ftp.nice.ch/pub/next/unix/developer/pcn.2.0.s.tar.gz#/src/compiler/parser/lex.c

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# include "stdio.h"
# define U(x) x
# define NLSTATE yyprevious=YYNEWLINE
# define BEGIN yybgin = yysvec + 1 +
# define INITIAL 0
# define YYLERR yysvec
# define YYSTATE (yyestate-yysvec-1)
# define YYOPTIM 1
# define YYLMAX BUFSIZ
# define output(c) putc(c,yyout)
# define input() (((yytchar=yysptr>yysbuf?U(*--yysptr):getc(yyin))==10?(yylineno++,yytchar):yytchar)==EOF?0:yytchar)
# define unput(c) {yytchar= (c);if(yytchar=='\n')yylineno--;*yysptr++=yytchar;}
# define yymore() (yymorfg=1)
# define ECHO fprintf(yyout, "%s",yytext)
# define REJECT { nstr = yyreject(); goto yyfussy;}
int yyleng; extern char yytext[];
int yymorfg;
extern char *yysptr, yysbuf[];
int yytchar;
FILE *yyin = {stdin}, *yyout = {stdout};
extern int yylineno;
struct yysvf { 
	struct yywork *yystoff;
	struct yysvf *yyother;
	int *yystops;};
struct yysvf *yyestate;
extern struct yysvf yysvec[], *yybgin;
    
#include "co_parse.h"

static char buf[1000];
static char *save;

/*
 * This is the magic that allows us to force yyparse() to return after 
 * each form. If _p_co_parse_done_flag is true, we force YY_INPUT to return 
 * EOF.
 */

#undef YY_INPUT
#define YY_INPUT(buf,result,max_size)	\
	\
    if (_p_co_push_token) { buf[0] = _p_co_push_token; result = 1; _p_co_push_token = 0;} \
    else if (_p_co_parse_done_flag)	\
    {	\
	_p_co_parse_done_flag = 0;	\
	result = 0;	\
    }	\
    else 	\
    { 	\
	int c = getc(yyin); 	\
	result = (c == EOF) ? YY_NULL : (buf[0] = c, 1); 	\
    }

    
# define YYNEWLINE 10
yylex(){
int nstr; extern int yyprevious;
while((nstr = yylook()) >= 0)
yyfussy: switch(nstr){
case 0:
if(yywrap()) return(0); break;
case 1:
{ save = buf; save[0] = 0; BEGIN(CHAR_CONST); }
break;
case 2:
{ return IMPLY; }
break;
case 3:
{ return MATCH; }
break;
case 4:
{ return LEQ; }
break;
case 5:
{ return GEQ; }
break;
case 6:
{ return NEQ; }
break;
case 7:
{ return COLONEQ; }
break;
case 8:
{ return COLONCOLON; }
break;
case 9:
{ return EQ; }
break;
case 10:
{ return BARBAR; }
break;
case 11:
{ return OVER; }
break;
case 12:
{ return DOTS; }
break;
case 13:
{ return DEFAULT; }
break;
case 14:
{ return IN; }
break;
case 15:
  { strcat(save, yytext); }
break;
case 16:
{ yylval = _p_co_new_string(save);
		  BEGIN(INITIAL);
		  return(CHARACTERconstant);
	      }
break;
case 17:
 { printf("Invalid escape sequence in char const: %s\n", yytext); }
break;
case 18:
  { printf("Invalid: newline in char const\n"); }
break;
case 19:
  { strcat(save, yytext); }
break;
case 20:
    {
    yylval = _p_co_new_string_len(yytext+1, strlen(yytext) - 2); return STRING;}
break;
case 21:
       { yylval = _p_co_new_string(yytext); return ID; }
break;
case 22:
 { yylval = _p_co_new_string(yytext); return(INTEGERconstant); }
break;
case 23:
   { yylval = _p_co_new_string(yytext); return OCTALconstant;}
break;
case 24:
     { yylval = _p_co_new_string(yytext); return(HEXconstant);}
break;
case 25:
{ yylval = _p_co_new_string(yytext); return(FLOATINGconstant);}
break;
case 26:
{ _p_co_parse_cpp_directive(yytext); }
break;
case 28:
{ _p_co_lineno++; }
break;
case 29:
{ return *yytext; }
break;
case -1:
break;
default:
fprintf(yyout,"bad switch yylook %d",nstr);
} return(0); }
/* end of yylex */
int yyvstop[] = {
0,

