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lex.yy.c
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C/C++ Source or Header
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1992-07-07
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45KB
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1,706 lines
/* A lexical scanner generated by flex */
/* scanner skeleton version:
* $Header: /denton_export/denton/You/NewYou/Src/RCS/lex.yy.c,v 1.5 1992/06/16 19:33:37 pab Exp $
*/
#define FLEX_SCANNER
#include <stdio.h>
/* cfront 1.2 defines "c_plusplus" instead of "__cplusplus" */
#ifdef c_plusplus
#ifndef __cplusplus
#define __cplusplus
#endif
#endif
#ifdef __cplusplus
#include <stdlib.h>
#include <osfcn.h>
/* use prototypes in function declarations */
#define YY_USE_PROTOS
/* the "const" storage-class-modifier is valid */
#define YY_USE_CONST
#else /* ! __cplusplus */
#ifdef __STDC__
#ifdef __GNUC__
/*#include <stddef.h>
void *malloc( size_t );
void free( void* );*/
#else
#include <stdlib.h>
#endif /* __GNUC__ */
#define YY_USE_PROTOS
#define YY_USE_CONST
#endif /* __STDC__ */
#endif /* ! __cplusplus */
#ifdef __TURBOC__
#define YY_USE_CONST
#endif
#ifndef YY_USE_CONST
#define const
#endif
#ifdef YY_USE_PROTOS
#define YY_PROTO(proto) proto
#else
#define YY_PROTO(proto) ()
/* we can't get here if it's an ANSI C compiler, or a C++ compiler,
* so it's got to be a K&R compiler, and therefore there's no standard
* place from which to include these definitions
*/
char *malloc();
int free();
int read();
#endif
/* amount of stuff to slurp up with each read */
#ifndef YY_READ_BUF_SIZE
#define YY_READ_BUF_SIZE 8192
#endif
/* returned upon end-of-file */
#define YY_END_TOK 0
/* copy whatever the last rule matched to the standard output */
/* cast to (char *) is because for 8-bit chars, yytext is (unsigned char *) */
/* this used to be an fputs(), but since the string might contain NUL's,
* we now use fwrite()
*/
#ifdef titan
#define ECHO (void) fwrite( (char *) yytext, (unsigned) yyleng, 1, yyout )
#else
#define ECHO (void) fwrite( (char *) yytext, yyleng, 1, yyout )
#endif
/* gets input and stuffs it into "buf". number of characters read, or YY_NULL,
* is returned in "result".
*/
#define YY_INPUT(buf,result,max_size) \
if ( (result = read( fileno(yyin), (char *) buf, max_size )) < 0 ) \
YY_FATAL_ERROR( "read() in flex scanner failed" );
#define YY_NULL 0
/* 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.
*/
#define yyterminate() return ( YY_NULL )
/* report a fatal error */
/* The funky do-while is used to turn this macro definition into
* a single C statement (which needs a semi-colon terminator).
* This avoids problems with code like:
*
* if ( something_happens )
* YY_FATAL_ERROR( "oops, the something happened" );
* else
* everything_okay();
*
* 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 YY_FATAL_ERROR() call.
*/
#define YY_FATAL_ERROR(msg) \
do \
{ \
(void) fputs( msg, stderr ); \
(void) putc( '\n', stderr ); \
exit( 1 ); \
} \
while ( 0 )
/* default yywrap function - always treat EOF as an EOF */
#define yywrap() 1
/* 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 *
/* 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 \
do \
{ \
yy_init_buffer( yy_current_buffer, yyin ); \
yy_load_buffer_state(); \
} \
while ( 0 )
/* default declaration of generated scanner - a define so the user can
* easily add parameters
*/
#define YY_DECL int yylex ( stacktop) void* stacktop;
/* code executed at the end of each rule */
#define YY_BREAK break;
#define YY_END_OF_BUFFER_CHAR 0
#ifndef YY_BUF_SIZE
#define YY_BUF_SIZE (YY_READ_BUF_SIZE * 2) /* size of default input buffer */
#endif
typedef struct yy_buffer_state *YY_BUFFER_STATE;
#define YY_CHAR char
# line 1 "parser.lex"
#define INITIAL 0
/* -*- C -*- */
/* EuLisp lexer
*
* Russell Bradford, Bath 1990
