# 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 200 # 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; # define YYNEWLINE 10 int yylex(){ int nstr; extern int yyprevious; while((nstr = yylook()) >= 0) yyfussy: switch(nstr){ case 0: if(yywrap()) return(0); break; case 1: return l_command_table(); break; case 2: return l_request(); break; case 3: return l_unimplemented(); break; case 4: return l_end(); break; case 5: ; break; case 6: return l_quoted_string(); break; case 7: return l_string(); break; case 8: ; break; case 9: return (*yytext); break; case -1: break; default: fprintf(yyout,"bad switch yylook %d",nstr); } return(0); } /* end of yylex */ /* * * Copyright (C) 1988, 1989 by the Massachusetts Institute of Technology * Developed by the MIT Student Information Processing Board (SIPB). * For copying information, see the file mit-copyright.h in this release. * */ /* * User-subroutines section. * * Have to put all this stuff here so that the include file * from YACC output can be included, since LEX doesn't allow * an include file before the code it generates for the above * rules. * */ #include #include "ct.tab.h" #include "copyright.h" extern char *last_token, *ds(); static l_command_table() { last_token = "command_table"; return COMMAND_TABLE; } static l_request() { last_token = "request"; return REQUEST; } static l_unimplemented() { last_token = "unimplemented"; return UNIMPLEMENTED; } static l_end() { last_token = "end"; return END; } static l_quoted_string() { register char *p; yylval.dynstr = ds(yytext+1); if (p=rindex(yylval.dynstr, '"')) *p='\0'; last_token = ds(yylval.dynstr); return STRING; } static l_string() { yylval.dynstr = ds(yytext); last_token = ds(yylval.dynstr); return STRING; } int yyvstop[] ={ 0, 7, 0, 7, 0, 9, 0, 5, 9, 0, 5, 0, 9, 0, 9, 0, 7, 9, 0, 7, 9, 0, 7, 9, 0, 7, 9, 0, 7, 9, 0, 6, 0, 8, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 4, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 2, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 7, 0, 1, 7, 0, 3, 7, 0, 0}; # define YYTYPE unsigned char struct yywork { YYTYPE verify, advance; } yycrank[] ={ 0,0, 0,0, 1,3, 0,0, 0,0, 6,13, 0,0, 7,15, 0,0, 0,0, 1,4, 1,5, 0,0, 6,13, 6,13, 7,15, 7,16, 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, 2,7, 6,14, 0,0, 7,15, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 1,8, 0,0, 0,0, 6,13, 0,0, 7,15, 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, 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, 0,0, 1,9, 2,9, 1,10, 2,10, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 0,0, 1,11, 2,11, 0,0, 1,12, 2,12, 0,0, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 9,18, 10,19, 11,20, 12,21, 8,17, 18,22, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 8,17, 19,23, 20,24, 21,25, 22,26, 24,27, 25,28, 26,29, 27,30, 28,31, 29,32, 30,33, 31,34, 32,35, 33,36, 34,37, 35,38, 37,39, 38,40, 39,41, 40,42, 41,43, 42,44, 43,45, 44,46, 45,47, 46,48, 47,49, 0,0, 0,0, 0,0}; struct yysvf yysvec[] ={ 0, 0, 0, yycrank+-1, 0, yyvstop+1, yycrank+-2, yysvec+1, yyvstop+3, yycrank+0, 0, yyvstop+5, yycrank+0, 0, yyvstop+7, yycrank+0, 0, yyvstop+10, yycrank+-4, 0, yyvstop+12, yycrank+-6, 0, yyvstop+14, yycrank+56, 0, yyvstop+16, yycrank+36, yysvec+8, yyvstop+19, yycrank+38, yysvec+8, yyvstop+22, yycrank+48, yysvec+8, yyvstop+25, yycrank+40, yysvec+8, yyvstop+28, yycrank+0, yysvec+6, 0, yycrank+0, 0, yyvstop+31, yycrank+0, yysvec+7, 0, yycrank+0, 0, yyvstop+33, yycrank+0, yysvec+8, yyvstop+35, yycrank+43, yysvec+8, yyvstop+37, yycrank+79, yysvec+8, yyvstop+39, yycrank+67, yysvec+8, yyvstop+41, yycrank+76, yysvec+8, yyvstop+43, yycrank+73, yysvec+8, yyvstop+45, yycrank+0, yysvec+8, yyvstop+47, yycrank+66, yysvec+8, yyvstop+50, yycrank+75, yysvec+8, yyvstop+52, yycrank+88, yysvec+8, yyvstop+54, yycrank+85, yysvec+8, yyvstop+56, yycrank+75, yysvec+8, yyvstop+58, yycrank+78, yysvec+8, yyvstop+60, yycrank+74, yysvec+8, yyvstop+62, yycrank+82, yysvec+8, yyvstop+64, yycrank+91, yysvec+8, yyvstop+66, yycrank+76, yysvec+8, yyvstop+68, yycrank+92, yysvec+8, yyvstop+70, yycrank+99, yysvec+8, yyvstop+72, yycrank+0, yysvec+8, yyvstop+74, yycrank+86, yysvec+8, yyvstop+77, yycrank+80, yysvec+8, yyvstop+79, yycrank+96, yysvec+8, yyvstop+81, yycrank+101, yysvec+8, yyvstop+83, yycrank+89, yysvec+8, yyvstop+85, yycrank+102, yysvec+8, yyvstop+87, yycrank+85, yysvec+8, yyvstop+89, yycrank+94, yysvec+8, yyvstop+91, yycrank+102, yysvec+8, yyvstop+93, yycrank+103, yysvec+8, yyvstop+95, yycrank+105, yysvec+8, yyvstop+97, yycrank+0, yysvec+8, yyvstop+99, yycrank+0, yysvec+8, yyvstop+102, 0, 0, 0}; struct yywork *yytop = yycrank+205; 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 ,01 , 01 ,01 ,01 ,01 ,01 ,01 ,01 ,01 , '0' ,'0' ,'0' ,'0' ,'0' ,'0' ,'0' ,'0' , '0' ,'0' ,01 ,01 ,01 ,01 ,01 ,01 , 01 ,'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' ,01 ,01 ,01 ,01 ,'0' , 01 ,'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' ,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}; /* ncform 4.1 83/08/11 */ 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; #if NeXT int yylook(){ #else yylook(){ #endif NeXT register struct yysvf *yystate, **lsp; register struct yywork *yyt; struct yysvf *yyz; int yych; struct yywork *yyr; # ifdef LEXDEBUG int debug; # endif char *yylastch; /* start off machines */ # ifdef LEXDEBUG debug = 0; # endif 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){ /* may not be any transitions */ yyz = yystate->yyother; if(yyz == 0)break; if(yyz->yystoff == yycrank)break; } *yylastch++ = yych = input(); 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 } } #if NeXT int yyback(p, m) int *p; int m; #else yyback(p, m) int *p; #endif NeXT { if (p==0) return(0); while (*p) { if (*p++ == m) return(1); } return(0); } /* the following are only used in the lex library */ #if NeXT int yyinput(){ #else yyinput(){ #endif NeXT return(input()); } #if NeXT void yyoutput(c) int c; { output(c); } #else yyoutput(c) int c; { output(c); } #endif NeXT #if NeXT void yyunput(c) int c; { unput(c); } #else yyunput(c) int c; { unput(c); } #endif NeXT