+++ /dev/null
-#include <gen.h>
-/*#include <stdio.h> ldefs.h*/
-/*#include <strings.h> gen.h*/
-#include "ldefs.h"
-
-# define CHAR 257
-# define CCL 258
-# define NCCL 259
-# define STR 260
-# define DELIM 261
-# define SCON 262
-# define ITER 263
-# define NEWE 264
-# define NULLS 265
-# define CAT 266
-
-# line 11 "parser.y"
-#if defined(DOSCCS) && !defined(lint)
-static char sccsid[] = "@(#)parser.y 4.1 (Berkeley) 8/11/83";
-#endif
-
-/*# include "ldefs.h"*/
-#define yyclearin yychar = -1
-#define yyerrok yyerrflag = 0
-extern int yychar;
-extern short yyerrflag;
-#ifndef YYMAXDEPTH
-#define YYMAXDEPTH 150
-#endif
-#ifndef YYSTYPE
-#define YYSTYPE int
-#endif
-YYSTYPE yylval, yyval;
-
-# line 19 "parser.y"
-int i;
-int j,k;
-int g;
-char *p;
-# define YYERRCODE 256
-
-# line 215 "parser.y"
-
-int yylex() {
- register char *p;
- register int c, i;
- char *t, *xp;
- int n, j, k, x;
- static int sectbegin;
- static char token[TOKENSIZE];
- static int iter;
-
-# ifdef DEBUG
- yylval = 0;
-# endif
-
- if(sect == DEFSECTION) { /* definitions section */
- while(!eof) {
- if(prev == '\n'){ /* next char is at beginning of line */
- getl(p=buf);
- switch(*p){
- case '%':
- switch(c= *(p+1)){
- case '%':
- lgate();
- if(!ratfor)fprintf(fout,"# ");
- fprintf(fout,"define YYNEWLINE %d\n",ctable['\n']);
- if(!ratfor)fprintf(fout,"yylex(){\nint nstr; extern int yyprevious;\n");
- sectbegin = TRUE;
- i = treesize*(sizeof(*name)+sizeof(*left)+
- sizeof(*right)+sizeof(*nullstr)+sizeof(*parent))+ALITTLEEXTRA;
- c = myalloc(i,1);
- if(c == 0)
- error("Too little core for parse tree");
- p = c;
- free(p);
- name = myalloc(treesize,sizeof(*name));
- left = myalloc(treesize,sizeof(*left));
- right = myalloc(treesize,sizeof(*right));
- nullstr = myalloc(treesize,sizeof(*nullstr));
- parent = myalloc(treesize,sizeof(*parent));
- if(name == 0 || left == 0 || right == 0 || parent == 0 || nullstr == 0)
- error("Too little core for parse tree");
- return(freturn(DELIM));
- case 'p': case 'P': /* has overridden number of positions */
- while(*p && !digit(*p))p++;
- maxpos = siconv(p);
-# ifdef DEBUG
- if (debug) printf("positions (%%p) now %d\n",maxpos);
-# endif
- if(report == 2)report = 1;
- continue;
- case 'n': case 'N': /* has overridden number of states */
- while(*p && !digit(*p))p++;
- nstates = siconv(p);
-# ifdef DEBUG
- if(debug)printf( " no. states (%%n) now %d\n",nstates);
-# endif
- if(report == 2)report = 1;
- continue;
- case 'e': case 'E': /* has overridden number of tree nodes */
- while(*p && !digit(*p))p++;
- treesize = siconv(p);
-# ifdef DEBUG
- if (debug) printf("treesize (%%e) now %d\n",treesize);
-# endif
- if(report == 2)report = 1;
- continue;
- case 'o': case 'O':
- while (*p && !digit(*p))p++;
- outsize = siconv(p);
- if (report ==2) report=1;
- continue;
- case 'a': case 'A': /* has overridden number of transitions */
- while(*p && !digit(*p))p++;
- if(report == 2)report = 1;
- ntrans = siconv(p);
-# ifdef DEBUG
- if (debug)printf("N. trans (%%a) now %d\n",ntrans);
