#define yy_create_buffer cf_create_buffer
#define yy_delete_buffer cf_delete_buffer
#define yy_scan_buffer cf_scan_buffer
#define yy_scan_string cf_scan_string
#define yy_scan_bytes cf_scan_bytes
#define yy_flex_debug cf_flex_debug
#define yy_init_buffer cf_init_buffer
#define yy_flush_buffer cf_flush_buffer
#define yy_load_buffer_state cf_load_buffer_state
#define yy_switch_to_buffer cf_switch_to_buffer
#define yyin cfin
#define yyleng cfleng
#define yylex cflex
#define yyout cfout
#define yyrestart cfrestart
#define yytext cftext

/* A lexical scanner generated by flex */

/* Scanner skeleton version:
 * $Header: /home/daffy/u0/vern/flex/RCS/flex.skl,v 2.91 96/09/10 16:58:48 vern Exp $
 */

#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5

#include <stdio.h>
#include <errno.h>

/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
#ifdef c_plusplus
#ifndef __cplusplus
#define __cplusplus
#endif
#endif


#ifdef __cplusplus

#include <stdlib.h>
#ifndef _WIN32
#include <unistd.h>
#endif

/* Use prototypes in function declarations. */
#define YY_USE_PROTOS

/* The "const" storage-class-modifier is valid. */
#define YY_USE_CONST

#else	/* ! __cplusplus */

#if __STDC__

#define YY_USE_PROTOS
#define YY_USE_CONST

#endif	/* __STDC__ */
#endif	/* ! __cplusplus */

#ifdef __TURBOC__
 #pragma warn -rch
 #pragma warn -use
#include <io.h>
#include <stdlib.h>
#define YY_USE_CONST
#define YY_USE_PROTOS
#endif

#ifdef YY_USE_CONST
#define yyconst const
#else
#define yyconst
#endif


#ifdef YY_USE_PROTOS
#define YY_PROTO(proto) proto
#else
#define YY_PROTO(proto) ()
#endif


/* Returned upon end-of-file. */
#define YY_NULL 0

/* Promotes a possibly negative, possibly signed char to an unsigned
 * integer for use as an array index.  If the signed char is negative,
 * we want to instead treat it as an 8-bit unsigned char, hence the
 * double cast.
 */
#define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c)

/* Enter a start condition.  This macro really ought to take a parameter,
 * but we do it the disgusting crufty way forced on us by the ()-less
 * definition of BEGIN.
 */
#define BEGIN yy_start = 1 + 2 *

/* Translate the current start state into a value that can be later handed
 * to BEGIN to return to the state.  The YYSTATE alias is for lex
 * compatibility.
 */
#define YY_START ((yy_start - 1) / 2)
#define YYSTATE YY_START

/* Action number for EOF rule of a given start state. */
#define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1)

/* Special action meaning "start processing a new file". */
#define YY_NEW_FILE yyrestart( yyin )

#define YY_END_OF_BUFFER_CHAR 0

/* Size of default input buffer. */
#define YY_BUF_SIZE 16384

typedef struct yy_buffer_state *YY_BUFFER_STATE;

extern int yyleng;
extern FILE *yyin, *yyout;

#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2

/* The funky do-while in the following #define is used to turn the definition
 * int a single C statement (which needs a semi-colon terminator).  This
 * avoids problems with code like:
 *
 * 	if ( condition_holds )
 *		yyless( 5 );
 *	else
 *		do_something_else();
 *
 * Prior to using the do-while the compiler would get upset at the
 * "else" because it interpreted the "if" statement as being all
 * done when it reached the ';' after the yyless() call.
 */

/* Return all but the first 'n' matched characters back to the input stream. */

#define yyless(n) \
	do \
		{ \
		/* Undo effects of setting up yytext. */ \
		*yy_cp = yy_hold_char; \
		YY_RESTORE_YY_MORE_OFFSET \
		yy_c_buf_p = yy_cp = yy_bp + n - YY_MORE_ADJ; \
		YY_DO_BEFORE_ACTION; /* set up yytext again */ \
		} \
	while ( 0 )

#define unput(c) yyunput( c, yytext_ptr )

/* The following is because we cannot portably get our hands on size_t
 * (without autoconf's help, which isn't available because we want
 * flex-generated scanners to compile on their own).
 */
typedef unsigned int yy_size_t;


struct yy_buffer_state
	{
	FILE *yy_input_file;

	char *yy_ch_buf;		/* input buffer */
	char *yy_buf_pos;		/* current position in input buffer */

	/* Size of input buffer in bytes, not including room for EOB
	 * characters.
	 */
	yy_size_t yy_buf_size;

	/* Number of characters read into yy_ch_buf, not including EOB
	 * characters.
	 */
	int yy_n_chars;

	/* Whether we "own" the buffer - i.e., we know we created it,
	 * and can realloc() it to grow it, and should free() it to
	 * delete it.
	 */
	int yy_is_our_buffer;

	/* Whether this is an "interactive" input source; if so, and
	 * if we're using stdio for input, then we want to use getc()
	 * instead of fread(), to make sure we stop fetching input after
	 * each newline.
	 */
	int yy_is_interactive;

	/* Whether we're considered to be at the beginning of a line.
	 * If so, '^' rules will be active on the next match, otherwise
	 * not.
	 */
	int yy_at_bol;

	/* Whether to try to fill the input buffer when we reach the
	 * end of it.
	 */
	int yy_fill_buffer;

	int yy_buffer_status;
#define YY_BUFFER_NEW 0
#define YY_BUFFER_NORMAL 1
	/* When an EOF's been seen but there's still some text to process
	 * then we mark the buffer as YY_EOF_PENDING, to indicate that we
	 * shouldn't try reading from the input source any more.  We might
	 * still have a bunch of tokens to match, though, because of
	 * possible backing-up.
	 *
	 * When we actually see the EOF, we change the status to "new"
	 * (via yyrestart()), so that the user can continue scanning by
	 * just pointing yyin at a new input file.
	 */
#define YY_BUFFER_EOF_PENDING 2
	};

static YY_BUFFER_STATE yy_current_buffer = 0;

/* We provide macros for accessing buffer states in case in the
 * future we want to put the buffer states in a more general
 * "scanner state".
 */
#define YY_CURRENT_BUFFER yy_current_buffer


/* yy_hold_char holds the character lost when yytext is formed. */
static char yy_hold_char;

static int yy_n_chars;		/* number of characters read into yy_ch_buf */


int yyleng;

/* Points to current character in buffer. */
static char *yy_c_buf_p = (char *) 0;
static int yy_init = 1;		/* whether we need to initialize */
static int yy_start = 0;	/* start state number */

/* Flag which is used to allow yywrap()'s to do buffer switches
 * instead of setting up a fresh yyin.  A bit of a hack ...
 */
static int yy_did_buffer_switch_on_eof;

void yyrestart YY_PROTO(( FILE *input_file ));

void yy_switch_to_buffer YY_PROTO(( YY_BUFFER_STATE new_buffer ));
void yy_load_buffer_state YY_PROTO(( void ));
YY_BUFFER_STATE yy_create_buffer YY_PROTO(( FILE *file, int size ));
void yy_delete_buffer YY_PROTO(( YY_BUFFER_STATE b ));
void yy_init_buffer YY_PROTO(( YY_BUFFER_STATE b, FILE *file ));
void yy_flush_buffer YY_PROTO(( YY_BUFFER_STATE b ));
#define YY_FLUSH_BUFFER yy_flush_buffer( yy_current_buffer )

YY_BUFFER_STATE yy_scan_buffer YY_PROTO(( char *base, yy_size_t size ));
YY_BUFFER_STATE yy_scan_string YY_PROTO(( yyconst char *yy_str ));
YY_BUFFER_STATE yy_scan_bytes YY_PROTO(( yyconst char *bytes, int len ));

static void *yy_flex_alloc YY_PROTO(( yy_size_t ));
static void *yy_flex_realloc YY_PROTO(( void *, yy_size_t ));
static void yy_flex_free YY_PROTO(( void * ));

#define yy_new_buffer yy_create_buffer

#define yy_set_interactive(is_interactive) \
	{ \
	if ( ! yy_current_buffer ) \
		yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
	yy_current_buffer->yy_is_interactive = is_interactive; \
	}

#define yy_set_bol(at_bol) \
	{ \
	if ( ! yy_current_buffer ) \
		yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE ); \
	yy_current_buffer->yy_at_bol = at_bol; \
	}

#define YY_AT_BOL() (yy_current_buffer->yy_at_bol)


#define yywrap() 1
#define YY_SKIP_YYWRAP
typedef unsigned char YY_CHAR;
FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
typedef int yy_state_type;
extern char *yytext;
#define yytext_ptr yytext

static yy_state_type yy_get_previous_state YY_PROTO(( void ));
static yy_state_type yy_try_NUL_trans YY_PROTO(( yy_state_type current_state ));
static int yy_get_next_buffer YY_PROTO(( void ));
static void yy_fatal_error YY_PROTO(( yyconst char msg[] ));

/* Done after the current pattern has been matched and before the
 * corresponding action - sets up yytext.
 */
#define YY_DO_BEFORE_ACTION \
	yytext_ptr = yy_bp; \
	yyleng = (int) (yy_cp - yy_bp); \
	yy_hold_char = *yy_cp; \
	*yy_cp = '\0'; \
	yy_c_buf_p = yy_cp;

#define YY_NUM_RULES 26
#define YY_END_OF_BUFFER 27
static yyconst short int yy_accept[170] =
    {   0,
        0,    0,   27,   18,    2,   23,   24,   24,   25,   18,
       25,   18,   18,   25,    2,    1,   18,   18,   18,   18,
       18,   18,   18,   18,   18,   24,   24,    0,   16,   24,
        0,   15,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,    0,   17,   14,   18,   22,    0,    0,
        0,    0,    1,    1,    1,   14,   14,   14,   14,   14,
       14,   14,   14,   14,   14,   14,   16,   15,    0,    0,
        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,   21,    0,    0,   14,   14,   14,   14,
        4,   14,   14,   14,   14,    3,   14,    0,    0,    0,

        0,    0,    0,    0,   19,    0,    0,    0,    0,    0,
        0,    0,   19,   20,    6,   14,    5,   14,   14,   10,
       14,    8,   14,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,   14,   14,   13,   14,   14,    0,    0,
        0,   19,    0,    0,    0,    0,    0,   14,   14,   14,
       14,    0,    0,    0,    0,    0,   11,    7,   14,   14,
        0,    0,   12,   14,    0,    0,    9,    0,    0
    } ;

static yyconst int yy_ec[256] =
    {   0,
        1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    2,    1,    4,    5,    1,    1,    1,    6,    7,
        7,    1,    1,    8,    9,    1,    1,   10,   10,   10,
       10,   10,   10,   10,   10,   10,   10,    7,    1,   11,
       12,   13,    1,    1,   14,   14,   15,   14,   14,   14,
       14,   14,   14,   14,   14,   14,   16,   14,   14,   14,
       14,   14,   14,   14,   14,   14,   14,   14,   14,   14,
        1,   17,    1,    1,   14,    1,   18,   19,   20,   21,

