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#include "defs.h"
/* The banner used here should be replaced with an #ident directive */
/* if the target C compiler supports #ident directives. */
/* */
/* If the skeleton is changed, the banner should be changed so that */
/* the altered version can easily be distinguished from the original. */
static char *c_banner[] =
{
"#ifndef lint",
"static char yysccsid[] = \"@(#)yaccpar 1.8 (Berkeley) 01/20/91\";",
"#endif",
"#define YYBYACC 1",
(char *) NULL
};
static char *perl_banner[] =
{
"# @(#)yaccpar 1.8 (Berkeley) 01/20/91 (JAKE-P5BP-0.6 04/26/98)",
(char *) NULL
};
char **banner[] = { c_banner, perl_banner };
static char *c_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",
(char *) NULL
};
char **tables[] = { c_tables, (char **) NULL };
static char *c_header[] =
{
"#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",
(char *) NULL
};
static char *perl_header[] =
{
"sub yyclearin {",
" my PP $p;",
" ($p) = @_;",
" $p->{yychar} = -1;",
"}",
"sub yyerrok {",
" my PP $p;",
" ($p) = @_;",
" $p->{yyerrflag} = 0;",
"}",
(char *) NULL
};
char **header[] = { c_header, perl_header };
static char *c_body[] =
{
"#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;",
" }",
" }",
" }",
" else",
" {",
" if (yychar == 0) goto yyabort;",
"#if YYDEBUG",
" if (yydebug)",
" {",
" yys = 0;",
" if (yychar <= YYMAXTOKEN) yys = yyname[yychar];",
" if (!yys) yys = \"illegal-symbol\";",
" printf(\"yydebug: state %d, error recovery discards token %d\
(%s)\\n\",",
" yystate, yychar, yys);",
" }",
"#endif",
" yychar = (-1);",
" goto yyloop;",
" }",
"yyreduce:",
"#if YYDEBUG",
" if (yydebug)",
" printf(\"yydebug: state %d, reducing by rule %d (%s)\\n\",",
" yystate, yyn, yyrule[yyn]);",
"#endif",
" yym = yylen[yyn];",
" yyval = yyvsp[1-yym];",
" switch (yyn)",
" {",
(char *) NULL
};
static char *perl_body[] =
{
/* This is kludgy--the top of this sub needs to vary based on -5, so
* it was moved to output.c.
*/
" $p->{yylex} = $_[1];",
" $p->{yyerror} = $_[2];",
" $p->{yydebug} = $_[3];",
" return $p;",
"}",
"sub YYERROR {",
" my PP $p;",
" ($p) = @_;",
" ++$p->{yynerrs};",
" $p->yy_err_recover;",
"}",
"sub yy_err_recover {",
" my PP $p;",
" ($p) = @_;",
" if ($p->{yyerrflag} < 3)",
" {",
" $p->{yyerrflag} = 3;",
" while (1)",
" {",
" if (($p->{yyn} = $yysindex[$p->{yyss}->[$p->{yyssp}]]) && ",
" ($p->{yyn} += $YYERRCODE) >= 0 && ",
" $p->{yyn} <= $#yycheck &&",
" $yycheck[$p->{yyn}] == $YYERRCODE)",
" {",
" warn(\"yydebug: state \" . ",
" $p->{yyss}->[$p->{yyssp}] . ",
" \", error recovery shifting to state\" . ",
" $yytable[$p->{yyn}] . \"\\n\") ",
" if $p->{yydebug};",
" $p->{yyss}->[++$p->{yyssp}] = ",
" $p->{yystate} = $yytable[$p->{yyn}];",
" $p->{yyvs}->[++$p->{yyvsp}] = $p->{yylval};",
" next yyloop;",
" }",
" else",
" {",
" warn(\"yydebug: error recovery discarding state \".",
" $p->{yyss}->[$p->{yyssp}]. \"\\n\") ",
" if $p->{yydebug};",
" return(undef) if $p->{yyssp} <= 0;",
" --$p->{yyssp};",
" --$p->{yyvsp};",
" }",
" }",
" }",
" else",
" {",
" return (undef) if $p->{yychar} == 0;",
" if ($p->{yydebug})",
" {",
" $p->{yys} = '';",
