#line 2 "scan-skel.c"

#line 4 "scan-skel.c"

#define  YY_INT_ALIGNED short int

/* A lexical scanner generated by flex */

/* %not-for-header */

/* %if-c-only */
/* %if-not-reentrant */
#define yy_create_buffer skel__create_buffer
#define yy_delete_buffer skel__delete_buffer
#define yy_flex_debug skel__flex_debug
#define yy_init_buffer skel__init_buffer
#define yy_flush_buffer skel__flush_buffer
#define yy_load_buffer_state skel__load_buffer_state
#define yy_switch_to_buffer skel__switch_to_buffer
#define yyin skel_in
#define yyleng skel_leng
#define yylex skel_lex
#define yylineno skel_lineno
#define yyout skel_out
#define yyrestart skel_restart
#define yytext skel_text
#define yywrap skel_wrap
#define yyalloc skel_alloc
#define yyrealloc skel_realloc
#define yyfree skel_free

/* %endif */
/* %endif */
/* %ok-for-header */

#define FLEX_SCANNER
#define YY_FLEX_MAJOR_VERSION 2
#define YY_FLEX_MINOR_VERSION 5
#define YY_FLEX_SUBMINOR_VERSION 37
#if YY_FLEX_SUBMINOR_VERSION > 0
#define FLEX_BETA
#endif

/* %if-c++-only */
/* %endif */

/* %if-c-only */
    
/* %endif */

/* %if-c-only */

/* %endif */

/* First, we deal with  platform-specific or compiler-specific issues. */

/* begin standard C headers. */
/* %if-c-only */
#include <stdio.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
/* %endif */

/* %if-tables-serialization */
/* %endif */
/* end standard C headers. */

/* %if-c-or-c++ */
/* flex integer type definitions */

#ifndef FLEXINT_H
#define FLEXINT_H

/* C99 systems have <inttypes.h>. Non-C99 systems may or may not. */

#if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L

/* C99 says to define __STDC_LIMIT_MACROS before including stdint.h,
 * if you want the limit (max/min) macros for int types. 
 */
#ifndef __STDC_LIMIT_MACROS
#define __STDC_LIMIT_MACROS 1
#endif

#include <inttypes.h>
typedef int8_t flex_int8_t;
typedef uint8_t flex_uint8_t;
typedef int16_t flex_int16_t;
typedef uint16_t flex_uint16_t;
typedef int32_t flex_int32_t;
typedef uint32_t flex_uint32_t;
#else
typedef signed char flex_int8_t;
typedef short int flex_int16_t;
typedef int flex_int32_t;
typedef unsigned char flex_uint8_t; 
typedef unsigned short int flex_uint16_t;
typedef unsigned int flex_uint32_t;

/* Limits of integral types. */
#ifndef INT8_MIN
#define INT8_MIN               (-128)
#endif
#ifndef INT16_MIN
#define INT16_MIN              (-32767-1)
#endif
#ifndef INT32_MIN
#define INT32_MIN              (-2147483647-1)
#endif
#ifndef INT8_MAX
#define INT8_MAX               (127)
#endif
#ifndef INT16_MAX
#define INT16_MAX              (32767)
#endif
#ifndef INT32_MAX
#define INT32_MAX              (2147483647)
#endif
#ifndef UINT8_MAX
#define UINT8_MAX              (255U)
#endif
#ifndef UINT16_MAX
#define UINT16_MAX             (65535U)
#endif
#ifndef UINT32_MAX
#define UINT32_MAX             (4294967295U)
#endif

#endif /* ! C99 */

#endif /* ! FLEXINT_H */

/* %endif */

/* %if-c++-only */
/* %endif */

#ifdef __cplusplus

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

#else	/* ! __cplusplus */

/* C99 requires __STDC__ to be defined as 1. */
#if defined (__STDC__)

#define YY_USE_CONST

#endif	/* defined (__STDC__) */
#endif	/* ! __cplusplus */

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

/* %not-for-header */

/* Returned upon end-of-file. */
#define YY_NULL 0
/* %ok-for-header */

/* %not-for-header */

/* 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)
/* %ok-for-header */

/* %if-reentrant */
/* %endif */

/* %if-not-reentrant */

/* %endif */

/* 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 skel_restart(skel_in  )

#define YY_END_OF_BUFFER_CHAR 0

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

/* The state buf must be large enough to hold one state per character in the main buffer.
 */
#define YY_STATE_BUF_SIZE   ((YY_BUF_SIZE + 2) * sizeof(yy_state_type))

#ifndef YY_TYPEDEF_YY_BUFFER_STATE
#define YY_TYPEDEF_YY_BUFFER_STATE
typedef struct yy_buffer_state *YY_BUFFER_STATE;
#endif

#ifndef YY_TYPEDEF_YY_SIZE_T
#define YY_TYPEDEF_YY_SIZE_T
typedef size_t yy_size_t;
#endif

/* %if-not-reentrant */
extern yy_size_t skel_leng;
/* %endif */

/* %if-c-only */
/* %if-not-reentrant */
extern FILE *skel_in, *skel_out;
/* %endif */
/* %endif */

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

    #define YY_LESS_LINENO(n)
    
/* Return all but the first "n" matched characters back to the input stream. */
#define yyless(n) \
	do \
		{ \
		/* Undo effects of setting up skel_text. */ \
        int yyless_macro_arg = (n); \
        YY_LESS_LINENO(yyless_macro_arg);\
		*yy_cp = (yy_hold_char); \
		YY_RESTORE_YY_MORE_OFFSET \
		(yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \
		YY_DO_BEFORE_ACTION; /* set up skel_text again */ \
		} \
	while ( 0 )

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

#ifndef YY_STRUCT_YY_BUFFER_STATE
#define YY_STRUCT_YY_BUFFER_STATE
struct yy_buffer_state
	{
/* %if-c-only */
	FILE *yy_input_file;
/* %endif */

/* %if-c++-only */
/* %endif */

	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.
	 */
	yy_size_t 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;

    int yy_bs_lineno; /**< The line count. */
    int yy_bs_column; /**< The column count. */
    
	/* 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 skel_restart()), so that the user can continue scanning by
	 * just pointing skel_in at a new input file.
	 */
#define YY_BUFFER_EOF_PENDING 2

	};
#endif /* !YY_STRUCT_YY_BUFFER_STATE */

/* %if-c-only Standard (non-C++) definition */
/* %not-for-header */

/* %if-not-reentrant */

/* Stack of input buffers. */
static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */
static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */
static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */
/* %endif */
/* %ok-for-header */

