eqn.cc

早期freebsd实现

  286,    9,   -1,   -1,   -1,  291,  292,  293,  294,   -1,
  296,  297,   -1,  299,  257,  258,  259,  260,  261,  262,
  263,  264,  265,  266,  267,  268,  269,  270,  271,  272,
  273,  274,  275,   -1,   -1,    0,  279,  280,  281,  282,
  283,  284,  285,  286,    9,   -1,   -1,   -1,  291,  292,
  293,  294,   -1,  296,  297,   -1,  299,   -1,   -1,   -1,
   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
   -1,  257,  258,   -1,  260,  261,   -1,   -1,    0,   -1,
   -1,   -1,  268,  269,   -1,   -1,   94,    9,   -1,   -1,
  276,  277,  278,  279,   -1,   -1,    9,   10,   11,   12,
   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,  295,
   23,   -1,  298,   -1,   -1,  123,   -1,  125,  126,   -1,
   -1,    0,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   94,
    9,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
   53,   54,   -1,   -1,   -1,   -1,   59,   60,   61,   62,
   -1,   -1,   -1,   66,   -1,   -1,   -1,   70,  123,   -1,
  125,  126,   -1,   76,   -1,   78,   -1,   -1,   -1,   82,
   -1,   -1,   94,   -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,  123,   -1,  125,  126,   -1,   -1,   -1,   -1,   -1,
   -1,   -1,   -1,   -1,   -1,   94,   -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,  123,   -1,  125,  126,   -1,  257,
  258,  259,  260,  261,  262,  263,  264,  265,  266,  267,
  268,  269,  270,  271,  272,  273,  274,  275,   -1,   -1,
   -1,  279,  280,  281,  282,  283,  284,  285,  286,   -1,
   -1,   -1,   -1,  291,  292,  293,  294,   -1,  296,  297,
   -1,  299,  257,  258,  259,  260,  261,  262,  263,  264,
  265,  266,  267,  268,  269,  270,  271,  272,  273,  274,
  275,   -1,   -1,   -1,  279,  280,  281,  282,  283,  284,
  285,  286,   -1,   -1,   -1,   -1,  291,  292,  293,  294,
   -1,  296,  297,   -1,  299,  257,  258,  259,  260,  261,
  262,  263,  264,  265,  266,  267,  268,  269,  270,  271,
  272,  273,  274,  275,   -1,   -1,    0,  279,  280,  281,
  282,  283,  284,  285,  286,    9,   -1,   -1,   -1,  291,
  292,  293,  294,   -1,  296,  297,   -1,  299,  257,  258,
  259,  260,  261,  262,  263,  264,  265,  266,  267,  268,
  269,  270,  271,  272,  273,  274,  275,   -1,   -1,    0,
  279,  280,  281,  282,  283,  284,  285,  286,    9,   -1,
   -1,   -1,  291,  292,  293,  294,   -1,  296,  297,   -1,
  299,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
   -1,   -1,    0,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
   94,    9,   -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,  123,
   -1,  125,  126,   -1,   -1,    0,   -1,   -1,   -1,   -1,
   -1,   -1,   -1,   94,    9,   -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,  123,   -1,  125,  126,   -1,   -1,   -1,   -1,
   -1,   -1,   -1,   -1,   -1,   -1,   94,   -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,  123,   -1,  125,  126,   -1,
   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   94,
   -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,  123,   -1,
  125,  126,   -1,  257,  258,  259,  260,  261,  262,  263,
  264,  265,  266,  267,  268,  269,  270,  271,  272,  273,
  274,  275,   -1,   -1,   -1,  279,  280,  281,  282,  283,
  284,  285,  286,   -1,   -1,   -1,   -1,  291,  292,  293,
  294,   -1,  296,  297,   -1,  299,  257,  258,  259,  260,
  261,  262,  263,  264,  265,  266,  267,  268,  269,  270,
  271,  272,  273,  274,  275,   -1,   -1,   -1,  279,  280,
  281,  282,  283,  284,  285,  286,   -1,   -1,   -1,   -1,
  291,  292,  293,  294,   -1,  296,  297,   -1,  299,  257,
  258,  259,  260,  261,  262,  263,  264,  265,  266,  267,
  268,  269,  270,  271,  272,  273,  274,  275,   -1,   -1,
    0,  279,  280,  281,  282,  283,  284,  285,  286,    9,
   -1,   -1,   -1,  291,  292,  293,  294,   -1,  296,  297,
   -1,  299,  257,  258,  259,  260,  261,  262,  263,  264,
  265,  266,  267,  268,  269,  270,  271,  272,  273,  274,
  275,   -1,   -1,    0,  279,  280,  281,  282,  283,  284,
