function yy_shift($yyNewState, $yyMajor, $yypMinor)
{
$this->yyidx++;
if ($this->yyidx >= self::YYSTACKDEPTH) {
$this->yyidx--;
if (self::$yyTraceFILE) {
fprintf(self::$yyTraceFILE, "%sStack Overflow!\n", self::$yyTracePrompt);
}
while ($this->yyidx >= 0) {
$this->yy_pop_parser_stack();
}
/* Here code is inserted which will execute if the parser
** stack ever overflows */
return;
}
$yytos = new Haanga_yyStackEntry();
$yytos->stateno = $yyNewState;
$yytos->major = $yyMajor;
$yytos->minor = $yypMinor;
array_push($this->yystack, $yytos);
if (self::$yyTraceFILE && $this->yyidx > 0) {
fprintf(self::$yyTraceFILE, "%sShift %d\n", self::$yyTracePrompt, $yyNewState);
fprintf(self::$yyTraceFILE, "%sStack:", self::$yyTracePrompt);
for ($i = 1; $i <= $this->yyidx; $i++) {
fprintf(self::$yyTraceFILE, " %s", self::$yyTokenName[$this->yystack[$i]->major]);
}
fwrite(self::$yyTraceFILE, "\n");
}
}