       22,   23,   24,   25,   26,   27,   28,   29,   30,   31,
       32,   33,   27,   34,   35,   36,   37,   27,   38,   27,
       39,   27,    7,    1,    7,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,

        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1
    } ;

static yyconst int yy_meta[40] =
    {   0,
        1,    2,    3,    1,    1,    1,    2,    2,    1,    1,
        2,    1,    2,    1,    1,    1,    2,    4,    4,    4,
        4,    4,    4,    4,    4,    4,    4,    4,    4,    4,
        4,    4,    4,    4,    4,    4,    4,    4,    4
    } ;

static yyconst short int yy_base[181] =
    {   0,
        0,   17,  409,    0,  410,  410,   55,   71,  410,  410,
       70,  395,   96,  106,   59,  121,  138,  159,   49,   53,
       92,   80,   93,   95,  101,    0,  190,  403,    0,  206,
      400,    0,  387,   38,   34,  394,  371,  371,  379,  382,
      373,  365,  379,  363,  410,   58,  410,  410,  385,    0,
      222,   81,    0,  238,    0,  119,  123,  113,  129,  130,
      138,  148,  135,  150,  154,  155,  410,  410,  374,  364,
      354,  153,  371,  171,  360,  354,  365,  363,  362,  367,
      365,  370,  372,  410,    0,  227,  170,  178,  188,  209,
      200,  216,  234,  226,  235,  204,  229,  353,  358,  348,

      365,  355,  362,  350,  410,  333,  332,  307,  320,  308,
      312,  318,  410,  410,  236,  244,  245,  246,  247,  252,
      253,  254,  256,  293,  291,  311,  282,  302,  248,  256,
       99,  195,  199,  271,  269,  262,  263,  278,  182,  189,
      192,  410,  164,  163,  152,  170,  163,  274,  280,  281,
      282,  157,  144,  139,  108,  113,  286,  287,  291,  293,
       95,   63,  302,  304,   65,    3,  303,    2,  410,  336,
      340,  344,  348,  352,  356,  360,  364,  368,   10,  372
    } ;

static yyconst short int yy_def[181] =
    {   0,
      170,  169,  169,  171,  169,  169,  172,  173,  169,  169,
      169,  171,  174,  175,  169,  176,  174,  174,   18,   18,
       18,   18,   18,   18,   18,  171,  172,  177,  171,  173,
      178,  171,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,  169,   18,  169,  169,  169,  179,
      175,  169,  180,  176,  180,   18,   18,   18,   18,   18,
       18,   18,   18,   18,   18,   18,  169,  169,  169,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,   11,  175,   18,   18,   18,   18,
       18,   18,   18,   18,   18,   18,   18,  169,  169,  169,

      169,  169,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,   18,   18,   18,   18,   18,   18,
       18,   18,   18,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,   18,   18,   18,   18,   18,  169,  169,
      169,  169,  169,  169,  169,  169,  169,   18,   18,   18,
       18,  169,  169,  169,  169,  169,   18,   18,   18,   18,
      169,  169,   18,   18,  169,  169,   18,  169,    0,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169,  169
    } ;

static yyconst short int yy_nxt[450] =
    {   0,
        4,    5,    6,    7,    4,    8,    9,   10,    4,    4,
       11,   12,    9,   84,  142,  142,   14,    4,   15,    6,
        7,   16,    8,    9,   10,    4,    4,   11,   12,    9,
       13,   13,   13,   14,   17,   13,   13,   13,   13,   13,
       13,   18,   19,   13,   20,   13,   21,   13,   13,   22,
       23,   24,   25,   13,   13,   13,   28,   28,   29,   70,
       52,   28,   28,   53,   72,   28,   46,   28,   73,   71,
       46,   28,   31,   31,   60,   46,   32,   31,   31,   59,
       46,   31,   52,   31,   46,   53,  168,   31,   33,   46,
       34,   35,   36,  166,   37,   38,   26,   46,   39,   26,

       26,   26,   40,   41,   42,   43,   44,   26,   48,   61,
       46,   46,   46,   63,  165,   49,   65,   62,   46,  144,
       50,   51,   55,   46,   46,  113,   46,   55,   55,   64,
       46,   55,   46,   55,   66,  145,   46,   55,   26,   87,
       46,   26,   26,   26,   89,  162,   46,   46,   90,   26,
       46,  142,   46,   88,   46,   46,  142,   92,   56,   26,
       46,   46,   26,   26,   26,   46,   94,   46,   91,   46,
       26,   46,   97,  101,  161,  105,   57,   93,   95,   46,
      104,   46,  113,  105,  156,   46,   46,   46,  102,   96,
       58,   28,   28,   29,  155,   46,   28,   28,  116,  154,

       28,   46,   28,  115,  142,   46,   28,   31,   31,   46,
      153,   32,   31,   31,  152,  117,   31,   46,   31,   46,
      147,   46,   31,  169,  169,  169,   46,  169,  169,  169,
      146,   46,   85,   46,  169,   46,   49,  118,   86,   55,
       46,   50,  169,   46,   55,   55,   46,   46,   55,  119,
       55,   46,   46,   46,   55,  120,  122,   46,  121,  123,
       46,   46,   46,   46,   46,   46,   46,   46,  113,   46,
       46,   46,  134,   46,  137,   46,   46,   46,  136,   46,
       46,  143,  135,   46,   46,   46,   46,   46,   46,  149,
      138,   46,  148,   46,   46,   46,  150,   46,   46,  160,

       46,  158,   46,   46,   46,   46,  151,  157,   46,   46,
       46,   46,   46,   46,  142,  141,  159,   46,   46,   46,
       46,   46,   46,  113,   46,  167,  140,  139,  164,  163,
      113,  133,  132,   46,   46,   46,   13,   13,   13,   13,
       26,  131,  130,   26,   27,   27,   27,   27,   30,   30,
       30,   30,   46,  129,  128,   46,   47,   47,   47,   47,
       54,   54,  105,   54,   28,   28,   28,   28,   31,   31,
       31,   31,   55,   55,  113,   55,  127,  105,  126,  125,
      124,  114,  113,  112,  111,  110,  109,  108,  107,  106,
      103,  100,   99,   98,   83,   82,   81,   80,   79,   78,

       77,   76,   75,   74,   69,   68,   67,   45,  169,    3,
      169,  169,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169
    } ;

static yyconst short int yy_chk[450] =
    {   0,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,  179,  168,  166,    1,    2,    2,    2,
        2,    2,    2,    2,    2,    2,    2,    2,    2,    2,
        2,    2,    2,    2,    2,    2,    2,    2,    2,    2,
        2,    2,    2,    2,    2,    2,    2,    2,    2,    2,
        2,    2,    2,    2,    2,    2,    7,    7,    7,   34,
       15,    7,    7,   15,   35,    7,   19,    7,   35,   34,
       20,    7,    8,    8,   20,   46,    8,    8,    8,   19,
       19,    8,   52,    8,   20,   52,  165,    8,   11,   46,
       11,   11,   11,  162,   11,   11,   13,   22,   11,   13,

       13,   13,   11,   11,   11,   11,   11,   13,   14,   21,
       23,   22,   24,   22,  161,   14,   24,   21,   25,  131,
       14,   14,   16,   21,   23,  156,   24,   16,   16,   23,
       58,   16,   25,   16,   25,  131,   56,   16,   17,   56,
       57,   17,   17,   17,   58,  155,   59,   60,   59,   17,
       56,  154,   63,   57,   57,   61,  153,   61,   17,   18,
       59,   60,   18,   18,   18,   62,   63,   64,   60,   61,
       18,   65,   66,   72,  152,  147,   18,   62,   64,   62,
       74,   64,  146,   74,  145,   65,   66,   87,   72,   65,
       18,   27,   27,   27,  144,   88,   27,   27,   88,  143,

       27,   87,   27,   87,  141,   89,   27,   30,   30,   88,
      140,   30,   30,   30,  139,   89,   30,   91,   30,   89,
      133,   96,   30,   51,   51,   51,   90,   51,   51,   86,
      132,   91,   51,   92,   51,   96,   86,   90,   51,   54,
       90,   86,   86,   94,   54,   54,   97,   92,   54,   92,
       54,   93,   95,  115,   54,   93,   95,   94,   94,   97,
       97,  116,  117,  118,  119,   93,   95,  115,  130,  120,
      121,  122,  116,  123,  121,  116,  117,  118,  119,  136,
      137,  129,  118,  120,  121,  122,  135,  123,  134,  135,
      123,  148,  134,  136,  137,  138,  137,  149,  150,  151,

      135,  149,  134,  157,  158,  148,  138,  148,  159,  138,
      160,  149,  150,  151,  128,  127,  150,  157,  158,  163,
      167,  164,  159,  126,  160,  164,  125,  124,  160,  159,
      112,  111,  110,  163,  167,  164,  170,  170,  170,  170,
      171,  109,  108,  171,  172,  172,  172,  172,  173,  173,
      173,  173,  174,  107,  106,  174,  175,  175,  175,  175,
      176,  176,  104,  176,  177,  177,  177,  177,  178,  178,
      178,  178,  180,  180,  103,  180,  102,  101,  100,   99,
       98,   83,   82,   81,   80,   79,   78,   77,   76,   75,
       73,   71,   70,   69,   49,   44,   43,   42,   41,   40,

       39,   38,   37,   36,   33,   31,   28,   12,    3,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169,  169,
      169,  169,  169,  169,  169,  169,  169,  169,  169
    } ;

static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;

/* The intent behind this definition is that it'll catch
 * any uses of REJECT which flex missed.
 */
#define REJECT reject_used_but_not_detected
#define yymore() yymore_used_but_not_detected
#define YY_MORE_ADJ 0
#define YY_RESTORE_YY_MORE_OFFSET
char *yytext;
#line 1 "confread.l"
#define INITIAL 0
/* -*- c -*-

  elmo - ELectronic Mail Operator

  Copyright (C) 2003, 2004 rzyjontko

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; version 2.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software Foundation,
  Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  

  ------------------------------------------------------------

*/
#line 25 "confread.l"

#define _GNU_SOURCE 1

/****************************************************************************
 *    IMPLEMENTATION HEADERS
 ****************************************************************************/

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif

#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <ctype.h>
#include <sys/stat.h>

