#if HAVE_NBTOOL_CONFIG_H #include "nbtool_config.h" #endif #include #ifndef lint #if 0 static char yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93"; #else #if defined(__NetBSD__) && defined(__IDSTRING) __IDSTRING(yyrcsid, "NetBSD: skeleton.c,v 1.29 2008/07/18 14:25:37 drochner Exp "); #endif /* __NetBSD__ && __IDSTRING */ #endif /* 0 */ #endif /* lint */ #define YYBYACC 1 #define YYMAJOR 1 #define YYMINOR 9 #define YYLEX yylex() #define YYEMPTY -1 #define yyclearin (yychar=(YYEMPTY)) #define yyerrok (yyerrflag=0) #define YYRECOVERING (yyerrflag!=0) #define YYPREFIX "yy" #line 2 "../../../usr.bin/m4/parser.y" /* NetBSD: parser.y,v 1.2 2009/10/26 21:11:28 christos Exp */ /* $OpenBSD: parser.y,v 1.6 2008/08/21 21:00:14 espie Exp $ */ /* * Copyright (c) 2004 Marc Espie * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #if HAVE_NBTOOL_CONFIG_H #include "nbtool_config.h" #endif __RCSID("NetBSD: parser.y,v 1.2 2009/10/26 21:11:28 christos Exp "); #include #define YYSTYPE int32_t extern int32_t end_result; extern int yylex(void); extern int yyerror(const char *); #line 48 "parser.c" #define NUMBER 257 #define ERROR 258 #define LOR 259 #define LAND 260 #define EQ 261 #define NE 262 #define LE 263 #define GE 264 #define LSHIFT 265 #define RSHIFT 266 #define UMINUS 267 #define UPLUS 268 #define YYERRCODE 256 const short yylhs[] = { -1, 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, }; const short yylen[] = { 2, 1, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, }; const short yydefred[] = { 0, 25, 0, 0, 0, 0, 0, 0, 0, 22, 21, 23, 24, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 5, 6, }; const short yydgoto[] = { 7, 8, }; const short yysindex[] = { -13, 0, -13, -13, -13, -13, -13, 0, 190, 0, 0, 0, 0, 114, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, -13, 0, 321, 347, 159, 397, 354, -24, -24, -35, -35, -35, -35, 136, 136, -31, -31, 0, 0, 0, }; const short yyrindex[] = { 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 65, 56, 51, 48, 74, 60, 66, 34, 40, 76, 83, 17, 26, 1, 9, 0, 0, 0, }; const short yygindex[] = { 0, 458, }; #define YYTABLESIZE 663 const short yytable[] = { 0, 2, 31, 1, 0, 0, 31, 29, 27, 3, 28, 29, 30, 31, 0, 0, 30, 7, 29, 27, 4, 28, 0, 30, 0, 0, 8, 6, 0, 0, 2, 0, 3, 0, 9, 0, 21, 0, 23, 2, 11, 0, 2, 0, 2, 0, 2, 3, 16, 0, 3, 17, 3, 0, 3, 7, 18, 0, 7, 0, 13, 2, 0, 2, 8, 19, 14, 8, 0, 3, 0, 3, 9, 0, 15, 9, 10, 7, 11, 7, 0, 11, 0, 12, 0, 0, 8, 0, 8, 16, 0, 0, 17, 0, 9, 2, 9, 18, 13, 0, 11, 13, 11, 3, 14, 0, 19, 14, 0, 0, 0, 7, 15, 5, 10, 15, 0, 10, 0, 0, 8, 12, 0, 0, 12, 2, 0, 0, 9, 0, 0, 0, 0, 3, 11, 0, 10, 0, 10, 0, 0, 7, 16, 12, 0, 12, 0, 0, 0, 0, 8, 31, 18, 0, 13, 32, 29, 27, 9, 28, 14, 30, 0, 0, 11, 0, 0, 0, 15, 0, 10, 0, 16, 31, 21, 17, 23, 12, 29, 27, 0, 28, 0, 30, 13, 0, 0, 0, 0, 0, 14, 0, 0, 0, 0, 0, 31, 18, 15, 0, 10, 29, 27, 0, 28, 0, 30, 12, 17, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 21, 0, 23, 0, 0, 0, 0, 0, 31, 18, 0, 25, 26, 29, 27, 0, 28, 0, 30, 16, 22, 24, 25, 26, 0, 1, 0, 0, 0, 0, 0, 21, 0, 23, 17, 0, 0, 0, 0, 0, 0, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 7, 7, 7, 7, 7, 7, 7, 7, 17, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 11, 11, 11, 11, 11, 11, 0, 0, 16, 16, 0, 17, 17, 0, 0, 16, 18, 18, 0, 0, 13, 13, 13, 13, 0, 19, 14, 14, 14, 14, 0, 0, 0, 0, 15, 15, 10, 10, 10, 10, 10, 10, 0, 12, 12, 12, 12, 12, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 31, 18, 0, 0, 0, 29, 27, 0, 28, 0, 30, 0, 0, 0, 0, 14, 15, 19, 20, 22, 24, 25, 26, 21, 0, 23, 31, 18, 0, 0, 0, 29, 27, 31, 28, 0, 30, 0, 29, 27, 0, 28, 0, 30, 0, 0, 0, 0, 0, 21, 0, 23, 0, 0, 0, 0, 21, 17, 23, 0, 0, 0, 19, 20, 22, 24, 25, 26, 0, 0, 0, 0, 0, 0, 0, 0, 31, 18, 0, 0, 0, 29, 27, 17, 28, 0, 30, 16, 0, 