📄 lexyy.c
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#define FLEX_COMPRESSED
/* A lexical scanner generated by flex */
/* scanner skeleton version:
* $Header: flex.skel,v 2.0 89/06/20 15:49:46 vern Locked $
*/
#include <stdio.h>
#define FLEX_SCANNER
/* amount of stuff to slurp up with each read */
#ifndef YY_READ_BUF_SIZE
#define YY_READ_BUF_SIZE 8192
#endif
#ifndef YY_BUF_SIZE
#define YY_BUF_SIZE (YY_READ_BUF_SIZE * 2) /* size of input buffer */
#endif
/* returned upon end-of-file */
#define YY_END_TOK 0
/* copy whatever the last rule matched to the standard output */
#define ECHO fputs( yytext, yyout )
/* 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), buf, max_size )) < 0 ) \
YY_FATAL_ERROR( "read() in flex scanner failed" );
#define YY_NULL 0
#define yyterminate() return ( YY_NULL )
/* report a fatal error */
#define YY_FATAL_ERROR(msg) \
{ \
fputs( msg, stderr ); \
putc( '\n', stderr ); \
exit( 1 ); \
}
/* 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 goto new_file
/* default declaration of generated scanner - a define so the user can
* easily add parameters
*/
#define YY_DECL int yylex( void )
/* code executed at the end of each rule */
#define YY_BREAK break;
#define YY_END_OF_BUFFER_CHAR 0
/* done after the current pattern has been matched and before the
* corresponding action - sets up yytext
*/
#define YY_DO_BEFORE_ACTION \
yytext = yy_bp; \
yy_hold_char = *yy_cp; \
*yy_cp = '\0'; \
yy_c_buf_p = yy_cp;
/* returns the length of the matched text */
#define yyleng (yy_cp - yy_bp)
#define EOB_ACT_RESTART_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) \
{ \
*yy_cp = yy_hold_char; /* undo effects of setting up yytext */ \
yy_c_buf_p = yy_cp = yy_bp + n; \
YY_DO_BEFORE_ACTION; /* set up yytext again */ \
}
#define unput(c) yyunput( c, yy_bp )
#define YY_USER_ACTION
FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0;
unsigned char *yytext;
# line 1 "p1.l"
#define INITIAL 0
# line 2 "p1.l"
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#define Iden 300
#define IntNo 301
#define RealNo 302
/*Define keywords here:*/
#define Program 400
#define Begin 401
#define End 402
#define Var 403
#define Integer 404
#define Real 405
#define While 406
#define Do 407
#define If 408
#define Then 409
#define Else 410
#define Or 411
#define And 412
#define Not 413
/*Define double_character terminates: */
#define LE 500
#define GE 501
#define NE 502
#define ERRORCHAR 600
#define MAXSTR 20
char str1[20];
#define COMMENT 1
# line 37 "p1.l"
#define YY_END_OF_BUFFER 41
typedef int yy_state_type;
static const short int yy_accept[183] =
{ 0,
0, 0, 0, 0, 41, 39, 38, 38, 13, 17,
7, 8, 11, 9, 20, 10, 19, 12, 5, 5,
21, 22, 15, 14, 16, 37, 37, 37, 37, 37,
37, 37, 37, 37, 37, 37, 37, 37, 1, 18,
4, 4, 3, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 1, 4, 2, 38, 6, 6, 0,
6, 5, 37, 37, 37, 30, 37, 37, 31, 37,
37, 34, 37, 37, 37, 37, 37, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 0,
6, 6, 35, 37, 37, 25, 37, 36, 37, 37,
37, 26, 37, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 0, 6, 37,
33, 37, 37, 28, 32, 37, 4, 4, 4, 4,
4, 4, 4, 4, 4, 24, 37, 37, 29, 4,
4, 4, 4, 37, 37, 4, 4, 27, 23, 4,
4, 0
} ;
static const unsigned char yy_ec[256] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 2, 3,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 2, 1, 1, 1, 1, 4, 5, 1, 6,
7, 8, 9, 10, 11, 12, 13, 14, 15, 15,
15, 15, 15, 15, 15, 15, 15, 16, 17, 18,
19, 20, 1, 1, 21, 22, 23, 24, 25, 26,
27, 28, 29, 23, 23, 30, 31, 32, 33, 34,
23, 35, 36, 37, 23, 38, 39, 23, 23, 23,
1, 1, 1, 1, 1, 1, 21, 22, 23, 24,
25, 26, 27, 28, 29, 23, 23, 30, 31, 32,
33, 34, 23, 35, 36, 37, 23, 38, 39, 23,
23, 23, 40, 41, 42, 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 const char yy_meta[43] =