" if ($p->{yychar} <= $YYMAXTOKEN) { $p->{yys} = ",
" $yyname[$p->{yychar}]; }",
" if (!$p->{yys}) { $p->{yys} = 'illegal-symbol'; }",
" warn(\"yydebug: state \" . $p->{yystate} . ",
" \", error recovery discards \" . ",
" \"token \" . $p->{yychar} . \"(\" . ",
" $p->{yys} . \")\\n\");",
" }",
" $p->{yychar} = -1;",
" next yyloop;",
" }",
"0;",
"} # yy_err_recover",
"",
"sub yyparse {",
" my PP $p;",
" my $s;",
" ($p, $s) = @_;",
" if ($p->{yys} = $ENV{'YYDEBUG'})",
" {",
" $p->{yydebug} = int($1) if $p->{yys} =~ /^(\\d)/;",
" }",
"",
" $p->{yynerrs} = 0;",
" $p->{yyerrflag} = 0;",
" $p->{yychar} = (-1);",
"",
" $p->{yyssp} = 0;",
" $p->{yyvsp} = 0;",
" $p->{yyss}->[$p->{yyssp}] = $p->{yystate} = 0;",
"",
"yyloop: while(1)",
" {",
" yyreduce: {",
" last yyreduce if ($p->{yyn} = $yydefred[$p->{yystate}]);",
" if ($p->{yychar} < 0)",
" {",
" if ((($p->{yychar}, $p->{yylval}) = ",
" &{$p->{yylex}}($s)) < 0) { $p->{yychar} = 0; }",
" if ($p->{yydebug})",
" {",
" $p->{yys} = '';",
" if ($p->{yychar} <= $#yyname) ",
" { $p->{yys} = $yyname[$p->{yychar}]; }",
" if (!$p->{yys}) { $p->{yys} = 'illegal-symbol'; };",
" warn(\"yydebug: state \" . $p->{yystate} . ",
" \", reading \" . $p->{yychar} . \" (\" . ",
" $p->{yys} . \")\\n\");",
" }",
" }",
" if (($p->{yyn} = $yysindex[$p->{yystate}]) && ",
" ($p->{yyn} += $p->{yychar}) >= 0 && ",
" $p->{yyn} <= $#yycheck &&",
" $yycheck[$p->{yyn}] == $p->{yychar})",
" {",
" warn(\"yydebug: state \" . $p->{yystate} . ",
" \", shifting to state \" .",
" $yytable[$p->{yyn}] . \"\\n\") if $p->{yydebug};",
" $p->{yyss}->[++$p->{yyssp}] = $p->{yystate} = ",
" $yytable[$p->{yyn}];",
" $p->{yyvs}->[++$p->{yyvsp}] = $p->{yylval};",
" $p->{yychar} = (-1);",
" --$p->{yyerrflag} if $p->{yyerrflag} > 0;",
" next yyloop;",
" }",
" if (($p->{yyn} = $yyrindex[$p->{yystate}]) && ",
" ($p->{yyn} += $p->{'yychar'}) >= 0 &&",
" $p->{yyn} <= $#yycheck &&",
" $yycheck[$p->{yyn}] == $p->{yychar})",
" {",
" $p->{yyn} = $yytable[$p->{yyn}];",
" last yyreduce;",
" }",
" if (! $p->{yyerrflag}) {",
" &{$p->{yyerror}}('syntax error', $s);",
" ++$p->{yynerrs};",
" }",
" return(undef) if $p->yy_err_recover;",
" } # yyreduce",
" warn(\"yydebug: state \" . $p->{yystate} . ",
" \", reducing by rule \" . ",
" $p->{yyn} . \" (\" . $yyrule[$p->{yyn}] . ",
" \")\\n\") if $p->{yydebug};",
" $p->{yym} = $yylen[$p->{yyn}];",
" $p->{yyval} = $p->{yyvs}->[$p->{yyvsp}+1-$p->{yym}];",
(char *) NULL
};
char **body[] = { c_body, perl_body };
static char *c_trailer[] =
{
" }",
" yyssp -= yym;",
" yystate = *yyssp;",
" yyvsp -= yym;",
" yym = yylhs[yyn];",
" if (yystate == 0 && yym == 0)",
" {",
"#if YYDEBUG",
" if (yydebug)",
" printf(\"yydebug: after reduction, shifting from state 0 to\\",
" state %d\\n\", 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(\"yydebug: state %d, reading %d (%s)\\n\",",
" 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(\"yydebug: after reduction, shifting from state %d \\",
"to state %d\\n\", *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);",
"}",
(char *) NULL
};
static char *perl_trailer[] =
{
" $p->{yyssp} -= $p->{yym};",
