Mon Jul 14 17:25:07 2008

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 <inttypes.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 __STDC_LIMIT_MACROS   1
#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   33
#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_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))
#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 int16_t flex_int16_t
typedef int32_t flex_int32_t
typedef int8_t flex_int8_t
typedef uint16_t flex_uint16_t
typedef uint32_t flex_uint32_t
typedef uint8_t flex_uint8_t
typedef yy_buffer_stateYY_BUFFER_STATE
typedef unsigned 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 (const 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 [55]
static yyconst flex_int16_t yy_base [61]
static yyconst flex_int16_t yy_chk [127]
static yyconst flex_int16_t yy_def [61]
static yyconst flex_int32_t yy_ec [256]
static yyconst flex_int32_t yy_meta [26]
static yyconst flex_int16_t yy_nxt [127]


Detailed Description

Dialplan Expression Lexical Scanner.

Definition in file ast_expr2f.c.


Define Documentation

#define __STDC_LIMIT_MACROS   1

Definition at line 40 of file ast_expr2f.c.

#define ast_yywrap (  )     1

Definition at line 334 of file ast_expr2f.c.

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

Definition at line 143 of file ast_expr2f.c.

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

Definition at line 717 of file ast_expr2f.c.

Referenced by ast_hide_password(), ast_restore_tty(), and openserial().

#define EOB_ACT_CONTINUE_SCAN   0

Definition at line 174 of file ast_expr2f.c.

#define EOB_ACT_END_OF_FILE   1

Definition at line 175 of file ast_expr2f.c.

#define EOB_ACT_LAST_MATCH   2

Definition at line 176 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 576 of file ast_expr2f.c.

#define INT16_MAX   (32767)

Definition at line 73 of file ast_expr2f.c.

Referenced by fsaturate().

#define INT16_MIN   (-32767-1)

Definition at line 64 of file ast_expr2f.c.

Referenced by fsaturate().

#define INT32_MAX   (2147483647)

Definition at line 76 of file ast_expr2f.c.

#define INT32_MIN   (-2147483647-1)

Definition at line 67 of file ast_expr2f.c.

#define INT8_MAX   (127)

Definition at line 70 of file ast_expr2f.c.

#define INT8_MIN   (-128)

Definition at line 61 of file ast_expr2f.c.

#define REJECT   reject_used_but_not_detected

Definition at line 476 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 544 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 556 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 550 of file ast_expr2f.c.

#define trail   2

Definition at line 578 of file ast_expr2f.c.

#define UINT16_MAX   (65535U)

Definition at line 82 of file ast_expr2f.c.

#define UINT32_MAX   (4294967295U)

Definition at line 85 of file ast_expr2f.c.

#define UINT8_MAX   (255U)

Definition at line 79 of file ast_expr2f.c.

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

Definition at line 194 of file ast_expr2f.c.

#define var   1

Definition at line 577 of file ast_expr2f.c.

Referenced by acf_sprintf(), aji_create_client(), aji_load_config(), append_mailbox_mapping(), apply_options(), apply_options_full(), apply_outgoing(), ast_cdr_copy_vars(), ast_cdr_serialize_variables(), ast_channeltype_list(), ast_var_assign(), ast_var_delete(), ast_var_full_name(), ast_var_name(), ast_var_value(), astman_get_variables(), 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(), inherit_category(), init_logger_chain(), init_manager(), load_config(), load_module(), load_moh_classes(), move_variables(), odbc_load_module(), parse_config(), parse_cookies(), pbx_builtin_serialize_variables(), pbx_substitute_variables_helper_full(), process_my_load_module(), queue_function_queuewaitingcount(), realtime_alias(), realtime_canmatch(), realtime_common(), realtime_directory(), realtime_exec(), realtime_exists(), realtime_matchmore(), realtime_multi_odbc(), realtime_multi_pgsql(), 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(), tds_load_module(), update_realtime_member_field(), vm_change_password(), and xml_translate().

 
#define YY_AT_BOL (  )     (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)

Definition at line 330 of file ast_expr2f.c.

#define YY_BREAK   break;

Definition at line 796 of file ast_expr2f.c.

#define YY_BUF_SIZE   16384

Definition at line 162 of file ast_expr2f.c.

#define YY_BUFFER_EOF_PENDING   2

Definition at line 266 of file ast_expr2f.c.