/* %endif */

/* 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".
 *
 * Returns the top of the stack, or NULL.
 */
#define YY_CURRENT_BUFFER ( (yy_buffer_stack) \
                          ? (yy_buffer_stack)[(yy_buffer_stack_top)] \
                          : NULL)

/* Same as previous macro, but useful when we know that the buffer stack is not
 * NULL or when we need an lvalue. For internal use only.
 */
#define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)]

/* %if-c-only Standard (non-C++) definition */

/* %if-not-reentrant */
/* %not-for-header */

/* yy_hold_char holds the character lost when skel_text is formed. */
static char yy_hold_char;
static yy_size_t yy_n_chars;		/* number of characters read into yy_ch_buf */
yy_size_t skel_leng;

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

/* Flag which is used to allow skel_wrap()'s to do buffer switches
 * instead of setting up a fresh skel_in.  A bit of a hack ...
 */
static int yy_did_buffer_switch_on_eof;
/* %ok-for-header */

/* %endif */

void skel_restart (FILE *input_file  );
void skel__switch_to_buffer (YY_BUFFER_STATE new_buffer  );
YY_BUFFER_STATE skel__create_buffer (FILE *file,int size  );
void skel__delete_buffer (YY_BUFFER_STATE b  );
void skel__flush_buffer (YY_BUFFER_STATE b  );
void skel_push_buffer_state (YY_BUFFER_STATE new_buffer  );
void skel_pop_buffer_state (void );

static void skel_ensure_buffer_stack (void );
static void skel__load_buffer_state (void );
static void skel__init_buffer (YY_BUFFER_STATE b,FILE *file  );

#define YY_FLUSH_BUFFER skel__flush_buffer(YY_CURRENT_BUFFER )

YY_BUFFER_STATE skel__scan_buffer (char *base,yy_size_t size  );
YY_BUFFER_STATE skel__scan_string (yyconst char *yy_str  );
YY_BUFFER_STATE skel__scan_bytes (yyconst char *bytes,yy_size_t len  );

/* %endif */

void *skel_alloc (yy_size_t  );
void *skel_realloc (void *,yy_size_t  );
void skel_free (void *  );

#define yy_new_buffer skel__create_buffer

#define yy_set_interactive(is_interactive) \
	{ \
	if ( ! YY_CURRENT_BUFFER ){ \
        skel_ensure_buffer_stack (); \
		YY_CURRENT_BUFFER_LVALUE =    \
            skel__create_buffer(skel_in,YY_BUF_SIZE ); \
	} \
	YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \
	}

#define yy_set_bol(at_bol) \
	{ \
	if ( ! YY_CURRENT_BUFFER ){\
        skel_ensure_buffer_stack (); \
		YY_CURRENT_BUFFER_LVALUE =    \
            skel__create_buffer(skel_in,YY_BUF_SIZE ); \
	} \
	YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \
	}

#define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol)

/* %% [1.0] skel_text/skel_in/skel_out/yy_state_type/skel_lineno etc. def's & init go here */
/* Begin user sect3 */

#define skel_wrap() 1
#define YY_SKIP_YYWRAP

#define FLEX_DEBUG

typedef unsigned char YY_CHAR;

FILE *skel_in = (FILE *) 0, *skel_out = (FILE *) 0;

typedef int yy_state_type;

extern int skel_lineno;

int skel_lineno = 1;

extern char *skel_text;
#define yytext_ptr skel_text

/* %if-c-only Standard (non-C++) definition */

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

/* %endif */

/* Done after the current pattern has been matched and before the
 * corresponding action - sets up skel_text.
 */
#define YY_DO_BEFORE_ACTION \
	(yytext_ptr) = yy_bp; \
/* %% [2.0] code to fiddle skel_text and skel_leng for yymore() goes here \ */\
	skel_leng = (size_t) (yy_cp - yy_bp); \
	(yy_hold_char) = *yy_cp; \
	*yy_cp = '\0'; \
/* %% [3.0] code to copy yytext_ptr to skel_text[] goes here, if %array \ */\
	(yy_c_buf_p) = yy_cp;

/* %% [4.0] data tables for the DFA and the user's section 1 definitions go here */
#define YY_NUM_RULES 22
#define YY_END_OF_BUFFER 23
/* This struct is not used in this scanner,
   but its presence is necessary. */
struct yy_trans_info
	{
	flex_int32_t yy_verify;
	flex_int32_t yy_nxt;
	};
static yyconst flex_int16_t yy_accept[45] =
    {   0,
        0,    0,    0,    0,    0,    0,   23,   11,   10,    9,
       12,   19,   21,   20,   20,   11,    9,    5,    1,    9,
        4,    9,    2,    3,   12,   19,   17,   18,   13,   16,
       14,   15,    8,    9,    9,    9,    9,    9,    9,    9,
        9,    7,    6,    0
    } ;

static yyconst flex_int32_t yy_ec[256] =
    {   0,
        1,    1,    1,    1,    1,    1,    1,    1,    2,    3,
        1,    1,    2,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    2,    1,    1,    1,    1,    1,    1,    1,    4,
        5,    1,    1,    5,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
        1,    1,    1,    6,    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,    7,    8,    7,    7,    7,    7,

        9,   10,    7,    7,   11,    7,    7,   12,    7,   13,
       14,    7,    7,    7,    7,    7,    7,    7,    7,    7,
        7,    7,   15,    1,   16,    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 flex_int32_t yy_meta[17] =
    {   0,
        1,    1,    2,    3,    1,    4,    1,    5,    1,    1,
        1,    1,    1,    1,    5,    5
    } ;

static yyconst flex_int16_t yy_base[53] =
    {   0,
        0,    1,   60,   26,    6,    8,   29,    0,  105,   11,
        0,   25,  105,  105,  105,    0,    0,  105,  105,   41,
      105,   46,  105,  105,    0,  105,  105,  105,  105,  105,
      105,  105,  105,   60,    4,   23,   25,   28,   43,   38,
       57,  105,  105,  105,   71,   76,   81,   86,   91,   96,
        0,  101
    } ;

static yyconst flex_int16_t yy_def[53] =
    {   0,
       45,   45,   46,   46,   47,   47,   44,   48,   44,   44,
       49,   50,   44,   44,   44,   48,   51,   44,   44,   52,
       44,   44,   44,   44,   49,   44,   44,   44,   44,   44,
       44,   44,   44,   52,   34,   34,   34,   34,   34,   34,
       34,   44,   44,    0,   44,   44,   44,   44,   44,   44,
       44,   44
    } ;