#ifdef HAVE_WORDEXP_H
# include <wordexp.h>
#endif


#include "error.h"
#include "xmalloc.h"
#include "confhold.h"
#include "misc.h"
#include "ecurses.h"
#include "keymap.h"
#include "cmd.h"
#include "gettext.h"
#include "abook.h"
#include "procmail.h"
#include "mime.h"
#include "property.h"

/****************************************************************************
 *    IMPLEMENTATION PRIVATE DEFINITIONS / ENUMERATIONS / SIMPLE TYPEDEFS
 ****************************************************************************/

#define FIRST_ALLOC 128
#define MAX_DEPTH   10

#define YY_DECL static token_t next_token YY_PROTO ((void))

        typedef enum token {KW_SET       = 300,
                            KW_HOOK      = 301,
                            KW_KEY       = 302,
                            KW_ADDR      = 303,
                            KW_INCLUDE   = 304,
                            KW_RULE      = 305,
                            KW_TRANSLATE = 306,
                            KW_MIME      = 307,
                            KW_HANDLER   = 308,
                            KW_PROPERTY  = 309,
                            KW_MACRO     = 310,

                            IDENTIFIER   = 401,
                            EOL          = 402,
                            SQUOTED      = 403,
                            DQUOTED      = 404,
                            TEXT         = 405,
                            ARROW        = 406,

                            KEY_SPECIAL  = 501,
                            KEY_CONTROL  = 502,
                            KEY_SIMPLE   = 503,
                            KEY_VALUE    = 504,
        } token_t;

/****************************************************************************
 *    IMPLEMENTATION PRIVATE CLASS PROTOTYPES / EXTERNAL CLASS REFERENCES
 ****************************************************************************/
/****************************************************************************
 *    IMPLEMENTATION PRIVATE STRUCTURES / UTILITY CLASSES
 ****************************************************************************/

        typedef struct finfo {
                YY_BUFFER_STATE  state;
                char            *fname;
                int              lineno;
        } finfo_t;

/****************************************************************************
 *    IMPLEMENTATION REQUIRED EXTERNAL REFERENCES (AVOID)
 ****************************************************************************/
/****************************************************************************
 *    IMPLEMENTATION PRIVATE DATA
 ****************************************************************************/

        static token_t current_token = 0;

        /**
         * this is used for recursive file inclusion
         *
         * fstack and ftop are to be used only by frame_pop, and frame_push
         * others should use these functions and get data from fframe
         *
         * ftop points to the top used frame, so that fstack[ftop + 1] is the
         * first available
         */
        static finfo_t  fstack[MAX_DEPTH];
        static int      ftop = -1;
        static finfo_t *fframe;

        /**
         * these are copies of yytext and yyleng
         */
        static char *token_txt = NULL;
        static int   token_len = 0;

        /**
         * key-value, and a flag if a key is a meta-key
         */
        static int token_key = 0;
        static int key_meta  = 0;

        /**
         * this is set to 0 if confhold does not have appropriate structures
         * to hold new variable, it may happen if someone defines not registered
         * variable
         */
        static int prepared_to_insert = 1;

        /**
         * this holds field's name that is passed to confhold_insert_value
         */
        static char *field_name = NULL;

/****************************************************************************
 *    INTERFACE DATA
 ****************************************************************************/
/****************************************************************************
 *    IMPLEMENTATION PRIVATE FUNCTION PROTOTYPES
 ****************************************************************************/

        static int parse (void);
        static int frame_push (char *file, int silent);
        static int frame_pop (void);

/****************************************************************************
 *    INTERFACE FUNCTIONS
 ****************************************************************************/

#line 704 "confread.c"

/* Macros after this point can all be overridden by user definitions in
 * section 1.
 */

#ifndef YY_SKIP_YYWRAP
#ifdef __cplusplus
extern "C" int yywrap YY_PROTO(( void ));
#else
extern int yywrap YY_PROTO(( void ));
#endif
#endif

#ifndef YY_NO_UNPUT
static void yyunput YY_PROTO(( int c, char *buf_ptr ));
#endif

#ifndef yytext_ptr
static void yy_flex_strncpy YY_PROTO(( char *, yyconst char *, int ));
#endif

#ifdef YY_NEED_STRLEN
static int yy_flex_strlen YY_PROTO(( yyconst char * ));
#endif

#ifndef YY_NO_INPUT
#ifdef __cplusplus
static int yyinput YY_PROTO(( void ));
#else
static int input YY_PROTO(( void ));
#endif
#endif

#if YY_STACK_USED
static int yy_start_stack_ptr = 0;
static int yy_start_stack_depth = 0;
static int *yy_start_stack = 0;
#ifndef YY_NO_PUSH_STATE
static void yy_push_state YY_PROTO(( int new_state ));
#endif
#ifndef YY_NO_POP_STATE
static void yy_pop_state YY_PROTO(( void ));
#endif
#ifndef YY_NO_TOP_STATE
static int yy_top_state YY_PROTO(( void ));
#endif

#else
#define YY_NO_PUSH_STATE 1
#define YY_NO_POP_STATE 1
#define YY_NO_TOP_STATE 1
#endif

#ifdef YY_MALLOC_DECL
YY_MALLOC_DECL
#else
#if __STDC__
#ifndef __cplusplus
#include <stdlib.h>
#endif
#else
/* Just try to get by without declaring the routines.  This will fail
 * miserably on non-ANSI systems for which sizeof(size_t) != sizeof(int)
 * or sizeof(void*) != sizeof(int).
 */
#endif
#endif

/* Amount of stuff to slurp up with each read. */
#ifndef YY_READ_BUF_SIZE
#define YY_READ_BUF_SIZE 8192
#endif

/* Copy whatever the last rule matched to the standard output. */

#ifndef ECHO
/* This used to be an fputs(), but since the string might contain NUL's,
 * we now use fwrite().
 */
#define ECHO (void) fwrite( yytext, yyleng, 1, yyout )
#endif

/* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
 * is returned in "result".
 */
#ifndef YY_INPUT
#define YY_INPUT(buf,result,max_size) \
	if ( yy_current_buffer->yy_is_interactive ) \
		{ \
		int c = '*', n; \
		for ( n = 0; n < max_size && \
			     (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
			buf[n] = (char) c; \
		if ( c == '\n' ) \
			buf[n++] = (char) c; \
		if ( c == EOF && ferror( yyin ) ) \
			YY_FATAL_ERROR( "input in flex scanner failed" ); \
		result = n; \
		} \
	else \
		{ \
		errno=0; \
		while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \
			{ \
			if( errno != EINTR) \
				{ \
				YY_FATAL_ERROR( "input in flex scanner failed" ); \
				break; \
				} \
			errno=0; \
			clearerr(yyin); \
			} \
		}
#endif

/* No semi-colon after return; correct usage is to write "yyterminate();" -
 * we don't want an extra ';' after the "return" because that will cause
 * some compilers to complain about unreachable statements.
 */
#ifndef yyterminate
#define yyterminate() return YY_NULL
#endif

/* Number of entries by which start-condition stack grows. */
#ifndef YY_START_STACK_INCR
#define YY_START_STACK_INCR 25
#endif

/* Report a fatal error. */
#ifndef YY_FATAL_ERROR
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
#endif

/* Default declaration of generated scanner - a define so the user can
 * easily add parameters.
 */
#ifndef YY_DECL
#define YY_DECL int yylex YY_PROTO(( void ))
#endif

/* Code executed at the beginning of each rule, after yytext and yyleng
 * have been set up.
 */
#ifndef YY_USER_ACTION
#define YY_USER_ACTION
#endif

/* Code executed at the end of each rule. */
#ifndef YY_BREAK
#define YY_BREAK break;
#endif

#define YY_RULE_SETUP \
	if ( yyleng > 0 ) \
		yy_current_buffer->yy_at_bol = \
				(yytext[yyleng - 1] == '\n'); \
	YY_USER_ACTION

YY_DECL
	{
	register yy_state_type yy_current_state;
	register char *yy_cp, *yy_bp;
	register int yy_act;

#line 182 "confread.l"


#line 872 "confread.c"

	if ( yy_init )
		{
		yy_init = 0;

#ifdef YY_USER_INIT
		YY_USER_INIT;
#endif

		if ( ! yy_start )
			yy_start = 1;	/* first start state */

		if ( ! yyin )
			yyin = stdin;

		if ( ! yyout )
			yyout = stdout;

		if ( ! yy_current_buffer )
			yy_current_buffer =
				yy_create_buffer( yyin, YY_BUF_SIZE );

		yy_load_buffer_state();
		}

	while ( 1 )		/* loops until end-of-file is reached */
		{
		yy_cp = yy_c_buf_p;

		/* Support of yytext. */
		*yy_cp = yy_hold_char;

		/* yy_bp points to the position in yy_ch_buf of the start of
		 * the current run.
		 */
		yy_bp = yy_cp;

		yy_current_state = yy_start;
		yy_current_state += YY_AT_BOL();
yy_match:
		do
			{
			register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)];
			if ( yy_accept[yy_current_state] )
				{
				yy_last_accepting_state = yy_current_state;
				yy_last_accepting_cpos = yy_cp;
				}
			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
				{
				yy_current_state = (int) yy_def[yy_current_state];
				if ( yy_current_state >= 170 )
					yy_c = yy_meta[(unsigned int) yy_c];
				}
			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
			++yy_cp;
			}
		while ( yy_base[yy_current_state] != 410 );

yy_find_action:
		yy_act = yy_accept[yy_current_state];
		if ( yy_act == 0 )
			{ /* have to back up */
			yy_cp = yy_last_accepting_cpos;
			yy_current_state = yy_last_accepting_state;
			yy_act = yy_accept[yy_current_state];
			}