* Based on work by J. Bejar, A. Moreno, E. Sesa (FIB,UPC) - Bath, July 1990
*
*/
/* $Id: lex.yy.c,v 1.5 1992/06/16 19:33:37 pab Exp $ */
/* $Log:
*/
# line 14 "parser.lex"
/* Hack the lex reader */
#ifdef YY_INPUT
#undef YY_INPUT
#endif
#ifndef GNUREADLINE
#define YY_INPUT(buf,result,max_size) \
if ( (result = system_read( fileno(yyin), (char *) buf, max_size )) < 0 ) \
YY_FATAL_ERROR( "read() in flex scanner failed" );
#else /* GNUREADLINE */
#define YY_INPUT(buf,result,max_size) \
{ \
if ( fileno(yyin) == 0) { /* stdin only */ \
extern char current_prompt_string[]; \
extern char *readline(char *); \
char *tmp; \
\
retry: \
\
tmp = readline(current_prompt_string); \
\
if (tmp == NULL) { \
result = 0; \
} \
else if (*tmp != '\0') { \
add_history(tmp); \
strcpy(buf,tmp); \
free(tmp); \
result = strlen(buf)+1; \
buf[result-1] = '\n'; \
} \
else { \
goto retry; \
} \
\
} \
else { \
\
if ((result = system_read(fileno(yyin),(char *) buf, max_size )) < 0 ) \
YY_FATAL_ERROR( "read() in flex scanner failed" ); \
\
} \
}
#endif /* GNUREADLINE */
/* Emergency fileno */
#ifndef fileno
#define fileno(fh) (fh == stdin ? 0 \
: (fh == stdout ? 1 \
: (fh == stderr ? 2 : 3)))
#endif /* fileno */
#include <string.h>
#include <ctype.h>
#include "funcalls.h"
#include "defs.h"
#include "structs.h"
#include "global.h"
#include "symboot.h"
#include "lex_global.h"
#include "error.h"
#ifdef msdos
#include "y-tab.h"
#else
#include "y.tab.h"
#endif
#ifdef __STDC__
#define OF(ansi, kr, krargs) ansi
#define PROTO(args) args
#else
#define OF(ansi, kr, krargs) kr krargs
#define PROTO(args) ()
#endif
#ifdef __STDC__
/*
#ifndef DONT_HAVE_STDLIB_H
#include <stdlib.h>
#else
void *malloc( unsigned );
void free( void* );
#endif
extern int read(int, char *, unsigned);
*/
#else
extern double atof();
#endif
/* the values returned */
double flex_floatval;
long flex_ratnumval, flex_ratdenval;
long flex_intval;
char flex_charval;
char flex_stringval[1024]; /* I don't like fixed array sizes */
char flex_idval[256];
pptoken pptok; /* for backward compatibility */
int lex_input_line_number=1; /* Needs changing for shared memory */
static double convert_float PROTO((void));
static long convert_integer PROTO((char *, int));
static long int_with_base PROTO((char *, int *));
static void convert_rational PROTO((void));
static void convert_string PROTO((void));
static char convert_character PROTO((void));
static void tidy_id PROTO((void));
int escaped_id PROTO((char*));
char *visible PROTO((char));
/* forward references */
/* tokens */
/*delimeter {whitespace}|{pair-begin}|{pair-end}|{string-begin}|{string-end}|{comment-begin}*/
/* character syntax */
/* number syntax */
/* integers */
/* rationals */
/* floats */
/* strings */
/* we do these by hand, as it's easier that way */
/* identifiers */
# line 230 "parser.lex"
/* done after the current pattern has been matched and before the
* corresponding action - sets up yytext
*/
#define YY_DO_BEFORE_ACTION \
yytext = yy_bp; \
yyleng = yy_cp - yy_bp; \
yy_hold_char = *yy_cp; \
*yy_cp = '\0'; \
yy_c_buf_p = yy_cp;
#define EOB_ACT_CONTINUE_SCAN 0
#define EOB_ACT_END_OF_FILE 1
#define EOB_ACT_LAST_MATCH 2
/* 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_c_buf_p = yy_cp = yy_bp + n; \
YY_DO_BEFORE_ACTION; /* set up yytext again */ \
} \
while ( 0 )
#define unput(c) yyunput( c, yytext )
struct yy_buffer_state
{
FILE *yy_input_file;
YY_CHAR *yy_ch_buf; /* input buffer */
YY_CHAR *yy_buf_pos; /* current position in input buffer */
/* size of input buffer in bytes, not including room for EOB characters*/
int yy_buf_size;
/* number of characters read into yy_ch_buf, not including EOB characters */
int yy_n_chars;
int yy_eof_status; /* whether we've seen an EOF on this buffer */
#define EOF_NOT_SEEN 0
/* "pending" happens when the EOF has been seen but there's still
* some text process
*/
#define EOF_PENDING 1
#define EOF_DONE 2
};