#define YY_BUFFER_NEW   0

Definition at line 254 of file ast_expr2f.c.

Referenced by ast_yy_flush_buffer(), and ast_yy_scan_buffer().

#define YY_BUFFER_NORMAL   1

Definition at line 255 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 277 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 284 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 784 of file ast_expr2f.c.

#define YY_DECL_IS_OURS   1

Definition at line 780 of file ast_expr2f.c.

#define YY_DO_BEFORE_ACTION

Definition at line 351 of file ast_expr2f.c.

#define YY_END_OF_BUFFER   36

Definition at line 360 of file ast_expr2f.c.

#define YY_END_OF_BUFFER_CHAR   0

Definition at line 158 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 1937 of file ast_expr2f.c.

Referenced by yy_fatal_error().

#define YY_EXTRA_TYPE   void *

Definition at line 589 of file ast_expr2f.c.

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

Definition at line 771 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 135 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   33

Definition at line 12 of file ast_expr2f.c.

#define YY_FLUSH_BUFFER   ast_yy_flush_buffer(YY_CURRENT_BUFFER ,yyscanner)

Definition at line 298 of file ast_expr2f.c.

#define YY_INPUT ( buf,
result,
max_size   ) 

Definition at line 724 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 178 of file ast_expr2f.c.

#define YY_MORE_ADJ   yyg->yy_more_len

Definition at line 478 of file ast_expr2f.c.

#define yy_new_buffer   ast_yy_create_buffer

Definition at line 308 of file ast_expr2f.c.

#define YY_NEW_FILE   ast_yyrestart(yyin ,yyscanner )

Definition at line 156 of file ast_expr2f.c.

#define YY_NULL   0

Definition at line 111 of file ast_expr2f.c.

#define YY_NUM_RULES   35

Definition at line 359 of file ast_expr2f.c.

#define YY_READ_BUF_SIZE   8192

Definition at line 709 of file ast_expr2f.c.

#define YY_RESTORE_YY_MORE_OFFSET

Definition at line 479 of file ast_expr2f.c.

#define YY_RULE_SETUP   YY_USER_ACTION

Definition at line 799 of file ast_expr2f.c.

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

Definition at line 118 of file ast_expr2f.c.

#define yy_set_bol ( at_bol   ) 

Definition at line 320 of file ast_expr2f.c.

#define yy_set_interactive ( is_interactive   ) 

Definition at line 310 of file ast_expr2f.c.

#define YY_SKIP_YYWRAP

Definition at line 335 of file ast_expr2f.c.

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

Definition at line 149 of file ast_expr2f.c.

#define YY_START_STACK_INCR   25

Definition at line 766 of file ast_expr2f.c.

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

Definition at line 167 of file ast_expr2f.c.

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

Definition at line 153 of file ast_expr2f.c.

#define yycolumn   (YY_CURRENT_BUFFER_LVALUE->yy_bs_column)

Definition at line 134 of file ast_expr2f.c.

Referenced by ast_yyget_column(), and ast_yyset_column().

#define yyconst

Definition at line 107 of file ast_expr2f.c.

#define yyextra   yyg->yyextra_r

Definition at line 130 of file ast_expr2f.c.

Referenced by ast_yyget_extra(), and ast_yyset_extra().

#define yyin   yyg->yyin_r

Definition at line 128 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 131 of file ast_expr2f.c.

Referenced by ast_yyget_leng().

#define yyless (  ) 

Definition at line 1949 of file ast_expr2f.c.

#define yyless (  ) 

Definition at line 1949 of file ast_expr2f.c.

#define yylineno   (YY_CURRENT_BUFFER_LVALUE->yy_bs_lineno)

Definition at line 133 of file ast_expr2f.c.

Referenced by ast_yyget_lineno(), and ast_yyset_lineno().

#define yylloc   yyg->yylloc_r

Definition at line 636 of file ast_expr2f.c.

#define yylval   yyg->yylval_r

Definition at line 634 of file ast_expr2f.c.

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

Definition at line 477 of file ast_expr2f.c.

#define yyout   yyg->yyout_r

Definition at line 129 of file ast_expr2f.c.

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

#define YYSTATE   YY_START

Definition at line 150 of file ast_expr2f.c.