		YY_DO_BEFORE_ACTION;


do_action:	/* This label is used only to access EOF actions. */


		switch ( yy_act )
	{ /* beginning of action switch */
			case 0: /* must back up */
			/* undo the effects of YY_DO_BEFORE_ACTION */
			*yy_cp = yy_hold_char;
			yy_cp = yy_last_accepting_cpos;
			yy_current_state = yy_last_accepting_state;
			goto yy_find_action;

case 1:
YY_RULE_SETUP
#line 184 "confread.l"
/* ignore */
	YY_BREAK
case 2:
YY_RULE_SETUP
#line 186 "confread.l"
/* ignore */
	YY_BREAK
case 3:
YY_RULE_SETUP
#line 188 "confread.l"
return KW_SET;
	YY_BREAK
case 4:
YY_RULE_SETUP
#line 190 "confread.l"
return KW_KEY;
	YY_BREAK
case 5:
YY_RULE_SETUP
#line 192 "confread.l"
return KW_HOOK;
	YY_BREAK
case 6:
YY_RULE_SETUP
#line 194 "confread.l"
return KW_ADDR;
	YY_BREAK
case 7:
YY_RULE_SETUP
#line 196 "confread.l"
return KW_INCLUDE;
	YY_BREAK
case 8:
YY_RULE_SETUP
#line 198 "confread.l"
return KW_RULE;
	YY_BREAK
case 9:
YY_RULE_SETUP
#line 200 "confread.l"
return KW_TRANSLATE;
	YY_BREAK
case 10:
YY_RULE_SETUP
#line 202 "confread.l"
return KW_MIME;
	YY_BREAK
case 11:
YY_RULE_SETUP
#line 204 "confread.l"
return KW_HANDLER;
	YY_BREAK
case 12:
YY_RULE_SETUP
#line 206 "confread.l"
return KW_PROPERTY;
	YY_BREAK
case 13:
YY_RULE_SETUP
#line 208 "confread.l"
return KW_MACRO;
	YY_BREAK
case 14:
YY_RULE_SETUP
#line 210 "confread.l"
return IDENTIFIER;
	YY_BREAK
case 15:
YY_RULE_SETUP
#line 212 "confread.l"
return SQUOTED;
	YY_BREAK
case 16:
YY_RULE_SETUP
#line 214 "confread.l"
return DQUOTED;
	YY_BREAK
case 17:
YY_RULE_SETUP
#line 216 "confread.l"
return ARROW;
	YY_BREAK
case 18:
YY_RULE_SETUP
#line 218 "confread.l"
{
        char *seek;

        if (strstr (yytext, "\\M") == yytext){
                key_meta = 1;
                seek     = yytext + 2;
        }
        else {
                key_meta = 0;
                seek     = yytext;
        }

        if (*seek == '\\')
                token_key = seek[1];
        else
                token_key = seek[0];

        return KEY_SIMPLE;
}
	YY_BREAK
case 19:
YY_RULE_SETUP
#line 238 "confread.l"
{
        int   f;
        char *seek;
  
        if (strstr (yytext, "\\M") == yytext){
                key_meta = 1;
                seek     = yytext + 2;
        }
        else {
                key_meta = 0;
                seek     = yytext;
        }

        if (! strcmp (seek, "<tab>"))
                token_key = 9;
        else if (! strcmp (seek, "<esc>"))
                token_key = 27;
        else if (! strcmp (seek, "<up>"))
                token_key = KEY_UP;
        else if (! strcmp (seek, "<down>"))
                token_key = KEY_DOWN;
        else if (! strcmp (seek, "<left>"))
                token_key = KEY_LEFT;
        else if (! strcmp (seek, "<right>"))
                token_key = KEY_RIGHT;
        else if (! strcmp (seek, "<pageup>"))
                token_key = KEY_PPAGE;
        else if (! strcmp (seek, "<pagedown>"))
                token_key = KEY_NPAGE;
        else if (! strcmp (seek, "<backspace>"))
                token_key = KEY_BACKSPACE;
        else if (! strcmp (seek, "<delete>"))
                token_key = KEY_DC;
        else if (! strcmp (seek, "<insert>"))
                token_key = KEY_IC;
        else if (! strcmp (seek, "<enter>"))
                token_key = '\r';
        else if (! strcmp (seek, "<home>"))
                token_key = KEY_HOME;
        else if (! strcmp (seek, "<end>"))
                token_key = KEY_END;
        else if (! strcmp (seek, "<space>"))
                token_key = ' ';
        else {
                f = atoi (seek + 2);
                token_key = KEY_F (f);
        }

        return KEY_SPECIAL;
}
	YY_BREAK
case 20:
YY_RULE_SETUP
#line 289 "confread.l"
{
        char *seek;
        
        if (strstr (yytext, "\\M") == yytext){
                key_meta = 1;
                seek     = yytext + 2;
        }
        else {
                key_meta = 0;
                seek     = yytext;
        }

        token_key = strtol (seek + 1, NULL, 8);

        return KEY_VALUE;
}
	YY_BREAK
case 21:
YY_RULE_SETUP
#line 306 "confread.l"
{
        char *seek;

        if (strstr (yytext, "\\M") == yytext){
                key_meta = 1;
                seek     = yytext + 2;
        }
        else {
                key_meta = 0;
                seek     = yytext;
        }

        token_key = seek[2] - 'a' + 1;

        return KEY_CONTROL;
}
	YY_BREAK
case 22:
YY_RULE_SETUP
#line 323 "confread.l"
fframe->lineno++;
	YY_BREAK
case 23:
YY_RULE_SETUP
#line 325 "confread.l"
fframe->lineno++; return EOL;
	YY_BREAK
case 24:
YY_RULE_SETUP
#line 327 "confread.l"
return TEXT;
	YY_BREAK
case 25:
YY_RULE_SETUP
#line 329 "confread.l"
return *yytext;
	YY_BREAK
case YY_STATE_EOF(INITIAL):
#line 331 "confread.l"
{
        if (ftop > 0)
                frame_pop ();
        else {
                return EOF;
                yyunput (0, NULL);
        }
}
	YY_BREAK
case 26:
YY_RULE_SETUP
#line 340 "confread.l"
YY_FATAL_ERROR( "flex scanner jammed" );
	YY_BREAK
#line 1194 "confread.c"

	case YY_END_OF_BUFFER:
		{
		/* Amount of text matched not including the EOB char. */
		int yy_amount_of_matched_text = (int) (yy_cp - yytext_ptr) - 1;

		/* Undo the effects of YY_DO_BEFORE_ACTION. */
		*yy_cp = yy_hold_char;
		YY_RESTORE_YY_MORE_OFFSET

		if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_NEW )
			{
			/* We're scanning a new file or input source.  It's
			 * possible that this happened because the user
			 * just pointed yyin at a new source and called
			 * yylex().  If so, then we have to assure
			 * consistency between yy_current_buffer and our
			 * globals.  Here is the right place to do so, because
			 * this is the first action (other than possibly a
			 * back-up) that will match for the new input source.
			 */
			yy_n_chars = yy_current_buffer->yy_n_chars;
			yy_current_buffer->yy_input_file = yyin;
			yy_current_buffer->yy_buffer_status = YY_BUFFER_NORMAL;
			}

		/* Note that here we test for yy_c_buf_p "<=" to the position
		 * of the first EOB in the buffer, since yy_c_buf_p will
		 * already have been incremented past the NUL character
		 * (since all states make transitions on EOB to the
		 * end-of-buffer state).  Contrast this with the test
		 * in input().
		 */
		if ( yy_c_buf_p <= &yy_current_buffer->yy_ch_buf[yy_n_chars] )
			{ /* This was really a NUL. */
			yy_state_type yy_next_state;

			yy_c_buf_p = yytext_ptr + yy_amount_of_matched_text;

			yy_current_state = yy_get_previous_state();

			/* Okay, we're now positioned to make the NUL
			 * transition.  We couldn't have
			 * yy_get_previous_state() go ahead and do it
			 * for us because it doesn't know how to deal
			 * with the possibility of jamming (and we don't
			 * want to build jamming into it because then it
			 * will run more slowly).
			 */

			yy_next_state = yy_try_NUL_trans( yy_current_state );

			yy_bp = yytext_ptr + YY_MORE_ADJ;

			if ( yy_next_state )
				{
				/* Consume the NUL. */
				yy_cp = ++yy_c_buf_p;
				yy_current_state = yy_next_state;
				goto yy_match;
				}

			else
				{
				yy_cp = yy_c_buf_p;
				goto yy_find_action;
				}
			}

		else switch ( yy_get_next_buffer() )
			{
			case EOB_ACT_END_OF_FILE:
				{
				yy_did_buffer_switch_on_eof = 0;

				if ( yywrap() )
					{
					/* Note: because we've taken care in
					 * yy_get_next_buffer() to have set up
					 * yytext, we can now set up
					 * yy_c_buf_p so that if some total
					 * hoser (like flex itself) wants to
					 * call the scanner after we return the
					 * YY_NULL, it'll still work - another
					 * YY_NULL will get returned.
					 */
					yy_c_buf_p = yytext_ptr + YY_MORE_ADJ;

					yy_act = YY_STATE_EOF(YY_START);
					goto do_action;
					}

				else
					{
					if ( ! yy_did_buffer_switch_on_eof )
						YY_NEW_FILE;
					}
				break;
				}

			case EOB_ACT_CONTINUE_SCAN:
				yy_c_buf_p =
					yytext_ptr + yy_amount_of_matched_text;

				yy_current_state = yy_get_previous_state();

				yy_cp = yy_c_buf_p;
				yy_bp = yytext_ptr + YY_MORE_ADJ;
				goto yy_match;

			case EOB_ACT_LAST_MATCH:
				yy_c_buf_p =
				&yy_current_buffer->yy_ch_buf[yy_n_chars];

				yy_current_state = yy_get_previous_state();

				yy_cp = yy_c_buf_p;
				yy_bp = yytext_ptr + YY_MORE_ADJ;
				goto yy_find_action;
			}
		break;
		}

	default:
		YY_FATAL_ERROR(
			"fatal flex scanner internal error--no action found" );
	} /* end of action switch */
		} /* end of scanning one token */
	} /* end of yylex */


/* yy_get_next_buffer - try to read in a new buffer
 *
 * Returns a code representing an action:
 *	EOB_ACT_LAST_MATCH -
 *	EOB_ACT_CONTINUE_SCAN - continue scanning from current position
 *	EOB_ACT_END_OF_FILE - end of file
 */

static int yy_get_next_buffer()
	{
	register char *dest = yy_current_buffer->yy_ch_buf;
	register char *source = yytext_ptr;
	register int number_to_move, i;
	int ret_val;

	if ( yy_c_buf_p > &yy_current_buffer->yy_ch_buf[yy_n_chars + 1] )
		YY_FATAL_ERROR(
		"fatal flex scanner internal error--end of buffer missed" );

	if ( yy_current_buffer->yy_fill_buffer == 0 )
		{ /* Don't try to fill the buffer, so this is an EOF. */
		if ( yy_c_buf_p - yytext_ptr - YY_MORE_ADJ == 1 )
			{
			/* We matched a single character, the EOB, so
			 * treat this as a final EOF.
			 */
			return EOB_ACT_END_OF_FILE;
			}

		else
			{
			/* We matched some text prior to the EOB, first
			 * process it.
			 */
			return EOB_ACT_LAST_MATCH;
			}
		}

	/* Try to read more data. */

	/* First move last chars to start of buffer. */
	number_to_move = (int) (yy_c_buf_p - yytext_ptr) - 1;

	for ( i = 0; i < number_to_move; ++i )
		*(dest++) = *(source++);

	if ( yy_current_buffer->yy_buffer_status == YY_BUFFER_EOF_PENDING )
		/* don't do the read, it's not guaranteed to return an EOF,
		 * just force an EOF
		 */
		yy_current_buffer->yy_n_chars = yy_n_chars = 0;

	else
		{
		int num_to_read =
			yy_current_buffer->yy_buf_size - number_to_move - 1;

		while ( num_to_read <= 0 )
			{ /* Not enough room in the buffer - grow it. */
#ifdef YY_USES_REJECT
			YY_FATAL_ERROR(
"input buffer overflow, can't enlarge buffer because scanner uses REJECT" );
#else