{ 0,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 2, 2, 1, 1, 1, 1, 1,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 1,
1, 3
} ;
static const short int yy_base[185] =
{ 0,
0, 0, 42, 0, 353, 354, 83, 85, 354, 354,
354, 354, 354, 354, 354, 354, 75, 354, 79, 83,
354, 354, 354, 354, 354, 320, 326, 0, 317, 69,
70, 316, 313, 312, 321, 317, 323, 315, 354, 354,
0, 101, 103, 0, 0, 0, 0, 0, 0, 0,
0, 93, 0, 97, 101, 0, 0, 0, 0, 0,
116, 133, 310, 127, 131, 136, 134, 137, 138, 139,
82, 153, 147, 0, 0, 354, 174, 166, 168, 172,
183, 187, 0, 317, 313, 0, 303, 314, 0, 300,
299, 0, 302, 313, 308, 297, 302, 0, 186, 189,
191, 206, 210, 214, 298, 68, 200, 297, 164, 187,
296, 201, 205, 295, 198, 202, 216, 175, 214, 236,
354, 238, 0, 297, 300, 0, 299, 0, 296, 292,
289, 0, 290, 245, 0, 243, 287, 233, 241, 286,
242, 285, 217, 240, 284, 283, 245, 264, 266, 282,
0, 286, 277, 0, 0, 286, 268, 270, 278, 277,
244, 254, 276, 275, 262, 0, 281, 284, 0, 272,
263, 269, 261, 256, 230, 265, 267, 0, 0, 223,
158, 354, 176, 301
} ;
static const short int yy_def[185] =
{ 0,
182, 1, 182, 3, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 183, 183, 183, 183, 183,
183, 183, 183, 183, 183, 183, 183, 183, 182, 182,
184, 184, 184, 184, 184, 184, 184, 184, 184, 184,
184, 184, 184, 184, 184, 184, 184, 184, 184, 184,
182, 61, 61, 61, 61, 61, 61, 61, 61, 61,
61, 61, 61, 184, 184, 182, 182, 182, 182, 182,
182, 182, 183, 183, 183, 183, 183, 183, 183, 183,
183, 183, 183, 183, 183, 183, 183, 184, 184, 184,
184, 184, 184, 184, 61, 61, 61, 61, 61, 61,
61, 61, 61, 61, 61, 61, 61, 61, 61, 182,
182, 182, 183, 183, 183, 183, 183, 183, 183, 183,
183, 183, 183, 184, 184, 184, 61, 61, 61, 61,
61, 61, 61, 61, 61, 61, 61, 182, 182, 183,
183, 183, 183, 183, 183, 183, 184, 184, 61, 61,
61, 61, 61, 61, 61, 183, 183, 183, 183, 61,
61, 61, 61, 183, 183, 61, 61, 183, 183, 61,
61, 0, 182, 182
} ;
static const short int yy_nxt[397] =
{ 0,
6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
26, 27, 28, 29, 30, 28, 28, 28, 31, 28,
28, 32, 33, 34, 35, 28, 36, 37, 38, 39,
40, 6, 41, 42, 43, 44, 45, 46, 47, 48,
49, 50, 51, 52, 53, 54, 55, 56, 57, 58,
59, 60, 61, 62, 63, 64, 65, 63, 63, 63,
66, 63, 63, 67, 68, 69, 70, 63, 71, 72,
73, 74, 75, 76, 77, 77, 77, 77, 78, 78,
79, 137, 80, 80, 79, 89, 81, 82, 87, 105,
88, 90, 99, 99, 99, 99, 100, 100, 101, 117,
102, 102, 101, 105, 103, 104, 98, 98, 98, 98,
98, 98, 98, 98, 98, 98, 98, 98, 98, 105,
105, 98, 98, 98, 98, 98, 105, 105, 105, 105,
105, 105, 105, 105, 105, 105, 105, 106, 105, 105,
105, 105, 105, 105, 105, 98, 98, 107, 105, 108,
109, 111, 110, 116, 105, 105, 113, 112, 105, 105,
105, 114, 115, 118, 119, 77, 77, 83, 105, 78,
78, 122, 122, 79, 105, 80, 80, 99, 99, 105,
120, 121, 120, 121, 79, 105, 81, 81, 79, 139,
81, 82, 100, 100, 136, 136, 105, 120, 121, 146,
140, 120, 121, 134, 135, 134, 135, 101, 105, 102,
102, 101, 144, 103, 103, 101, 138, 103, 104, 105,
143, 105, 105, 105, 134, 135, 105, 141, 134, 135,
145, 142, 147, 162, 148, 105, 148, 105, 105, 149,
149, 122, 122, 157, 105, 157, 136, 136, 158, 158,
179, 159, 120, 121, 105, 160, 161, 134, 135, 163,
171, 105, 105, 105, 165, 105, 105, 149, 149, 149,
149, 158, 158, 158, 158, 105, 173, 176, 172, 177,
178, 121, 105, 105, 105, 135, 105, 181, 105, 180,
105, 98, 98, 105, 175, 174, 105, 105, 105, 170,
169, 168, 167, 166, 105, 164, 105, 105, 105, 156,
155, 154, 153, 152, 151, 150, 105, 105, 105, 105,
133, 132, 131, 130, 129, 128, 127, 126, 125, 124,
123, 105, 97, 96, 95, 94, 93, 92, 91, 86,
85, 84, 182, 5, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182
} ;
static const short int yy_chk[397] =
{ 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, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 7, 7, 8, 8, 17, 17,