static yyconst flex_int16_t yy_nxt[122] =
    {   0,
       17,   44,    9,    9,   44,   10,   10,   14,   15,   14,
       15,   17,   17,   18,   37,   17,   19,   20,   21,   20,
       20,   20,   20,   20,   22,   23,   24,   27,   44,   28,
       29,   12,   30,   20,   38,   20,   40,   39,   20,   31,
       32,   17,   17,   42,   33,   17,   17,   17,   20,   33,
       17,   41,   20,   20,   20,   34,   20,   35,   20,   20,
       17,   17,   43,   33,   17,   12,   44,   20,   44,   44,
       36,    8,    8,    8,    8,    8,   11,   11,   11,   11,
       11,   13,   13,   13,   13,   13,   16,   44,   16,   44,
       16,   25,   25,   25,   44,   25,   26,   26,   26,   26,

       26,   20,   44,   20,    7,   44,   44,   44,   44,   44,
       44,   44,   44,   44,   44,   44,   44,   44,   44,   44,
       44
    } ;

static yyconst flex_int16_t yy_chk[122] =
    {   0,
       51,    0,    1,    2,    0,    1,    2,    5,    5,    6,
        6,   10,   10,   10,   35,   10,   10,   10,   10,   10,
       10,   10,   10,   10,   10,   10,   10,   12,    7,   12,
       12,    4,   12,   36,   36,   37,   38,   37,   38,   12,
       12,   20,   20,   40,   20,   20,   22,   22,   40,   22,
       22,   39,   22,   39,   22,   22,   22,   22,   22,   22,
       34,   34,   41,   34,   34,    3,    0,   41,    0,    0,
       34,   45,   45,   45,   45,   45,   46,   46,   46,   46,
       46,   47,   47,   47,   47,   47,   48,    0,   48,    0,
       48,   49,   49,   49,    0,   49,   50,   50,   50,   50,

       50,   52,    0,   52,   44,   44,   44,   44,   44,   44,
       44,   44,   44,   44,   44,   44,   44,   44,   44,   44,
       44
    } ;

static yy_state_type yy_last_accepting_state;
static char *yy_last_accepting_cpos;

extern int skel__flex_debug;
int skel__flex_debug = 1;

static yyconst flex_int16_t yy_rule_linenum[22] =
    {   0,
       72,   73,   74,   75,   76,   78,   79,   81,   90,   91,
       92,  105,  107,  108,  109,  110,  111,  113,  134,  139,
      140
    } ;

/* 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 *skel_text;
#line 1 "scan-skel.l"
/* Scan Bison Skeletons.                                       -*- C -*-

   Copyright (C) 2001-2007, 2009-2012 Free Software Foundation, Inc.

   This file is part of Bison, the GNU Compiler Compiler.

   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, either version 3 of the License, or
   (at your option) any later version.

   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, see <http://www.gnu.org/licenses/>.  */
#define YY_NO_INPUT 1
#line 24 "scan-skel.l"
/* Work around a bug in flex 2.5.31.  See Debian bug 333231
   <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=333231>.  */
#undef skel_wrap
#define skel_wrap() 1

#define FLEX_PREFIX(Id) skel_ ## Id
#include "flex-scanner.h"

#include <dirname.h>
#include <error.h>
#include <quotearg.h>

#include "complain.h"
#include "getargs.h"
#include "files.h"
#include "scan-skel.h"

#define YY_DECL static int skel_lex (void)
YY_DECL;

#define QPUTS(String) \
   fputs (quotearg_style (c_quoting_style, String), skel_out)

static void at_directive_perform (int at_directive_argc,
                                  char *at_directive_argv[],
                                  char **outnamep, int *out_linenop);
static void fail_for_at_directive_too_many_args (char const *at_directive_name);
static void fail_for_at_directive_too_few_args (char const *at_directive_name);
static void fail_for_invalid_at (char const *at);


#line 654 "scan-skel.c"

#define INITIAL 0
#define SC_AT_DIRECTIVE_ARGS 1
#define SC_AT_DIRECTIVE_SKIP_WS 2

#ifndef YY_NO_UNISTD_H
/* Special case for "unistd.h", since it is non-ANSI. We include it way
 * down here because we want the user's section 1 to have been scanned first.
 * The user has a chance to override it with an option.
 */
/* %if-c-only */
#include <unistd.h>
/* %endif */
/* %if-c++-only */
/* %endif */
#endif

#ifndef YY_EXTRA_TYPE
#define YY_EXTRA_TYPE void *
#endif

/* %if-c-only Reentrant structure and macros (non-C++). */
/* %if-reentrant */
/* %if-c-only */

static int yy_init_globals (void );

/* %endif */
/* %if-reentrant */
/* %endif */
/* %endif End reentrant structures and macros. */

/* Accessor methods to globals.
   These are made visible to non-reentrant scanners for convenience. */

int skel_lex_destroy (void );

int skel_get_debug (void );

void skel_set_debug (int debug_flag  );

YY_EXTRA_TYPE skel_get_extra (void );

void skel_set_extra (YY_EXTRA_TYPE user_defined  );

FILE *skel_get_in (void );

void skel_set_in  (FILE * in_str  );

FILE *skel_get_out (void );

void skel_set_out  (FILE * out_str  );

yy_size_t skel_get_leng (void );

char *skel_get_text (void );

int skel_get_lineno (void );

void skel_set_lineno (int line_number  );

/* %if-bison-bridge */
/* %endif */

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

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

/* %not-for-header */

/* %ok-for-header */

/* %endif */

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

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

#ifndef YY_NO_INPUT
/* %if-c-only Standard (non-C++) definition */
/* %not-for-header */

#ifdef __cplusplus
static int yyinput (void );
#else
static int input (void );
#endif
/* %ok-for-header */