			/* just a shorter name for the current buffer */
			YY_BUFFER_STATE b = yy_current_buffer;

			int yy_c_buf_p_offset =
				(int) (yy_c_buf_p - b->yy_ch_buf);

			if ( b->yy_is_our_buffer )
				{
				int new_size = b->yy_buf_size * 2;

				if ( new_size <= 0 )
					b->yy_buf_size += b->yy_buf_size / 8;
				else
					b->yy_buf_size *= 2;

				b->yy_ch_buf = (char *)
					/* Include room in for 2 EOB chars. */
					yy_flex_realloc( (void *) b->yy_ch_buf,
							 b->yy_buf_size + 2 );
				}
			else
				/* Can't grow it, we don't own it. */
				b->yy_ch_buf = 0;

			if ( ! b->yy_ch_buf )
				YY_FATAL_ERROR(
				"fatal error - scanner input buffer overflow" );

			yy_c_buf_p = &b->yy_ch_buf[yy_c_buf_p_offset];

			num_to_read = yy_current_buffer->yy_buf_size -
						number_to_move - 1;
#endif
			}

		if ( num_to_read > YY_READ_BUF_SIZE )
			num_to_read = YY_READ_BUF_SIZE;

		/* Read in more data. */
		YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
			yy_n_chars, num_to_read );

		yy_current_buffer->yy_n_chars = yy_n_chars;
		}

	if ( yy_n_chars == 0 )
		{
		if ( number_to_move == YY_MORE_ADJ )
			{
			ret_val = EOB_ACT_END_OF_FILE;
			yyrestart( yyin );
			}

		else
			{
			ret_val = EOB_ACT_LAST_MATCH;
			yy_current_buffer->yy_buffer_status =
				YY_BUFFER_EOF_PENDING;
			}
		}

	else
		ret_val = EOB_ACT_CONTINUE_SCAN;

	yy_n_chars += number_to_move;
	yy_current_buffer->yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
	yy_current_buffer->yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;

	yytext_ptr = &yy_current_buffer->yy_ch_buf[0];

	return ret_val;
	}


/* yy_get_previous_state - get the state just before the EOB char was reached */

static yy_state_type yy_get_previous_state()
	{
	register yy_state_type yy_current_state;
	register char *yy_cp;

	yy_current_state = yy_start;
	yy_current_state += YY_AT_BOL();

	for ( yy_cp = yytext_ptr + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
		{
		register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1);
		if ( yy_accept[yy_current_state] )
			{
			yy_last_accepting_state = yy_current_state;
			yy_last_accepting_cpos = yy_cp;
			}
		while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
			{
			yy_current_state = (int) yy_def[yy_current_state];
			if ( yy_current_state >= 170 )
				yy_c = yy_meta[(unsigned int) yy_c];
			}
		yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
		}

	return yy_current_state;
	}


/* yy_try_NUL_trans - try to make a transition on the NUL character
 *
 * synopsis
 *	next_state = yy_try_NUL_trans( current_state );
 */

#ifdef YY_USE_PROTOS
static yy_state_type yy_try_NUL_trans( yy_state_type yy_current_state )
#else
static yy_state_type yy_try_NUL_trans( yy_current_state )
yy_state_type yy_current_state;
#endif
	{
	register int yy_is_jam;
	register char *yy_cp = yy_c_buf_p;

	register YY_CHAR yy_c = 1;
	if ( yy_accept[yy_current_state] )
		{
		yy_last_accepting_state = yy_current_state;
		yy_last_accepting_cpos = yy_cp;
		}
	while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
		{
		yy_current_state = (int) yy_def[yy_current_state];
		if ( yy_current_state >= 170 )
			yy_c = yy_meta[(unsigned int) yy_c];
		}
	yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
	yy_is_jam = (yy_current_state == 169);

	return yy_is_jam ? 0 : yy_current_state;
	}


#ifndef YY_NO_UNPUT
#ifdef YY_USE_PROTOS
static void yyunput( int c, register char *yy_bp )
#else
static void yyunput( c, yy_bp )
int c;
register char *yy_bp;
#endif
	{
	register char *yy_cp = yy_c_buf_p;

	/* undo effects of setting up yytext */
	*yy_cp = yy_hold_char;

	if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
		{ /* need to shift things up to make room */
		/* +2 for EOB chars. */
		register int number_to_move = yy_n_chars + 2;
		register char *dest = &yy_current_buffer->yy_ch_buf[
					yy_current_buffer->yy_buf_size + 2];
		register char *source =
				&yy_current_buffer->yy_ch_buf[number_to_move];

		while ( source > yy_current_buffer->yy_ch_buf )
			*--dest = *--source;

		yy_cp += (int) (dest - source);
		yy_bp += (int) (dest - source);
		yy_current_buffer->yy_n_chars =
			yy_n_chars = yy_current_buffer->yy_buf_size;

		if ( yy_cp < yy_current_buffer->yy_ch_buf + 2 )
			YY_FATAL_ERROR( "flex scanner push-back overflow" );
		}

	*--yy_cp = (char) c;


	yytext_ptr = yy_bp;
	yy_hold_char = *yy_cp;
	yy_c_buf_p = yy_cp;
	}
#endif	/* ifndef YY_NO_UNPUT */


#ifdef __cplusplus
static int yyinput()
#else
static int input()
#endif
	{
	int c;

	*yy_c_buf_p = yy_hold_char;

	if ( *yy_c_buf_p == YY_END_OF_BUFFER_CHAR )
		{
		/* yy_c_buf_p now points to the character we want to return.
		 * If this occurs *before* the EOB characters, then it's a
		 * valid NUL; if not, then we've hit the end of the buffer.
		 */
		if ( yy_c_buf_p < &yy_current_buffer->yy_ch_buf[yy_n_chars] )
			/* This was really a NUL. */
			*yy_c_buf_p = '\0';

		else
			{ /* need more input */
			int offset = yy_c_buf_p - yytext_ptr;
			++yy_c_buf_p;

			switch ( yy_get_next_buffer() )
				{
				case EOB_ACT_LAST_MATCH:
					/* This happens because yy_g_n_b()
					 * sees that we've accumulated a
					 * token and flags that we need to
					 * try matching the token before
					 * proceeding.  But for input(),
					 * there's no matching to consider.
					 * So convert the EOB_ACT_LAST_MATCH
					 * to EOB_ACT_END_OF_FILE.
					 */

					/* Reset buffer status. */
					yyrestart( yyin );

					/* fall through */

				case EOB_ACT_END_OF_FILE:
					{
					if ( yywrap() )
						return EOF;

					if ( ! yy_did_buffer_switch_on_eof )
						YY_NEW_FILE;
#ifdef __cplusplus
					return yyinput();
#else
					return input();
#endif
					}

				case EOB_ACT_CONTINUE_SCAN:
					yy_c_buf_p = yytext_ptr + offset;
					break;
				}
			}
		}

	c = *(unsigned char *) yy_c_buf_p;	/* cast for 8-bit char's */
	*yy_c_buf_p = '\0';	/* preserve yytext */
	yy_hold_char = *++yy_c_buf_p;

	yy_current_buffer->yy_at_bol = (c == '\n');

	return c;
	}


#ifdef YY_USE_PROTOS
void yyrestart( FILE *input_file )
#else
void yyrestart( input_file )
FILE *input_file;
#endif
	{
	if ( ! yy_current_buffer )
		yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );

	yy_init_buffer( yy_current_buffer, input_file );
	yy_load_buffer_state();
	}


#ifdef YY_USE_PROTOS
void yy_switch_to_buffer( YY_BUFFER_STATE new_buffer )
#else
void yy_switch_to_buffer( new_buffer )
YY_BUFFER_STATE new_buffer;
#endif
	{
	if ( yy_current_buffer == new_buffer )
		return;

	if ( yy_current_buffer )
		{
		/* Flush out information for old buffer. */
		*yy_c_buf_p = yy_hold_char;
		yy_current_buffer->yy_buf_pos = yy_c_buf_p;
		yy_current_buffer->yy_n_chars = yy_n_chars;
		}

	yy_current_buffer = new_buffer;
	yy_load_buffer_state();

	/* We don't actually know whether we did this switch during
	 * EOF (yywrap()) processing, but the only time this flag
	 * is looked at is after yywrap() is called, so it's safe
	 * to go ahead and always set it.
	 */
	yy_did_buffer_switch_on_eof = 1;
	}


#ifdef YY_USE_PROTOS
void yy_load_buffer_state( void )
#else
void yy_load_buffer_state()
#endif
	{
	yy_n_chars = yy_current_buffer->yy_n_chars;
	yytext_ptr = yy_c_buf_p = yy_current_buffer->yy_buf_pos;
	yyin = yy_current_buffer->yy_input_file;
	yy_hold_char = *yy_c_buf_p;
	}


#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_create_buffer( FILE *file, int size )
#else
YY_BUFFER_STATE yy_create_buffer( file, size )
FILE *file;
int size;
#endif
	{
	YY_BUFFER_STATE b;

	b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
	if ( ! b )
		YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );

	b->yy_buf_size = size;

	/* yy_ch_buf has to be 2 characters longer than the size given because
	 * we need to put in 2 end-of-buffer characters.
	 */
	b->yy_ch_buf = (char *) yy_flex_alloc( b->yy_buf_size + 2 );
	if ( ! b->yy_ch_buf )
		YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );

	b->yy_is_our_buffer = 1;

	yy_init_buffer( b, file );

	return b;
	}


#ifdef YY_USE_PROTOS
void yy_delete_buffer( YY_BUFFER_STATE b )
#else
void yy_delete_buffer( b )
YY_BUFFER_STATE b;
#endif
	{
	if ( ! b )
		return;

	if ( b == yy_current_buffer )
		yy_current_buffer = (YY_BUFFER_STATE) 0;

	if ( b->yy_is_our_buffer )
		yy_flex_free( (void *) b->yy_ch_buf );

	yy_flex_free( (void *) b );
	}


#ifndef _WIN32
#include <unistd.h>
#else
#ifndef YY_ALWAYS_INTERACTIVE
#ifndef YY_NEVER_INTERACTIVE
extern int isatty YY_PROTO(( int ));
#endif
#endif
#endif

#ifdef YY_USE_PROTOS
void yy_init_buffer( YY_BUFFER_STATE b, FILE *file )
#else
void yy_init_buffer( b, file )
YY_BUFFER_STATE b;
FILE *file;
#endif