#define YYTABLES_NAME   "yytables"

Definition at line 2265 of file ast_expr2f.c.

 
#define yyterminate (  )     return YY_NULL

Definition at line 761 of file ast_expr2f.c.

#define yytext   yyg->yytext_r

Definition at line 132 of file ast_expr2f.c.

Referenced by ast_yyerror(), and ast_yyget_text().

#define yytext_ptr   yytext_r

Definition at line 341 of file ast_expr2f.c.


Typedef Documentation

typedef int16_t flex_int16_t

Definition at line 46 of file ast_expr2f.c.

typedef int32_t flex_int32_t

Definition at line 48 of file ast_expr2f.c.

typedef int8_t flex_int8_t

Definition at line 44 of file ast_expr2f.c.

typedef uint16_t flex_uint16_t

Definition at line 47 of file ast_expr2f.c.

typedef uint32_t flex_uint32_t

Definition at line 49 of file ast_expr2f.c.

typedef uint8_t flex_uint8_t

Definition at line 45 of file ast_expr2f.c.

typedef struct yy_buffer_state* YY_BUFFER_STATE

Definition at line 171 of file ast_expr2f.c.

typedef unsigned char YY_CHAR

Definition at line 337 of file ast_expr2f.c.

typedef unsigned int yy_size_t

Definition at line 203 of file ast_expr2f.c.

typedef int yy_state_type

Definition at line 339 of file ast_expr2f.c.

typedef void* yyscan_t

Definition at line 123 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 530 of file ast_expr2f.c.


Function Documentation

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

Definition at line 2288 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().

02289 {
02290    struct parse_io io;
02291    int return_value = 0;
02292    
02293    memset(&io, 0, sizeof(io));
02294    io.string = expr;  /* to pass to the error routine */
02295    
02296    ast_yylex_init(&io.scanner);
02297    
02298    ast_yy_scan_string(expr, io.scanner);
02299    
02300    ast_yyparse ((void *) &io);
02301 
02302    ast_yylex_destroy(io.scanner);
02303 
02304    if (!io.val) {
02305       if (length > 1) {
02306          strcpy(buf, "0");
02307          return_value = 1;
02308       }
02309    } else {
02310       if (io.val->type == AST_EXPR_integer) {
02311          int res_length;
02312 
02313          res_length = snprintf(buf, length, "%ld", (long int) io.val->u.i);
02314          return_value = (res_length <= length) ? res_length : length;
02315       } else {
02316 #if defined(STANDALONE) || defined(LOW_MEMORY) || defined(STANDALONE_AEL)
02317          strncpy(buf, io.val->u.s, length - 1);
02318 #else /* !STANDALONE && !LOW_MEMORY */
02319          ast_copy_string(buf, io.val->u.s, length);
02320 #endif /* STANDALONE || LOW_MEMORY */
02321          return_value = strlen(buf);
02322          free(io.val->u.s);
02323       }
02324       free(io.val);
02325    }
02326    return return_value;
02327 }

void ast_expr_clear_extra_error_info ( void   ) 

Definition at line 2341 of file ast_expr2f.c.

Referenced by check_pval_item().

02342 {
02343        extra_error_message_supplied=0;
02344        extra_error_message[0] = 0;
02345 }

void ast_expr_register_extra_error_info ( char *  message  ) 

Definition at line 2335 of file ast_expr2f.c.

Referenced by check_pval_item().

02336 {
02337        extra_error_message_supplied=1;
02338        strcpy(extra_error_message, message);
02339 }

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 1729 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().

01730 {
01731     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
01732    if ( ! b )
01733       return;
01734 
01735    b->yy_n_chars = 0;
01736 
01737    /* We always need two end-of-buffer characters.  The first causes
01738     * a transition to the end-of-buffer state.  The second causes
01739     * a jam in that state.
01740     */
01741    b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
01742    b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;
01743 
01744    b->yy_buf_pos = &b->yy_ch_buf[0];
01745 
01746    b->yy_at_bol = 1;
01747    b->yy_buffer_status = YY_BUFFER_NEW;
01748 
01749    if ( b == YY_CURRENT_BUFFER )
01750       ast_yy_load_buffer_state(yyscanner );
01751 }

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 1700 of file ast_expr2f.c.

References ast_yy_flush_buffer(), errno, and YY_CURRENT_BUFFER.