-# endif
- continue;
- case 'k': case 'K': /* overriden packed char classes */
- while (*p && !digit(*p))p++;
- if (report==2) report=1;
- free(pchar);
- pchlen = siconv(p);
-# ifdef DEBUG
- if (debug) printf( "Size classes (%%k) now %d\n",pchlen);
-# endif
- pchar=pcptr=myalloc(pchlen, sizeof(*pchar));
- continue;
- case 't': case 'T': /* character set specifier */
- ZCH = atoi(p+2);
- if (ZCH < NCH) ZCH = NCH;
- if (ZCH > 2*NCH) error("ch table needs redeclaration");
- chset = TRUE;
- for(i = 0; i<ZCH; i++)
- ctable[i] = 0;
- while(getl(p) && scomp(p,"%T") != 0 && scomp(p,"%t") != 0){
- if((n = siconv(p)) <= 0 || n > ZCH){
- warning("Character value %d out of range",n);
- continue;
- }
- while(!space(*p) && *p) p++;
- while(space(*p)) p++;
- t = p;
- while(*t){
- c = ctrans(&t);
- if(ctable[c]){
- if (printable(c))
- warning("Character '%c' used twice",c);
- else
- warning("Character %o used twice",c);
- }
- else ctable[c] = n;
- t++;
- }
- p = buf;
- } {
- char chused[2*NCH]; int kr;
- for(i=0; i<ZCH; i++)
- chused[i]=0;
- for(i=0; i<NCH; i++)
- chused[ctable[i]]=1;
- for(kr=i=1; i<NCH; i++)
- if (ctable[i]==0) {
- while (chused[kr] == 0)
- kr++;
- ctable[i]=kr;
- chused[kr]=1;
- }
- }
- lgate();
- continue;
- case 'r': case 'R':
- c = 'r';
- case 'c': case 'C':
- if(lgatflg)
- error("Too late for language specifier");
- ratfor = (c == 'r');
- continue;
- case '{':
- lgate();
- while(getl(p) && scomp(p,"%}") != 0)
- fprintf(fout, "%s\n",p);
- if(p[0] == '%') continue;
- error("Premature eof");
- case 's': case 'S': /* start conditions */
- lgate();
- while(*p && _index(*p," \t,") < 0) p++;
- n = TRUE;
- while(n){
- while(*p && _index(*p," \t,") >= 0) p++;
- t = p;
- while(*p && _index(*p," \t,") < 0)p++;
- if(!*p) n = FALSE;
- *p++ = 0;
- if (*t == 0) continue;
- i = sptr*2;
- if(!ratfor)fprintf(fout,"# ");
- fprintf(fout,"define %s %d\n",t,i);
- scopy(t,sp);
- sname[sptr++] = sp;
- sname[sptr] = 0; /* required by lookup */
- if(sptr >= STARTSIZE)
- error("Too many start conditions");
- sp += slength(sp) + 1;
- if(sp >= schar+STARTCHAR)
- error("Start conditions too long");
- }
- continue;
- default:
- warning("Invalid request %s",p);
- continue;
- } /* end of switch after seeing '%' */
- case ' ': case '\t': /* must be code */
- lgate();
- fprintf(fout, "%s\n",p);
- continue;
- default: /* definition */
- while(*p && !space(*p)) p++;
- if(*p == 0)
- continue;
- prev = *p;
- *p = 0;
- bptr = p+1;
- yylval = buf;
- if(digit(buf[0]))
- warning("Substitution strings may not begin with digits");
- return(freturn(STR));
- }
- }
- /* still sect 1, but prev != '\n' */
- else {
- p = bptr;
- while(*p && space(*p)) p++;
- if(*p == 0)
- warning("No translation given - null string assumed");
- scopy(p,token);
- yylval = token;
- prev = '\n';
- return(freturn(STR));
- }
- }
- /* end of section one processing */
- }
- else if(sect == RULESECTION){ /* rules and actions */
- while(!eof){
- switch(c=gch()){
- case '\0':
- return(freturn(0));
- case '\n':
