)malloc(len+1);
03227    res[0] = 0;
03228    s = res;
03229    for (p=mess; *p;) {
03230       int found = 0;
03231       for (i=0; i<expr2_token_equivs_entries; i++) {
03232          if ( strncmp(p,expr2_token_equivs1[i],strlen(expr2_token_equivs1[i])) == 0 ) {
03233             *s++ = '\'';
03234             for (t=expr2_token_equivs2[i]; *t;) {
03235                *s++ = *t++;
03236             }
03237             *s++ = '\'';
03238             p += strlen(expr2_token_equivs1[i]);
03239             found = 1;
03240             break;
03241          }
03242       }
03243       if( !found )
03244          *s++ = *p++;
03245    }
03246    *s++ = 0;
03247    return res;
03248 }

static int input ( yyscan_t  yyscanner  )  [static]

Referenced by app_exec(), conf_exec(), conf_run(), and hasvoicemail_exec().

static void yy_fatal_error ( yyconst char *  msg,
yyscan_t  yyscanner 
) [static]

Definition at line 2746 of file ast_expr2f.c.

References YY_EXIT_FAILURE.

02747 {
02748       (void) fprintf( stderr, "%s\n", msg );
02749    exit( YY_EXIT_FAILURE );
02750 }

static void yy_fatal_error ( yyconst char  msg[],
yyscan_t  yyscanner 
) [static]

Referenced by ast_yyset_column(), and ast_yyset_lineno().

static int yy_get_next_buffer ( yyscan_t  yyscanner  )  [static]

static yy_state_type yy_get_previous_state ( yyscan_t  yyscanner  )  [static]

static int yy_init_globals ( yyscan_t  yyscanner  )  [static]

Definition at line 2939 of file ast_expr2f.c.

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 ast_yylex_init().

02940 {
02941     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02942     /* Initialization is the same as for the non-reentrant scanner.
02943        This function is called once per scanner lifetime. */
02944 
02945     yyg->yy_buffer_stack = 0;
02946     yyg->yy_buffer_stack_top = 0;
02947     yyg->yy_buffer_stack_max = 0;
02948     yyg->yy_c_buf_p = (char *) 0;
02949     yyg->yy_init = 1;
02950     yyg->yy_start = 0;
02951     yyg->yy_start_stack_ptr = 0;
02952     yyg->yy_start_stack_depth = 0;
02953     yyg->yy_start_stack = (int *) 0;
02954 
02955 /* Defined in main.c */
02956 #ifdef YY_STDINIT
02957     yyin = stdin;
02958     yyout = stdout;
02959 #else
02960     yyin = (FILE *) 0;
02961     yyout = (FILE *) 0;
02962 #endif
02963 
02964     /* For future reference: Set errno on error, since we are called by
02965      * ast_yylex_init()
02966      */
02967     return 0;
02968 }

static yy_state_type yy_try_NUL_trans ( yy_state_type  current_state,
yyscan_t  yyscanner 
) [static]

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


Variable Documentation

int curlycount = 0 [static]

Definition at line 1411 of file ast_expr2f.c.

char* expr2_token_equivs1[] [static]

Definition at line 3156 of file ast_expr2f.c.

char* expr2_token_equivs2[] [static]

Definition at line 3181 of file ast_expr2f.c.

char extra_error_message[4095]

Definition at line 3139 of file ast_expr2f.c.

int extra_error_message_supplied = 0

Definition at line 3140 of file ast_expr2f.c.

yyconst flex_int16_t yy_accept[54] [static]

Definition at line 1293 of file ast_expr2f.c.

yyconst yy_state_type yy_NUL_trans[54] [static]

Definition at line 1303 of file ast_expr2f.c.

yyconst flex_int16_t yy_nxt[][128] [static]

Definition at line 330 of file ast_expr2f.c.


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