static YY_BUFFER_STATE yy_current_buffer;
/* 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 YY_CHAR yy_hold_char;
static int yy_n_chars; /* number of characters read into yy_ch_buf */
#ifndef YY_USER_ACTION
#define YY_USER_ACTION
#endif
#ifndef YY_USER_INIT
#define YY_USER_INIT
#endif
extern YY_CHAR *yytext;
extern int yyleng;
extern FILE *yyin, *yyout;
YY_CHAR *yytext;
int yyleng;
FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
#define YY_END_OF_BUFFER 24
typedef int yy_state_type;
static const short int yy_accept[162] =
{ 0,
0, 0, 24, 22, 3, 3, 21, 19, 11, 7,
5, 6, 21, 9, 4, 16, 22, 22, 8, 22,
21, 0, 0, 0, 0, 0, 0, 0, 21, 0,
21, 16, 0, 0, 10, 21, 12, 0, 0, 12,
0, 0, 0, 2, 21, 0, 0, 21, 0, 0,
0, 14, 15, 17, 20, 20, 20, 20, 20, 20,
20, 20, 20, 20, 20, 20, 21, 0, 0, 12,
21, 0, 0, 21, 0, 0, 0, 21, 0, 0,
12, 0, 0, 13, 0, 12, 18, 20, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 21, 0,
0, 21, 21, 0, 0, 0, 12, 0, 12, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 20, 0, 21, 12, 0, 13, 13, 13, 0,
0, 0, 0, 0, 0, 0, 0, 0, 13, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0
} ;
static const YY_CHAR yy_ec[128] =
{ 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, 4, 5, 6, 7, 5, 5, 5, 8, 9,
10, 5, 11, 12, 13, 14, 15, 16, 16, 17,
17, 17, 17, 17, 17, 18, 18, 5, 19, 5,
5, 5, 5, 20, 21, 22, 21, 23, 23, 21,
24, 24, 24, 24, 24, 24, 24, 24, 25, 24,
24, 26, 24, 24, 24, 24, 24, 27, 24, 24,
5, 28, 5, 29, 5, 30, 31, 32, 33, 34,
35, 36, 24, 24, 37, 24, 38, 39, 40, 41,
42, 43, 24, 44, 45, 46, 47, 48, 49, 27,
24, 24, 5, 50, 5, 5, 1
} ;
static const YY_CHAR yy_meta[51] =
{ 0,
1, 1, 1, 1, 2, 1, 3, 1, 1, 1,
2, 1, 2, 2, 2, 4, 4, 4, 1, 2,
4, 4, 4, 5, 5, 5, 5, 2, 2, 1,
4, 4, 4, 4, 4, 4, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 2
} ;
static const short int yy_base[186] =
{ 0,
0, 0, 421, 422, 422, 422, 23, 422, 58, 422,
422, 422, 49, 400, 41, 87, 416, 0, 422, 32,
34, 0, 42, 71, 402, 36, 0, 94, 43, 389,
91, 0, 0, 44, 422, 67, 127, 0, 68, 130,
142, 155, 413, 422, 70, 84, 0, 86, 101, 0,
0, 39, 139, 400, 422, 0, 375, 382, 377, 369,
373, 374, 373, 364, 375, 329, 124, 0, 129, 164,
135, 139, 0, 141, 0, 147, 177, 150, 155, 0,
185, 193, 205, 199, 208, 217, 335, 422, 281, 275,
266, 260, 261, 252, 254, 268, 266, 253, 168, 179,
0, 225, 200, 211, 0, 228, 238, 241, 246, 250,
280, 62, 0, 251, 255, 257, 251, 255, 250, 241,
254, 422, 240, 253, 256, 0, 269, 115, 0, 237,
237, 234, 243, 242, 240, 221, 225, 215, 0, 208,
214, 213, 205, 190, 172, 179, 155, 149, 142, 141,
139, 104, 93, 90, 77, 78, 98, 60, 50, 36,
422, 305, 309, 313, 318, 323, 328, 333, 338, 60,
343, 347, 352, 357, 361, 366, 371, 373, 378, 383,
388, 393, 398, 57, 400
} ;
static const short int yy_def[186] =
{ 0,
161, 1, 161, 161, 161, 161, 162, 161, 161, 161,
161, 161, 163, 161, 164, 161, 165, 166, 161, 167,
162, 168, 169, 161, 161, 161, 170, 171, 172, 9,
172, 16, 173, 174, 161, 175, 161, 176, 177, 161,
161, 161, 165, 161, 162, 167, 167, 162, 169, 169,
178, 161, 161, 170, 161, 179, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 172, 180, 181, 172,
172, 174, 174, 175, 182, 183, 161, 175, 177, 177,
161, 161, 161, 161, 161, 161, 178, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 172, 181,
181, 172, 175, 183, 183, 161, 161, 161, 161, 161,
161, 161, 184, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 172, 172, 185, 161, 161, 184, 161,
161, 161, 161, 161, 161, 161, 161, 161, 185, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
0, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161
} ;
static const short int yy_nxt[473] =
{ 0,
4, 5, 6, 5, 7, 8, 9, 10, 11, 12,
13, 14, 13, 15, 7, 16, 16, 16, 17, 7,
7, 7, 7, 7, 7, 7, 7, 18, 7, 19,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 20,
22, 53, 53, 41, 52, 30, 37, 37, 37, 47,
129, 22, 31, 54, 32, 32, 32, 122, 38, 50,
68, 73, 23, 24, 24, 24, 33, 128, 128, 25,
160, 45, 26, 23, 27, 28, 24, 24, 24, 25,
