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usr.bin/lex/initparse.c

/* $FreeBSD$ */ /* $FreeBSD$ */
/* original parser id follows */ /* original parser id follows */
/* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */ /* yysccsid[] = "@(#)yaccpar 1.9 (Berkeley) 02/21/93" */
/* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */ /* (use YYMAJOR/YYMINOR for ifdefs dependent on parser version) */
#define YYBYACC 1 #define YYBYACC 1
#define YYMAJOR 1 #define YYMAJOR 1
#define YYMINOR 9 #define YYMINOR 9
#define YYPATCH 20170430 #define YYPATCH 20200330
#define YYEMPTY (-1) #define YYEMPTY (-1)
#define yyclearin (yychar = YYEMPTY) #define yyclearin (yychar = YYEMPTY)
#define yyerrok (yyerrflag = 0) #define yyerrok (yyerrflag = 0)
#define YYRECOVERING() (yyerrflag != 0) #define YYRECOVERING() (yyerrflag != 0)
#define YYENOMEM (-2) #define YYENOMEM (-2)
#define YYEOF 0 #define YYEOF 0
#define YYPREFIX "yy" #define YYPREFIX "yy"
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#ifdef YYLEX_PARAM #ifdef YYLEX_PARAM
# define YYLEX_DECL() yylex(void *YYLEX_PARAM) # define YYLEX_DECL() yylex(void *YYLEX_PARAM)
# define YYLEX yylex(YYLEX_PARAM) # define YYLEX yylex(YYLEX_PARAM)
#else #else
# define YYLEX_DECL() yylex(void) # define YYLEX_DECL() yylex(void)
# define YYLEX yylex() # define YYLEX yylex()
#endif #endif
#if !(defined(yylex) || defined(YYSTATE))
int YYLEX_DECL();
#endif
/* Parameters sent to yyerror. */ /* Parameters sent to yyerror. */
#ifndef YYERROR_DECL #ifndef YYERROR_DECL
#define YYERROR_DECL() yyerror(const char *s) #define YYERROR_DECL() yyerror(const char *s)
#endif #endif
#ifndef YYERROR_CALL #ifndef YYERROR_CALL
#define YYERROR_CALL(msg) yyerror(msg) #define YYERROR_CALL(msg) yyerror(msg)
#endif #endif
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"ccl_expr : CCE_NEG_LOWER", "ccl_expr : CCE_NEG_LOWER",
"ccl_expr : CCE_NEG_UPPER", "ccl_expr : CCE_NEG_UPPER",
"string : string CHAR", "string : string CHAR",
"string :", "string :",
}; };
#endif #endif
#if YYDEBUG
int yydebug; int yydebug;
int yynerrs; #endif
int yyerrflag; int yyerrflag;
int yychar; int yychar;
YYSTYPE yyval; YYSTYPE yyval;
YYSTYPE yylval; YYSTYPE yylval;
int yynerrs;
/* define the initial stack-sizes */ /* define the initial stack-sizes */
#ifdef YYSTACKSIZE #ifdef YYSTACKSIZE
#undef YYMAXDEPTH #undef YYMAXDEPTH
#define YYMAXDEPTH YYSTACKSIZE #define YYMAXDEPTH YYSTACKSIZE
#else #else
#ifdef YYMAXDEPTH #ifdef YYMAXDEPTH
#define YYSTACKSIZE YYMAXDEPTH #define YYSTACKSIZE YYMAXDEPTH
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/* yyerror - eat up an error message from the parser; /* yyerror - eat up an error message from the parser;
* currently, messages are ignore * currently, messages are ignore
*/ */
void yyerror( const char *msg ) void yyerror( const char *msg )
{ {
(void)msg; (void)msg;
} }
#line 656 "parse.c" #line 662 "parse.c"
#if YYDEBUG #if YYDEBUG
#include <stdio.h> /* needed for printf */ #include <stdio.h> /* needed for printf */
#endif #endif
#include <stdlib.h> /* needed for malloc, etc */ #include <stdlib.h> /* needed for malloc, etc */
#include <string.h> /* needed for memset */ #include <string.h> /* needed for memset */
Show All 9 Lines if ((newsize = data->stacksize) == 0)
newsize = YYINITSTACKSIZE; newsize = YYINITSTACKSIZE;
else if (newsize >= YYMAXDEPTH) else if (newsize >= YYMAXDEPTH)
return YYENOMEM; return YYENOMEM;
else if ((newsize *= 2) > YYMAXDEPTH) else if ((newsize *= 2) > YYMAXDEPTH)
newsize = YYMAXDEPTH; newsize = YYMAXDEPTH;
i = (int) (data->s_mark - data->s_base); i = (int) (data->s_mark - data->s_base);
newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss)); newss = (YYINT *)realloc(data->s_base, newsize * sizeof(*newss));
if (newss == NULL) if (newss == 0)
return YYENOMEM; return YYENOMEM;
data->s_base = newss; data->s_base = newss;
data->s_mark = newss + i; data->s_mark = newss + i;
newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs)); newvs = (YYSTYPE *)realloc(data->l_base, newsize * sizeof(*newvs));
if (newvs == NULL) if (newvs == 0)
return YYENOMEM; return YYENOMEM;
data->l_base = newvs; data->l_base = newvs;
data->l_mark = newvs + i; data->l_mark = newvs + i;
data->stacksize = newsize; data->stacksize = newsize;
data->s_last = data->s_base + newsize - 1; data->s_last = data->s_base + newsize - 1;
return 0; return 0;
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int int
YYPARSE_DECL() YYPARSE_DECL()
{ {
int yym, yyn, yystate; int yym, yyn, yystate;
#if YYDEBUG #if YYDEBUG
const char *yys; const char *yys;
if ((yys = getenv("YYDEBUG")) != NULL) if ((yys = getenv("YYDEBUG")) != 0)
{ {
yyn = *yys; yyn = *yys;
if (yyn >= '0' && yyn <= '9') if (yyn >= '0' && yyn <= '9')
yydebug = yyn - '0'; yydebug = yyn - '0';
} }
#endif #endif
yym = 0; yym = 0;
▲ Show 20 Lines • Show All 1,042 Lines • ▼ Show 20 Lines#line 931 "parse.y"
yyval = link_machines( yystack.l_mark[-1], yyval); yyval = link_machines( yystack.l_mark[-1], yyval);
} }
break; break;
case 96: case 96:
#line 946 "parse.y" #line 946 "parse.y"
{ yyval = mkstate( SYM_EPSILON ); } { yyval = mkstate( SYM_EPSILON ); }
break; break;
#line 1782 "parse.c" #line 1788 "parse.c"
} }
yystack.s_mark -= yym; yystack.s_mark -= yym;
yystate = *yystack.s_mark; yystate = *yystack.s_mark;
yystack.l_mark -= yym; yystack.l_mark -= yym;
yym = yylhs[yyn]; yym = yylhs[yyn];
if (yystate == 0 && yym == 0) if (yystate == 0 && yym == 0)
{ {
#if YYDEBUG #if YYDEBUG
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