19, 106, 19, 19, 20, 31, 20, 20, 30, 106,
30, 31, 42, 42, 43, 43, 52, 52, 54, 71,
54, 54, 55, 71, 55, 55, 61, 61, 61, 61,
61, 61, 61, 61, 61, 61, 61, 61, 61, 61,
61, 61, 61, 61, 61, 61, 61, 61, 61, 61,
61, 61, 61, 61, 61, 61, 61, 61, 61, 61,
61, 61, 61, 61, 61, 61, 61, 62, 64, 64,
65, 66, 65, 70, 62, 67, 67, 66, 68, 69,
70, 68, 69, 72, 73, 77, 77, 183, 73, 78,
78, 79, 79, 80, 72, 80, 80, 99, 99, 181,
78, 78, 79, 79, 81, 109, 81, 81, 82, 109,
82, 82, 100, 100, 101, 101, 118, 81, 81, 118,
110, 82, 82, 100, 100, 101, 101, 102, 110, 102,
102, 103, 116, 103, 103, 104, 107, 104, 104, 115,
115, 107, 112, 116, 103, 103, 113, 112, 104, 104,
117, 113, 119, 143, 120, 119, 120, 117, 143, 120,
120, 122, 122, 134, 180, 134, 136, 136, 134, 134,
175, 138, 122, 122, 138, 139, 141, 136, 136, 144,
161, 144, 139, 141, 147, 161, 147, 148, 148, 149,
149, 157, 157, 158, 158, 162, 165, 171, 162, 172,
174, 149, 173, 165, 171, 158, 176, 177, 177, 176,
172, 184, 184, 170, 168, 167, 164, 163, 160, 159,
156, 153, 152, 150, 146, 145, 142, 140, 137, 133,
131, 130, 129, 127, 125, 124, 114, 111, 108, 105,
97, 96, 95, 94, 93, 91, 90, 88, 87, 85,
84, 63, 38, 37, 36, 35, 34, 33, 32, 29,
27, 26, 5, 182, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182, 182, 182, 182, 182,
182, 182, 182, 182, 182, 182
} ;
/* 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
/* these variables are all declared out here so that section 3 code can
* manipulate them
*/
static unsigned char *yy_c_buf_p; /* points to current character in buffer */
static int yy_init = 1; /* whether we need to initialize */
static int yy_start = 0; /* start state number */
/* true when we've seen an EOF for the current input file */
static int yy_eof_has_been_seen;
static int yy_n_chars; /* number of characters read into yy_ch_buf */
/* yy_ch_buf has to be 2 characters longer than YY_BUF_SIZE because we need
* to put in 2 end-of-buffer characters (this is explained where it is
* done) at the end of yy_ch_buf
*/
static unsigned char yy_ch_buf[YY_BUF_SIZE + 2];
/* yy_hold_char holds the character lost when yytext is formed */
static unsigned char yy_hold_char;
static yy_state_type yy_last_accepting_state;
static unsigned char *yy_last_accepting_cpos;
static yy_state_type yy_get_previous_state( void );
static int yy_get_next_buffer( void );
static void yyunput( int c, unsigned char *buf_ptr );
static int input( void );
static void yyrestart( FILE *input_file );
YY_DECL
{
register yy_state_type yy_current_state;
register unsigned char *yy_cp, *yy_bp;
register int yy_act;
if ( yy_init )
{
if ( ! yy_start )
yy_start = 1; /* first start state */
if ( ! yyin )
yyin = stdin;
if ( ! yyout )
yyout = stdout;
new_file:
/* this is where we enter upon encountering an end-of-file and
* yywrap() indicating that we should continue processing
*/
/* we put in the '\n' and start reading from [1] so that an
* initial match-at-newline will be true.
*/
yy_ch_buf[0] = '\n';
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.
*/
yy_ch_buf[yy_n_chars] = YY_END_OF_BUFFER_CHAR;
yy_ch_buf[yy_n_chars + 1] = YY_END_OF_BUFFER_CHAR;
yy_eof_has_been_seen = 0;
yytext = yy_c_buf_p = &yy_ch_buf[1];
yy_hold_char = *yy_c_buf_p;
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;
do
{
register unsigned 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 >= 183 )
yy_c = yy_meta[yy_c];
}
yy_current_state = yy_nxt[yy_base[yy_current_state] + yy_c];
++yy_cp;
}
while ( yy_current_state != 182 );
yy_cp = yy_last_accepting_cpos;
yy_current_state = yy_last_accepting_state;
/* bogus while loop to let YY_BACK_TRACK, EOB_ACT_LAST_MATCH,
* and EOF actions branch here without introducing an optimizer-
* daunting goto
*/
while ( 1 )
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