39, 48, 69, 71, 75, 80, 51, 22, 34, 26,
40, 41, 32, 32, 32, 159, 70, 70, 70, 42,
158, 47, 122, 22, 51, 157, 76, 78, 68, 23,
42, 42, 56, 122, 57, 58, 122, 59, 50, 60,
128, 128, 61, 45, 62, 23, 156, 63, 64, 65,
69, 66, 37, 37, 37, 81, 81, 81, 83, 77,
48, 68, 82, 41, 53, 53, 101, 84, 84, 84,
77, 77, 68, 82, 82, 85, 73, 85, 75, 155,
86, 86, 86, 69, 105, 122, 154, 75, 99, 70,
70, 70, 80, 153, 69, 152, 102, 106, 71, 106,
76, 68, 107, 107, 107, 68, 103, 102, 102, 76,
81, 81, 81, 108, 78, 108, 101, 82, 109, 109,
109, 151, 122, 69, 84, 84, 84, 69, 82, 82,
110, 110, 110, 86, 86, 86, 111, 75, 99, 112,
150, 113, 86, 86, 86, 124, 111, 124, 105, 149,
125, 125, 125, 107, 107, 107, 112, 148, 122, 76,
147, 146, 68, 107, 107, 107, 109, 109, 109, 122,
103, 109, 109, 109, 145, 110, 110, 110, 125, 125,
125, 125, 125, 125, 69, 126, 144, 143, 142, 141,
68, 140, 122, 68, 127, 138, 137, 136, 135, 134,
133, 132, 131, 126, 130, 127, 123, 122, 121, 120,
119, 118, 69, 117, 116, 69, 21, 115, 21, 21,
29, 29, 29, 29, 36, 114, 36, 36, 43, 43,
43, 43, 43, 45, 45, 45, 45, 45, 46, 46,
46, 46, 46, 48, 48, 48, 48, 48, 49, 49,
49, 49, 49, 55, 55, 55, 55, 55, 67, 41,
67, 67, 71, 71, 71, 71, 71, 72, 72, 72,
72, 72, 74, 98, 74, 74, 78, 78, 78, 78,
78, 79, 79, 79, 79, 79, 87, 87, 88, 88,
88, 88, 88, 99, 99, 99, 99, 99, 100, 100,
100, 100, 100, 103, 103, 103, 103, 103, 104, 104,
104, 104, 104, 139, 139, 97, 96, 95, 94, 93,
92, 91, 90, 89, 41, 44, 161, 52, 44, 35,
161, 3, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161
} ;
static const short int yy_chk[473] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 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, 26, 26, 52, 52, 13, 15, 15, 15, 20,
184, 21, 13, 170, 13, 13, 13, 160, 15, 23,
29, 34, 7, 9, 9, 9, 13, 112, 112, 9,
159, 20, 9, 21, 9, 9, 24, 24, 24, 9,
15, 23, 29, 34, 36, 39, 24, 45, 13, 9,
16, 16, 16, 16, 16, 158, 31, 31, 31, 16,
157, 46, 156, 48, 24, 155, 36, 39, 31, 45,
16, 16, 28, 154, 28, 28, 153, 28, 49, 28,
128, 128, 28, 46, 28, 48, 152, 28, 28, 28,
31, 28, 37, 37, 37, 40, 40, 40, 41, 37,
49, 67, 40, 53, 53, 53, 69, 41, 41, 41,
37, 37, 71, 40, 40, 42, 72, 42, 74, 151,
42, 42, 42, 67, 76, 150, 149, 78, 69, 70,
70, 70, 79, 148, 71, 147, 70, 77, 72, 77,
74, 70, 77, 77, 77, 99, 76, 70, 70, 78,
81, 81, 81, 82, 79, 82, 100, 81, 82, 82,
82, 146, 145, 70, 84, 84, 84, 99, 81, 81,
83, 83, 83, 85, 85, 85, 83, 103, 100, 83,
144, 83, 86, 86, 86, 102, 83, 102, 104, 143,
102, 102, 102, 106, 106, 106, 83, 142, 141, 103,
140, 138, 102, 107, 107, 107, 108, 108, 108, 137,
104, 109, 109, 109, 136, 110, 110, 110, 124, 124,
124, 125, 125, 125, 102, 110, 135, 134, 133, 132,
124, 131, 130, 125, 127, 123, 121, 120, 119, 118,
117, 116, 115, 110, 114, 111, 98, 97, 96, 95,
94, 93, 124, 92, 91, 125, 162, 90, 162, 162,
163, 163, 163, 163, 164, 89, 164, 164, 165, 165,
165, 165, 165, 166, 166, 166, 166, 166, 167, 167,
167, 167, 167, 168, 168, 168, 168, 168, 169, 169,
169, 169, 169, 171, 171, 171, 171, 171, 172, 87,
172, 172, 173, 173, 173, 173, 173, 174, 174, 174,
174, 174, 175, 66, 175, 175, 176, 176, 176, 176,
176, 177, 177, 177, 177, 177, 178, 178, 179, 179,
179, 179, 179, 180, 180, 180, 180, 180, 181, 181,
181, 181, 181, 182, 182, 182, 182, 182, 183, 183,
183, 183, 183, 185, 185, 65, 64, 63, 62, 61,
60, 59, 58, 57, 54, 43, 30, 25, 17, 14,
3, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161, 161, 161, 161, 161, 161, 161, 161, 161,
161, 161
} ;
static yy_state_type yy_last_accepting_state;
static YY_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
/* these variables are all declared out here so that section 3 code can
* manipulate them
*/
/* points to current character in buffer */
static YY_CHAR *yy_c_buf_p = (YY_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;
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 yyunput YY_PROTO(( YY_CHAR c, YY_CHAR *buf_ptr ));
