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|
#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)
#define YYPREFIX "yy"
#line 1 "ledc.y"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "ledc.h"
static int yyparse(void);
#line 11 "ledc.y"
typedef union {
char* fString;
Tattr* fAttr;
Tlist* fList;
Telem* fElem;
Tparam* fParam;
} YYSTYPE;
#line 29 "y.tab.c"
#define NAME 257
#define STRING 258
#define YYERRCODE 256
short yylhs[] = { -1,
0, 0, 10, 10, 11, 8, 8, 7, 6, 6,
5, 5, 9, 9, 9, 4, 4, 3, 3, 1,
2, 2,
};
short yylen[] = { 2,
0, 1, 1, 2, 1, 1, 3, 5, 0, 1,
1, 3, 1, 1, 1, 0, 3, 1, 3, 3,
1, 1,
};
short yydefred[] = { 0,
0, 0, 6, 5, 0, 3, 0, 0, 0, 4,
0, 7, 21, 22, 18, 0, 0, 0, 0, 17,
0, 0, 14, 0, 0, 15, 11, 20, 19, 0,
8, 12,
};
short yydgoto[] = { 2,
15, 16, 17, 9, 24, 25, 3, 4, 27, 5,
6,
};
short yysindex[] = { -247,
-60, 0, 0, 0, -247, 0, -246, -252, -28, 0,
-78, 0, 0, 0, 0, -46, -44, -249, -252, 0,
-252, -60, 0, -27, -25, 0, 0, 0, 0, -249,
0, 0,
};
short yyrindex[] = { 18,
-21, 0, 0, 0, 20, 0, 0, 0, 0, 0,
-21, 0, 0, 0, 0, 0, 0, -20, 0, 0,
0, -37, 0, -19, 0, 0, 0, 0, 0, 0,
0, 0,
};
short yygindex[] = { 0,
2, 5, 0, 0, 0, 0, 19, -16, -5, 0,
22,
};
#define YYTABLESIZE 49
short yytable[] = { 21,
7, 26, 16, 13, 13, 14, 13, 22, 23, 1,
11, 18, 8, 26, 19, 31, 30, 1, 16, 2,
9, 10, 29, 28, 32, 12, 10, 0, 0, 0,
8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 20,
};
short yycheck[] = { 44,
61, 18, 40, 41, 257, 258, 44, 257, 258, 257,
257, 40, 91, 30, 61, 41, 44, 0, 40, 0,
41, 41, 21, 19, 30, 7, 5, -1, -1, -1,
91, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, 93,
};
#define YYFINAL 2
#ifndef YYDEBUG
#define YYDEBUG 0
#endif
#define YYMAXTOKEN 258
#if YYDEBUG
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,"NAME",
"STRING",
};
char *yyrule[] = {
"$accept : led",
"led :",
"led : decl_list",
"decl_list : decl",
"decl_list : decl_list decl",
"decl : iupelem_decl",
"iupelem_decl : iupelem",
"iupelem_decl : NAME '=' iupelem",
"iupelem : NAME opt_attr '(' param_decl ')'",
"param_decl :",
"param_decl : param_list",
"param_list : param",
"param_list : param_list ',' param",
"param : NAME",
"param : STRING",
"param : iupelem_decl",
"opt_attr :",
"opt_attr : '[' attr_list ']'",
"attr_list : attr_def",
"attr_list : attr_list ',' attr_def",
"attr_def : name_str '=' name_str",
"name_str : NAME",
"name_str : STRING",
};
#endif
#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
#line 93 "ledc.y"
extern int yylineno;
extern FILE *yyin;
int yywrap(void) { return 1; }
void yyerror(char *str)
{
error(" %s; last token read: %s",
str, yylval.fString);
}
static int usage(void)
{
fprintf( stderr,
"ledc [-v] [-c] [-f funcname] [-o file] files\n"
" -v print the version number\n"
" -c only perform checking, do not generate code\n"
" -f funcname generate exported function <funcname> (default: led_load)\n"
" -o file place output in file <file> (default: led.c)\n"
