parse.c

PHP v6.0 For Linux 运行环境：Win9X/ WinME/ WinNT/ Win2K/ WinXP

 /* 169 */ "inscollist_opt ::= LP inscollist RP",
 /* 170 */ "inscollist ::= inscollist COMMA nm",
 /* 171 */ "inscollist ::= nm",
 /* 172 */ "expr ::= LP expr RP",
 /* 173 */ "expr ::= NULL",
 /* 174 */ "expr ::= ID",
 /* 175 */ "expr ::= JOIN_KW",
 /* 176 */ "expr ::= nm DOT nm",
 /* 177 */ "expr ::= nm DOT nm DOT nm",
 /* 178 */ "expr ::= INTEGER",
 /* 179 */ "expr ::= FLOAT",
 /* 180 */ "expr ::= STRING",
 /* 181 */ "expr ::= VARIABLE",
 /* 182 */ "expr ::= ID LP exprlist RP",
 /* 183 */ "expr ::= ID LP STAR RP",
 /* 184 */ "expr ::= expr AND expr",
 /* 185 */ "expr ::= expr OR expr",
 /* 186 */ "expr ::= expr LT expr",
 /* 187 */ "expr ::= expr GT expr",
 /* 188 */ "expr ::= expr LE expr",
 /* 189 */ "expr ::= expr GE expr",
 /* 190 */ "expr ::= expr NE expr",
 /* 191 */ "expr ::= expr EQ expr",
 /* 192 */ "expr ::= expr BITAND expr",
 /* 193 */ "expr ::= expr BITOR expr",
 /* 194 */ "expr ::= expr LSHIFT expr",
 /* 195 */ "expr ::= expr RSHIFT expr",
 /* 196 */ "expr ::= expr likeop expr",
 /* 197 */ "expr ::= expr NOT likeop expr",
 /* 198 */ "likeop ::= LIKE",
 /* 199 */ "likeop ::= GLOB",
 /* 200 */ "expr ::= expr PLUS expr",
 /* 201 */ "expr ::= expr MINUS expr",
 /* 202 */ "expr ::= expr STAR expr",
 /* 203 */ "expr ::= expr SLASH expr",
 /* 204 */ "expr ::= expr REM expr",
 /* 205 */ "expr ::= expr CONCAT expr",
 /* 206 */ "expr ::= expr ISNULL",
 /* 207 */ "expr ::= expr IS NULL",
 /* 208 */ "expr ::= expr NOTNULL",
 /* 209 */ "expr ::= expr NOT NULL",
 /* 210 */ "expr ::= expr IS NOT NULL",
 /* 211 */ "expr ::= NOT expr",
 /* 212 */ "expr ::= BITNOT expr",
 /* 213 */ "expr ::= MINUS expr",
 /* 214 */ "expr ::= PLUS expr",
 /* 215 */ "expr ::= LP select RP",
 /* 216 */ "expr ::= expr BETWEEN expr AND expr",
 /* 217 */ "expr ::= expr NOT BETWEEN expr AND expr",
 /* 218 */ "expr ::= expr IN LP exprlist RP",
 /* 219 */ "expr ::= expr IN LP select RP",
 /* 220 */ "expr ::= expr NOT IN LP exprlist RP",
 /* 221 */ "expr ::= expr NOT IN LP select RP",
 /* 222 */ "expr ::= expr IN nm dbnm",
 /* 223 */ "expr ::= expr NOT IN nm dbnm",
 /* 224 */ "expr ::= CASE case_operand case_exprlist case_else END",
 /* 225 */ "case_exprlist ::= case_exprlist WHEN expr THEN expr",
 /* 226 */ "case_exprlist ::= WHEN expr THEN expr",
 /* 227 */ "case_else ::= ELSE expr",
 /* 228 */ "case_else ::=",
 /* 229 */ "case_operand ::= expr",
 /* 230 */ "case_operand ::=",
 /* 231 */ "exprlist ::= exprlist COMMA expritem",
 /* 232 */ "exprlist ::= expritem",
 /* 233 */ "expritem ::= expr",
 /* 234 */ "expritem ::=",