01702 {
01703    int oerrno = errno;
01704     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
01705 
01706    ast_yy_flush_buffer(b ,yyscanner);
01707 
01708    b->yy_input_file = file;
01709    b->yy_fill_buffer = 1;
01710 
01711     /* If b is the current buffer, then ast_yy_init_buffer was _probably_
01712      * called from ast_yyrestart() or through yy_get_next_buffer.
01713      * In that case, we don't want to reset the lineno or column.
01714      */
01715     if (b != YY_CURRENT_BUFFER){
01716         b->yy_bs_lineno = 1;
01717         b->yy_bs_column = 0;
01718     }
01719 
01720         b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
01721     
01722    errno = oerrno;
01723 }

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 1856 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().

01857 {
01858    YY_BUFFER_STATE b;
01859     
01860    if ( size < 2 ||
01861         base[size-2] != YY_END_OF_BUFFER_CHAR ||
01862         base[size-1] != YY_END_OF_BUFFER_CHAR )
01863       /* They forgot to leave room for the EOB's. */
01864       return 0;
01865 
01866    b = (YY_BUFFER_STATE) ast_yyalloc(sizeof( struct yy_buffer_state ) ,yyscanner );
01867    if ( ! b )
01868       YY_FATAL_ERROR( "out of dynamic memory in ast_yy_scan_buffer()" );
01869 
01870    b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */
01871    b->yy_buf_pos = b->yy_ch_buf = base;
01872    b->yy_is_our_buffer = 0;
01873    b->yy_input_file = 0;
01874    b->yy_n_chars = b->yy_buf_size;
01875    b->yy_is_interactive = 0;
01876    b->yy_at_bol = 1;
01877    b->yy_fill_buffer = 0;
01878    b->yy_buffer_status = YY_BUFFER_NEW;
01879 
01880    ast_yy_switch_to_buffer(b ,yyscanner );
01881 
01882    return b;
01883 }

YY_BUFFER_STATE ast_yy_scan_bytes ( yyconst char *  yybytes,
int  _yybytes_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 1906 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().

01907 {
01908    YY_BUFFER_STATE b;
01909    char *buf;
01910    yy_size_t n;
01911    int i;
01912     
01913    /* Get memory for full buffer, including space for trailing EOB's. */
01914    n = _yybytes_len + 2;
01915    buf = (char *) ast_yyalloc(n ,yyscanner );
01916    if ( ! buf )
01917       YY_FATAL_ERROR( "out of dynamic memory in ast_yy_scan_bytes()" );
01918 
01919    for ( i = 0; i < _yybytes_len; ++i )
01920       buf[i] = yybytes[i];
01921 
01922    buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR;
01923 
01924    b = ast_yy_scan_buffer(buf,n ,yyscanner);
01925    if ( ! b )
01926       YY_FATAL_ERROR( "bad buffer in ast_yy_scan_bytes()" );
01927 
01928    /* It's okay to grow etc. this buffer, and we should throw it
01929     * away when we're done.
01930     */
01931    b->yy_is_our_buffer = 1;
01932 
01933    return b;
01934 }

YY_BUFFER_STATE ast_yy_scan_string ( yyconst char *  yystr,
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 1893 of file ast_expr2f.c.

References ast_yy_scan_bytes().

Referenced by ast_expr().

01894 {
01895     
01896    return ast_yy_scan_bytes(yystr,strlen(yystr) ,yyscanner);
01897 }

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 2248 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().

02249 {
02250    return (void *) malloc( size );
02251 }

static void ast_yyensure_buffer_stack ( yyscan_t  yyscanner  )  [static]

Definition at line 1810 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().