/* %endif */
#endif

/* %if-c-only */

/* %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
/* %if-c-only Standard (non-C++) definition */
/* This used to be an fputs(), but since the string might contain NUL's,
 * we now use fwrite().
 */
#define ECHO do { if (fwrite( skel_text, skel_leng, 1, skel_out )) {} } while (0)
/* %endif */
/* %if-c++-only C++ definition */
/* %endif */
#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) \
/* %% [5.0] fread()/read() definition of YY_INPUT goes here unless we're doing C++ \ */\
	if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
		{ \
		int c = '*'; \
		size_t n; \
		for ( n = 0; n < max_size && \
			     (c = getc( skel_in )) != EOF && c != '\n'; ++n ) \
			buf[n] = (char) c; \
		if ( c == '\n' ) \
			buf[n++] = (char) c; \
		if ( c == EOF && ferror( skel_in ) ) \
			YY_FATAL_ERROR( "input in flex scanner failed" ); \
		result = n; \
		} \
	else \
		{ \
		errno=0; \
		while ( (result = fread(buf, 1, max_size, skel_in))==0 && ferror(skel_in)) \
			{ \
			if( errno != EINTR) \
				{ \
				YY_FATAL_ERROR( "input in flex scanner failed" ); \
				break; \
				} \
			errno=0; \
			clearerr(skel_in); \
			} \
		}\
\
/* %if-c++-only C++ definition \ */\
/* %endif */

#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
/* %if-c-only */
#define YY_FATAL_ERROR(msg) yy_fatal_error( msg )
/* %endif */
/* %if-c++-only */
/* %endif */
#endif

/* %if-tables-serialization structures and prototypes */
/* %not-for-header */

/* %ok-for-header */

/* %not-for-header */

/* %tables-yydmap generated elements */
/* %endif */
/* end tables serialization structures and prototypes */

/* %ok-for-header */

/* Default declaration of generated scanner - a define so the user can
 * easily add parameters.
 */
#ifndef YY_DECL
#define YY_DECL_IS_OURS 1
/* %if-c-only Standard (non-C++) definition */

extern int skel_lex (void);

#define YY_DECL int skel_lex (void)
/* %endif */
/* %if-c++-only C++ definition */
/* %endif */
#endif /* !YY_DECL */

/* Code executed at the beginning of each rule, after skel_text and skel_leng
 * 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

/* %% [6.0] YY_RULE_SETUP definition goes here */
#define YY_RULE_SETUP \
	YY_USER_ACTION

/* %not-for-header */

/** The main scanner function which does all the work.
 */
YY_DECL
{
	register yy_state_type yy_current_state;
	register char *yy_cp, *yy_bp;
	register int yy_act;
    
/* %% [7.0] user's declarations go here */
#line 58 "scan-skel.l"


  int out_lineno PACIFY_CC (= 0);
  char *outname = NULL;

  /* Currently, only the @warn, @complain, @fatal, @warn_at, @complain_at, and
     @fatal_at directives take multiple arguments, and the last three already
     can't take more than 7.  at_directive_argv[0] is the directive name.  */
  #define AT_DIRECTIVE_ARGC_MAX 8
  int at_directive_argc = 0;
  char *at_directive_argv[AT_DIRECTIVE_ARGC_MAX];


#line 911 "scan-skel.c"

	if ( !(yy_init) )
		{
		(yy_init) = 1;

#ifdef YY_USER_INIT
		YY_USER_INIT;
#endif

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

		if ( ! skel_in )
/* %if-c-only */
			skel_in = stdin;
/* %endif */
/* %if-c++-only */
/* %endif */

		if ( ! skel_out )
/* %if-c-only */
			skel_out = stdout;
/* %endif */
/* %if-c++-only */
/* %endif */

		if ( ! YY_CURRENT_BUFFER ) {
			skel_ensure_buffer_stack ();
			YY_CURRENT_BUFFER_LVALUE =
				skel__create_buffer(skel_in,YY_BUF_SIZE );
		}

		skel__load_buffer_state( );
		}

	while ( 1 )		/* loops until end-of-file is reached */
		{
/* %% [8.0] yymore()-related code goes here */
		yy_cp = (yy_c_buf_p);

		/* Support of skel_text. */
		*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;

/* %% [9.0] code to set up and find next match goes here */
		yy_current_state = (yy_start);
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 >= 45 )
					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_current_state != 44 );
		yy_cp = (yy_last_accepting_cpos);
		yy_current_state = (yy_last_accepting_state);

yy_find_action:
/* %% [10.0] code to find the action number goes here */
		yy_act = yy_accept[yy_current_state];

		YY_DO_BEFORE_ACTION;

/* %% [11.0] code for skel_lineno update goes here */

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

/* %% [12.0] debug code goes here */
		if ( skel__flex_debug )
			{
			if ( yy_act == 0 )
				fprintf( stderr, "--scanner backing up\n" );
			else if ( yy_act < 22 )
				fprintf( stderr, "--accepting rule at line %ld (\"%s\")\n",
				         (long)yy_rule_linenum[yy_act], skel_text );
			else if ( yy_act == 22 )
				fprintf( stderr, "--accepting default rule (\"%s\")\n",
				         skel_text );
			else if ( yy_act == 23 )
				fprintf( stderr, "--(end of buffer or a NUL)\n" );
			else
				fprintf( stderr, "--EOF (start condition %d)\n", YY_START );
			}

		switch ( yy_act )
	{ /* beginning of action switch */
/* %% [13.0] actions go here */
			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 72 "scan-skel.l"
fputc ('@', skel_out);
	YY_BREAK
case 2:
YY_RULE_SETUP
#line 73 "scan-skel.l"
fputc ('[', skel_out);
	YY_BREAK
case 3:
YY_RULE_SETUP
#line 74 "scan-skel.l"
fputc (']', skel_out);
	YY_BREAK
case 4:
YY_RULE_SETUP
#line 75 "scan-skel.l"
continue;  /* Used by b4_cat in ../data/bison.m4.  */
	YY_BREAK
case 5:
/* rule 5 can match eol */
YY_RULE_SETUP
#line 76 "scan-skel.l"
continue;
	YY_BREAK
case 6:
YY_RULE_SETUP
#line 78 "scan-skel.l"
fprintf (skel_out, "%d", out_lineno + 1);
	YY_BREAK
case 7:
YY_RULE_SETUP
#line 79 "scan-skel.l"
QPUTS (outname);
	YY_BREAK
case 8:
YY_RULE_SETUP
#line 81 "scan-skel.l"
{
  skel_text[skel_leng-1] = '\0';
  obstack_grow (&obstack_for_string, skel_text, skel_leng);
  at_directive_argv[at_directive_argc++] =
    obstack_finish (&obstack_for_string);
  BEGIN SC_AT_DIRECTIVE_ARGS;
}
	YY_BREAK
/* This pattern must not match more than the previous @ patterns. */
case 9:
YY_RULE_SETUP
#line 90 "scan-skel.l"
fail_for_invalid_at (skel_text);
	YY_BREAK
case 10:
/* rule 10 can match eol */
YY_RULE_SETUP
#line 91 "scan-skel.l"
out_lineno++; ECHO;
	YY_BREAK
case 11:
YY_RULE_SETUP
#line 92 "scan-skel.l"
ECHO;
	YY_BREAK
case YY_STATE_EOF(INITIAL):
#line 94 "scan-skel.l"
{
  if (outname)
    {
      free (outname);
      xfclose (skel_out);
    }
  return EOF;
}
	YY_BREAK