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 ));
#define yy_new_buffer yy_create_buffer
#ifdef __cplusplus
static int yyinput YY_PROTO(( void ));
#else
static int input YY_PROTO(( void ));
#endif
YY_DECL
{
register yy_state_type yy_current_state;
register YY_CHAR *yy_cp, *yy_bp;
register int yy_act;
if ( yy_init )
{
YY_USER_INIT;
if ( ! yy_start )
yy_start = 1; /* first start state */
if ( ! yyin )
yyin = stdin;
if ( ! yyout )
yyout = stdout;
if ( yy_current_buffer )
yy_init_buffer( yy_current_buffer, yyin );
else
yy_current_buffer = yy_create_buffer( yyin, YY_BUF_SIZE );
yy_load_buffer_state();
yy_init = 0;
}
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_match:
do
{
register YY_CHAR yy_c = yy_ec[*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 = yy_def[yy_current_state];
if ( yy_current_state >= 162 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
++yy_cp;
}
while ( yy_current_state != 161 );
yy_cp = yy_last_accepting_cpos;
yy_current_state = yy_last_accepting_state;
yy_find_action:
yy_act = yy_accept[yy_current_state];
YY_DO_BEFORE_ACTION;
YY_USER_ACTION;
do_action: /* this label is used only to access EOF actions */
switch ( yy_act )
{
case 0: /* must backtrack */
/* 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 YY_STATE_EOF(INITIAL):
# line 232 "parser.lex"
{ return(END_OF_STREAM); }
YY_BREAK
case 2:
# line 234 "parser.lex"
{lex_input_line_number++;}
YY_BREAK
case 3:
# line 236 "parser.lex"
{if (yytext[0]=='\n') lex_input_line_number++;}
YY_BREAK
case 4:
# line 238 "parser.lex"
{ return(DOT); }
YY_BREAK
case 5:
# line 240 "parser.lex"
{ return(PAIR_BEGIN); }
YY_BREAK
case 6:
# line 242 "parser.lex"
{ return(PAIR_END); }
YY_BREAK
case 7:
# line 244 "parser.lex"
{ return(QUOTATION); }
YY_BREAK
case 8:
# line 246 "parser.lex"
{ return(ANTI_QUOTATION); }
YY_BREAK
case 9:
# line 248 "parser.lex"
{ return(UNQUOTATION); }
YY_BREAK
case 10:
# line 250 "parser.lex"
{ return(UNQUOTE_SPLICE); }
YY_BREAK
case 11:
# line 252 "parser.lex"
{ return(EXTENSION); }
YY_BREAK
case 12:
# line 254 "parser.lex"
{ flex_floatval = convert_float();
pptok.float_val = flex_floatval;
return(TFLOAT); }
YY_BREAK
case 13:
# line 258 "parser.lex"
{ convert_rational();
pptok.int_val = flex_ratnumval;
pptok.rat_den_val = flex_ratdenval;
return(TRATIONAL); }
YY_BREAK
case 14:
# line 263 "parser.lex"
{ flex_intval = convert_integer(yytext, 2);
pptok.int_val = flex_intval;
return(TINTEGER); }
YY_BREAK
case 15:
# line 267 "parser.lex"
{ flex_intval = convert_integer(yytext, 8);
pptok.int_val = flex_intval;
return(TINTEGER); }
YY_BREAK
case 16:
# line 271 "parser.lex"
{ flex_intval = atol(yytext);
pptok.int_val = flex_intval;
return(TINTEGER); }
YY_BREAK
case 17:
# line 275 "parser.lex"
{ flex_intval = convert_integer(yytext, 16);
pptok.int_val = flex_intval;
return(TINTEGER); }
YY_BREAK
case 18:
# line 279 "parser.lex"
{ int returns;
flex_intval = int_with_base(yytext, &returns);
if (returns != yyleng) yyless(returns);
pptok.int_val = flex_intval;
return(TINTEGER); }
YY_BREAK
case 19:
# line 285 "parser.lex"
{ convert_string();
pptok.string_val = allocate_string(stacktop,flex_stringval,
strlen(flex_stringval));
return(TSTRING); }
YY_BREAK
case 20:
# line 290 "parser.lex"
{ flex_charval = convert_character();
pptok.char_val = flex_charval;
return(TCHAR); }
YY_BREAK
case 21:
# line 294 "parser.lex"
{ tidy_id();
pptok.sym_val = flex_idval;
return(IDENTIFIER); }
YY_BREAK
case 22:
# line 298 "parser.lex"
{ fprintf(stderr, "\n*** Illegal Character '%s' ignored\n",
visible(*yytext)); }
YY_BREAK
case 23:
# line 301 "parser.lex"
ECHO;
YY_BREAK
case YY_END_OF_BUFFER:
{
/* amount of text matched not including the EOB char */
int yy_amount_of_matched_text = yy_cp - yytext - 1;
/* undo the effects of YY_DO_BEFORE_ACTION */
*yy_cp = yy_hold_char;
/* 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 yyinput().