  285,  286,    9,   -1,   -1,   -1,  291,  292,  293,  294,
   -1,  296,  297,   -1,  299,   -1,   -1,   -1,   -1,   -1,
   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
   -1,   -1,   -1,   -1,   -1,   -1,    0,   -1,   -1,   -1,
   -1,   -1,   -1,   -1,   94,    9,   -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,  123,   -1,  125,  126,   -1,   -1,    0,
   -1,   -1,   -1,   -1,   -1,   -1,   -1,   94,    9,   -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,  123,   -1,  125,  126,
   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
   94,   -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,  123,
   -1,  125,  126,   -1,   -1,   -1,   -1,   -1,   -1,   -1,
   -1,   -1,   -1,   94,   -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,  123,   -1,  125,  126,   -1,  257,  258,  259,
  260,  261,  262,  263,  264,  265,  266,  267,  268,  269,
  270,  271,  272,  273,  274,  275,   -1,   -1,   -1,  279,
  280,  281,  282,  283,  284,  285,  286,   -1,   -1,   -1,
   -1,  291,  292,  293,  294,   -1,  296,  297,   -1,  299,
  257,  258,  259,  260,  261,  262,  263,  264,  265,  266,
  267,  268,  269,  270,  271,  272,  273,  274,  275,   -1,
    9,   -1,  279,  280,  281,  282,  283,  284,  285,  286,
   -1,   -1,   -1,   -1,  291,  292,  293,  294,   -1,  296,
  297,   -1,  299,  257,  258,  259,  260,  261,  262,  263,
  264,  265,  266,  267,  268,  269,  270,  271,  272,  273,
  274,  275,    9,   -1,   -1,  279,  280,  281,  282,  283,
  284,  285,  286,   -1,   -1,   -1,   -1,  291,  292,  293,
  294,   -1,  296,  297,   -1,  299,  257,  258,  259,   -1,
   -1,  262,  263,  264,  265,  266,  267,  268,  269,  270,
  271,  272,  273,  274,  275,   94,    9,   -1,  279,  280,
  281,  282,  283,  284,  285,  286,   -1,   -1,   -1,   -1,
  291,  292,  293,  294,   -1,  296,  297,   -1,  299,   -1,
   -1,   -1,   -1,   -1,  123,   -1,  125,  126,   -1,   -1,
   -1,   -1,   -1,   -1,   -1,    9,   -1,   94,   -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,  123,   -1,   -1,  126,
   -1,   -1,   -1,   -1,    9,   -1,   -1,   -1,   -1,   -1,
   -1,   94,   -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,
  123,   -1,   -1,  126,   -1,   -1,   -1,   -1,   -1,   -1,
   94,   -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,  123,
   -1,   -1,  126,   -1,   -1,   -1,   -1,   -1,   -1,   94,
  259,   -1,   -1,  262,  263,  264,  265,  266,   -1,   -1,
   -1,  270,  271,  272,  273,  274,  275,   -1,   -1,   -1,
   -1,  280,  281,  282,  283,  284,  285,  286,  123,   -1,
   -1,  126,  291,  292,  293,  294,   -1,  296,  297,   -1,
  299,   -1,  259,   -1,   -1,  262,  263,  264,  265,  266,
  267,   -1,   -1,  270,  271,  272,  273,  274,  275,   -1,
   -1,   -1,   -1,  280,  281,  282,  283,  284,  285,  286,
   -1,   -1,   -1,   -1,  291,  292,  293,  294,   -1,  296,
  297,   -1,  299,   -1,   -1,   -1,  259,   -1,   -1,  262,
  263,  264,  265,  266,   -1,   -1,   -1,  270,  271,  272,
  273,  274,  275,   -1,   -1,   -1,   -1,  280,  281,  282,
  283,  284,  285,  286,   -1,   -1,   -1,   -1,  291,  292,
  293,  294,   -1,  296,  297,  259,  299,   -1,  262,  263,
  264,  265,  266,   -1,   -1,   -1,  270,  271,  272,  273,
  274,  275,   -1,   -1,   -1,   -1,  280,  281,  282,  283,
  284,  285,  286,   -1,   -1,   -1,   -1,   -1,   -1,  293,
  294,   -1,  296,  297,   -1,  299,   -1,  262,  263,  264,
  265,  266,   -1,   -1,   -1,  270,  271,  272,  273,  274,
  275,   -1,   -1,   -1,   -1,  280,  281,  282,  283,  284,
  285,  286,   -1,   -1,   -1,   -1,   -1,   -1,  293,  294,
   -1,  296,  297,   -1,  299,
};
#define YYFINAL 31
#ifndef YYDEBUG
#define YYDEBUG 0
#endif
#define YYMAXTOKEN 314
#if YYDEBUG
char *yyname[] = {
"end-of-file",0,0,0,0,0,0,0,0,"'\\t'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'^'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,"'{'",0,"'}'","'~'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"OVER",