29,
0,

27,
29,
0,

28,
0,

29,
0,

29,
0,

1,
29,
0,

29,
0,

29,
0,

23,
29,
0,

22,
29,
0,

29,
0,

29,
0,

29,
0,

29,
0,

29,
0,

21,
29,
0,

21,
29,
0,

29,
0,

21,
29,
0,

21,
29,
0,

21,
29,
0,

29,
0,

29,
0,

6,
0,

20,
0,

2,
0,

12,
0,

-25,
0,

23,
0,

23,
0,

23,
0,

22,
0,

22,
0,

22,
0,

8,
0,

7,
0,

4,
0,

9,
0,

5,
0,

3,
0,

21,
0,

21,
22,
23,
24,
0,

20,
0,

21,
0,

14,
21,
0,

21,
0,

10,
0,

26,
0,

25,
0,

25,
-25,
0,

-25,
0,

-25,
0,

24,
0,

21,
0,

21,
0,

25,
-25,
0,

25,
-25,
0,

24,
0,

24,
0,

21,
0,

11,
21,
0,

21,
0,

21,
0,

13,
21,
0,
0};
# define YYTYPE char
struct yywork { YYTYPE verify, advance; } yycrank[] = {
0,0,	0,0,	1,3,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	1,4,	1,5,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	1,6,	1,7,	
0,0,	0,0,	0,0,	0,0,	
1,8,	0,0,	0,0,	0,0,	
1,3,	0,0,	1,9,	1,10,	
60,0,	1,11,	1,12,	0,0,	
0,0,	0,0,	0,0,	0,0,	
2,6,	1,12,	2,25,	1,13,	
0,0,	1,14,	1,15,	1,16,	
1,17,	6,26,	1,18,	9,28,	
2,9,	14,43,	1,18,	7,27,	
1,18,	13,41,	15,44,	16,45,	
13,42,	1,19,	17,46,	7,27,	
7,0,	2,13,	0,0,	2,14,	
2,15,	2,16,	1,18,	0,0,	
19,48,	1,18,	36,35,	0,0,	
40,39,	1,20,	0,0,	0,0,	
0,0,	72,71,	1,18,	67,74,	
0,0,	1,21,	0,0,	21,53,	
7,0,	53,67,	1,22,	55,68,	
0,0,	7,27,	0,0,	1,18,	
1,23,	7,27,	22,54,	77,78,	
7,27,	68,75,	7,27,	7,27,	
19,48,	23,55,	36,35,	2,21,	
40,39,	1,24,	7,27,	24,56,	
2,22,	72,71,	74,77,	78,79,	
0,0,	7,27,	2,23,	7,27,	
0,0,	61,69,	0,0,	7,27,	
61,0,	7,27,	61,69,	61,69,	
0,0,	0,0,	7,27,	2,24,	
0,0,	63,0,	61,69,	63,70,	
63,70,	0,0,	69,0,	7,27,	
69,69,	69,69,	7,27,	63,70,	
0,0,	0,0,	7,0,	0,0,	
69,69,	0,0,	10,29,	7,27,	
10,30,	10,30,	10,30,	10,30,	
10,30,	10,30,	10,30,	10,30,	
10,30,	10,30,	0,0,	11,31,	
7,27,	11,32,	11,32,	11,32,	
11,32,	11,32,	11,32,	11,32,	
11,32,	11,33,	11,33,	31,30,	
31,30,	31,30,	31,30,	31,30,	
31,30,	31,30,	31,30,	31,30,	
31,30,	70,0,	11,34,	70,70,	
70,70,	64,71,	0,0,	0,0,	
0,0,	11,35,	0,0,	70,70,	
31,61,	0,0,	64,72,	0,0,	
0,0,	0,0,	11,36,	0,0,	
0,0,	11,37,	12,31,	0,0,	
12,38,	12,38,	12,38,	12,38,	
12,38,	12,38,	12,38,	12,38,	
12,38,	12,38,	11,34,	0,0,	
0,0,	64,71,	0,0,	0,0,	
0,0,	11,35,	0,0,	0,0,	
31,61,	12,34,	64,72,	0,0,	