*/
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 + 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 + 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_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 ( 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 + YY_MORE_ADJ;
yy_act = YY_STATE_EOF((yy_start - 1) / 2);
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 + yy_amount_of_matched_text;
yy_current_state = yy_get_previous_state();
yy_cp = yy_c_buf_p;
yy_bp = yytext + 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 + YY_MORE_ADJ;
goto yy_find_action;
}
break;
}
default:
#ifdef FLEX_DEBUG
printf( "action # %d\n", yy_act );
#endif
YY_FATAL_ERROR(
"fatal flex scanner internal error--no action found" );
}
}
}
/* yy_get_next_buffer - try to read in a new buffer
*
* synopsis
* int yy_get_next_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 YY_CHAR *dest = yy_current_buffer->yy_ch_buf;
register YY_CHAR *source = yytext - 1; /* copy prev. char, too */
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" );
/* try to read more data */
/* first move last chars to start of buffer */
number_to_move = yy_c_buf_p - yytext;
for ( i = 0; i < number_to_move; ++i )
*(dest++) = *(source++);
if ( yy_current_buffer->yy_eof_status != EOF_NOT_SEEN )
/* don't do the read, it's not guaranteed to return an EOF,
* just force an EOF
*/
yy_n_chars = 0;
else
{
int num_to_read = yy_current_buffer->yy_buf_size - number_to_move - 1;
if ( num_to_read > YY_READ_BUF_SIZE )
num_to_read = YY_READ_BUF_SIZE;
else if ( num_to_read <= 0 )
YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" );
/* read in more data */
YY_INPUT( (&yy_current_buffer->yy_ch_buf[number_to_move]),
yy_n_chars, num_to_read );
}
if ( yy_n_chars == 0 )
{
if ( number_to_move == 1 )
{
ret_val = EOB_ACT_END_OF_FILE;
yy_current_buffer->yy_eof_status = EOF_DONE;
}
else
{
ret_val = EOB_ACT_LAST_MATCH;
yy_current_buffer->yy_eof_status = 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 begins at the second character in yy_ch_buf; the first
* character is the one which preceded it before reading in the latest
* buffer; it needs to be kept around in case it's a newline, so
* yy_get_previous_state() will have with '^' rules active
*/
yytext = &yy_current_buffer->yy_ch_buf[1];
return ( ret_val );
}
/* yy_get_previous_state - get the state just before the EOB char was reached
*
* synopsis
* yy_state_type yy_get_previous_state();
*/
static yy_state_type yy_get_previous_state()
{
register yy_state_type yy_current_state;
register YY_CHAR *yy_cp;
yy_current_state = yy_start;
for ( yy_cp = yytext + YY_MORE_ADJ; yy_cp < yy_c_buf_p; ++yy_cp )
{
register YY_CHAR yy_c = (*yy_cp ? yy_ec[*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 = yy_def[yy_current_state];
if ( yy_current_state >= 162 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + 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( register yy_state_type yy_current_state )
#else
static yy_state_type yy_try_NUL_trans( yy_current_state )
register yy_state_type yy_current_state;
#endif
{
register int yy_is_jam;
register YY_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 = yy_def[yy_current_state];
if ( yy_current_state >= 162 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
yy_is_jam = (yy_current_state == 161);
return ( yy_is_jam ? 0 : yy_current_state );
}
#ifdef YY_USE_PROTOS
static void yyunput( YY_CHAR c, register YY_CHAR *yy_bp )
#else
static void yyunput( c, yy_bp )
YY_CHAR c;
register YY_CHAR *yy_bp;
#endif
{
register YY_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 */
register int number_to_move = yy_n_chars + 2; /* +2 for EOB chars */
register YY_CHAR *dest =
&yy_current_buffer->yy_ch_buf[yy_current_buffer->yy_buf_size + 2];
register YY_CHAR *source =
&yy_current_buffer->yy_ch_buf[number_to_move];