- if(prev == '\n') continue;
- x = NEWE;
- break;
- case ' ':
- case '\t':
- if(sectbegin == TRUE){
- cpyact();
- while((c=gch()) && c != '\n');
- continue;
- }
- if(!funcflag)phead2();
- funcflag = TRUE;
- if(ratfor)fprintf(fout,"%d\n",30000+casecount);
- else fprintf(fout,"case %d:\n",casecount);
- if(cpyact()){
- if(ratfor)fprintf(fout,"goto 30997\n");
- else fprintf(fout,"break;\n");
- }
- while((c=gch()) && c != '\n');
- if(peek == ' ' || peek == '\t' || sectbegin == TRUE){
- warning("Executable statements should occur right after %%");
- continue;
- }
- x = NEWE;
- break;
- case '%':
- if(prev != '\n') goto character;
- if(peek == '{'){ /* included code */
- getl(buf);
- while(!eof && getl(buf) && scomp("%}",buf) != 0)
- fprintf(fout,"%s\n",buf);
- continue;
- }
- if(peek == '%'){
- c = gch();
- c = gch();
- x = DELIM;
- break;
- }
- goto character;
- case '|':
- if(peek == ' ' || peek == '\t' || peek == '\n'){
- if(ratfor)fprintf(fout,"%d\n",30000+casecount++);
- else fprintf(fout,"case %d:\n",casecount++);
- continue;
- }
- x = '|';
- break;
- case '$':
- if(peek == '\n' || peek == ' ' || peek == '\t' || peek == '|' || peek == '/'){
- x = c;
- break;
- }
- goto character;
- case '^':
- if(prev != '\n' && scon != TRUE) goto character; /* valid only at line begin */
- x = c;
- break;
- case '?':
- case '+':
- case '.':
- case '*':
- case '(':
- case ')':
- case ',':
- case '/':
- x = c;
- break;
- case '}':
- iter = FALSE;
- x = c;
- break;
- case '{': /* either iteration or definition */
- if(digit(c=gch())){ /* iteration */
- iter = TRUE;
- ieval:
- i = 0;
- while(digit(c)){
- token[i++] = c;
- c = gch();
- }
- token[i] = 0;
- yylval = siconv(token);
- munput('c',c);
- x = ITER;
- break;
- }
- else { /* definition */
- i = 0;
- while(c && c!='}'){
- token[i++] = c;
- c = gch();
- }
- token[i] = 0;
- i = lookup(token,def);
- if(i < 0)
- warning("Definition %s not found",token);
- else
- munput('s',subs[i]);
- continue;
- }
- case '<': /* start condition ? */
- if(prev != '\n') /* not at line begin, not start */
- goto character;
- t = slptr;
- do {
- i = 0;
- c = gch();
- while(c != ',' && c && c != '>'){
- token[i++] = c;
- c = gch();
- }
- token[i] = 0;
- if(i == 0)
- goto character;
- i = lookup(token,sname);
- if(i < 0) {
- warning("Undefined start condition %s",token);
- continue;
- }
- *slptr++ = i+1;
- } while(c && c != '>');
- *slptr++ = 0;
- /* check if previous value re-usable */
- for (xp=slist; xp<t; ) {
- if (strcmp(xp, t)==0)
- break;
- while (*xp++);
- }
- if (xp<t) {
- /* re-use previous pointer to string */
- slptr=t;
- t=xp;
- }
- if(slptr > slist+STARTSIZE) /* note not packed ! */
- error("Too many start conditions used");
- yylval = t;
- x = SCON;
- break;
- case '"':
- i = 0;
- while((c=gch()) && c != '"' && c != '\n'){
- if(c == '\\') c = usescape(c=gch());
- token[i++] = c;
- if(i > TOKENSIZE){
- warning("String too long");
- i = TOKENSIZE-1;
- break;
- }
- }
- if(c == '\n') {
- yyline--;
- warning("Non-terminated string");
- yyline++;
- }