0,0,	0,0,	11,36,	0,0,	
12,39,	11,37,	0,0,	0,0,	
0,0,	34,62,	0,0,	34,62,	
0,0,	12,40,	34,63,	34,63,	
34,63,	34,63,	34,63,	34,63,	
34,63,	34,63,	34,63,	34,63,	
0,0,	0,0,	0,0,	0,0,	
0,0,	12,34,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
12,39,	51,65,	51,65,	51,65,	
51,65,	51,65,	51,65,	51,65,	
51,65,	12,40,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	0,0,	0,0,	0,0,	
0,0,	18,47,	0,0,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	18,47,	18,47,	18,47,	
18,47,	20,49,	0,0,	0,0,	
0,0,	0,0,	20,50,	65,65,	
65,65,	65,65,	65,65,	65,65,	
65,65,	65,65,	65,65,	20,51,	
20,51,	20,51,	20,51,	20,51,	
20,51,	20,51,	20,51,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	20,50,	0,0,	
0,0,	0,0,	33,31,	0,0,	
33,33,	33,33,	33,33,	33,33,	
33,33,	33,33,	33,33,	33,33,	
33,33,	33,33,	25,57,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	25,57,	25,58,	
0,0,	33,34,	0,0,	20,50,	
0,0,	0,0,	0,0,	0,0,	
20,50,	20,50,	0,0,	0,0,	
0,0,	20,50,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	20,50,	0,0,	25,57,	
0,0,	20,50,	0,0,	20,50,	
25,57,	20,50,	0,0,	20,52,	
25,57,	33,34,	0,0,	25,57,	
0,0,	25,57,	25,57,	0,0,	
30,59,	0,0,	0,0,	0,0,	
0,0,	25,57,	0,0,	0,0,	
30,59,	30,59,	0,0,	0,0,	
25,57,	0,0,	25,57,	0,0,	
0,0,	0,0,	25,57,	0,0,	
25,57,	0,0,	0,0,	0,0,	
0,0,	25,57,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	30,59,	25,57,	0,0,	
0,0,	25,57,	30,59,	0,0,	
0,0,	25,57,	30,59,	0,0,	
0,0,	30,0,	25,57,	30,60,	
30,60,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	30,60,	
0,0,	0,0,	0,0,	25,57,	
0,0,	0,0,	30,59,	0,0,	
30,59,	0,0,	0,0,	0,0,	
30,59,	0,0,	30,59,	0,0,	
0,0,	0,0,	0,0,	30,59,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
30,59,	0,0,	0,0,	30,59,	
0,0,	0,0,	0,0,	30,59,	
0,0,	0,0,	0,0,	0,0,	
30,59,	32,32,	32,32,	32,32,	
32,32,	32,32,	32,32,	32,32,	
32,32,	32,33,	32,33,	0,0,	
0,0,	30,59,	37,64,	37,64,	
37,64,	37,64,	37,64,	37,64,	
37,64,	37,64,	37,64,	37,64,	
0,0,	0,0,	0,0,	0,0,	
0,0,	32,35,	0,0,	37,64,	
37,64,	37,64,	37,64,	37,64,	
37,64,	0,0,	32,36,	62,63,	
62,63,	62,63,	62,63,	62,63,	
62,63,	62,63,	62,63,	62,63,	
62,63,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	32,35,	0,0,	37,64,	