0, 0, 14, 15, 19, 20, 22, 24, 25, 26, 21, 0, 23, 9, 10, 11, 12, 13, 0, 0, 0, 0, 0, 0, 16, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 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, 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, 15, 19, 20, 22, 24, 25, 26, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 19, 20, 22, 24, 25, 26, 0, 19, 20, 22, 24, 25, 26, 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, 19, 20, 22, 24, 25, 26, }; const short yycheck[] = { -1, 0, 37, 0, -1, -1, 37, 42, 43, 0, 45, 42, 47, 37, -1, -1, 47, 0, 42, 43, 33, 45, -1, 47, -1, -1, 0, 40, -1, -1, 43, -1, 45, -1, 0, -1, 60, -1, 62, 38, 0, -1, 41, -1, 43, -1, 45, 38, 0, -1, 41, 0, 43, -1, 45, 38, 0, -1, 41, -1, 0, 60, -1, 62, 38, 0, 0, 41, -1, 60, -1, 62, 38, -1, 0, 41, 0, 60, 38, 62, -1, 41, -1, 0, -1, -1, 60, -1, 62, 41, -1, -1, 41, -1, 60, 94, 62, 41, 38, -1, 60, 41, 62, 94, 38, -1, 41, 41, -1, -1, -1, 94, 38, 126, 38, 41, -1, 41, -1, -1, 94, 38, -1, -1, 41, 124, -1, -1, 94, -1, -1, -1, -1, 124, 94, -1, 60, -1, 62, -1, -1, 124, 94, 60, -1, 62, -1, -1, -1, -1, 124, 37, 38, -1, 94, 41, 42, 43, 124, 45, 94, 47, -1, -1, 124, -1, -1, -1, 94, -1, 94, -1, 124, 37, 60, 124, 62, 94, 42, 43, -1, 45, -1, 47, 124, -1, -1, -1, -1, -1, 124, -1, -1, -1, -1, -1, 37, 38, 124, -1, 124, 42, 43, -1, 45, -1, 47, 124, 94, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 60, -1, 62, -1, -1, -1, -1, -1, 37, 38, -1, 265, 266, 42, 43, -1, 45, -1, 47, 124, 263, 264, 265, 266, -1, 257, -1, -1, -1, -1, -1, 60, -1, 62, 94, -1, -1, -1, -1, -1, -1, 259, 260, 261, 262, 263, 264, 265, 266, 259, 260, 261, 262, 263, 264, 265, 266, 259, 260, 261, 262, 263, 264, 265, 266, 94, 259, 260, 261, 262, 263, 264, 265, 266, 259, 260, 261, 262, 263, 264, 259, 260, 261, 262, 263, 264, -1, -1, 259, 260, -1, 259, 260, -1, -1, 124, 259, 260, -1, -1, 259, 260, 261, 262, -1, 259, 259, 260, 261, 262, -1, -1, -1, -1, 259, 260, 259, 260, 261, 262, 263, 264, -1, 259, 260, 261, 262, 263, 264, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 37, 38, -1, -1, -1, 42, 43, -1, 45, -1, 47, -1, -1, -1, -1, 259, 260, 261, 262, 263, 264, 265, 266, 60, -1, 62, 37, 38, -1, -1, -1, 42, 43, 37, 45, -1, 47, -1, 42, 43, -1, 45, -1, 47, -1, -1, -1, -1, -1, 60, -1, 62, -1, -1, -1, -1, 60, 94, 62, -1, -1, -1, 261, 262, 263, 264, 265, 266, -1, -1, -1, -1, -1, -1, -1, -1, 37, 38, -1, -1, -1, 42, 43, 94, 45, -1, 47, 124, -1, -1, -1, 259, 260, 261, 262, 263, 264, 265, 266, 60, -1, 62, 2, 3, 4, 5, 6, -1, -1, -1, -1, -1, -1, 124, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, -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, 260, 261, 262, 263, 264, 265, 266, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 261, 262, 263, 264, 265, 266, -1, 261, 262, 263, 264, 265, 266, -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, 261, 262, 263, 264, 265, 266, }; #define YYFINAL 7 #ifndef YYDEBUG #define YYDEBUG 0 #endif #define YYMAXTOKEN 268 #if YYDEBUG const char * const yyname[] = { "end-of-file",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,"'^'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'|'",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, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 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,"NUMBER","ERROR","LOR","LAND","EQ","NE","LE","GE", "LSHIFT","RSHIFT","UMINUS","UPLUS", }; const char * const yyrule[] = { "$accept : top", "top : expr", "expr : expr '+' expr", "expr : expr '-' expr", "expr : expr '*' expr", "expr : expr '/' expr", "expr : expr '%' expr", "expr : expr LSHIFT expr", "expr : expr RSHIFT expr", "expr : expr '<' expr", "expr : expr '>' expr", "expr : expr LE expr", "expr : expr GE expr", "expr : expr EQ expr", "expr : expr NE expr", "expr : expr '&' expr", "expr : expr '^' expr", "expr : expr '|' expr", "expr : expr LAND expr", "expr : expr LOR expr", "expr : '(' expr ')'", "expr : '-' expr", "expr : '+' expr", "expr : '!' expr", "expr : '~' expr", "expr : NUMBER", }; #endif #ifndef YYSTYPE typedef int YYSTYPE; #endif #ifdef YYSTACKSIZE #undef YYMAXDEPTH #define YYMAXDEPTH YYSTACKSIZE #else #ifdef YYMAXDEPTH #define YYSTACKSIZE YYMAXDEPTH #else #define YYSTACKSIZE 10000 #define YYMAXDEPTH 10000 #endif #endif #define YYINITSTACKSIZE 200 int yydebug; int yynerrs; int yyerrflag; int yychar; short *yyssp; YYSTYPE *yyvsp; YYSTYPE yyval; static YYSTYPE yyvalzero; YYSTYPE yylval; short *yyss; short *yysslim; YYSTYPE *yyvs; int yystacksize; int yyparse(void); #line 85 "../../../usr.bin/m4/parser.y" #line 315 "parser.c" /* allocate initial stack or double stack size, up to YYMAXDEPTH */ static int yygrowstack(void); static int yygrowstack(void) { int newsize, i; short *newss; YYSTYPE *newvs; if ((newsize = yystacksize) == 0) newsize = YYINITSTACKSIZE; else if (newsize >= YYMAXDEPTH) return -1; else if ((newsize *= 2) > YYMAXDEPTH) newsize = YYMAXDEPTH; i = yyssp - yyss; if ((newss = (short *)realloc(yyss, newsize * sizeof *newss)) == NULL) return -1; yyss = newss; yyssp = newss + i; if ((newvs = (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs)) == NULL) return -1; yyvs = newvs; yyvsp = newvs + i; yystacksize = newsize; yysslim = yyss + newsize - 1; return 0; } #define YYABORT goto yyabort #define YYREJECT goto yyabort #define YYACCEPT goto yyaccept #define YYERROR goto yyerrlab int yyparse(void) { int yym, yyn, yystate; #if YYDEBUG const char *yys; if ((yys = getenv("YYDEBUG")) != NULL) { yyn = *yys; if (yyn >= '0' && yyn <= '9') yydebug = yyn - '0'; } #endif yynerrs = 0; yyerrflag = 0; yychar = (-1); if (yyss == NULL && yygrowstack()) goto yyoverflow; yyssp = yyss; yyvsp = yyvs; *yyssp = yystate = 0; yyloop: if ((yyn = yydefred[yystate]) != 0) goto yyreduce; if (yychar < 0) { if ((yychar = yylex()) < 0) yychar = 0; #if YYDEBUG if (yydebug) { yys = 0; if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; if (!yys) yys = "illegal-symbol"; printf("%sdebug: state %d, reading %d (%s)\n", YYPREFIX, yystate, yychar, yys); } #endif } if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && yyn <= YYTABLESIZE && yycheck[yyn] == yychar) { #if YYDEBUG if (yydebug) printf("%sdebug: state %d, shifting to state %d\n", YYPREFIX, yystate, yytable[yyn]); #endif if (yyssp >= yysslim && yygrowstack()) { goto yyoverflow; } *++yyssp = yystate = yytable[yyn]; *++yyvsp = yylval; yychar = (-1); if (yyerrflag > 0) --yyerrflag; goto yyloop; } if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && yyn <= YYTABLESIZE && yycheck[yyn] == yychar) { yyn = yytable[yyn]; goto yyreduce; } if (yyerrflag) goto yyinrecovery; goto yynewerror; yynewerror: yyerror("syntax error"); goto yyerrlab; yyerrlab: ++yynerrs; yyinrecovery: if (yyerrflag < 3) { yyerrflag = 3; for (;;) { if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 && yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE) { #if YYDEBUG if (yydebug) printf("%sdebug: state %d, error recovery shifting\ to state %d\n", YYPREFIX, *yyssp, yytable[yyn]); #endif if (yyssp >= yysslim && yygrowstack()) { goto yyoverflow; } *++yyssp = yystate = yytable[yyn]; *++yyvsp = yylval; goto yyloop; } else { #if YYDEBUG if (yydebug) printf("%sdebug: error recovery discarding state %d\n", YYPREFIX, *yyssp); #endif if (yyssp <= yyss) goto yyabort; --yyssp; --yyvsp; } } } else { if (yychar == 0) goto yyabort; #if YYDEBUG if (yydebug) { yys = 0; if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; if (!yys) yys = "illegal-symbol"; printf("%sdebug: state %d, error