- token[i] = 0;
- if(i == 0)x = NULLS;
- else if(i == 1){
- yylval = token[0];
- x = CHAR;
- }
- else {
- yylval = token;
- x = STR;
- }
- break;
- case '[':
- for(i=1;i<NCH;i++) symbol[i] = 0;
- x = CCL;
- if((c = gch()) == '^'){
- x = NCCL;
- c = gch();
- }
- while(c != ']' && c){
- if(c == '\\') c = usescape(c=gch());
- symbol[c] = 1;
- j = c;
- if((c=gch()) == '-' && peek != ']'){ /* range specified */
- c = gch();
- if(c == '\\') c = usescape(c=gch());
- k = c;
- if(j > k) {
- n = j;
- j = k;
- k = n;
- }
- if(!(('A' <= j && k <= 'Z') ||
- ('a' <= j && k <= 'z') ||
- ('0' <= j && k <= '9')))
- warning("Non-portable Character Class");
- for(n=j+1;n<=k;n++)
- symbol[n] = 1; /* implementation dependent */
- c = gch();
- }
- }
- /* try to pack ccl's */
- i = 0;
- for(j=0;j<NCH;j++)
- if(symbol[j])token[i++] = j;
- token[i] = 0;
- p = ccptr;
- if(optim){
- p = ccl;
- while(p <ccptr && scomp(token,p) != 0)p++;
- }
- if(p < ccptr) /* found it */
- yylval = p;
- else {
- yylval = ccptr;
- scopy(token,ccptr);
- ccptr += slength(token) + 1;
- if(ccptr >= ccl+CCLSIZE)
- error("Too many large character classes");
- }
- cclinter(x==CCL);
- break;
- case '\\':
- c = usescape(c=gch());
- default:
- character:
- if(iter){ /* second part of an iteration */
- iter = FALSE;
- if('0' <= c && c <= '9')
- goto ieval;
- }
- if(alpha(peek)){
- i = 0;
- yylval = token;
- token[i++] = c;
- while(alpha(peek))
- token[i++] = gch();
- if(peek == '?' || peek == '*' || peek == '+')
- munput('c',token[--i]);
- token[i] = 0;
- if(i == 1){
- yylval = token[0];
- x = CHAR;
- }
- else x = STR;
- }
- else {
- yylval = c;
- x = CHAR;
- }
- }
- scon = FALSE;
- if(x == SCON)scon = TRUE;
- sectbegin = FALSE;
- return(freturn(x));
- }
- }
- /* section three */
- ptail();
-# ifdef DEBUG
- if(debug)
- fprintf(fout,"\n/*this comes from section three - debug */\n");
-# endif
- while(getl(buf) && !eof)
- fprintf(fout,"%s\n",buf);
- return(freturn(0));
- }
-/* end of yylex */
-# ifdef DEBUG
-int XXXfreturn(i) int i; {
- if(yydebug) {
- printf("now return ");
- if(i < NCH) allprint(i);
- else printf("%d",i);
- printf(" yylval = ");
- switch(i){
- case STR: case CCL: case NCCL:
- strpt(yylval);
- break;
- case CHAR:
- allprint(yylval);
- break;
- default:
- printf("%d",yylval);
- break;
- }
- putchar('\n');
- }
- return(i);
- }
-# endif
-short yyexca[] ={
--1, 1,
- 0, -1,
- -2, 0,
- };
-# define YYNPROD 33
-# define YYLAST 291
-short yyact[]={
-
- 34, 45, 35, 23, 21, 43, 27, 28, 4, 34,
- 16, 32, 41, 21, 46, 27, 28, 10, 34, 16,
- 32, 8, 21, 9, 27, 28, 25, 29, 16, 6,
- 7, 3, 24, 34, 27, 28, 29, 21, 11, 27,
- 28, 2, 5, 16, 1, 29, 21, 0, 27, 28,
- 0, 0, 16, 0, 0, 29, 21, 0, 20, 0,
- 29, 0, 16, 0, 0, 21, 0, 20, 0, 29,
- 0, 16, 0, 0, 31, 0, 20, 0, 0, 0,
- 12, 0, 0, 12, 0, 0, 0, 0, 30, 0,
- 0, 20, 0, 42, 36, 37, 38, 30, 0, 0,
- 0, 0, 0, 0, 0, 39, 30, 40, 0, 0,
- 20, 0, 0, 0, 0, 0, 0, 0, 0, 20,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 44,
- 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, 14, 17, 18, 15, 0, 19, 33, 0, 22,
