path: root/source4/heimdal/lib/com_err/parse.c

#ifndef lint
static const char yysccsid[] = "@(#)yaccpar	1.9 (Berkeley) 02/21/93";
#endif

#include <stdlib.h>
#include <string.h>

#define YYBYACC 1
#define YYMAJOR 1
#define YYMINOR 9
#define YYPATCH 20100216

#define YYEMPTY        (-1)
#define yyclearin      (yychar = YYEMPTY)
#define yyerrok        (yyerrflag = 0)
#define YYRECOVERING() (yyerrflag != 0)

#define YYPREFIX "yy"

/* compatibility with bison */
#ifdef YYPARSE_PARAM
/* compatibility with FreeBSD */
#ifdef YYPARSE_PARAM_TYPE
#define YYPARSE_DECL() yyparse(YYPARSE_PARAM_TYPE YYPARSE_PARAM)
#else
#define YYPARSE_DECL() yyparse(void *YYPARSE_PARAM)
#endif
#else
#define YYPARSE_DECL() yyparse(void)
#endif /* YYPARSE_PARAM */

extern int YYPARSE_DECL();

#line 2 "parse.c"
/*
 * Copyright (c) 1998 - 2000 Kungliga Tekniska Högskolan
 * (Royal Institute of Technology, Stockholm, Sweden).
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the Institute nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include "compile_et.h"
#include "lex.h"

void yyerror (char *s);
static long name2number(const char *str);

extern char *yytext;

/* This is for bison */

#if !defined(alloca) && !defined(HAVE_ALLOCA)
#define alloca(x) malloc(x)
#endif

#define YYMALLOC malloc
#define YYFREE free

#line 54 "parse.c"
typedef union {
  char *string;
  int number;
} YYSTYPE;
#line 90 "parse.c"
#define ET 257
#define INDEX 258
#define PREFIX 259
#define EC 260
#define ID 261
#define END 262
#define STRING 263
#define NUMBER 264
#define YYERRCODE 256
static const short yylhs[] = {                           -1,
    0,    0,    1,    1,    3,    4,    4,    2,    2,    5,
    5,    5,    5,    5,
};
static const short yylen[] = {                            2,
    0,    2,    2,    1,    2,    2,    3,    1,    2,    2,
    2,    1,    4,    1,
};
static const short yydefred[] = {                         0,
    0,    0,    0,    0,    0,    4,    0,    5,    0,    0,
    0,   14,    0,    8,    3,    7,   10,   11,    0,    9,
    0,   13,
};
static const short yydgoto[] = {                          3,
    4,   13,    5,    6,   14,
};
static const short yysindex[] = {                      -247,
 -263, -258,    0, -256, -245,    0, -250,    0, -249, -246,
 -244,    0, -256,    0,    0,    0,    0,    0,  -28,    0,
 -243,    0,
};
static const short yyrindex[] = {                        18,
    0,    0,    0,    0,    0,    0, -251,    0,    0,    1,
    0,    0,   21,    0,    0,    0,    0,    0,    0,    0,
    0,    0,
};
static const short yygindex[] = {                         0,
    0,    0,    0,   17,   10,
};
#define YYTABLESIZE 263
static const short yytable[] = {                          7,
   12,    9,   10,   11,    8,   12,    6,    6,    6,    1,
    6,    1,   16,    2,   17,   21,   18,    1,   19,   22,
    2,   15,   20,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
    0,    0,    0,    0,    0,    0,    0,    0,   12,   12,
   12,    0,   12,
};
static const short yycheck[] = {                        263,
    0,  258,  259,  260,  263,  262,  258,  259,  260,  257,
  262,  257,  263,  261,  264,   44,  263,    0,  263,  263,
    0,    5,   13,   -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,   -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,   -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,  258,  259,
  260,   -1,  262,
};
#define YYFINAL 3
#ifndef YYDEBUG
#define YYDEBUG 0
#endif
#define YYMAXTOKEN 264
#if YYDEBUG
static const char *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,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"ET","INDEX","PREFIX","EC",
"ID","END","STRING","NUMBER",
};
static const char *yyrule[] = {
"$accept : file",
"file :",
"file : header statements",
"header : id et",
"header : et",
"id : ID STRING",
"et : ET STRING",
"et : ET STRING STRING",
"statements : statement",
"statements : statements statement",
"statement : INDEX NUMBER",
"statement : PREFIX STRING",
"statement : PREFIX",
"statement : EC STRING ',' STRING",
"statement : END",