case 12:
/* rule 12 can match eol */
YY_RULE_SETUP
#line 105 "scan-skel.l"
STRING_GROW;
	YY_BREAK
case 13:
YY_RULE_SETUP
#line 107 "scan-skel.l"
obstack_1grow (&obstack_for_string, '@');
	YY_BREAK
case 14:
YY_RULE_SETUP
#line 108 "scan-skel.l"
obstack_1grow (&obstack_for_string, '[');
	YY_BREAK
case 15:
YY_RULE_SETUP
#line 109 "scan-skel.l"
obstack_1grow (&obstack_for_string, ']');
	YY_BREAK
case 16:
YY_RULE_SETUP
#line 110 "scan-skel.l"
continue; /* For starting an argument that begins with whitespace. */
	YY_BREAK
case 17:
/* rule 17 can match eol */
YY_RULE_SETUP
#line 111 "scan-skel.l"
continue;
	YY_BREAK
case 18:
YY_RULE_SETUP
#line 113 "scan-skel.l"
{
    if (at_directive_argc >= AT_DIRECTIVE_ARGC_MAX)
      fail_for_at_directive_too_many_args (at_directive_argv[0]);

    obstack_1grow (&obstack_for_string, '\0');
    at_directive_argv[at_directive_argc++] =
      obstack_finish (&obstack_for_string);

    /* Like M4, skip whitespace after a comma.  */
    if (skel_text[1] == ',')
      BEGIN SC_AT_DIRECTIVE_SKIP_WS;
    else
      {
        at_directive_perform (at_directive_argc, at_directive_argv,
                              &outname, &out_lineno);
        obstack_free (&obstack_for_string, at_directive_argv[0]);
        at_directive_argc = 0;
        BEGIN INITIAL;
      }
  }
	YY_BREAK
case 19:
YY_RULE_SETUP
#line 134 "scan-skel.l"
fail_for_invalid_at (skel_text);
	YY_BREAK


case 20:
/* rule 20 can match eol */
YY_RULE_SETUP
#line 139 "scan-skel.l"
continue;
	YY_BREAK
case 21:
YY_RULE_SETUP
#line 140 "scan-skel.l"
{ yyless (0); BEGIN SC_AT_DIRECTIVE_ARGS; }
	YY_BREAK


case YY_STATE_EOF(SC_AT_DIRECTIVE_ARGS):
case YY_STATE_EOF(SC_AT_DIRECTIVE_SKIP_WS):
#line 145 "scan-skel.l"
{
    fatal (_("unclosed %s directive in skeleton"), at_directive_argv[0]);
  }
	YY_BREAK

case 22:
YY_RULE_SETUP
#line 150 "scan-skel.l"
YY_FATAL_ERROR( "flex scanner jammed" );
	YY_BREAK
#line 1189 "scan-skel.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_LVALUE->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 skel_in at a new source and called
			 * skel_lex().  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_LVALUE->yy_n_chars;
			YY_CURRENT_BUFFER_LVALUE->yy_input_file = skel_in;
			YY_CURRENT_BUFFER_LVALUE->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_LVALUE->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
				{
/* %% [14.0] code to do back-up for compressed tables and set up yy_cp goes here */
				yy_cp = (yy_last_accepting_cpos);
				yy_current_state = (yy_last_accepting_state);
				goto yy_find_action;
				}
			}

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

				if ( skel_wrap( ) )
					{
					/* Note: because we've taken care in
					 * yy_get_next_buffer() to have set up
					 * skel_text, 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_LVALUE->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 skel_lex */
/* %ok-for-header */

/* %if-c++-only */
/* %not-for-header */

/* %ok-for-header */

/* %endif */

/* 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
 */
/* %if-c-only */
static int yy_get_next_buffer (void)
/* %endif */
/* %if-c++-only */
/* %endif */
{
    	register char *dest = YY_CURRENT_BUFFER_LVALUE->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_LVALUE->yy_ch_buf[(yy_n_chars) + 1] )
		YY_FATAL_ERROR(
		"fatal flex scanner internal error--end of buffer missed" );

	if ( YY_CURRENT_BUFFER_LVALUE->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_LVALUE->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_LVALUE->yy_n_chars = (yy_n_chars) = 0;

	else
		{
			yy_size_t num_to_read =
			YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1;

		while ( num_to_read <= 0 )
			{ /* Not enough room in the buffer - grow it. */

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

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

			if ( b->yy_is_our_buffer )
				{
				yy_size_t 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. */
					skel_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_LVALUE->yy_buf_size -
						number_to_move - 1;

			}

		if ( num_to_read > YY_READ_BUF_SIZE )
			num_to_read = YY_READ_BUF_SIZE;

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

		YY_CURRENT_BUFFER_LVALUE->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;
			skel_restart(skel_in  );
			}

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

	else
		ret_val = EOB_ACT_CONTINUE_SCAN;

	if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) {
		/* Extend the array by 50%, plus the number we really need. */
		yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1);
		YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) skel_realloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size  );
		if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf )
			YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" );
	}

	(yy_n_chars) += number_to_move;
	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR;
	YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR;

	(yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0];

	return ret_val;
}

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

/* %if-c-only */
/* %not-for-header */

    static yy_state_type yy_get_previous_state (void)
/* %endif */
/* %if-c++-only */
/* %endif */
{
	register yy_state_type yy_current_state;
	register char *yy_cp;
    
/* %% [15.0] code to get the start state into yy_current_state goes here */
	yy_current_state = (yy_start);

	for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp )
		{
/* %% [16.0] code to find the next state goes here */
		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 >= 45 )
				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 );
 */
/* %if-c-only */
    static yy_state_type yy_try_NUL_trans  (yy_state_type yy_current_state )
/* %endif */
/* %if-c++-only */
/* %endif */
{
	register int yy_is_jam;
    /* %% [17.0] code to find the next state, and perhaps do backing up, goes here */
	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 >= 45 )
			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 == 44);

		return yy_is_jam ? 0 : yy_current_state;
}

/* %if-c-only */

/* %endif */

/* %if-c-only */
#ifndef YY_NO_INPUT
#ifdef __cplusplus
    static int yyinput (void)
#else
    static int input  (void)
#endif