01811 {
01812    int num_to_alloc;
01813     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
01814 
01815    if (!yyg->yy_buffer_stack) {
01816 
01817       /* First allocation is just for 2 elements, since we don't know if this
01818        * scanner will even need a stack. We use 2 instead of 1 to avoid an
01819        * immediate realloc on the next call.
01820          */
01821       num_to_alloc = 1;
01822       yyg->yy_buffer_stack = (struct yy_buffer_state**)ast_yyalloc
01823                         (num_to_alloc * sizeof(struct yy_buffer_state*)
01824                         , yyscanner);
01825       
01826       memset(yyg->yy_buffer_stack, 0, num_to_alloc * sizeof(struct yy_buffer_state*));
01827             
01828       yyg->yy_buffer_stack_max = num_to_alloc;
01829       yyg->yy_buffer_stack_top = 0;
01830       return;
01831    }
01832 
01833    if (yyg->yy_buffer_stack_top >= (yyg->yy_buffer_stack_max) - 1){
01834 
01835       /* Increase the buffer to prepare for a possible push. */
01836       int grow_size = 8 /* arbitrary grow size */;
01837 
01838       num_to_alloc = yyg->yy_buffer_stack_max + grow_size;
01839       yyg->yy_buffer_stack = (struct yy_buffer_state**)ast_yyrealloc
01840                         (yyg->yy_buffer_stack,
01841                         num_to_alloc * sizeof(struct yy_buffer_state*)
01842                         , yyscanner);
01843 
01844       /* zero only the new slots.*/
01845       memset(yyg->yy_buffer_stack + yyg->yy_buffer_stack_max, 0, grow_size * sizeof(struct yy_buffer_state*));
01846       yyg->yy_buffer_stack_max = num_to_alloc;
01847    }
01848 }

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

Definition at line 2441 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.

02442 {  
02443    struct yyguts_t * yyg = (struct yyguts_t*)(parseio->scanner);
02444    char spacebuf[8000]; /* best safe than sorry */
02445    char spacebuf2[8000]; /* best safe than sorry */
02446    int i=0;
02447    char *s2 = expr2_token_subst(s);
02448    spacebuf[0] = 0;
02449    
02450    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,
02451                                                                         which is the same thing as... get this:
02452                                        yyg->yy_buffer_stack[yyg->yy_buffer_stack_top]->yy_bs_column
02453                                        I was tempted to just use yy_buf_pos in the STATE, but..., well:
02454                                           a. the yy_buf_pos is the current position in the buffer, which
02455                                              may not relate to the entire string/buffer because of the
02456                                              buffering.
02457                                           b. but, analysis of the situation is that when you use the
02458                                              ast_yy_scan_string func, it creates a single buffer the size of
02459                                              string, so the two would be the same... 
02460                                        so, in the end, the yycolumn macro is available, shorter, therefore easier. */
02461    spacebuf2[i++]='^';
02462    spacebuf2[i]= 0;
02463 
02464 #ifdef STANDALONE3
02465    /* easier to read in the standalone version */
02466    printf("ast_yyerror(): %s syntax error: %s; Input:\n%s\n%s\n",  
02467          (extra_error_message_supplied?extra_error_message:""), s2, parseio->string,spacebuf2);
02468 #else
02469    ast_log(LOG_WARNING,"ast_yyerror(): %s syntax error: %s; Input:\n%s\n%s\n",  
02470          (extra_error_message_supplied?extra_error_message:""), s2, parseio->string,spacebuf2);
02471 #endif
02472 #ifndef STANDALONE
02473    ast_log(LOG_WARNING,"If you have questions, please refer to doc/channelvariables.txt in the asterisk source.\n");
02474 #endif
02475    free(s2);
02476    return(0);
02477 }

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

void ast_yyfree ( void *  ,
yyscan_t  yyscanner 
)

Definition at line 2280 of file ast_expr2f.c.

References free.

Referenced by ast_yylex_destroy().

02281 {
02282       if (ptr) /* the normal generated ast_yyfree func just frees its first arg;
02283                     this get complaints on some systems, as sometimes this
02284                     arg is a nil ptr! It's usually not fatal, but is irritating! */
02285               free( (char *) ptr );
02286 }

int ast_yyget_column ( yyscan_t  yyscanner  ) 

Get the current column number.

Parameters:
yyscanner The scanner object.

Definition at line 1990 of file ast_expr2f.c.

References YY_CURRENT_BUFFER, and yycolumn.

01991 {
01992     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
01993     
01994         if (! YY_CURRENT_BUFFER)
01995             return 0;
01996     
01997     return yycolumn;
01998 }

int ast_yyget_debug ( yyscan_t  yyscanner  ) 

Definition at line 2095 of file ast_expr2f.c.

References yy_flex_debug.

02096 {
02097     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02098     return yy_flex_debug;
02099 }

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 1968 of file ast_expr2f.c.

References yyextra.