 /* 235 */ "cmd ::= CREATE uniqueflag INDEX nm ON nm dbnm LP idxlist RP onconf",
 /* 236 */ "uniqueflag ::= UNIQUE",
 /* 237 */ "uniqueflag ::=",
 /* 238 */ "idxlist_opt ::=",
 /* 239 */ "idxlist_opt ::= LP idxlist RP",
 /* 240 */ "idxlist ::= idxlist COMMA idxitem",
 /* 241 */ "idxlist ::= idxitem",
 /* 242 */ "idxitem ::= nm sortorder",
 /* 243 */ "cmd ::= DROP INDEX nm dbnm",
 /* 244 */ "cmd ::= COPY orconf nm dbnm FROM nm USING DELIMITERS STRING",
 /* 245 */ "cmd ::= COPY orconf nm dbnm FROM nm",
 /* 246 */ "cmd ::= VACUUM",
 /* 247 */ "cmd ::= VACUUM nm",
 /* 248 */ "cmd ::= PRAGMA ids EQ nm",
 /* 249 */ "cmd ::= PRAGMA ids EQ ON",
 /* 250 */ "cmd ::= PRAGMA ids EQ plus_num",
 /* 251 */ "cmd ::= PRAGMA ids EQ minus_num",
 /* 252 */ "cmd ::= PRAGMA ids LP nm RP",
 /* 253 */ "cmd ::= PRAGMA ids",
 /* 254 */ "plus_num ::= plus_opt number",
 /* 255 */ "minus_num ::= MINUS number",
 /* 256 */ "number ::= INTEGER",
 /* 257 */ "number ::= FLOAT",
 /* 258 */ "plus_opt ::= PLUS",
 /* 259 */ "plus_opt ::=",
 /* 260 */ "cmd ::= CREATE trigger_decl BEGIN trigger_cmd_list END",
 /* 261 */ "trigger_decl ::= temp TRIGGER nm trigger_time trigger_event ON nm dbnm foreach_clause when_clause",
 /* 262 */ "trigger_time ::= BEFORE",
 /* 263 */ "trigger_time ::= AFTER",
 /* 264 */ "trigger_time ::= INSTEAD OF",
 /* 265 */ "trigger_time ::=",
 /* 266 */ "trigger_event ::= DELETE",
 /* 267 */ "trigger_event ::= INSERT",
 /* 268 */ "trigger_event ::= UPDATE",
 /* 269 */ "trigger_event ::= UPDATE OF inscollist",
 /* 270 */ "foreach_clause ::=",
 /* 271 */ "foreach_clause ::= FOR EACH ROW",
 /* 272 */ "foreach_clause ::= FOR EACH STATEMENT",
 /* 273 */ "when_clause ::=",
 /* 274 */ "when_clause ::= WHEN expr",
 /* 275 */ "trigger_cmd_list ::= trigger_cmd SEMI trigger_cmd_list",
 /* 276 */ "trigger_cmd_list ::=",
 /* 277 */ "trigger_cmd ::= UPDATE orconf nm SET setlist where_opt",
 /* 278 */ "trigger_cmd ::= insert_cmd INTO nm inscollist_opt VALUES LP itemlist RP",
 /* 279 */ "trigger_cmd ::= insert_cmd INTO nm inscollist_opt select",
 /* 280 */ "trigger_cmd ::= DELETE FROM nm where_opt",
 /* 281 */ "trigger_cmd ::= select",
 /* 282 */ "expr ::= RAISE LP IGNORE RP",
 /* 283 */ "expr ::= RAISE LP ROLLBACK COMMA nm RP",
 /* 284 */ "expr ::= RAISE LP ABORT COMMA nm RP",
 /* 285 */ "expr ::= RAISE LP FAIL COMMA nm RP",
 /* 286 */ "cmd ::= DROP TRIGGER nm dbnm",
 /* 287 */ "cmd ::= ATTACH database_kw_opt ids AS nm key_opt",
 /* 288 */ "key_opt ::= USING ids",
 /* 289 */ "key_opt ::=",
 /* 290 */ "database_kw_opt ::= DATABASE",
 /* 291 */ "database_kw_opt ::=",
 /* 292 */ "cmd ::= DETACH database_kw_opt nm",
};
#endif /* NDEBUG */