" $p->{yystate} = $p->{yyss}->[$p->{yyssp}];",
" $p->{yyvsp} -= $p->{yym};",
" $p->{yym} = $yylhs[$p->{yyn}];",
" if ($p->{yystate} == 0 && $p->{yym} == 0)",
" {",
" warn(\"yydebug: after reduction, shifting from state 0 \",",
" \"to state $YYFINAL\\n\") if $p->{yydebug};",
" $p->{yystate} = $YYFINAL;",
" $p->{yyss}->[++$p->{yyssp}] = $YYFINAL;",
" $p->{yyvs}->[++$p->{yyvsp}] = $p->{yyval};",
" if ($p->{yychar} < 0)",
" {",
" if ((($p->{yychar}, $p->{yylval}) = ",
" &{$p->{yylex}}($s)) < 0) { $p->{yychar} = 0; }",
" if ($p->{yydebug})",
" {",
" $p->{yys} = '';",
" if ($p->{yychar} <= $#yyname) ",
" { $p->{yys} = $yyname[$p->{yychar}]; }",
" if (!$p->{yys}) { $p->{yys} = 'illegal-symbol'; }",
" warn(\"yydebug: state $YYFINAL, reading \" . ",
" $p->{yychar} . \" (\" . $p->{yys} . \")\\n\");",
" }",
" }",
" return ($p->{yyvs}->[1]) if $p->{yychar} == 0;",
" next yyloop;",
" }",
" if (($p->{yyn} = $yygindex[$p->{yym}]) && ",
" ($p->{yyn} += $p->{yystate}) >= 0 && ",
" $p->{yyn} <= $#yycheck && ",
" $yycheck[$p->{yyn}] == $p->{yystate})",
" {",
" $p->{yystate} = $yytable[$p->{yyn}];",
" } else {",
" $p->{yystate} = $yydgoto[$p->{yym}];",
" }",
" warn(\"yydebug: after reduction, shifting from state \" . ",
" $p->{yyss}->[$p->{yyssp}] . \" to state \" . ",
" $p->{yystate} . \"\\n\") if $p->{yydebug};",
" $p->{yyss}[++$p->{yyssp}] = $p->{yystate};",
" $p->{yyvs}[++$p->{yyvsp}] = $p->{yyval};",
" } # yyloop",
"} # yyparse",
(char *) NULL
};
char **trailer[] = { c_trailer, perl_trailer };
#if __STDC__
static char *add_perl_package(char *old_str, char *new_str)
#else
static char *add_perl_package(old_str, new_str)
char *old_str;
char *new_str;
#endif
{
register char *from = old_str;
register char *to = new_str;
register char *p;
while (*from) {
if (*from == 'P' && *(from + 1) == 'P') {
from += 2;
p = perl5005flag ? perl_package : "";
while (*to++ = *p++)
/* void */ ;
to--;
}
else {
*to++ = *from++;
}
}
*to = *from;
return new_str;
}
#if __STDC__
static char *add_prefixes(char *old_str, char *new_str)
#else
static char *add_prefixes(old_str, new_str)
char *old_str;
char *new_str;
#endif
{
register char *from = old_str;
register char *to = new_str;
register char *p;
while (*from) {
if (*from == 'Y' && *(from + 1) == 'Y') {
from += 2;
p = define_prefix;
while (*to++ = *p++)
/* void */ ;
to--;
}
else if (*from == 'y' && *(from + 1) == 'y') {
from += 2;
p = symbol_prefix;
while (*to++ = *p++)
/* void */ ;
to--;
}
else {
*to++ = *from++;
}
}
*to = *from;
return new_str;
}
#if __STDC__
void write_section(char **section[])
#else
void write_section(section)
char **section[];
#endif
{
register int i;
register FILE *fp;
register char **sec = section[(int) language];
if (sec != (char **) NULL)
{
fp = code_file;
if (language == PERL)
{
char buf[BUFSIZ];
for (i = 0; sec[i]; ++i)
{
++outline;
fprintf(fp, "%s\n", add_perl_package(sec[i], buf));
}
}
else if (prefix_changed)
{
char buf[BUFSIZ];
for (i = 0; sec[i]; ++i)
{
++outline;
fprintf(fp, "%s\n", add_prefixes(sec[i], buf));
}
}
else
{
for (i = 0; sec[i]; ++i)
{
++outline;
fprintf(fp, "%s\n", sec[i]);
}
}
}
}
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