37,64,	37,64,	37,64,	37,64,	
37,64,	0,0,	32,36,	52,66,	
52,66,	52,66,	52,66,	52,66,	
52,66,	52,66,	52,66,	52,66,	
52,66,	66,49,	0,0,	0,0,	
0,0,	0,0,	66,50,	0,0,	
52,66,	52,66,	52,66,	52,66,	
52,66,	52,66,	0,0,	66,73,	
66,73,	66,73,	66,73,	66,73,	
66,73,	66,73,	66,73,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	66,50,	0,0,	
73,49,	0,0,	0,0,	0,0,	
0,0,	73,50,	0,0,	0,0,	
52,66,	52,66,	52,66,	52,66,	
52,66,	52,66,	73,76,	73,76,	
73,76,	73,76,	73,76,	73,76,	
73,76,	73,76,	0,0,	76,49,	
0,0,	0,0,	0,0,	66,50,	
76,50,	73,50,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	76,76,	76,76,	76,76,	
76,76,	76,76,	76,76,	76,76,	
76,76,	66,50,	0,0,	0,0,	
0,0,	66,50,	0,0,	66,50,	
76,50,	66,50,	0,0,	66,52,	
0,0,	0,0,	73,50,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
73,50,	0,0,	0,0,	0,0,	
73,50,	76,50,	73,50,	0,0,	
73,50,	0,0,	73,52,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	0,0,	
0,0,	0,0,	0,0,	76,50,	
0,0,	0,0,	0,0,	76,50,	
0,0,	76,50,	0,0,	76,50,	
0,0,	76,52,	0,0,	0,0,	
0,0};
struct yysvf yysvec[] = {
0,	0,	0,
yycrank+-1,	0,		0,	
yycrank+-23,	yysvec+1,	0,	
yycrank+0,	0,		yyvstop+1,
yycrank+0,	0,		yyvstop+3,
yycrank+0,	0,		yyvstop+6,
yycrank+4,	0,		yyvstop+8,
yycrank+-70,	0,		yyvstop+10,
yycrank+0,	0,		yyvstop+12,
yycrank+5,	0,		yyvstop+15,
yycrank+120,	0,		yyvstop+17,
yycrank+133,	0,		yyvstop+19,
yycrank+176,	0,		yyvstop+22,
yycrank+15,	0,		yyvstop+25,
yycrank+8,	0,		yyvstop+27,
yycrank+13,	0,		yyvstop+29,
yycrank+14,	0,		yyvstop+31,
yycrank+17,	0,		yyvstop+33,
yycrank+246,	0,		yyvstop+35,
yycrank+3,	yysvec+18,	yyvstop+38,
yycrank+335,	0,		yyvstop+41,
yycrank+2,	yysvec+18,	yyvstop+43,
yycrank+4,	yysvec+18,	yyvstop+46,
yycrank+3,	yysvec+18,	yyvstop+49,
yycrank+3,	0,		yyvstop+52,
yycrank+-413,	0,		yyvstop+54,
yycrank+0,	0,		yyvstop+56,
yycrank+0,	0,		yyvstop+58,
yycrank+0,	0,		yyvstop+60,
yycrank+0,	0,		yyvstop+62,
yycrank+-463,	0,		yyvstop+64,
yycrank+143,	0,		0,	
yycrank+513,	yysvec+12,	yyvstop+66,
yycrank+356,	0,		0,	
yycrank+214,	0,		0,	
yycrank+0,	0,		yyvstop+68,
yycrank+14,	0,		yyvstop+70,
yycrank+526,	0,		0,	
yycrank+0,	yysvec+12,	yyvstop+72,
yycrank+0,	0,		yyvstop+74,
yycrank+16,	0,		yyvstop+76,