/* %endif */
/* %if-c++-only */
/* %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_LVALUE->yy_ch_buf[(yy_n_chars)] )
			/* This was really a NUL. */
			*(yy_c_buf_p) = '\0';

		else
			{ /* need more input */
			yy_size_t 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. */
					skel_restart(skel_in );

					/*FALLTHROUGH*/

				case EOB_ACT_END_OF_FILE:
					{
					if ( skel_wrap( ) )
						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 skel_text */
	(yy_hold_char) = *++(yy_c_buf_p);

/* %% [19.0] update BOL and skel_lineno */

	return c;
}
/* %if-c-only */
#endif	/* ifndef YY_NO_INPUT */
/* %endif */

/** Immediately switch to a different input stream.
 * @param input_file A readable stream.
 * 
 * @note This function does not reset the start condition to @c INITIAL .
 */
/* %if-c-only */
    void skel_restart  (FILE * input_file )
/* %endif */
/* %if-c++-only */
/* %endif */
{
    
	if ( ! YY_CURRENT_BUFFER ){
        skel_ensure_buffer_stack ();
		YY_CURRENT_BUFFER_LVALUE =
            skel__create_buffer(skel_in,YY_BUF_SIZE );
	}

	skel__init_buffer(YY_CURRENT_BUFFER,input_file );
	skel__load_buffer_state( );
}

/** Switch to a different input buffer.
 * @param new_buffer The new input buffer.
 * 
 */
/* %if-c-only */
    void skel__switch_to_buffer  (YY_BUFFER_STATE  new_buffer )
/* %endif */
/* %if-c++-only */
/* %endif */
{
    
	/* TODO. We should be able to replace this entire function body
	 * with
	 *		skel_pop_buffer_state();
	 *		skel_push_buffer_state(new_buffer);
     */
	skel_ensure_buffer_stack ();
	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_LVALUE->yy_buf_pos = (yy_c_buf_p);
		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
		}

	YY_CURRENT_BUFFER_LVALUE = new_buffer;
	skel__load_buffer_state( );

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

/* %if-c-only */
static void skel__load_buffer_state  (void)
/* %endif */
/* %if-c++-only */
/* %endif */
{
    	(yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars;
	(yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos;
	skel_in = YY_CURRENT_BUFFER_LVALUE->yy_input_file;
	(yy_hold_char) = *(yy_c_buf_p);
}

/** Allocate and initialize an input buffer state.
 * @param file A readable stream.
 * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE.
 * 
 * @return the allocated buffer state.
 */
/* %if-c-only */
    YY_BUFFER_STATE skel__create_buffer  (FILE * file, int  size )
/* %endif */
/* %if-c++-only */
/* %endif */
{
	YY_BUFFER_STATE b;
    
	b = (YY_BUFFER_STATE) skel_alloc(sizeof( struct yy_buffer_state )  );
	if ( ! b )
		YY_FATAL_ERROR( "out of dynamic memory in skel__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 *) skel_alloc(b->yy_buf_size + 2  );
	if ( ! b->yy_ch_buf )
		YY_FATAL_ERROR( "out of dynamic memory in skel__create_buffer()" );

	b->yy_is_our_buffer = 1;

	skel__init_buffer(b,file );

	return b;
}

/** Destroy the buffer.
 * @param b a buffer created with skel__create_buffer()
 * 
 */
/* %if-c-only */
    void skel__delete_buffer (YY_BUFFER_STATE  b )
/* %endif */
/* %if-c++-only */
/* %endif */
{
    
	if ( ! b )
		return;

	if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */
		YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0;

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

	skel_free((void *) b  );
}

/* Initializes or reinitializes a buffer.
 * This function is sometimes called more than once on the same buffer,
 * such as during a skel_restart() or at EOF.
 */
/* %if-c-only */
    static void skel__init_buffer  (YY_BUFFER_STATE  b, FILE * file )
/* %endif */
/* %if-c++-only */
/* %endif */

{
	int oerrno = errno;
    
	skel__flush_buffer(b );

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

    /* If b is the current buffer, then skel__init_buffer was _probably_
     * called from skel_restart() or through yy_get_next_buffer.
     * In that case, we don't want to reset the lineno or column.
     */
    if (b != YY_CURRENT_BUFFER){
        b->yy_bs_lineno = 1;
        b->yy_bs_column = 0;
    }

/* %if-c-only */

        b->yy_is_interactive = 0;
    
/* %endif */
/* %if-c++-only */
/* %endif */
	errno = oerrno;
}

/** Discard all buffered characters. On the next scan, YY_INPUT will be called.
 * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER.
 * 
 */
/* %if-c-only */
    void skel__flush_buffer (YY_BUFFER_STATE  b )
/* %endif */
/* %if-c++-only */
/* %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 )
		skel__load_buffer_state( );
}

/* %if-c-or-c++ */
/** Pushes the new state onto the stack. The new state becomes
 *  the current state. This function will allocate the stack
 *  if necessary.
 *  @param new_buffer The new state.
 *  
 */
/* %if-c-only */
void skel_push_buffer_state (YY_BUFFER_STATE new_buffer )
/* %endif */
/* %if-c++-only */
/* %endif */
{
    	if (new_buffer == NULL)
		return;

	skel_ensure_buffer_stack();

	/* This block is copied from skel__switch_to_buffer. */
	if ( YY_CURRENT_BUFFER )
		{
		/* Flush out information for old buffer. */
		*(yy_c_buf_p) = (yy_hold_char);
		YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p);
		YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars);
		}

	/* Only push if top exists. Otherwise, replace top. */
	if (YY_CURRENT_BUFFER)
		(yy_buffer_stack_top)++;
	YY_CURRENT_BUFFER_LVALUE = new_buffer;

	/* copied from skel__switch_to_buffer. */
	skel__load_buffer_state( );
	(yy_did_buffer_switch_on_eof) = 1;
}
/* %endif */

/* %if-c-or-c++ */
/** Removes and deletes the top of the stack, if present.
 *  The next element becomes the new top.
 *  
 */
/* %if-c-only */
void skel_pop_buffer_state (void)
/* %endif */
/* %if-c++-only */
/* %endif */
{
    	if (!YY_CURRENT_BUFFER)
		return;

	skel__delete_buffer(YY_CURRENT_BUFFER );
	YY_CURRENT_BUFFER_LVALUE = NULL;
	if ((yy_buffer_stack_top) > 0)
		--(yy_buffer_stack_top);

	if (YY_CURRENT_BUFFER) {
		skel__load_buffer_state( );
		(yy_did_buffer_switch_on_eof) = 1;
	}
}
/* %endif */