	{
	yy_flush_buffer( b );

	b->yy_input_file = file;
	b->yy_fill_buffer = 1;

#if YY_ALWAYS_INTERACTIVE
	b->yy_is_interactive = 1;
#else
#if YY_NEVER_INTERACTIVE
	b->yy_is_interactive = 0;
#else
	b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0;
#endif
#endif
	}


#ifdef YY_USE_PROTOS
void yy_flush_buffer( YY_BUFFER_STATE b )
#else
void yy_flush_buffer( b )
YY_BUFFER_STATE b;
#endif

	{
	if ( ! b )
		return;

	b->yy_n_chars = 0;

	/* We always need two end-of-buffer characters.  The first causes
	 * a transition to the end-of-buffer state.  The second causes
	 * a jam in that state.
	 */
	b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR;
	b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR;

	b->yy_buf_pos = &b->yy_ch_buf[0];

	b->yy_at_bol = 1;
	b->yy_buffer_status = YY_BUFFER_NEW;

	if ( b == yy_current_buffer )
		yy_load_buffer_state();
	}


#ifndef YY_NO_SCAN_BUFFER
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_buffer( char *base, yy_size_t size )
#else
YY_BUFFER_STATE yy_scan_buffer( base, size )
char *base;
yy_size_t size;
#endif
	{
	YY_BUFFER_STATE b;

	if ( size < 2 ||
	     base[size-2] != YY_END_OF_BUFFER_CHAR ||
	     base[size-1] != YY_END_OF_BUFFER_CHAR )
		/* They forgot to leave room for the EOB's. */
		return 0;

	b = (YY_BUFFER_STATE) yy_flex_alloc( sizeof( struct yy_buffer_state ) );
	if ( ! b )
		YY_FATAL_ERROR( "out of dynamic memory in yy_scan_buffer()" );

	b->yy_buf_size = size - 2;	/* "- 2" to take care of EOB's */
	b->yy_buf_pos = b->yy_ch_buf = base;
	b->yy_is_our_buffer = 0;
	b->yy_input_file = 0;
	b->yy_n_chars = b->yy_buf_size;
	b->yy_is_interactive = 0;
	b->yy_at_bol = 1;
	b->yy_fill_buffer = 0;
	b->yy_buffer_status = YY_BUFFER_NEW;

	yy_switch_to_buffer( b );

	return b;
	}
#endif


#ifndef YY_NO_SCAN_STRING
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_string( yyconst char *yy_str )
#else
YY_BUFFER_STATE yy_scan_string( yy_str )
yyconst char *yy_str;
#endif
	{
	int len;
	for ( len = 0; yy_str[len]; ++len )
		;

	return yy_scan_bytes( yy_str, len );
	}
#endif


#ifndef YY_NO_SCAN_BYTES
#ifdef YY_USE_PROTOS
YY_BUFFER_STATE yy_scan_bytes( yyconst char *bytes, int len )
#else
YY_BUFFER_STATE yy_scan_bytes( bytes, len )
yyconst char *bytes;
int len;
#endif
	{
	YY_BUFFER_STATE b;
	char *buf;
	yy_size_t n;
	int i;

	/* Get memory for full buffer, including space for trailing EOB's. */
	n = len + 2;
	buf = (char *) yy_flex_alloc( n );
	if ( ! buf )
		YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" );

	for ( i = 0; i < len; ++i )
		buf[i] = bytes[i];

	buf[len] = buf[len+1] = YY_END_OF_BUFFER_CHAR;

	b = yy_scan_buffer( buf, n );
	if ( ! b )
		YY_FATAL_ERROR( "bad buffer in yy_scan_bytes()" );

	/* It's okay to grow etc. this buffer, and we should throw it
	 * away when we're done.
	 */
	b->yy_is_our_buffer = 1;

	return b;
	}
#endif


#ifndef YY_NO_PUSH_STATE
#ifdef YY_USE_PROTOS
static void yy_push_state( int new_state )
#else
static void yy_push_state( new_state )
int new_state;
#endif
	{
	if ( yy_start_stack_ptr >= yy_start_stack_depth )
		{
		yy_size_t new_size;

		yy_start_stack_depth += YY_START_STACK_INCR;
		new_size = yy_start_stack_depth * sizeof( int );

		if ( ! yy_start_stack )
			yy_start_stack = (int *) yy_flex_alloc( new_size );

		else
			yy_start_stack = (int *) yy_flex_realloc(
					(void *) yy_start_stack, new_size );

		if ( ! yy_start_stack )
			YY_FATAL_ERROR(
			"out of memory expanding start-condition stack" );
		}

	yy_start_stack[yy_start_stack_ptr++] = YY_START;

	BEGIN(new_state);
	}
#endif


#ifndef YY_NO_POP_STATE
static void yy_pop_state()
	{
	if ( --yy_start_stack_ptr < 0 )
		YY_FATAL_ERROR( "start-condition stack underflow" );

	BEGIN(yy_start_stack[yy_start_stack_ptr]);
	}
#endif


#ifndef YY_NO_TOP_STATE
static int yy_top_state()
	{
	return yy_start_stack[yy_start_stack_ptr - 1];
	}
#endif

#ifndef YY_EXIT_FAILURE
#define YY_EXIT_FAILURE 2
#endif

#ifdef YY_USE_PROTOS
static void yy_fatal_error( yyconst char msg[] )
#else
static void yy_fatal_error( msg )
char msg[];
#endif
	{
	(void) fprintf( stderr, "%s\n", msg );
	exit( YY_EXIT_FAILURE );
	}



/* Redefine yyless() so it works in section 3 code. */

#undef yyless
#define yyless(n) \
	do \
		{ \
		/* Undo effects of setting up yytext. */ \
		yytext[yyleng] = yy_hold_char; \
		yy_c_buf_p = yytext + n; \
		yy_hold_char = *yy_c_buf_p; \
		*yy_c_buf_p = '\0'; \
		yyleng = n; \
		} \
	while ( 0 )


/* Internal utility routines. */

#ifndef yytext_ptr
#ifdef YY_USE_PROTOS
static void yy_flex_strncpy( char *s1, yyconst char *s2, int n )
#else
static void yy_flex_strncpy( s1, s2, n )
char *s1;
yyconst char *s2;
int n;
#endif
	{
	register int i;
	for ( i = 0; i < n; ++i )
		s1[i] = s2[i];
	}
#endif

#ifdef YY_NEED_STRLEN
#ifdef YY_USE_PROTOS
static int yy_flex_strlen( yyconst char *s )
#else
static int yy_flex_strlen( s )
yyconst char *s;
#endif
	{
	register int n;
	for ( n = 0; s[n]; ++n )
		;

	return n;
	}
#endif


#ifdef YY_USE_PROTOS
static void *yy_flex_alloc( yy_size_t size )
#else
static void *yy_flex_alloc( size )
yy_size_t size;
#endif
	{
	return (void *) malloc( size );
	}

#ifdef YY_USE_PROTOS
static void *yy_flex_realloc( void *ptr, yy_size_t size )
#else
static void *yy_flex_realloc( ptr, size )
void *ptr;
yy_size_t size;
#endif
	{
	/* The cast to (char *) in the following accommodates both
	 * implementations that use char* generic pointers, and those
	 * that use void* generic pointers.  It works with the latter
	 * because both ANSI C and C++ allow castless assignment from
	 * any pointer type to void*, and deal with argument conversions
	 * as though doing an assignment.
	 */
	return (void *) realloc( (char *) ptr, size );
	}

#ifdef YY_USE_PROTOS
static void yy_flex_free( void *ptr )
#else
static void yy_flex_free( ptr )
void *ptr;
#endif
	{
	free( ptr );
	}

#if YY_MAIN
int main()
	{
	yylex();
	return 0;
	}
#endif
#line 340 "confread.l"



int
confread_read_file (const char *file, int silent)
{
        int ret;

        ftop = -1;
  
        if (frame_push (xstrdup (file), silent))
                return -1;
        current_token  = next_token ();
        ret            = parse ();
        frame_pop ();
  
        if (token_txt)
                xfree (token_txt);
        token_txt = NULL;
  
        return ret;
}


/****************************************************************************
 *    IMPLEMENTATION PRIVATE FUNCTIONS
 ****************************************************************************/


static char *
expand (char *str)
{
#ifdef HAVE_WORDEXP_H
        wordexp_t  word_vector;
        int        len = 0;
        int        i;
        char      *result;
        char      *end;

        if (wordexp (str, &word_vector, 0)){
                return NULL;
        }

        for (i = 0; i < word_vector.we_wordc; i++){
                len += strlen (word_vector.we_wordv[i]);
        }

        result = xmalloc (len + 1);
        end    = result;
        for (i = 0; i < word_vector.we_wordc; i++){
                end  = stpcpy (end, word_vector.we_wordv[i]);
        }
        *end   = '\0';
        wordfree (&word_vector);

        return result;
#else
        int   len = strlen (str);
        char *result;

        if ((*str == '"' && str[len - 1] == '"')
            || (*str == '\'' && str[len - 1] == '\'')){
                result = xmalloc (len - 2 + 1);
                memcpy (result, str + 1, len - 2);
                result[len - 2] = '\0';
        }

        return xstrdup (str);
#endif
}



static cmd_state_t
name_to_state (char *name)
{
        if (! strcmp (name, "folder"))
                return CMD_LIST;
        if (! strcmp (name, "mail"))
                return CMD_READ_MAIL;
        if (! strcmp (name, "select"))
                return CMD_SELECT_BOX;
        if (! strcmp (name, "fetch"))
                return CMD_FETCH;
        if (! strcmp (name, "send"))
                return CMD_SENDER;
        if (! strcmp (name, "attach"))
                return CMD_ATTACH;
        if (! strcmp (name, "abook"))
                return CMD_ABOOK;
        if (! strcmp (name, "abook_add"))
                return CMD_ABOOK_ADD;
        if (! strcmp (name, "ask"))
                return CMD_ASK;
        if (! strcmp (name, "help"))
                return CMD_HELP;
        if (! strcmp (name, "read"))
                return CMD_READ;
        if (! strcmp (name, "debug"))
                return CMD_DEBUG;
        if (! strcmp (name, "search"))
                return CMD_SEARCH;
        return CMD_INVALID;
}



static int
frame_push (char *fname, int silent)
{
        FILE        *fp;
        struct stat  st;
  
        if (ftop >= MAX_DEPTH){
                error_ (0, _("includes nested to deep"));
                xfree (fname);
                return 1;
        }
  
        if (stat (fname, & st)){
                if (! silent)
                        error_ (errno, "%s", fname);
                xfree (fname);
                return 1;
        }

        if (! S_ISREG (st.st_mode)){
                error_ (0, _("%s is not a file"), fname);
                xfree (fname);
                return 1;
        }
        
        fp  = fopen (fname, "r");
        if (fp == NULL){
                error_ (errno, "%s", fname);
                xfree (fname);
                return 1;
        }

        ftop++;
  
        yyin           = fp;
        fframe         = fstack + ftop;
        fframe->fname  = fname;
        fframe->lineno = 1;
        fframe->state  = yy_create_buffer (yyin, YY_BUF_SIZE);

        yy_switch_to_buffer (fframe->state);

        return 0;
}



static int
frame_pop (void)
{
        xfree (fframe->fname);
        yy_delete_buffer (fframe->state);
        fclose (yyin);

        if (ftop > 0){
                ftop--;
                fframe = fstack + ftop;

                yy_switch_to_buffer (fframe->state);
        }
        else {
                fframe = NULL;
        }

        return 0;
}


/****************************************************************************
 *    PARSER FUNCTIONS
 ****************************************************************************/