/*
** This function returns the symbolic name associated with a token
** value.
*/
const char *sqliteParserTokenName(int tokenType){
#ifndef NDEBUG
  if( tokenType>0 && tokenType<(sizeof(yyTokenName)/sizeof(yyTokenName[0])) ){
    return yyTokenName[tokenType];
  }else{
    return "Unknown";
  }
#else
  return "";
#endif
}

/* 
** This function allocates a new parser.
** The only argument is a pointer to a function which works like
** malloc.
**
** Inputs:
** A pointer to the function used to allocate memory.
**
** Outputs:
** A pointer to a parser.  This pointer is used in subsequent calls
** to sqliteParser and sqliteParserFree.
*/
void *sqliteParserAlloc(void *(*mallocProc)(size_t)){
  yyParser *pParser;
  pParser = (yyParser*)(*mallocProc)( (size_t)sizeof(yyParser) );
  if( pParser ){
    pParser->yyidx = -1;
  }
  return pParser;
}

/* The following function deletes the value associated with a
** symbol.  The symbol can be either a terminal or nonterminal.
** "yymajor" is the symbol code, and "yypminor" is a pointer to
** the value.
*/
static void yy_destructor(YYCODETYPE yymajor, YYMINORTYPE *yypminor){
  switch( yymajor ){
    /* Here is inserted the actions which take place when a
    ** terminal or non-terminal is destroyed.  This can happen
    ** when the symbol is popped from the stack during a
    ** reduce or during error processing or when a parser is 
    ** being destroyed before it is finished parsing.
    **
    ** Note: during a reduce, the only symbols destroyed are those
    ** which appear on the RHS of the rule, but which are not used
    ** inside the C code.
    */
    case 146:
    case 171:
    case 189:
#line 286 "ext/sqlite/libsqlite/src/parse.y"
{sqliteSelectDelete((yypminor->yy179));}
#line 1237 "ext/sqlite/libsqlite/src/parse.c"
      break;
    case 158:
    case 176:
    case 178:
    case 187:
    case 192:
    case 204:
#line 533 "ext/sqlite/libsqlite/src/parse.y"
{sqliteExprDelete((yypminor->yy242));}
#line 1247 "ext/sqlite/libsqlite/src/parse.c"
      break;
    case 159:
    case 167:
    case 188:
    case 197:
    case 199:
#line 746 "ext/sqlite/libsqlite/src/parse.y"
{sqliteIdListDelete((yypminor->yy320));}
#line 1256 "ext/sqlite/libsqlite/src/parse.c"
      break;
    case 174:
    case 177:
    case 179:
    case 181:
    case 191:
    case 194:
    case 195:
    case 198:
    case 202:
#line 322 "ext/sqlite/libsqlite/src/parse.y"
{sqliteExprListDelete((yypminor->yy322));}
#line 1269 "ext/sqlite/libsqlite/src/parse.c"
      break;
    case 175:
    case 183:
    case 184:
#line 353 "ext/sqlite/libsqlite/src/parse.y"
{sqliteSrcListDelete((yypminor->yy307));}
#line 1276 "ext/sqlite/libsqlite/src/parse.c"
      break;
    case 212:
    case 217:
#line 828 "ext/sqlite/libsqlite/src/parse.y"
{sqliteDeleteTriggerStep((yypminor->yy19));}
#line 1282 "ext/sqlite/libsqlite/src/parse.c"
      break;
    case 214:
#line 812 "ext/sqlite/libsqlite/src/parse.y"
{sqliteIdListDelete((yypminor->yy290).b);}
#line 1287 "ext/sqlite/libsqlite/src/parse.c"
      break;
    default:  break;   /* If no destructor action specified: do nothing */
  }
}

/*
** Pop the parser's stack once.
**
** If there is a destructor routine associated with the token which
** is popped from the stack, then call it.
**
** Return the major token number for the symbol popped.
*/
static int yy_pop_parser_stack(yyParser *pParser){
  YYCODETYPE yymajor;
  yyStackEntry *yytos = &pParser->yystack[pParser->yyidx];

  if( pParser->yyidx<0 ) return 0;
#ifndef NDEBUG
  if( yyTraceFILE && pParser->yyidx>=0 ){
    fprintf(yyTrac