};
#endif
#if YYDEBUG
#include <stdio.h>
#endif

/* define the initial stack-sizes */
#ifdef YYSTACKSIZE
#undef YYMAXDEPTH
#define YYMAXDEPTH  YYSTACKSIZE
#else
#ifdef YYMAXDEPTH
#define YYSTACKSIZE YYMAXDEPTH
#else
#define YYSTACKSIZE 500
#define YYMAXDEPTH  500
#endif
#endif

#define YYINITSTACKSIZE 500

int      yydebug;
int      yynerrs;

typedef struct {
    unsigned stacksize;
    short    *s_base;
    short    *s_mark;
    short    *s_last;
    YYSTYPE  *l_base;
    YYSTYPE  *l_mark;
} YYSTACKDATA;

#define YYPURE 0

int      yyerrflag;
int      yychar;
YYSTYPE  yyval;
YYSTYPE  yylval;

/* variables for the parser stack */
static YYSTACKDATA yystack;
#line 144 "parse.c"

static long
name2number(const char *str)
{
    const char *p;
    long num = 0;
    const char *x = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
	"abcdefghijklmnopqrstuvwxyz0123456789_";
    if(strlen(str) > 4) {
	yyerror("table name too long");
	return 0;
    }
    for(p = str; *p; p++){
	char *q = strchr(x, *p);
	if(q == NULL) {
	    yyerror("invalid character in table name");
	    return 0;
	}
	num = (num << 6) + (q - x) + 1;
    }
    num <<= 8;
    if(num > 0x7fffffff)
	num = -(0xffffffff - num + 1);
    return num;
}

void
yyerror (char *s)
{
     _lex_error_message ("%s\n", s);
}
#line 296 "parse.c"
/* allocate initial stack or double stack size, up to YYMAXDEPTH */
static int yygrowstack(YYSTACKDATA *data)
{
    int i;
    unsigned newsize;
    short *newss;
    YYSTYPE *newvs;

    if ((newsize = data->stacksize) == 0)
        newsize = YYINITSTACKSIZE;
    else if (newsize >= YYMAXDEPTH)
        return -1;
    else if ((newsize *= 2) > YYMAXDEPTH)
        newsize = YYMAXDEPTH;

    i = data->s_mark - data->s_base;
    newss = (data->s_base != 0)
          ? (short *)realloc(data->s_base, newsize * sizeof(*newss))
          : (short *)malloc(newsize * sizeof(*newss));
    if (newss == 0)
        return -1;

    data->s_base  = newss;
    data->s_mark = newss + i;

    newvs = (data->l_base != 0)
          ? (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs))
          : (YYSTYPE *)malloc(newsize * sizeof(*newvs));
    if (newvs == 0)
        return -1;

    data->l_base = newvs;
    data->l_mark = newvs + i;

    data->stacksize = newsize;
    data->s_last = data->s_base + newsize - 1;
    return 0;
}

#if YYPURE || defined(YY_NO_LEAKS)
static void yyfreestack(YYSTACKDATA *data)
{
    free(data->s_base);
    free(data->l_base);
    memset(data, 0, sizeof(*data));
}
#else
#define yyfreestack(data) /* nothing */
#endif

#define YYABORT  goto yyabort
#define YYREJECT goto yyabort
#define YYACCEPT goto yyaccept
#define YYERROR  goto yyerrlab

int
YYPARSE_DECL()
{
    int yym, yyn, yystate;
#if YYDEBUG
    const char *yys;

    if ((yys = getenv("YYDEBUG")) != 0)
    {
        yyn = *yys;
        if (yyn >= '0' && yyn <= '9')
            yydebug = yyn - '0';
    }
#endif

    yynerrs = 0;
    yyerrflag = 0;
    yychar = YYEMPTY;
    yystate = 0;