- 14, 17, 18, 15, 0, 19, 33, 26, 22, 14,
- 17, 18, 15, 0, 0, 33, 0, 22, 0, 0,
- 0, 0, 0, 0, 14, 17, 18, 15, 0, 0,
- 33, 0, 22, 14, 17, 18, 15, 0, 0, 33,
- 0, 22, 13, 14, 17, 18, 15, 7, 19, 0,
- 0, 22, 14, 17, 18, 15, 0, 19, 0, 0,
- 22 };
-short yypact[]={
-
--248,-1000,-1000,-231,-1000, 16,-257,-1000, 16,-1000,
--1000,-1000, -27,-262,-1000,-1000,-1000,-1000,-1000, 25,
- 25, 25,-1000,-1000,-1000,-1000,-1000,-1000,-1000,-1000,
- 25, -8, 25, -32,-1000,-1000, -18, 6, -36, -3,
- -18,-124,-1000,-1000,-111,-1000,-1000 };
-short yypgo[]={
-
- 0, 44, 41, 31, 38, 21, 23, 17, 74 };
-short yyr1[]={
-
- 0, 1, 2, 2, 2, 6, 6, 3, 3, 4,
- 5, 5, 7, 7, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8 };
-short yyr2[]={
-
- 0, 1, 4, 3, 1, 1, 0, 3, 0, 1,
- 2, 1, 2, 2, 1, 1, 1, 1, 1, 2,
- 2, 2, 3, 2, 3, 5, 3, 4, 2, 2,
- 2, 3, 1 };
-short yychk[]={
-
--1000, -1, -2, -3, 256, -4, 260, 261, -5, -6,
- -7, -4, -8, 256, 257, 260, 46, 258, 259, 262,
- 94, 40, 265, 260, -6, -7, 264, 42, 43, 63,
- 124, -8, 47, 263, 36, 264, -8, -8, -8, -8,
- -8, 44, 125, 41, 263, 125, 125 };
-short yydef[]={
-
- 8, -2, 1, 0, 4, 6, 0, 9, 6, 3,
- 11, 5, 0, 0, 14, 15, 16, 17, 18, 0,
- 0, 0, 32, 7, 2, 10, 12, 19, 20, 21,
- 0, 23, 0, 0, 30, 13, 28, 29, 0, 22,
- 24, 0, 26, 31, 0, 27, 25 };
-#ifndef lint
-static char yaccpar_sccsid[] = "@(#)yaccpar 4.1 (Berkeley) 2/11/83";
-#endif
-
-#
-# define YYFLAG -1000
-# define YYERROR goto yyerrlab
-# define YYACCEPT return(0)
-# define YYABORT return(1)
-
-/* parser for yacc output */
-
-#ifdef YYDEBUG
-int yydebug = 0; /* 1 for debugging */
-#endif
-YYSTYPE yyv[YYMAXDEPTH]; /* where the values are stored */
-int yychar = -1; /* current input token number */
-int yynerrs = 0; /* number of errors */
-short yyerrflag = 0; /* error recovery flag */
-
-int yyparse() {
-
- short yys[YYMAXDEPTH];
- short yyj, yym;
- register YYSTYPE *yypvt;
- register short yystate, *yyps, yyn;
- register YYSTYPE *yypv;
- register short *yyxi;
-
- yystate = 0;
- yychar = -1;
- yynerrs = 0;
- yyerrflag = 0;
- yyps= &yys[-1];
- yypv= &yyv[-1];
-
- yystack: /* put a state and value onto the stack */
-
-#ifdef YYDEBUG
- if( yydebug ) printf( "state %d, char 0%o\n", yystate, yychar );
-#endif
- if( ++yyps> &yys[YYMAXDEPTH] ) { yyerror( "yacc stack overflow" ); return(1); }
- *yyps = yystate;
- ++yypv;
- *yypv = yyval;
-
- yynewstate:
-
- yyn = yypact[yystate];
-
- if( yyn<= YYFLAG ) goto yydefault; /* simple state */
-
- if( yychar<0 ) if( (yychar=yylex())<0 ) yychar=0;
- if( (yyn += yychar)<0 || yyn >= YYLAST ) goto yydefault;
-
- if( yychk[ yyn=yyact[ yyn ] ] == yychar ){ /* valid shift */
- yychar = -1;
- yyval = yylval;
- yystate = yyn;
- if( yyerrflag > 0 ) --yyerrflag;
- goto yystack;
- }
-
- yydefault:
- /* default state action */
-
- if( (yyn=yydef[yystate]) == -2 ) {
- if( yychar<0 ) if( (yychar=yylex())<0 ) yychar = 0;
- /* look through exception table */
-
- for( yyxi=yyexca; (*yyxi!= (-1)) || (yyxi[1]!=yystate) ; yyxi += 2 ) ; /* VOID */
-
- while( *(yyxi+=2) >= 0 ){