recovery discards token %d (%s)\n", YYPREFIX, yystate, yychar, yys); } #endif yychar = (-1); goto yyloop; } yyreduce: #if YYDEBUG if (yydebug) printf("%sdebug: state %d, reducing by rule %d (%s)\n", YYPREFIX, yystate, yyn, yyrule[yyn]); #endif yym = yylen[yyn]; if (yym) yyval = yyvsp[1-yym]; else yyval = yyvalzero; switch (yyn) { case 1: #line 45 "../../../usr.bin/m4/parser.y" { end_result = yyvsp[0]; } break; case 2: #line 47 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] + yyvsp[0]; } break; case 3: #line 48 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] - yyvsp[0]; } break; case 4: #line 49 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] * yyvsp[0]; } break; case 5: #line 50 "../../../usr.bin/m4/parser.y" { if (yyvsp[0] == 0) { yyerror("division by zero"); exit(1); } yyval = yyvsp[-2] / yyvsp[0]; } break; case 6: #line 57 "../../../usr.bin/m4/parser.y" { if (yyvsp[0] == 0) { yyerror("modulo zero"); exit(1); } yyval = yyvsp[-2] % yyvsp[0]; } break; case 7: #line 64 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] << yyvsp[0]; } break; case 8: #line 65 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] >> yyvsp[0]; } break; case 9: #line 66 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] < yyvsp[0]; } break; case 10: #line 67 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] > yyvsp[0]; } break; case 11: #line 68 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] <= yyvsp[0]; } break; case 12: #line 69 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] >= yyvsp[0]; } break; case 13: #line 70 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] == yyvsp[0]; } break; case 14: #line 71 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] != yyvsp[0]; } break; case 15: #line 72 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] & yyvsp[0]; } break; case 16: #line 73 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] ^ yyvsp[0]; } break; case 17: #line 74 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] | yyvsp[0]; } break; case 18: #line 75 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] && yyvsp[0]; } break; case 19: #line 76 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-2] || yyvsp[0]; } break; case 20: #line 77 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[-1]; } break; case 21: #line 78 "../../../usr.bin/m4/parser.y" { yyval = -yyvsp[0]; } break; case 22: #line 79 "../../../usr.bin/m4/parser.y" { yyval = yyvsp[0]; } break; case 23: #line 80 "../../../usr.bin/m4/parser.y" { yyval = !yyvsp[0]; } break; case 24: #line 81 "../../../usr.bin/m4/parser.y" { yyval = ~yyvsp[0]; } break; #line 591 "parser.c" } yyssp -= yym; yystate = *yyssp; yyvsp -= yym; yym = yylhs[yyn]; if (yystate == 0 && yym == 0) { #if YYDEBUG if (yydebug) printf("%sdebug: after reduction, shifting from state 0 to\ state %d\n", YYPREFIX, YYFINAL); #endif yystate = YYFINAL; *++yyssp = YYFINAL; *++yyvsp = yyval; if (yychar < 0) { if ((yychar = yylex()) < 0) yychar = 0; #if YYDEBUG if (yydebug) { yys = 0; if (yychar <= YYMAXTOKEN) yys = yyname[yychar]; if (!yys) yys = "illegal-symbol"; printf("%sdebug: state %d, reading %d (%s)\n", YYPREFIX, YYFINAL, yychar, yys); } #endif } if (yychar == 0) goto yyaccept; goto yyloop; } if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && yyn <= YYTABLESIZE && yycheck[yyn] == yystate) yystate = yytable[yyn]; else yystate = yydgoto[yym]; #if YYDEBUG if (yydebug) printf("%sdebug: after reduction, shifting from state %d \ to state %d\n", YYPREFIX, *yyssp, yystate); #endif if (yyssp >= yysslim && yygrowstack()) { goto yyoverflow; } *++yyssp = yystate; *++yyvsp = yyval; goto yyloop; yyoverflow: yyerror("yacc stack overflow"); yyabort: return (1); yyaccept: return (0); }