#if YYPURE
    memset(&yystack, 0, sizeof(yystack));
#endif

    if (yystack.s_base == NULL && yygrowstack(&yystack)) goto yyoverflow;
    yystack.s_mark = yystack.s_base;
    yystack.l_mark = yystack.l_base;
    yystate = 0;
    *yystack.s_mark = 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 (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack))
        {
            goto yyoverflow;
        }
        yystate = yytable[yyn];
        *++yystack.s_mark = yytable[yyn];
        *++yystack.l_mark = yylval;
        yychar = YYEMPTY;
        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;

    yyerror("syntax error");

    goto yyerrlab;

yyerrlab:
    ++yynerrs;

yyinrecovery:
    if (yyerrflag < 3)
    {
        yyerrflag = 3;
        for (;;)
        {
            if ((yyn = yysindex[*yystack.s_mark]) && (yyn += YYERRCODE) >= 0 &&
                    yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
            {
#if YYDEBUG
                if (yydebug)
                    printf("%sdebug: state %d, error recovery shifting\
 to state %d\n", YYPREFIX, *yystack.s_mark, yytable[yyn]);
#endif
                if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack))
                {
                    goto yyoverflow;
                }
                yystate = yytable[yyn];
                *++yystack.s_mark = yytable[yyn];
                *++yystack.l_mark = yylval;
                goto yyloop;
            }
            else
            {
#if YYDEBUG
                if (yydebug)
                    printf("%sdebug: error recovery discarding state %d\n",
                            YYPREFIX, *yystack.s_mark);
#endif
                if (yystack.s_mark <= yystack.s_base) goto yyabort;
                --yystack.s_mark;
                --yystack.l_mark;
            }
        }
    }
    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 = YYEMPTY;
        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 = yystack.l_mark[1-yym];
    else
        memset(&yyval, 0, sizeof yyval);
    switch (yyn)
    {
case 5:
#line 74 "parse.c"
	{
		    id_str = yystack.l_mark[0].string;
		}
break;
case 6:
#line 80 "parse.c"
	{
		    base_id = name2number(yystack.l_mark[0].string);
		    strlcpy(name, yystack.l_mark[0].string, sizeof(name));
		    free(yystack.l_mark[0].string);
		}
break;
case 7:
#line 86 "parse.c"
	{
		    base_id = name2number(yystack.l_mark[-1].string);
		    strlcpy(name, yystack.l_mark[0].string, sizeof(name));
		    free(yystack.l_mark[-1].string);
		    free(yystack.l_mark[0].string);
		}
break;
case 10:
#line 99 "parse.c"
	{
			number = yystack.l_mark[0].number;
		}
break;
case 11:
#line 103 "parse.c"
	{
		    free(prefix);
		    asprintf (&prefix, "%s_", yystack.l_mark[0].string);
		    if (prefix == NULL)
			errx(1, "malloc");
		    free(yystack.l_mark[0].string);
		}
break;
case 12:
#line 111 "parse.c"
	{
		    prefix = realloc(prefix, 1);
		    if (prefix == NULL)
			errx(1, "malloc");
		    *prefix = '\0';
		}
break;
case 13:
#line 118 "parse.c"
	{
		    struct error_code *ec = malloc(sizeof(*ec));
		
		    if (ec == NULL)
			errx(1, "malloc");

		    ec->next = NULL;
		    ec->number = number;
		    if(prefix && *prefix != '\0') {
			asprintf (&ec->name, "%s%s", prefix, yystack.l_mark[-2].string);
			if (ec->name == NULL)
			    errx(1, "malloc");
			free(yystack.l_mark[-2].string);
		    } else
			ec->name = yystack.l_mark[-2].string;
		    ec->string = yystack.l_mark[0].string;
		    APPEND(codes, ec);
		    number++;
		}
break;
case 14:
#line 138 "parse.c"
	{
			YYACCEPT;
		}
break;
#line 574 "parse.c"
    }
    yystack.s_mark -= yym;
    yystate = *yystack.s_mark;
    yystack.l_mark -= 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;
        *++yystack.s_mark = YYFINAL;
        *++yystack.l_mark = 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, *yystack.s_mark, yystate);
#endif
    if (yystack.s_mark >= yystack.s_last && yygrowstack(&yystack))
    {
        goto yyoverflow;
    }
    *++yystack.s_mark = (short) yystate;
    *++yystack.l_mark = yyval;
    goto yyloop;

yyoverflow:
    yyerror("yacc stack overflow");

yyabort:
    yyfreestack(&yystack);
    return (1);

yyaccept:
    yyfreestack(&yystack);
    return (0);
}