- if( *yyxi == yychar ) break;
- }
- if( (yyn = yyxi[1]) < 0 ) return(0); /* accept */
- }
-
- if( yyn == 0 ){ /* error */
- /* error ... attempt to resume parsing */
-
- switch( yyerrflag ){
-
- case 0: /* brand new error */
-
- yyerror( "syntax error" );
- yyerrlab:
- ++yynerrs;
-
- case 1:
- case 2: /* incompletely recovered error ... try again */
-
- yyerrflag = 3;
-
- /* find a state where "error" is a legal shift action */
-
- while ( yyps >= yys ) {
- yyn = yypact[*yyps] + YYERRCODE;
- if( yyn>= 0 && yyn < YYLAST && yychk[yyact[yyn]] == YYERRCODE ){
- yystate = yyact[yyn]; /* simulate a shift of "error" */
- goto yystack;
- }
- yyn = yypact[*yyps];
-
- /* the current yyps has no shift onn "error", pop stack */
-
-#ifdef YYDEBUG
- if( yydebug ) printf( "error recovery pops state %d, uncovers %d\n", *yyps, yyps[-1] );
-#endif
- --yyps;
- --yypv;
- }
-
- /* there is no state on the stack with an error shift ... abort */
-
- yyabort:
- return(1);
-
- case 3: /* no shift yet; clobber input char */
-
-#ifdef YYDEBUG
- if( yydebug ) printf( "error recovery discards char %d\n", yychar );
-#endif
-
- if( yychar == 0 ) goto yyabort; /* don't discard EOF, quit */
- yychar = -1;
- goto yynewstate; /* try again in the same state */
-
- }
-
- }
-
- /* reduction by production yyn */
-
-#ifdef YYDEBUG
- if( yydebug ) printf("reduce %d\n",yyn);
-#endif
- yyps -= yyr2[yyn];
- yypvt = yypv;
- yypv -= yyr2[yyn];
- yyval = yypv[1];
- yym=yyn;
- /* consult goto table to find next state */
- yyn = yyr1[yyn];
- yyj = yypgo[yyn] + *yyps + 1;
- if( yyj>=YYLAST || yychk[ yystate = yyact[yyj] ] != -yyn ) yystate = yyact[yypgo[yyn]];
- switch(yym){
-
-case 1:
-# line 25 "parser.y"
-{
-# ifdef DEBUG
- if(debug) sect2dump();
-# endif
- } break;
-case 3:
-# line 33 "parser.y"
-{
- if(!funcflag)phead2();
- funcflag = TRUE;
- } break;
-case 4:
-# line 38 "parser.y"
-{
-# ifdef DEBUG
- if(debug) {
- sect1dump();
- sect2dump();
- }
-# endif
- } break;
-case 7:
-# line 49 "parser.y"
-{ scopy(yypvt[-1],dp);
- def[dptr] = dp;
- dp += slength(yypvt[-1]) + 1;
- scopy(yypvt[-0],dp);
- subs[dptr++] = dp;
- if(dptr >= DEFSIZE)
- error("Too many definitions");
- dp += slength(yypvt[-0]) + 1;
- if(dp >= dchar+DEFCHAR)
- error("Definitions too long");
- subs[dptr]=def[dptr]=0; /* for lookup - require ending null */
- } break;
-case 9:
-# line 64 "parser.y"
-{
-# ifdef DEBUG
- if(sect == DEFSECTION && debug) sect1dump();
-# endif
- sect++;
- } break;
-case 10:
-# line 72 "parser.y"
-{ yyval = mn2(RNEWE,yypvt[-1],yypvt[-0]);
- } break;
-case 11:
-# line 75 "parser.y"
-{ yyval = yypvt[-0];} break;
-case 12:
-# line 78 "parser.y"
-{
- if(divflg == TRUE)
- i = mn1(S1FINAL,casecount);
- else i = mn1(FINAL,casecount);
- yyval = mn2(RCAT,yypvt[-1],i);
- divflg = FALSE;
- casecount++;
- } break;
-case 13:
-# line 87 "parser.y"
-{
-# ifdef DEBUG
- if(debug) sect2dump();
-# endif
- } break;
-case 14:
-# line 93 "parser.y"
-{ yyval = mn0(yypvt[-0]); } break;
-case 15:
-# line 95 "parser.y"
-{
- p = yypvt[-0];