/**
 * Please note, that there is no error-recovery.  First error generates
 * parse error message and stops file analysis.
 */

/*
  GRAMMAR

  <command-list>  ::= <command-list> <command> | <command>
  <command>       ::= <hook-command> | <key-command> | <set-command>
                    | <addr-command> | <include> | <rule-command>
                    | <translate-cmd> | <mime-command> | <handler-cmd>
                    | <property-cmd>
  <hook-command>  ::= "hook" ID ID EOL
  <key-command>   ::= "key" ID <key-specifier> ID EOL
  <set-command>   ::= "set" ID <simple-value> EOL
                    | "set" ID "{" EOL <struct-value> "}"
  <addr-command>  ::= "addr" "{" EOL <struct-value> "}"
  <rule-command>  ::= "rule" ID "{" <rule-content> "}"
  <translate-cmd> ::= "translate" <simple-value> <simple-value>
  <mime-command>  ::= "mime" <simple-value> <simple-value> EOL
  <handler-cmd>   ::= "handler" <simple-value> <simple-value> EOL
  <property-cmd>  ::= "property" <simple-value> "(" <property-args> ")" "{" 
                      EOL <property-body> "}"
  <include>       ::= "include" <simple-value> EOL
  <key-specifier> ::= KEY | CONTROL-KEY | SPECIAL | VALUE
  <struct-value>  ::= <struct-value> <field> | <field>
  <rule-content>  ::= <constraints> <rule-action>
  <constraints>   ::= <constraints> <rule-header> <rule-constraint> | ""
  <rule-header>   ::= <crap> <rule-header> | <real-header>
  <rule-constraint>::= <crap> <rule-constraint> | <real-constraint>
  <rule-action>   ::= <crap> <rule-action> | <real-action>
  <crap>          ::= ID | EOL | TEXT | ...
  <real-header>   ::= "TO" | "SUBJECT" | "FROM" | "CC" | "TOCC"
  <real-constraint>::= SQUOTED | DQUOTED
  <real-action>   ::= TEXT"."
  <property-args> ::= <property-args> <property-arg> | <property-arg>
  <property-arg>  ::= TEXT | IDENTIFIER | EOL
  <property-body> ::= <property-body> <property-rule> | <property-rule>
  <property-rule> ::= <property-conds> "=>" <simple-value>
  <property-conds>::= <property-conds> <property-cond> | <property-cond>
  <property-cond> ::= SQUOTED | DQUOTED | EOL
  <field>         ::= ID ":" <simple-value> EOL | EOL
  <simple-value>  ::= ID | SQUOTED | DQUOTED | TEXT
*/


static char *
token_2_string (int token)
{
        static char token_txt[2] = {'\0', '\0'};
  
        if (token > 0 && token < 255){
                *token_txt = token;
                return token_txt;
        }

        switch (token){

                case KW_SET:
                        return "set";

                case KW_KEY:
                        return "key";

                case KW_HOOK:
                        return "hook";

                case KW_ADDR:
                        return "addr";

                case KW_INCLUDE:
                        return "include";

                case KW_RULE:
                        return "rule";

                case KW_TRANSLATE:
                        return "translate";

                case KW_MIME:
                        return "mime";

                case KW_HANDLER:
                        return "handler";

                case KW_PROPERTY:
                        return "property";

                case KW_MACRO:
                        return "macro";

                case IDENTIFIER:
                        return _("identifier");

                case EOL:
                        /* it's tricky but this is about end of
                           PREVIOUS line */
                        fframe->lineno--;
                        return _("end of line");

                case TEXT:
                        return _("text");
                
                case SQUOTED:
                case DQUOTED:
                        return _("quoted text");

                case ARROW:
                        return "=>";

                case KEY_SPECIAL:
                case KEY_CONTROL:
                case KEY_SIMPLE:
                case KEY_VALUE:
                        return _("key specifier");

                case EOF:
                        return _("end of file");
        }

        return "";
}


static void
parse_error (void)
{
        error_ (0, _("%s:%d: parse error near %s"), fframe->fname,
                fframe->lineno, token_2_string (current_token));
}



static int
match (token_t token)
{
        token_t old_token = current_token;

        if (token_txt == NULL){
                token_len = FIRST_ALLOC + yyleng;
                token_txt = xmalloc (token_len + 1);
        }
        else if (token_len < yyleng + 2){
                token_len += yyleng + 2;
                xfree (token_txt);
                token_txt = xmalloc (token_len);
        }

        memcpy (token_txt, yytext, yyleng + 1);

        current_token = next_token ();
        return old_token != token;
}




static int
set_field_value (void)
{
        char *txt;
  
        switch (current_token){

                case IDENTIFIER:
                case KEY_SIMPLE:
                case TEXT:
                case SQUOTED:
                case DQUOTED:
                        match (current_token);
                        if (! prepared_to_insert)
                                return 0;
                        txt = expand (token_txt);
                        if (txt){
                                if (confhold_insert_value (field_name, txt))
                                        error_ (0, _("%s:%d: invalid field: %s"),
                                                fframe->fname, fframe->lineno,
                                                field_name);
                                xfree (txt);
                        }
                        return 0;

                default:
                        return 1;
        }
}



static int
set_field (void)
{
        if (current_token == EOL)
                return match (EOL);
  
        if (match (IDENTIFIER))
                return 1;

        field_name = xstrdup (token_txt);

        if (match (':')){
                if (field_name)
                        xfree (field_name);
                field_name = NULL;
                return 1;
        }

        if (set_field_value ()){
                if (field_name)
                        xfree (field_name);
                field_name = NULL;
                return 1;
        }

        xfree (field_name);
        field_name = NULL;

        return match (EOL);
}



static int
set_struct_value (void)
{
        do {
                if (set_field ())
                        return 1;
        }
        while (current_token == IDENTIFIER || current_token == EOL);

        return 0;
}



static int
set_value (void)
{
        char *txt;
  
        switch (current_token){

                case '{':
                        match ('{');
                        if (match (EOL))
                                return 1;
                        if (set_struct_value ())
                                return 1;
                        return match ('}');

                case IDENTIFIER:
                case SQUOTED:
                case DQUOTED:
                case TEXT:
                case KEY_SIMPLE:
                        match (current_token);
                        if (! prepared_to_insert)
                                return match (EOL);
                        txt = expand (token_txt);
                        if (txt){
                                confhold_insert_value (NULL, txt);
                                xfree (txt);
                        }
                        return match (EOL);
      
                default:
                        return 1;
        }
}



static int
set_command (void)
{
        prepared_to_insert = 1;
  
        if (match (KW_SET))
                return 1;

        if (match (IDENTIFIER))
                return 1;

        if (confhold_prepare_to_insert (token_txt)){
                prepared_to_insert = 0;
                error_ (0, _("%s:%d: no such variable: %s"), fframe->fname,
                        fframe->lineno, token_txt);
        }

        return set_value ();
}



static int
hook_command (void)
{
        exec_t *trigger;
        exec_t *action;
  
        if (match (KW_HOOK))
                return 1;

        if (match (IDENTIFIER))
                return 1;

        trigger = exec_lookup (token_txt);

        if (trigger == NULL){
                error_ (0, _("%s:%d: no such function: %s"), fframe->fname,
                        fframe->lineno, token_txt);
        }

        if (match (IDENTIFIER))
                return 1;

        action = exec_lookup (token_txt);

        if (action == NULL){
                error_ (0, _("%s:%d: no such function: %s"), fframe->fname,
                        fframe->lineno - 1, token_txt);
        }

        if (action->fun){
                if (trigger && action){
                        if (trigger->hook == NULL)
                                trigger->hook = hook_create (action->fun);
                        else
                                hook_add (trigger->hook, action->fun);
                }
        }
        else {
                error_ (0, _("%s:%d: macros (%s) may not be used as actions "
                             "in hook command"), fframe->fname,
                        fframe->lineno - 1, token_txt);
        }

        return match (EOL);
}



static int
key_specifier (void)
{
        switch (current_token){

                case KEY_SIMPLE:
                case KEY_VALUE:
                case KEY_SPECIAL:
                case KEY_CONTROL:
                        match (current_token);
                        return 0;

                default:
                        return 1;
        }
}


static int
key_command (void)
{
        cmd_state_t  state;
        exec_t      *exec;
  
        if (match (KW_KEY))
                return 1;

        if (match (IDENTIFIER))
                return 1;

        state = name_to_state (token_txt);

        if (state == CMD_INVALID)
                error_ (0, _("%s:%d: no such state: %s"), fframe->fname,
                        fframe->lineno, token_txt);
  
        if (key_specifier ())
                return 1;

        if (match (IDENTIFIER))
                return 1;

        exec = exec_lookup (token_txt);

        if (exec == NULL)
                error_ (0, _("%s:%d: no such function: %s"), fframe->fname,
                        fframe->lineno - 1, token_txt);

        if (state != CMD_INVALID && exec){
                keymap_add (keymaps + state, token_key, key_meta, exec->fun);
        }

        return match (EOL);
}



static int
addr_field_value (void)
{
        char *txt;
  
        switch (current_token){

                case IDENTIFIER:
                case TEXT:
                case SQUOTED:
                case DQUOTED:
                case KEY_SIMPLE:
                        match (current_token);
                        txt = expand (token_txt);
                        if (txt){
                                abook_new_value (txt);
                                xfree (txt);
                        }
                        return 0;

                default:
                        return 1;
        }
}



static int
addr_field (void)
{
        switch (current_token){

                case EOL:
                        match (EOL);
                        return 0;

                case IDENTIFIER:
                        match (IDENTIFIER);
                        if (abook_new_field (token_txt))
                                error_ (0, _("%s:%d: invalid field: %s"),
                                        fframe->fname, fframe->lineno,
                                        token_txt);
                        if (match (':'))
                                return 1;
                        return addr_field_value ();

                default:
                        return 1;
        }
}



static int
addr_value (void)
{
        do {
                if (addr_field ())
                        return 1;
        }
        while (current_token == IDENTIFIER || current_token == EOL);

        return 0;
}



static int
addr_command (void)
{
        if (match (KW_ADDR))
                return 1;

        if (match ('{'))
                return 1;

        if (match (EOL))
                return 1;

        abook_new_prepare ();

        if (addr_value ()){
                abook_new_drop ();
                return 1;
        }

        abook_new_store ();
  
        return match ('}');
}



static int
include_command (void)
{
        char *fname;
  
        if (match (KW_INCLUDE))
                return 1;

        switch (current_token){

                case DQUOTED:
                case SQUOTED:
                case IDENTIFIER:
                case TEXT:
                        match (current_token);
                        fname = expand (token_txt);
                        frame_push (fname, 0);
                        return match (EOL);

                default:
                        return 1;
        }
}



static int
rule_header (void)
{
        while (1){
                switch (current_token){