/* %if-c-or-c++ */
/* Allocates the stack if it does not exist.
 *  Guarantees space for at least one push.
 */
/* %if-c-only */
static void skel_ensure_buffer_stack (void)
/* %endif */
/* %if-c++-only */
/* %endif */
{
	yy_size_t num_to_alloc;
    
	if (!(yy_buffer_stack)) {

		/* First allocation is just for 2 elements, since we don't know if this
		 * scanner will even need a stack. We use 2 instead of 1 to avoid an
		 * immediate realloc on the next call.
         */
		num_to_alloc = 1;
		(yy_buffer_stack) = (struct yy_buffer_state**)skel_alloc
								(num_to_alloc * sizeof(struct yy_buffer_state*)
								);
		if ( ! (yy_buffer_stack) )
			YY_FATAL_ERROR( "out of dynamic memory in skel_ensure_buffer_stack()" );
								  
		memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*));
				
		(yy_buffer_stack_max) = num_to_alloc;
		(yy_buffer_stack_top) = 0;
		return;
	}

	if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){

		/* Increase the buffer to prepare for a possible push. */
		int grow_size = 8 /* arbitrary grow size */;

		num_to_alloc = (yy_buffer_stack_max) + grow_size;
		(yy_buffer_stack) = (struct yy_buffer_state**)skel_realloc
								((yy_buffer_stack),
								num_to_alloc * sizeof(struct yy_buffer_state*)
								);
		if ( ! (yy_buffer_stack) )
			YY_FATAL_ERROR( "out of dynamic memory in skel_ensure_buffer_stack()" );

		/* zero only the new slots.*/
		memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*));
		(yy_buffer_stack_max) = num_to_alloc;
	}
}
/* %endif */

/* %if-c-only */
/** Setup the input buffer state to scan directly from a user-specified character buffer.
 * @param base the character buffer
 * @param size the size in bytes of the character buffer
 * 
 * @return the newly allocated buffer state object. 
 */
YY_BUFFER_STATE skel__scan_buffer  (char * base, yy_size_t  size )
{
	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) skel_alloc(sizeof( struct yy_buffer_state )  );
	if ( ! b )
		YY_FATAL_ERROR( "out of dynamic memory in skel__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;

	skel__switch_to_buffer(b  );

	return b;
}
/* %endif */

/* %if-c-only */
/** Setup the input buffer state to scan a string. The next call to skel_lex() will
 * scan from a @e copy of @a str.
 * @param yystr a NUL-terminated string to scan
 * 
 * @return the newly allocated buffer state object.
 * @note If you want to scan bytes that may contain NUL values, then use
 *       skel__scan_bytes() instead.
 */
YY_BUFFER_STATE skel__scan_string (yyconst char * yystr )
{
    
	return skel__scan_bytes(yystr,strlen(yystr) );
}
/* %endif */

/* %if-c-only */
/** Setup the input buffer state to scan the given bytes. The next call to skel_lex() will
 * scan from a @e copy of @a bytes.
 * @param yybytes the byte buffer to scan
 * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
 * 
 * @return the newly allocated buffer state object.
 */
YY_BUFFER_STATE skel__scan_bytes  (yyconst char * yybytes, yy_size_t  _yybytes_len )
{
	YY_BUFFER_STATE b;
	char *buf;
	yy_size_t n;
	int i;
    
	/* Get memory for full buffer, including space for trailing EOB's. */
	n = _yybytes_len + 2;
	buf = (char *) skel_alloc(n  );
	if ( ! buf )
		YY_FATAL_ERROR( "out of dynamic memory in skel__scan_bytes()" );

	for ( i = 0; i < _yybytes_len; ++i )
		buf[i] = yybytes[i];

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

	b = skel__scan_buffer(buf,n );
	if ( ! b )
		YY_FATAL_ERROR( "bad buffer in skel__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_EXIT_FAILURE
#define YY_EXIT_FAILURE 2
#endif

/* %if-c-only */
static void yy_fatal_error (yyconst char* msg )
{
    	(void) fprintf( stderr, "%s\n", msg );
	exit( YY_EXIT_FAILURE );
}
/* %endif */
/* %if-c++-only */
/* %endif */

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

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

/* Accessor  methods (get/set functions) to struct members. */

/* %if-c-only */
/* %if-reentrant */
/* %endif */

/** Get the current line number.
 * 
 */
int skel_get_lineno  (void)
{
        
    return skel_lineno;
}

/** Get the input stream.
 * 
 */
FILE *skel_get_in  (void)
{
        return skel_in;
}

/** Get the output stream.
 * 
 */
FILE *skel_get_out  (void)
{
        return skel_out;
}

/** Get the length of the current token.
 * 
 */
yy_size_t skel_get_leng  (void)
{
        return skel_leng;
}

/** Get the current token.
 * 
 */

char *skel_get_text  (void)
{
        return skel_text;
}

/* %if-reentrant */
/* %endif */

/** Set the current line number.
 * @param line_number
 * 
 */
void skel_set_lineno (int  line_number )
{
    
    skel_lineno = line_number;
}

/** Set the input stream. This does not discard the current
 * input buffer.
 * @param in_str A readable stream.
 * 
 * @see skel__switch_to_buffer
 */
void skel_set_in (FILE *  in_str )
{
        skel_in = in_str ;
}

void skel_set_out (FILE *  out_str )
{
        skel_out = out_str ;
}

int skel_get_debug  (void)
{
        return skel__flex_debug;
}

void skel_set_debug (int  bdebug )
{
        skel__flex_debug = bdebug ;
}

/* %endif */

/* %if-reentrant */
/* %if-bison-bridge */
/* %endif */
/* %endif if-c-only */

/* %if-c-only */
static int yy_init_globals (void)
{
        /* Initialization is the same as for the non-reentrant scanner.
     * This function is called from skel_lex_destroy(), so don't allocate here.
     */

    (yy_buffer_stack) = 0;
    (yy_buffer_stack_top) = 0;
    (yy_buffer_stack_max) = 0;
    (yy_c_buf_p) = (char *) 0;
    (yy_init) = 0;
    (yy_start) = 0;