01969 {
01970     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
01971     return yyextra;
01972 }

FILE * ast_yyget_in ( yyscan_t  yyscanner  ) 

Get the input stream.

Parameters:
yyscanner The scanner object.

Definition at line 2003 of file ast_expr2f.c.

References yyin.

02004 {
02005     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02006     return yyin;
02007 }

int ast_yyget_leng ( yyscan_t  yyscanner  ) 

Get the length of the current token.

Parameters:
yyscanner The scanner object.

Definition at line 2021 of file ast_expr2f.c.

References yyleng.

02022 {
02023     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02024     return yyleng;
02025 }

int ast_yyget_lineno ( yyscan_t  yyscanner  ) 

Get the current line number.

Parameters:
yyscanner The scanner object.

Definition at line 1977 of file ast_expr2f.c.

References YY_CURRENT_BUFFER, and yylineno.

01978 {
01979     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
01980     
01981         if (! YY_CURRENT_BUFFER)
01982             return 0;
01983     
01984     return yylineno;
01985 }

YYLTYPE * ast_yyget_lloc ( yyscan_t  yyscanner  ) 

Definition at line 2121 of file ast_expr2f.c.

References yylloc.

02122 {
02123     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02124     return yylloc;
02125 }

YYSTYPE * ast_yyget_lval ( yyscan_t  yyscanner  ) 

Definition at line 2109 of file ast_expr2f.c.

References yylval.

02110 {
02111     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02112     return yylval;
02113 }

FILE * ast_yyget_out ( yyscan_t  yyscanner  ) 

Get the output stream.

Parameters:
yyscanner The scanner object.

Definition at line 2012 of file ast_expr2f.c.

References yyout.

02013 {
02014     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02015     return yyout;
02016 }

char * ast_yyget_text ( yyscan_t  yyscanner  ) 

Get the current token.

Parameters:
yyscanner The scanner object.

Definition at line 2031 of file ast_expr2f.c.

References yytext.

02032 {
02033     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02034     return yytext;
02035 }

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

int ast_yylex_destroy ( yyscan_t  yyscanner  ) 

Definition at line 2195 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, yy_init_globals(), and yyguts_t::yy_start_stack.

Referenced by ast_expr().

02196 {
02197     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02198 
02199     /* Pop the buffer stack, destroying each element. */
02200    while(YY_CURRENT_BUFFER){
02201       ast_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner );
02202       YY_CURRENT_BUFFER_LVALUE = NULL;
02203       ast_yypop_buffer_state(yyscanner);
02204    }
02205 
02206    /* Destroy the stack itself. */
02207    ast_yyfree(yyg->yy_buffer_stack ,yyscanner);
02208    yyg->yy_buffer_stack = NULL;
02209 
02210     /* Destroy the start condition stack. */
02211         ast_yyfree(yyg->yy_start_stack ,yyscanner );
02212         yyg->yy_start_stack = NULL;
02213 
02214     /* Reset the globals. This is important in a non-reentrant scanner so the next time
02215      * ast_yylex() is called, initialization will occur. */
02216     yy_init_globals( yyscanner);
02217 
02218     /* Destroy the main struct (reentrant only). */
02219     ast_yyfree ( yyscanner , yyscanner );
02220     yyscanner = NULL;
02221     return 0;
02222 }

int ast_yylex_init ( yyscan_t scanner  ) 

Definition at line 2140 of file ast_expr2f.c.

References ast_yyalloc(), errno, and yy_init_globals().

Referenced by ast_expr().

02142 {
02143     if (ptr_yy_globals == NULL){
02144         errno = EINVAL;
02145         return 1;
02146     }
02147 
02148     *ptr_yy_globals = (yyscan_t) ast_yyalloc ( sizeof( struct yyguts_t ), NULL );
02149 
02150     if (*ptr_yy_globals == NULL){
02151         errno = ENOMEM;
02152         return 1;
02153     }
02154 
02155     /* By setting to 0xAA, we expose bugs in yy_init_globals. Leave at 0x00 for releases. */
02156     memset(*ptr_yy_globals,0x00,sizeof(struct yyguts_t));
02157 
02158     return yy_init_globals ( *ptr_yy_globals );
02159 }

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 1790 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().