while ( source > yy_current_buffer->yy_ch_buf )
*--dest = *--source;
yy_cp += dest - source;
yy_bp += dest - source;
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" );
}
if ( yy_cp > yy_bp && yy_cp[-1] == '\n' )
yy_cp[-2] = '\n';
*--yy_cp = c;
/* note: the formal parameter *must* be called "yy_bp" for this
* macro to now work correctly
*/
YY_DO_BEFORE_ACTION; /* set up yytext again */
}
#ifdef __cplusplus
static int yyinput()
#else
static int input()
#endif
{
int c;
YY_CHAR *yy_cp = yy_c_buf_p;
*yy_cp = 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 */
yytext = yy_c_buf_p;
++yy_c_buf_p;
switch ( yy_get_next_buffer() )
{
case EOB_ACT_END_OF_FILE:
{
if ( yywrap() )
{
yy_c_buf_p = yytext + YY_MORE_ADJ;
return ( EOF );
}
YY_NEW_FILE;
#ifdef __cplusplus
return ( yyinput() );
#else
return ( input() );
#endif
}
break;
case EOB_ACT_CONTINUE_SCAN:
yy_c_buf_p = yytext + YY_MORE_ADJ;
break;
case EOB_ACT_LAST_MATCH:
#ifdef __cplusplus
YY_FATAL_ERROR( "unexpected last match in yyinput()" );
#else
YY_FATAL_ERROR( "unexpected last match in input()" );
#endif
}
}
}
c = *yy_c_buf_p;
yy_hold_char = *++yy_c_buf_p;
return ( c );
}
#ifdef YY_USE_PROTOS
void yyrestart( FILE *input_file )
#else
void yyrestart( input_file )
FILE *input_file;
#endif
{
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 = 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) malloc( 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 = (YY_CHAR *) malloc( (unsigned) (b->yy_buf_size + 2) );
if ( ! b->yy_ch_buf )
YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" );
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 == yy_current_buffer )
yy_current_buffer = (YY_BUFFER_STATE) 0;
free( (char *) b->yy_ch_buf );
free( (char *) b );
}
#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
{
b->yy_input_file = file;
/* we put in the '\n' and start reading from [1] so that an
* initial match-at-newline will be true.
*/
b->yy_ch_buf[0] = '\n';
b->yy_n_chars = 1;
/* 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[1] = YY_END_OF_BUFFER_CHAR;
b->yy_ch_buf[2] = YY_END_OF_BUFFER_CHAR;
b->yy_buf_pos = &b->yy_ch_buf[1];
b->yy_eof_status = EOF_NOT_SEEN;
}
# line 301 "parser.lex"
/* +#o123 or -#o123 or #o123 or binary or hex */
static long convert_integer OF ((char *text, int base),
(text, base),
char *text;
int base;)
{
switch (*text) {
case '+':
return strtol(text + 3, 0, base);
case '-':
return -strtol(text + 3, 0, base);
default:
return strtol(text + 2, 0, base);
}
}
/* +#5r123 or -#5r123 or #5r123 */
static long int_with_base OF ((char *text, int *ret),
(text, ret),
char *text;
int *ret;)
{
char *val;
int base;
long value;
switch (*text) {
case '+':
base = (int)strtol(text + 2, &val, 10);
value = strtol(val + 1, &val, base);
break;
case '-':
base = (int)strtol(text + 2, &val, 10);
value = -strtol(val + 1, &val, base);
break;
default:
base = (int)strtol(text + 1, &val, 10);
value = strtol(val + 1, &val, base);
break;
}
/* all characters used? */
*ret = (val - text)/sizeof(char);
return value;
}
/* 123 or #o123 or #5r123 */
static long convert_unumber OF ((char *text),
(text),
char *text;)
{
char *val;
int base;
if (*text == '#')
switch (text[1]) {
case 'b':
case 'B':
return convert_integer(text, 2);
case 'o':
case 'O':
return convert_integer(text, 8);
case 'x':
case 'X':
return convert_integer(text, 16);
default:
base = (int)strtol(text + 1, &val, 10);
return strtol(val + 1, 0, base);
}
return atol(text);
}
/* +num/num or -num/num or num/num */
#ifdef __STDC__
static void convert_rational(void)
#else
static void convert_rational()
#endif
{
char *text = yytext;
int sign;
if (*text == '+') {
sign = 1;
text++;
}
else if (*text == '-') {
sign = -1;
text++;
}
else {
sign = 1;
}
flex_ratnumval = sign*convert_unumber(text);
text = strchr(text, '/');
flex_ratdenval = convert_unumber(text + 1);