);
return -1;
}
int main(int argc, char *argv[])
{
if (argc < 2)
{
return usage();
}
while (argc > 1)
{
char *op = *(argv+1);
if (op[0] != '-') break;
argc--;
argv++;
switch (op[1])
{
case 'v':
printf("Iup 3.0 LED Compiler to C\n");
return 0;
break;
case 'o':
if (argc>1)
{
argc--;
argv++;
outname = *argv;
}
else return usage();
break;
case 'f':
if (argc>1)
{
argc--;
argv++;
funcname = *argv;
}
else return usage();
break;
case 'c':
nocode = 1;
break;
default:
return usage();
}
}
if (!outname) outname = "led.c";
if (!funcname) funcname = "led_load";
init();
while (--argc > 0)
{
char * name = *++argv;
filename = name;
if ((yyin = fopen(name, "r")) == NULL)
{
fprintf( stderr, "ledc: %s: %s\n", name,
#ifdef SunOS
"cannot open file"
#else
strerror(errno)
#endif
);
continue;
}
yylineno = 1;
yyparse();
fclose(yyin);
}
finish();
return 0;
}
#line 246 "y.tab.c"
#define YYABORT goto yyabort
#define YYREJECT goto yyabort
#define YYACCEPT goto yyaccept
#define YYERROR goto yyerrlab
static int yyparse(void)
{
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("%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 >= 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("%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)
{
case 5:
#line 41 "ledc.y"
{ decl( yyvsp[0].fElem ); }
break;
case 6:
#line 45 "ledc.y"
{ yyval.fElem = yyvsp[0].fElem; }
break;
case 7:
#line 47 "ledc.y"
{ yyval.fElem = yyvsp[0].fElem; yyvsp[0].fElem->name = yyvsp[-2].fString; named(yyvsp[-2].fString); }
break;
case 8:
#line 51 "ledc.y"
{ yyval.fElem = elem( yyvsp[-4].fString, yyvsp[-3].fList, yyvsp[-1].fList ); }
break;
case 9:
#line 54 "ledc.y"
{ yyval.fList = 0; }
break;
case 10:
#line 56 "ledc.y"
{ yyval.fList = yyvsp[0].fList; }
break;
case 11:
#line 60 "ledc.y"
{ yyval.fList = list(); addlist( yyval.fList, yyvsp[0].fParam ); }
break;
case 12:
#line 62 "ledc.y"
{ yyval.fList = addlist( yyvsp[-2].fList, yyvsp[0].fParam ); }
break;
case 13:
#line 66 "ledc.y"
{ yyval.fParam = param( NAME_PARAM, yyvsp[0].fString ); }
break;
case 14:
#line 68 "ledc.y"
{ yyval.fParam = param( STRING_PARAM, yyvsp[0].fString ); }
break;
case 15:
#line 70 "ledc.y"
{ yyval.fParam = param( ELEM_PARAM, yyvsp[0].fElem ); use(yyvsp[0].fElem->name); }
break;
case 16:
#line 74 "ledc.y"
{ yyval.fList = 0; }
break;
case 17:
#line 76 "ledc.y"
{ yyval.fList = revertlist( yyvsp[-1].fList ); }
break;
case 18:
#line 80 "ledc.y"
{ yyval.fList = list(); addlist( yyval.fList, yyvsp[0].fAttr ); }
break;
case 19:
#line 82 "ledc.y"
{ addlist( yyvsp[-2].fList, yyvsp[0].fAttr ); }
break;
case 20:
#line 86 "ledc.y"
{ yyval.fAttr = attr( yyvsp[-2].fString, yyvsp[0].fString ); }
break;
#line 451 "y.tab.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 >= yyss + yystacksize - 1)
{
goto yyoverflow;
}
*++yyssp = yystate;
*++yyvsp = yyval;
goto yyloop;
yyoverflow:
yyerror("yacc stack overflow");
yyabort:
return (1);
yyaccept:
return (0);
}
|