/* Defined in main.c */
#ifdef YY_STDINIT
    skel_in = stdin;
    skel_out = stdout;
#else
    skel_in = (FILE *) 0;
    skel_out = (FILE *) 0;
#endif

    /* For future reference: Set errno on error, since we are called by
     * skel_lex_init()
     */
    return 0;
}
/* %endif */

/* %if-c-only SNIP! this currently causes conflicts with the c++ scanner */
/* skel_lex_destroy is for both reentrant and non-reentrant scanners. */
int skel_lex_destroy  (void)
{
    
    /* Pop the buffer stack, destroying each element. */
	while(YY_CURRENT_BUFFER){
		skel__delete_buffer(YY_CURRENT_BUFFER  );
		YY_CURRENT_BUFFER_LVALUE = NULL;
		skel_pop_buffer_state();
	}

	/* Destroy the stack itself. */
	skel_free((yy_buffer_stack) );
	(yy_buffer_stack) = NULL;

    /* Reset the globals. This is important in a non-reentrant scanner so the next time
     * skel_lex() is called, initialization will occur. */
    yy_init_globals( );

/* %if-reentrant */
/* %endif */
    return 0;
}
/* %endif */

/*
 * Internal utility routines.
 */

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

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

	return n;
}
#endif

void *skel_alloc (yy_size_t  size )
{
	return (void *) malloc( size );
}

void *skel_realloc  (void * ptr, yy_size_t  size )
{
	/* 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 );
}

void skel_free (void * ptr )
{
	free( (char *) ptr );	/* see skel_realloc() for (char *) cast */
}

/* %if-tables-serialization definitions */
/* %define-yytables   The name for this specific scanner's tables. */
#define YYTABLES_NAME "yytables"
/* %endif */

/* %ok-for-header */

#line 150 "scan-skel.l"


/*------------------------.
| Scan a Bison skeleton.  |
`------------------------*/

void
scan_skel (FILE *in)
{
  static bool initialized = false;
  if (!initialized)
    {
      initialized = true;
      obstack_init (&obstack_for_string);
    }
  skel_in = in;
  skel__flex_debug = trace_flag & trace_skeleton;
  skel_lex ();
}

void
skel_scanner_free (void)
{
  obstack_free (&obstack_for_string, 0);
  /* Reclaim Flex's buffers.  */
  skel_lex_destroy ();
}

static void
at_directive_perform (int at_directive_argc,
                      char *at_directive_argv[],
                      char **outnamep, int *out_linenop)
{
  if (0 == strcmp (at_directive_argv[0], "@basename"))
    {
      if (at_directive_argc > 2)
        fail_for_at_directive_too_many_args (at_directive_argv[0]);
      fputs (last_component (at_directive_argv[1]), skel_out);
    }
  else if (0 == strcmp (at_directive_argv[0], "@warn")
           || 0 == strcmp (at_directive_argv[0], "@complain")
           || 0 == strcmp (at_directive_argv[0], "@fatal"))
    {
      void (*func)(char const *, ...);
      switch (at_directive_argv[0][1])
        {
          case 'w': func = warn; break;
          case 'c': func = complain; break;
          case 'f': func = fatal; break;
          default: aver (false); break;
        }
      switch (at_directive_argc)
        {
          case 2:
            func (_(at_directive_argv[1]));
            break;
          case 3:
            func (_(at_directive_argv[1]), at_directive_argv[2]);
            break;
          case 4:
            func (_(at_directive_argv[1]), at_directive_argv[2],
                  at_directive_argv[3]);
            break;
          case 5:
            func (_(at_directive_argv[1]), at_directive_argv[2],
                  at_directive_argv[3], at_directive_argv[4]);
            break;
          case 6:
            func (_(at_directive_argv[1]), at_directive_argv[2],
                  at_directive_argv[3], at_directive_argv[4],
                  at_directive_argv[5]);
            break;
          default:
            fail_for_at_directive_too_many_args (at_directive_argv[0]);
            break;
        }
    }
  else if (0 == strcmp (at_directive_argv[0], "@warn_at")
           || 0 == strcmp (at_directive_argv[0], "@complain_at")
           || 0 == strcmp (at_directive_argv[0], "@fatal_at"))
    {
      void (*func)(location, char const *, ...);
      location loc;
      if (at_directive_argc < 4)
        fail_for_at_directive_too_few_args (at_directive_argv[0]);
      switch (at_directive_argv[0][1])
        {
          case 'w': func = warn_at; break;
          case 'c': func = complain_at; break;
          case 'f': func = fatal_at; break;
          default: aver (false); break;
        }
      boundary_set_from_string (&loc.start, at_directive_argv[1]);
      boundary_set_from_string (&loc.end, at_directive_argv[2]);
      switch (at_directive_argc)
        {
          case 4:
            func (loc, _(at_directive_argv[3]));
            break;
          case 5:
            func (loc, _(at_directive_argv[3]), at_directive_argv[4]);
            break;
          case 6:
            func (loc, _(at_directive_argv[3]), at_directive_argv[4],
                  at_directive_argv[5]);
            break;
          case 7:
            func (loc, _(at_directive_argv[3]), at_directive_argv[4],
                  at_directive_argv[5], at_directive_argv[6]);
            break;
          case 8:
            func (loc, _(at_directive_argv[3]), at_directive_argv[4],
                  at_directive_argv[5], at_directive_argv[6],
                  at_directive_argv[7]);
            break;
          default:
            fail_for_at_directive_too_many_args (at_directive_argv[0]);
            break;
        }
    }
  else if (0 == strcmp (at_directive_argv[0], "@output"))
    {
      if (at_directive_argc > 2)
        fail_for_at_directive_too_many_args (at_directive_argv[0]);
      if (*outnamep)
        {
          free (*outnamep);
          xfclose (skel_out);
        }
      *outnamep = xstrdup (at_directive_argv[1]);
      output_file_name_check (outnamep);
      skel_out = xfopen (*outnamep, "w");
      *out_linenop = 1;
    }
  else
    fail_for_invalid_at (at_directive_argv[0]);
}

static void
fail_for_at_directive_too_few_args (char const *at_directive_name)
{
  fatal (_("too few arguments for %s directive in skeleton"),
         at_directive_name);
}

static void
fail_for_at_directive_too_many_args (char const *at_directive_name)
{
  fatal (_("too many arguments for %s directive in skeleton"),
         at_directive_name);
}

static void
fail_for_invalid_at (char const *at)
{
  fatal ("invalid @ in skeleton: %s", at);
}