}
/* #\a or #\^a or #\alert */
/* ASCII dependent */
#ifdef __STDC__
static char convert_character(void)
#else
static char convert_character()
#endif
{
register int i;
for(i=0;i<yyleng;i++)
if (yytext[i]=='\n') lex_input_line_number++;
if (yyleng == 4) { /* #\^a or #\^A */
if ('a' <= yytext[3] && yytext[3] <= 'z')
return (yytext[3] - 'a' + 'A') & 077;
else
return yytext[3] & 077;
}
if (yyleng > 4) { /* #\alert etc */
switch (yytext[2]) {
case 'a': /* alert 07 */
return 07; /* Stardent is non-ansi here */
case 'b': /* backspace 010 */
return '\b';
case 'd': /* delete 0177 */
return 0177;
case 'f': /* formfeed 014 */
return '\f';
case 'l': /* linefeed 012 */
case 'n': /* newline 012 */
return '\n';
case 'r': /* return 015 */
return '\r';
case 't': /* tab 011 */
return '\t';
case 's': /* space 040 */
return ' ';
case 'v': /* vertical-tab 013 */
return '\v';
}
}
return yytext[2];
}
/* get all the escapes out of the identifier: produce the internal form */
#ifdef __STDC__
static void tidy_id(void)
#else
static void tidy_id()
#endif
{
int escaped = 0;
int i, j;
for (i = 0; yytext[i]; i++)
if (yytext[i] == '|' ||
yytext[i] == '\\') {
escaped = 1;
break;
}
if (!escaped) {
strcpy(flex_idval, yytext);
return;
}
i = 0;
j = 0;
while (yytext[j]) {
if (yytext[j] == '\\') {
if (yytext[j+1] == '|') {
flex_idval[i++] = '|';
j++;
}
else if (yytext[j+1] == '\\') {
flex_idval[i++] = '\\';
j++;
}
else if (yytext[j+1] == '\n') {
lex_input_line_number++;
flex_idval[i++] = '\n';
j++;
}
j++;
} else if (yytext[j] == '|') j++;
else { /* Copy the text, checking for newline */
if ((flex_idval[i++] = yytext[j++])=='\n')
lex_input_line_number++;
}
}
flex_idval[i] = 0;
}
/* do we need to escape this id when printing?
* yes if (1) it contains a dodgy character
* (2) it is the id of zero length
* (3) it starts with the syntax of a number
*
* ASCII dependent
*/
int escaped_id OF ((char *id),
(id),
char *id;)
{
int i;
for (i = 0; id[i]; i++)
if (id[i] < 32 || id[i] > 126 || id[i] == '|' || id[i] == '\\') return 1;
if (strpbrk(id, "|\\#()\"',;` ") ||
id[0] == 0 || /* zero length id */
isdigit(id[0]) || /* 123 */
(id[0] == '.' && !id[1]) || /* |.| */
(id[0] == '.' && id[1] && isdigit(id[1])) || /* .123 */
((id[0] == '+' || id[0] == '-') &&
id[1] && (isdigit(id[1]) || /* +123 */
(id[1] == '.' && id[2] && isdigit(id[2]))))) /* +.123 */
return 1;
else
return 0;
}
#ifdef __STDC__
static void convert_string(void)
#else
static void convert_string()
#endif
{
int ch, prevch;
int i;
i = 0;
while ((ch = input()) != '"') {
if (ch == '\\')
switch (ch = input()) {
case '"':
case '\\':
flex_stringval[i++] = ch;
break;
case 'n':
case 'N':
flex_stringval[i++] = '\n';
break;
case 'x':
case 'X':
prevch = ch;
if (isxdigit(ch = input())) {
char val = 0;
int count;
for (count = 0; count < 4 && isxdigit(ch); count++, ch = input()) {
val = 16*val;
if (isupper(ch)) val += ch - 'A' + 10;
else if (islower(ch)) val += ch - 'a' + 10;
else val += ch - '0';
}
flex_stringval[i++] = val;
}
else flex_stringval[i++] = prevch;
unput(ch);
break;
default:
flex_stringval[i++] = ch;
break;
}
else flex_stringval[i++] = ch;
if (ch == '\n') lex_input_line_number++;
}
flex_stringval[i] = 0;
}
#ifdef __STDC__
static double convert_float(void)
#else
static double convert_float()
#endif
{
#ifdef __ANSI__
extern double atof(char *);
#else
extern double atof();
#endif
char buf[256];
int i;
for (i = 0; yytext[i]; i++)
buf[i] = (yytext[i] == 'd' || yytext[i] == 'D') ? 'E' : yytext[i];
buf[i] = 0;
return atof(buf);
}
/* more ASCII dependence */
char *visible OF ((char ch),
(ch),
char ch;)
{
static char buf[10];
char *ptr = buf;
if (ch == 127) return "^?";
if (ch > 127) {
*ptr++ = 'M';
*ptr++ = '-';
ch = ch & 0x7f;
}
if (ch < 32) {
*ptr++ = '^';
ch += '@';
}
*ptr++ = ch;
*ptr = 0;
return buf;
}
#ifdef WITH_FUDGE
#include "yyfudge.c"
#endif