yycrank+0,	0,		yyvstop+78,
yycrank+0,	0,		yyvstop+80,
yycrank+0,	0,		yyvstop+82,
yycrank+0,	0,		yyvstop+84,
yycrank+0,	0,		yyvstop+86,
yycrank+0,	0,		yyvstop+88,
yycrank+0,	yysvec+18,	yyvstop+90,
yycrank+0,	yysvec+18,	yyvstop+92,
yycrank+0,	yysvec+20,	yyvstop+97,
yycrank+0,	yysvec+20,	0,	
yycrank+237,	yysvec+20,	0,	
yycrank+583,	0,		0,	
yycrank+3,	yysvec+18,	yyvstop+99,
yycrank+0,	yysvec+18,	yyvstop+101,
yycrank+6,	yysvec+18,	yyvstop+104,
yycrank+0,	0,		yyvstop+106,
yycrank+0,	yysvec+25,	0,	
yycrank+0,	0,		yyvstop+108,
yycrank+0,	0,		yyvstop+110,
yycrank+-2,	yysvec+30,	yyvstop+112,
yycrank+-94,	yysvec+30,	yyvstop+115,
yycrank+551,	0,		0,	
yycrank+-103,	yysvec+30,	yyvstop+117,
yycrank+129,	yysvec+37,	yyvstop+119,
yycrank+327,	yysvec+20,	0,	
yycrank+607,	yysvec+52,	0,	
yycrank+2,	yysvec+18,	yyvstop+121,
yycrank+3,	yysvec+18,	yyvstop+123,
yycrank+-108,	yysvec+30,	yyvstop+125,
yycrank+-155,	yysvec+30,	yyvstop+128,
yycrank+0,	0,		yyvstop+131,
yycrank+21,	0,		yyvstop+133,
yycrank+638,	yysvec+52,	0,	
yycrank+13,	yysvec+18,	yyvstop+135,
yycrank+0,	yysvec+18,	yyvstop+137,
yycrank+661,	yysvec+52,	0,	
yycrank+7,	yysvec+18,	yyvstop+140,
yycrank+15,	yysvec+18,	yyvstop+142,
yycrank+0,	yysvec+18,	yyvstop+144,
0,	0,	0};
struct yywork *yytop = yycrank+781;
struct yysvf *yybgin = yysvec+1;
char yymatch[] = {
00  ,01  ,01  ,01  ,01  ,01  ,01  ,01  ,
01  ,011 ,012 ,01  ,01  ,01  ,01  ,01  ,
01  ,01  ,01  ,01  ,01  ,01  ,01  ,01  ,
01  ,01  ,01  ,01  ,01  ,01  ,01  ,01  ,
011 ,01  ,'"' ,01  ,01  ,01  ,01  ,047 ,
01  ,01  ,01  ,'+' ,01  ,'+' ,'.' ,01  ,
'0' ,'1' ,'1' ,'1' ,'1' ,'1' ,'1' ,'1' ,
'8' ,'8' ,01  ,01  ,01  ,01  ,01  ,'?' ,
01  ,'A' ,'A' ,'A' ,'A' ,'E' ,'A' ,'G' ,
'G' ,'G' ,'G' ,'G' ,'L' ,'G' ,'G' ,'G' ,
'G' ,'G' ,'G' ,'G' ,'G' ,'U' ,'G' ,'G' ,
'X' ,'G' ,'G' ,01  ,0134,01  ,01  ,'G' ,
01  ,'a' ,'a' ,'A' ,'A' ,'E' ,'a' ,'G' ,
'G' ,'G' ,'G' ,'G' ,'L' ,'G' ,'n' ,'G' ,
'G' ,'G' ,'n' ,'G' ,'n' ,'U' ,'n' ,'G' ,
'X' ,'G' ,'G' ,01  ,01  ,01  ,01  ,01  ,
0};
char yyextra[] = {
0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,
0,1,0,0,0,0,0,0,
0};
#ifndef lint
static	char ncform_sccsid[] = "@(#)ncform 1.6 88/02/08 SMI"; /* from S5R2 1.2 */
#endif

