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- #include "defs.h"
-
- /* The definition of yysccsid in the banner should be replaced with */
- /* a #pragma ident directive if the target C compiler supports */
- /* #pragma ident directives. */
- /* */
- /* If the skeleton is changed, the banner should be changed so that */
- /* the altered version can be easily distinguished from the original. */
- /* */
- /* The #defines included with the banner are there because they are */
- /* useful in subsequent code. The macros #defined in the header or */
- /* the body either are not useful outside of semantic actions or */
- /* are conditional. */
-
- char *banner[] =
- {
- "#ifndef lint",
- "static char yysccsid[] = \"@(#)yaccpar 1.9 (Berkeley) 02/21/93\";",
- "#endif",
- "#define YYBYACC 1",
- "#define YYMAJOR 1",
- "#define YYMINOR 9",
- "#define yyclearin (yychar=(-1))",
- "#define yyerrok (yyerrflag=0)",
- "#define YYRECOVERING (yyerrflag!=0)",
- 0
- };
-
-
- char *tables[] =
- {
- "extern short yylhs[];",
- "extern short yylen[];",
- "extern short yydefred[];",
- "extern short yydgoto[];",
- "extern short yysindex[];",
- "extern short yyrindex[];",
- "extern short yygindex[];",
- "extern short yytable[];",
- "extern short yycheck[];",
- "#if YYDEBUG",
- "extern char *yyname[];",
- "extern char *yyrule[];",
- "#endif",
- 0
- };
-
-
- char *header[] =
- {
- "#ifdef YYSTACKSIZE",
- "#undef YYMAXDEPTH",
- "#define YYMAXDEPTH YYSTACKSIZE",
- "#else",
- "#ifdef YYMAXDEPTH",
- "#define YYSTACKSIZE YYMAXDEPTH",
- "#else",
- "#define YYSTACKSIZE 500",
- "#define YYMAXDEPTH 500",
- "#endif",
- "#endif",
- "int yydebug;",
- "int yynerrs;",
- "int yyerrflag;",
- "int yychar;",
- "short *yyssp;",
- "YYSTYPE *yyvsp;",
- "YYSTYPE yyval;",
- "YYSTYPE yylval;",
- "short yyss[YYSTACKSIZE];",
- "YYSTYPE yyvs[YYSTACKSIZE];",
- "#define yystacksize YYSTACKSIZE",
- 0
- };
-
-
- char *body[] =
- {
- "#define YYABORT goto yyabort",
- "#define YYREJECT goto yyabort",
- "#define YYACCEPT goto yyaccept",
- "#define YYERROR goto yyerrlab",
- "int",
- "yyparse()",
- "{",
- " register int yym, yyn, yystate;",
- "#if YYDEBUG",
- " register char *yys;",
- " extern char *getenv();",
- "",
- " if (yys = getenv(\"YYDEBUG\"))",
- " {",
- " yyn = *yys;",
- " if (yyn >= '0' && yyn <= '9')",
- " yydebug = yyn - '0';",
- " }",
- "#endif",
- "",
- " yynerrs = 0;",
- " yyerrflag = 0;",
- " yychar = (-1);",
- "",
- " 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])!=0) && (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 >= yyss + yystacksize - 1)",
- " {",
- " goto yyoverflow;",
- " }",
- " *++yyssp = yystate = yytable[yyn];",
- " *++yyvsp = yylval;",
- " yychar = (-1);",
- " if (yyerrflag > 0) --yyerrflag;",
- " goto yyloop;",
- " }",
- " if (((yyn = yyrindex[yystate])!=0) && (yyn += yychar) >= 0 &&",
- " yyn <= YYTABLESIZE && yycheck[yyn] == yychar)",
- " {",
- " yyn = yytable[yyn];",
- " goto yyreduce;",
- " }",
- " if (yyerrflag) goto yyinrecovery;",
- "#ifdef lint",
- " goto yynewerror;",
- "#endif",
- "yynewerror:",
- " yyerror(\"syntax error\");",
- "#ifdef lint",
- " goto yyerrlab;",
- "#endif",
- "yyerrlab:",
- " ++yynerrs;",
- "yyinrecovery:",
- " if (yyerrflag < 3)",
- " {",
- " yyerrflag = 3;",
- " for (;;)",
- " {",
- " if (((yyn = yysindex[*yyssp])!=0) && (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 >= yyss + yystacksize - 1)",
- " {",
- " 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];",
- " yyval = yyvsp[1-yym];",
- " switch (yyn)",
- " {",
- 0
- };
-
-
- char *trailer[] =
- {
- " }",
- " 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])!=0) && (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 >= yyss + yystacksize - 1)",
- " {",
- " goto yyoverflow;",
- " }",
- " *++yyssp = yystate;",
- " *++yyvsp = yyval;",
- " goto yyloop;",
- "yyoverflow:",
- " yyerror(\"yacc stack overflow\");",
- "yyabort:",
- " return (1);",
- "yyaccept:",
- " return (0);",
- "}",
- 0
- };
-
-
- void write_section(char *section[])
- {
- register int c;
- register int i;
- register char *s;
- register FILE *f;
-
- f = code_file;
- for (i = 0; (s = section[i]) != 0; ++i)
- {
- ++y_outline;
- while ((c=*s)!=0)
- {
- putc(c, f);
- ++s;
- }
- putc('\n', f);
- }
- }
-