- i = mn0(*p++);
- while(*p)
- i = mn2(RSTR,i,*p++);
- yyval = i;
- } break;
-case 16:
-# line 103 "parser.y"
-{ symbol['\n'] = 0;
- if(psave == FALSE){
- p = ccptr;
- psave = ccptr;
- for(i=1;i<'\n';i++){
- symbol[i] = 1;
- *ccptr++ = i;
- }
- for(i='\n'+1;i<NCH;i++){
- symbol[i] = 1;
- *ccptr++ = i;
- }
- *ccptr++ = 0;
- if(ccptr > ccl+CCLSIZE)
- error("Too many large character classes");
- }
- else
- p = psave;
- yyval = mn1(RCCL,p);
- cclinter(1);
- } break;
-case 17:
-# line 125 "parser.y"
-{ yyval = mn1(RCCL,yypvt[-0]); } break;
-case 18:
-# line 127 "parser.y"
-{ yyval = mn1(RNCCL,yypvt[-0]); } break;
-case 19:
-# line 129 "parser.y"
-{ yyval = mn1(STAR,yypvt[-1]); } break;
-case 20:
-# line 131 "parser.y"
-{ yyval = mn1(PLUS,yypvt[-1]); } break;
-case 21:
-# line 133 "parser.y"
-{ yyval = mn1(QUEST,yypvt[-1]); } break;
-case 22:
-# line 135 "parser.y"
-{ yyval = mn2(BAR,yypvt[-2],yypvt[-0]); } break;
-case 23:
-# line 137 "parser.y"
-{ yyval = mn2(RCAT,yypvt[-1],yypvt[-0]); } break;
-case 24:
-# line 139 "parser.y"
-{ if(!divflg){
- j = mn1(S2FINAL,-casecount);
- i = mn2(RCAT,yypvt[-2],j);
- yyval = mn2(DIV,i,yypvt[-0]);
- }
- else {
- yyval = mn2(RCAT,yypvt[-2],yypvt[-0]);
- warning("Extra slash removed");
- }
- divflg = TRUE;
- } break;
-case 25:
-# line 151 "parser.y"
-{ if(yypvt[-3] > yypvt[-1]){
- i = yypvt[-3];
- yypvt[-3] = yypvt[-1];
- yypvt[-1] = i;
- }
- if(yypvt[-1] <= 0)
- warning("Iteration range must be positive");
- else {
- j = yypvt[-4];
- for(k = 2; k<=yypvt[-3];k++)
- j = mn2(RCAT,j,dupl(yypvt[-4]));
- for(i = yypvt[-3]+1; i<=yypvt[-1]; i++){
- g = dupl(yypvt[-4]);
- for(k=2;k<=i;k++)
- g = mn2(RCAT,g,dupl(yypvt[-4]));
- j = mn2(BAR,j,g);
- }
- yyval = j;
- }
- } break;
-case 26:
-# line 172 "parser.y"
-{
- if(yypvt[-1] < 0)warning("Can't have negative iteration");
- else if(yypvt[-1] == 0) yyval = mn0(RNULLS);
- else {
- j = yypvt[-2];
- for(k=2;k<=yypvt[-1];k++)
- j = mn2(RCAT,j,dupl(yypvt[-2]));
- yyval = j;
- }
- } break;
-case 27:
-# line 183 "parser.y"
-{
- /* from n to infinity */
- if(yypvt[-2] < 0)warning("Can't have negative iteration");
- else if(yypvt[-2] == 0) yyval = mn1(STAR,yypvt[-3]);
- else if(yypvt[-2] == 1)yyval = mn1(PLUS,yypvt[-3]);
- else { /* >= 2 iterations minimum */
- j = yypvt[-3];
- for(k=2;k<yypvt[-2];k++)
- j = mn2(RCAT,j,dupl(yypvt[-3]));
- k = mn1(PLUS,dupl(yypvt[-3]));
- yyval = mn2(RCAT,j,k);
- }
- } break;
-case 28:
-# line 197 "parser.y"
-{ yyval = mn2(RSCON,yypvt[-0],yypvt[-1]); } break;
-case 29:
-# line 199 "parser.y"
-{ yyval = mn1(CARAT,yypvt[-0]); } break;
-case 30:
-# line 201 "parser.y"
-{ i = mn0('\n');
- if(!divflg){
- j = mn1(S2FINAL,-casecount);
- k = mn2(RCAT,yypvt[-1],j);
- yyval = mn2(DIV,k,i);
- }
- else yyval = mn2(RCAT,yypvt[-1],i);
- divflg = TRUE;
- } break;
-case 31:
-# line 211 "parser.y"
-{ yyval = yypvt[-1]; } break;
-case 32:
-# line 213 "parser.y"
-{ yyval = mn0(RNULLS); } break;
- }
- goto yystack; /* stack new state and value */
-
- }
public / 43bsd.git / commitdiff