"SMALLOVER","SQRT","SUB","SUP","LPILE","RPILE","CPILE","PILE","LEFT","RIGHT",
"TO","FROM","SIZE","FONT","ROMAN","BOLD","ITALIC","FAT","ACCENT","BAR","UNDER",
"ABOVE","TEXT","QUOTED_TEXT","FWD","BACK","DOWN","UP","MATRIX","COL","LCOL",
"RCOL","CCOL","MARK","LINEUP","TYPE","VCENTER","PRIME","SPLIT","NOSPLIT",
"UACCENT","SPECIAL","SPACE","GFONT","GSIZE","DEFINE","NDEFINE","TDEFINE",
"SDEFINE","UNDEF","IFDEF","INCLUDE","DELIM","CHARTYPE","SET","GRFONT","GBFONT",
};
char *yyrule[] = {
"$accept : top",
"top :",
"top : equation",
"equation : mark",
"equation : equation mark",
"mark : from_to",
"mark : MARK mark",
"mark : LINEUP mark",
"from_to : sqrt_over",
"from_to : sqrt_over TO from_to",
"from_to : sqrt_over FROM sqrt_over",
"from_to : sqrt_over FROM sqrt_over TO from_to",
"from_to : sqrt_over FROM sqrt_over FROM from_to",
"sqrt_over : script",
"sqrt_over : SQRT sqrt_over",
"sqrt_over : sqrt_over OVER sqrt_over",
"sqrt_over : sqrt_over SMALLOVER sqrt_over",
"script : nonsup",
"script : simple SUP script",
"nonsup : simple",
"nonsup : simple SUB nonsup",
"nonsup : simple SUB simple SUP script",
"simple : TEXT",
"simple : QUOTED_TEXT",
"simple : SPLIT QUOTED_TEXT",
"simple : NOSPLIT TEXT",
"simple : '^'",
"simple : '~'",
"simple : '\\t'",
"simple : '{' equation '}'",
"simple : PILE pile_arg",
"simple : LPILE pile_arg",
"simple : RPILE pile_arg",
"simple : CPILE pile_arg",
"simple : MATRIX '{' column_list '}'",
"simple : LEFT delim equation RIGHT delim",
"simple : LEFT delim equation",
"simple : simple BAR",
"simple : simple UNDER",
"simple : simple PRIME",
"simple : simple ACCENT simple",
"simple : simple UACCENT simple",
"simple : ROMAN simple",
"simple : BOLD simple",
"simple : ITALIC simple",
"simple : FAT simple",
"simple : FONT text simple",
"simple : SIZE text simple",
"simple : FWD number simple",
"simple : BACK number simple",
"simple : UP number simple",
"simple : DOWN number simple",
"simple : TYPE text simple",
"simple : VCENTER simple",
"simple : SPECIAL text simple",
"number : text",
"pile_element_list : equation",
"pile_element_list : pile_element_list ABOVE equation",
"pile_arg : '{' pile_element_list '}'",
"pile_arg : number '{' pile_element_list '}'",
"column_list : column",
"column_list : column_list column",
"column_element_list : equation",
"column_element_list : column_element_list ABOVE equation",
"column_arg : '{' column_element_list '}'",
"column_arg : number '{' column_element_list '}'",
"column : COL column_arg",
"column : LCOL column_arg",
"column : RCOL column_arg",
"column : CCOL column_arg",
"text : TEXT",
"text : QUOTED_TEXT",
"delim : text",
"delim : '{'",
"delim : '}'",
};
#endif
#define yyclearin (yychar=(-1))
#define yyerrok (yyerrflag=0)
#ifdef YYSTACKSIZE
#ifndef YYMAXDEPTH
#define YYMAXDEPTH YYSTACKSIZE
#endif
#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
#define YYABORT 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]) 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("yydebug: state %d, reading %d (%s)\n", yystate,
                    yychar, yys);
        }
#endif
    }
    if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
            yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
    {
#if YYDEBUG
        if (yydebug)
            printf("yydebug: state %d, shifting to state %d\n",
                    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]) && (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]) && (yyn += YYERRCODE) >= 0 &&
                    yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
            {
#if YYDEBUG
                if (yydebug)
                    printf("yydebug: state %d, error recovery shifting\
 to state %d\n", *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("yydebug: error recovery discarding state %d\n",
                            *yyssp);
#endif
                if (yyssp <= yyss) goto yyabort;
                --yyssp;
                --yyvsp;
            }
        }
    }