                        case IDENTIFIER:
                                match (IDENTIFIER);
                                if (strcmp (token_txt, "SUBJECT") == 0
                                    || strcmp (token_txt, "TO") == 0
                                    || strcmp (token_txt, "FROM") == 0
                                    || strcmp (token_txt, "CC") == 0
                                    || strcmp (token_txt, "TOCC") == 0){
                                        procmail_setup_header (token_txt);
                                        return 0;
                                }
                                break;

                        case EOL:
                        case TEXT:
                        case KEY_SPECIAL:
                        case KEY_CONTROL:
                        case KEY_SIMPLE:
                        case KEY_VALUE:
                                match (current_token);
                                break;

                        default:
                                return 1;
                }
        }
}



static int
rule_constraint (void)
{
        char *txt;
        
        while (1){
                switch (current_token){

                        case SQUOTED:
                                match (SQUOTED);
                                txt = expand (token_txt);
                                procmail_setup_str (txt);
                                xfree (txt);
                                return 0;

                        case DQUOTED:
                                match (DQUOTED);
                                txt = expand (token_txt);
                                procmail_setup_re (txt);
                                xfree (txt);
                                return 0;

                        case IDENTIFIER:
                        case EOL:
                        case TEXT:
                        case KEY_SPECIAL:
                        case KEY_CONTROL:
                        case KEY_SIMPLE:
                        case KEY_VALUE:
                                match (current_token);
                                break;

                        default:
                                return 1;
                }
        }
}



static int
rule_action (void)
{
        int len;
        
        while (1){
                switch (current_token){

                        case SQUOTED:
                        case DQUOTED:
                                return 0;

                        case IDENTIFIER:
                                if (strcmp (yytext, "SUBJECT") == 0
                                    || strcmp (yytext, "TO") == 0
                                    || strcmp (yytext, "FROM") == 0
                                    || strcmp (yytext, "CC") == 0
                                    || strcmp (yytext, "TOCC") == 0)
                                        return 0;
                                match (IDENTIFIER);
                                break;

                        case KEY_CONTROL:
                        case KEY_SIMPLE:
                        case KEY_VALUE:
                        case EOL:
                                match (current_token);
                                break;

                        case TEXT:
                                match (TEXT);
                                len = strlen (token_txt);
                                if (len < 2)
                                        break;
                                if (token_txt[len - 1] == '.'){
                                        token_txt[len - 1] = '\0';
                                        procmail_setup_action (token_txt, 1);
                                        goto eat_empty_tokens;
                                }
                                else if (token_txt[len - 1] == ';'){
                                        token_txt[len - 1] = '\0';
                                        procmail_setup_action (token_txt, 0);
                                        goto eat_empty_tokens;
                                }
                                break;
                                        
                        default:
                                return 1;
                }
        }

  eat_empty_tokens:
        while (current_token == EOL)
                match (EOL);
        return 0;
}



static int
rule_content (void)
{
        do {
                if (rule_header ())
                        return 1;
                if (rule_constraint ())
                        return 1;
                if (rule_action ())
                        return 1;
        }
        while (current_token != EOF && current_token != '}');

        return 0;
}



static int
rule_command (void)
{
        if (match (KW_RULE))
                return 1;

        if (match (IDENTIFIER))
                return 1;

        procmail_setup_name (token_txt);

        if (match ('{')){
                return 1;
        }
        
        if (rule_content ()){
                return 1;
        }

        return match ('}');
}



static int
translate_charset (void)
{
        char *txt;
        
        switch (current_token){

                case IDENTIFIER:
                case SQUOTED:
                case DQUOTED:
                case TEXT:
                case KEY_SIMPLE:
                        match (current_token);
                        txt = expand (token_txt);
                        mime_add_charset (txt);
                        return 0;

                default:
                        return 1;
        }
}



static int
translate_command (void)
{
        if (match (KW_TRANSLATE))
                return 1;

        if (translate_charset ())
                return 1;

        if (translate_charset ())
                return 1;

        return match (EOL);
}



static char *
mime_value (void)
{
        char *txt;

        switch (current_token){

                case IDENTIFIER:
                case SQUOTED:
                case DQUOTED:
                case TEXT:
                case KEY_SIMPLE:
                        match (current_token);
                        txt = expand (token_txt);
                        return txt;

                default:
                        return NULL;
        }
}



static int
mime_command (void)
{
        char *type;
        char *re;
        
        if (match (KW_MIME))
                return 1;

        type = mime_value ();
        if (type == NULL)
                return 1;

        re = mime_value ();
        if (re == NULL)
                return 1;
        
        mime_register_type (type, re);
        return match (EOL);
}



static int
handler_command (void)
{
        char *type;
        char *handler;
        
        if (match (KW_HANDLER))
                return 1;

        type = mime_value ();
        if (type == NULL)
                return 1;

        handler = mime_value ();
        if (handler == NULL)
                return 1;

        mime_register_handler (type, handler);
        return match (EOL);
}



static int
property_arg (void)
{
        switch (current_token){

                case TEXT:
                case IDENTIFIER:
                        match (current_token);
                        property_add_arg (token_txt);
                        return 0;

                case EOL:
                        match (EOL);
                        return 0;
                
                default:
                        return 1;
        }
}



static int
property_args (void)
{
        do {
                if (property_arg ())
                        return 1;
        }
        while (current_token == TEXT || current_token == IDENTIFIER
               || current_token == EOL);

        return 0;
}



static int
property_rule_cond (void)
{
        char *txt;
        
        switch (current_token){

                case SQUOTED:
                        match (SQUOTED);
                        txt = expand (token_txt);
                        property_add_cond_str (txt);
                        xfree (txt);
                        return 0;

                case DQUOTED:
                        match (DQUOTED);
                        txt = expand (token_txt);
                        property_add_cond_re (txt);
                        xfree (txt);
                        return 0;

                case EOL:
                        match (EOL);
                        return 0;
                
                default:
                        return 1;
        }
}



static int
property_rule_conds (void)
{
        do {
                if (property_rule_cond ())
                        return 1;
        }
        while (current_token == SQUOTED || current_token == DQUOTED
               || current_token == EOL);

        return 0;
}



static int
property_rule_val (void)
{
        char *txt;
        
        switch (current_token){
                
                case IDENTIFIER:
                case TEXT:
                case SQUOTED:
                case DQUOTED:
                case KEY_SIMPLE:
                        match (current_token);
                        txt = expand (token_txt);
                        property_add_value (txt);
                        return 0;

                default:
                        return 1;
        }
}



static int
property_rule (void)
{
        if (property_rule_conds ())
                return 1;

        if (match (ARROW))
                return 1;

        if (property_rule_val ())
                return 1;

        return match (EOL);
}



static int
property_body (void)
{
        do {
                if (property_rule ())
                        return 1;
        }
        while (current_token == SQUOTED || current_token == DQUOTED
               || current_token == EOL);

        return 0;
}



static int
property_name (void)
{
        switch (current_token){

                case IDENTIFIER:
                case TEXT:
                        match (current_token);
                        property_new (token_txt);
                        return 0;

                default:
                        return 1;
        }
}



static int
property_command (void)
{
        if (match (KW_PROPERTY))
                return 1;

        if (property_name ())
                return 1;

        if (match ('('))
                return 1;

        if (property_args ())
                return 1;

        if (match (')'))
                return 1;

        if (match ('{'))
                return 1;

        if (match (EOL))
                return 1;
        
        if (property_body ())
                return 1;

        if (match ('}'))
                return 1;

        return 0;
}



static int
macro_comment (void)
{
        char *txt;
        
        switch (current_token){

                case SQUOTED:
                case DQUOTED:
                        match (current_token);
                        txt = expand (token_txt);
                        exec_macro_comment (txt);
                        return match (EOL);

                default:
                        return 0;
        }
}


static int
macro_instruction (void)
{
        switch (current_token){

                case IDENTIFIER:
                        match (IDENTIFIER);
                        exec_macro_add_hook (token_txt);
                        return match (EOL);

                case EOL:
                        match (EOL);
                        return 0;

                default:
                        return 1;
        }
}



static int
macro_body (void)
{
        do {
                if (macro_instruction ())
                        return 1;
        }
        while (current_token == IDENTIFIER || current_token == EOL);

        return 0;
}



static int
macro_command (void)
{
        if (match (KW_MACRO))
                return 1;

        if (match (IDENTIFIER))
                return 1;

        exec_new_macro (token_txt);

        if (match ('{'))
                return 1;

        if (match (EOL))
                return 1;

        if (macro_comment ())
                return 1;
        
        if (macro_body ())
                return 1;

        exec_macro_commit ();
        
        if (match ('}'))
                return 1;
        
        return 0;
}



static int
command (void)
{
        switch (current_token){

                case KW_SET:
                        return set_command ();

                case KW_HOOK:
                        return hook_command ();

                case KW_KEY:
                        return key_command ();

                case KW_ADDR:
                        return addr_command ();

                case KW_INCLUDE:
                        return include_command ();

                case KW_RULE:
                        return rule_command ();

                case KW_TRANSLATE:
                        return translate_command ();

                case KW_MIME:
                        return mime_command ();

                case KW_HANDLER:
                        return handler_command ();

                case KW_PROPERTY:
                        return property_command ();

                case KW_MACRO:
                        return macro_command ();

                case EOL:
                        return match (EOL);

                default:
                        return 1;
        }
}


static int
command_list (void)
{
        while (current_token != EOF){
                if (command ()){
                        return 1;
                }
        }
        return 0;
}



static int
parse (void)
{
        if (command_list ()){
                parse_error ();
                return 1;
        }
        return match (EOF);
}

/****************************************************************************
 *    INTERFACE CLASS BODIES
 ****************************************************************************/
/****************************************************************************
 *
 *    END MODULE confread.l
 *
 ****************************************************************************/


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