int yylineno =1;
# define YYU(x) x
# define NLSTATE yyprevious=YYNEWLINE
char yytext[YYLMAX];
struct yysvf *yylstate [YYLMAX], **yylsp, **yyolsp;
char yysbuf[YYLMAX];
char *yysptr = yysbuf;
int *yyfnd;
extern struct yysvf *yyestate;
int yyprevious = YYNEWLINE;
yylook(){
	register struct yysvf *yystate, **lsp;
	register struct yywork *yyt;
	struct yysvf *yyz;
	int yych, yyfirst;
	struct yywork *yyr;
# ifdef LEXDEBUG
	int debug;
# endif
	char *yylastch;
	/* start off machines */
# ifdef LEXDEBUG
	debug = 0;
# endif
	yyfirst=1;
	if (!yymorfg)
		yylastch = yytext;
	else {
		yymorfg=0;
		yylastch = yytext+yyleng;
		}
	for(;;){
		lsp = yylstate;
		yyestate = yystate = yybgin;
		if (yyprevious==YYNEWLINE) yystate++;
		for (;;){
# ifdef LEXDEBUG
			if(debug)fprintf(yyout,"state %d\n",yystate-yysvec-1);
# endif
			yyt = yystate->yystoff;
			if(yyt == yycrank && !yyfirst){  /* may not be any transitions */
				yyz = yystate->yyother;
				if(yyz == 0)break;
				if(yyz->yystoff == yycrank)break;
				}
			*yylastch++ = yych = input();
			yyfirst=0;
		tryagain:
# ifdef LEXDEBUG
			if(debug){
				fprintf(yyout,"char ");
				allprint(yych);
				putchar('\n');
				}
# endif
			yyr = yyt;
			if ( (int)yyt > (int)yycrank){
				yyt = yyr + yych;
				if (yyt <= yytop && yyt->verify+yysvec == yystate){
					if(yyt->advance+yysvec == YYLERR)	/* error transitions */
						{unput(*--yylastch);break;}
					*lsp++ = yystate = yyt->advance+yysvec;
					goto contin;
					}
				}
# ifdef YYOPTIM
			else if((int)yyt < (int)yycrank) {		/* r < yycrank */
				yyt = yyr = yycrank+(yycrank-yyt);
# ifdef LEXDEBUG
				if(debug)fprintf(yyout,"compressed state\n");
# endif
				yyt = yyt + yych;
				if(yyt <= yytop && yyt->verify+yysvec == yystate){
					if(yyt->advance+yysvec == YYLERR)	/* error transitions */
						{unput(*--yylastch);break;}
					*lsp++ = yystate = yyt->advance+yysvec;
					goto contin;
					}
				yyt = yyr + YYU(yymatch[yych]);
# ifdef LEXDEBUG
				if(debug){
					fprintf(yyout,"try fall back character ");
					allprint(YYU(yymatch[yych]));
					putchar('\n');
					}
# endif
				if(yyt <= yytop && yyt->verify+yysvec == yystate){
					if(yyt->advance+yysvec == YYLERR)	/* error transition */
						{unput(*--yylastch);break;}
					*lsp++ = yystate = yyt->advance+yysvec;
					goto contin;
					}
				}
			if ((yystate = yystate->yyother) && (yyt= yystate->yystoff) != yycrank){
# ifdef LEXDEBUG
				if(debug)fprintf(yyout,"fall back to state %d\n",yystate-yysvec-1);
# endif
				goto tryagain;
				}
# endif
			else
				{unput(*--yylastch);break;}
		contin:
# ifdef LEXDEBUG
			if(debug){
				fprintf(yyout,"state %d char ",yystate-yysvec-1);
				allprint(yych);
				putchar('\n');
				}
# endif
			;
			}
# ifdef LEXDEBUG
		if(debug){
			fprintf(yyout,"stopped at %d with ",*(lsp-1)-yysvec-1);
			allprint(yych);
			putchar('\n');
			}
# endif
		while (lsp-- > yylstate){
			*yylastch-- = 0;
			if (*lsp != 0 && (yyfnd= (*lsp)->yystops) && *yyfnd > 0){
				yyolsp = lsp;
				if(yyextra[*yyfnd]){		/* must backup */
					while(yyback((*lsp)->yystops,-*yyfnd) != 1 && lsp > yylstate){
						lsp--;
						unput(*yylastch--);
						}
					}
				yyprevious = YYU(*yylastch);
				yylsp = lsp;
				yyleng = yylastch-yytext+1;
				yytext[yyleng] = 0;
# ifdef LEXDEBUG
				if(debug){
					fprintf(yyout,"\nmatch ");
					sprint(yytext);
					fprintf(yyout," action %d\n",*yyfnd);
					}
# endif
				return(*yyfnd++);
				}
			unput(*yylastch);
			}
		if (yytext[0] == 0  /* && feof(yyin) */)
			{
			yysptr=yysbuf;
			return(0);
			}
		yyprevious = yytext[0] = input();
		if (yyprevious>0)
			output(yyprevious);
		yylastch=yytext;
# ifdef LEXDEBUG
		if(debug)putchar('\n');
# endif
		}
	}
yyback(p, m)
	int *p;
{
if (p==0) return(0);
while (*p)
	{
	if (*p++ == m)
		return(1);
	}
return(0);
}
	/* the following are only used in the lex library */
yyinput(){
	return(input());
	}
yyoutput(c)
  int c; {
	output(c);
	}
yyunput(c)
   int c; {
	unput(c);
	}

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Marcel Waldvogel and Netfuture.ch.