01791 {
01792     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
01793    if (!YY_CURRENT_BUFFER)
01794       return;
01795 
01796    ast_yy_delete_buffer(YY_CURRENT_BUFFER ,yyscanner);
01797    YY_CURRENT_BUFFER_LVALUE = NULL;
01798    if (yyg->yy_buffer_stack_top > 0)
01799       --yyg->yy_buffer_stack_top;
01800 
01801    if (YY_CURRENT_BUFFER) {
01802       ast_yy_load_buffer_state(yyscanner );
01803       yyg->yy_did_buffer_switch_on_eof = 1;
01804    }
01805 }

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 1759 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.

01760 {
01761     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
01762    if (new_buffer == NULL)
01763       return;
01764 
01765    ast_yyensure_buffer_stack(yyscanner);
01766 
01767    /* This block is copied from ast_yy_switch_to_buffer. */
01768    if ( YY_CURRENT_BUFFER )
01769       {
01770       /* Flush out information for old buffer. */
01771       *yyg->yy_c_buf_p = yyg->yy_hold_char;
01772       YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = yyg->yy_c_buf_p;
01773       YY_CURRENT_BUFFER_LVALUE->yy_n_chars = yyg->yy_n_chars;
01774       }
01775 
01776    /* Only push if top exists. Otherwise, replace top. */
01777    if (YY_CURRENT_BUFFER)
01778       yyg->yy_buffer_stack_top++;
01779    YY_CURRENT_BUFFER_LVALUE = new_buffer;
01780 
01781    /* copied from ast_yy_switch_to_buffer. */
01782    ast_yy_load_buffer_state(yyscanner );
01783    yyg->yy_did_buffer_switch_on_eof = 1;
01784 }

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

Definition at line 2253 of file ast_expr2f.c.

References realloc.

Referenced by ast_yyensure_buffer_stack().

02254 {
02255    /* The cast to (char *) in the following accommodates both
02256     * implementations that use char* generic pointers, and those
02257     * that use void* generic pointers.  It works with the latter
02258     * because both ANSI C and C++ allow castless assignment from
02259     * any pointer type to void*, and deal with argument conversions
02260     * as though doing an assignment.
02261     */
02262    return (void *) realloc( (char *) ptr, size );
02263 }

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 2066 of file ast_expr2f.c.

References YY_CURRENT_BUFFER, yy_fatal_error(), and yycolumn.

02067 {
02068     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02069 
02070         /* column is only valid if an input buffer exists. */
02071         if (! YY_CURRENT_BUFFER )
02072            yy_fatal_error( "ast_yyset_column called with no buffer" , yyscanner); 
02073     
02074     yycolumn = column_no;
02075 }

void ast_yyset_debug ( int  debug_flag,
yyscan_t  yyscanner 
)

Definition at line 2101 of file ast_expr2f.c.

References yy_flex_debug.

02102 {
02103     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02104     yy_flex_debug = bdebug ;
02105 }

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 2041 of file ast_expr2f.c.

References yyextra.

02042 {
02043     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02044     yyextra = user_defined ;
02045 }

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 2083 of file ast_expr2f.c.

References yyin.

02084 {
02085     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02086     yyin = in_str ;
02087 }

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 2051 of file ast_expr2f.c.

References YY_CURRENT_BUFFER, yy_fatal_error(), and yylineno.

02052 {
02053     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02054 
02055         /* lineno is only valid if an input buffer exists. */
02056         if (! YY_CURRENT_BUFFER )
02057            yy_fatal_error( "ast_yyset_lineno called with no buffer" , yyscanner); 
02058     
02059     yylineno = line_number;
02060 }

void ast_yyset_lloc ( YYLTYPE yylloc_param,
yyscan_t  yyscanner 
)

Definition at line 2127 of file ast_expr2f.c.

References yylloc.

02128 {
02129     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02130     yylloc = yylloc_param;
02131 }

void ast_yyset_lval ( YYSTYPE yylval_param,
yyscan_t  yyscanner 
)

Definition at line 2115 of file ast_expr2f.c.

References yylval.

02116 {
02117     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02118     yylval = yylval_param;
02119 }

void ast_yyset_out ( FILE *  out_str,
yyscan_t  yyscanner 
)

Definition at line 2089 of file ast_expr2f.c.

References yyout.

02090 {
02091     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02092     yyout = out_str ;
02093 }

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

Definition at line 2398 of file ast_expr2f.c.

References len, malloc, and t.

Referenced by ast_yyerror().

02399 {
02400    /* calc a length, malloc, fill, and return; yyerror had better free it! */
02401    int len=0,i;
02402    const char *p;
02403    char *res, *s,*t;
02404    int expr2_token_equivs_entries = sizeof(expr2_token_equivs1)/sizeof(char*);
02405 
02406    for (p=mess; *p; p++) {
02407       for (i=0; i<expr2_token_equivs_entries; i++) {
02408          if ( strncmp(p,expr2_token_equivs1[i],strlen(expr2_token_equivs1[i])) == 0 )
02409          {
02410             len+=strlen(expr2_token_equivs2[i])+2;
02411             p += strlen(expr2_token_equivs1[i])-1;
02412             break;
02413          }
02414       }
02415       len++;
02416    }
02417    res = (char*)malloc(len+1);
02418    res[0] = 0;
02419    s = res;
02420    for (p=mess; *p;) {
02421       int found = 0;
02422       for (i=0; i<expr2_token_equivs_entries; i++) {
02423          if ( strncmp(p,expr2_token_equivs1[i],strlen(expr2_token_equivs1[i])) == 0 ) {
02424             *s++ = '\'';
02425             for (t=expr2_token_equivs2[i]; *t;) {
02426                *s++ = *t++;
02427             }
02428             *s++ = '\'';
02429             p += strlen(expr2_token_equivs1[i]);
02430             found = 1;
02431             break;
02432          }
02433       }
02434       if( !found )
02435          *s++ = *p++;
02436    }
02437    *s++ = 0;
02438    return res;
02439 }

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 1940 of file ast_expr2f.c.

References YY_EXIT_FAILURE.

01941 {
01942       (void) fprintf( stderr, "%s\n", msg );
01943    exit( YY_EXIT_FAILURE );
01944 }

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 2161 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_destroy(), and ast_yylex_init().

02162 {
02163     struct yyguts_t * yyg = (struct yyguts_t*)yyscanner;
02164     /* Initialization is the same as for the non-reentrant scanner.
02165      * This function is called from ast_yylex_destroy(), so don't allocate here.
02166      */
02167 
02168     yyg->yy_buffer_stack = 0;
02169     yyg->yy_buffer_stack_top = 0;
02170     yyg->yy_buffer_stack_max = 0;
02171     yyg->yy_c_buf_p = (char *) 0;
02172     yyg->yy_init = 0;
02173     yyg->yy_start = 0;
02174 
02175     yyg->yy_start_stack_ptr = 0;
02176     yyg->yy_start_stack_depth = 0;
02177     yyg->yy_start_stack =  NULL;
02178 
02179 /* Defined in main.c */
02180 #ifdef YY_STDINIT
02181     yyin = stdin;
02182     yyout = stdout;
02183 #else
02184     yyin = (FILE *) 0;
02185     yyout = (FILE *) 0;
02186 #endif
02187 
02188     /* For future reference: Set errno on error, since we are called by
02189      * ast_yylex_init()
02190      */
02191     return 0;
02192 }

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 571 of file ast_expr2f.c.

char* expr2_token_equivs1[] [static]

Definition at line 2347 of file ast_expr2f.c.

char* expr2_token_equivs2[] [static]

Definition at line 2372 of file ast_expr2f.c.

char extra_error_message[4095]

Definition at line 2330 of file ast_expr2f.c.

int extra_error_message_supplied = 0

Definition at line 2331 of file ast_expr2f.c.

yyconst flex_int16_t yy_accept[55] [static]

Definition at line 368 of file ast_expr2f.c.

yyconst flex_int16_t yy_base[61] [static]

Definition at line 417 of file ast_expr2f.c.

yyconst flex_int16_t yy_chk[127] [static]

Definition at line 455 of file ast_expr2f.c.

yyconst flex_int16_t yy_def[61] [static]

Definition at line 427 of file ast_expr2f.c.

yyconst flex_int32_t yy_ec[256] [static]

Definition at line 378 of file ast_expr2f.c.

yyconst flex_int32_t yy_meta[26] [static]

Definition at line 410 of file ast_expr2f.c.

yyconst flex_int16_t yy_nxt[127] [static]

Definition at line 437 of file ast_expr2f.c.


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