parse.c

调用sqlite开源数据的小程序

    0,  /*     ISNULL => nothing */
    0,  /*    NOTNULL => nothing */
    0,  /*         NE => nothing */
    0,  /*         EQ => nothing */
    0,  /*         GT => nothing */
    0,  /*         LE => nothing */
    0,  /*         LT => nothing */
    0,  /*         GE => nothing */
    0,  /*     ESCAPE => nothing */
    0,  /*     BITAND => nothing */
    0,  /*      BITOR => nothing */
    0,  /*     LSHIFT => nothing */
    0,  /*     RSHIFT => nothing */
    0,  /*       PLUS => nothing */
    0,  /*      MINUS => nothing */
    0,  /*       STAR => nothing */
    0,  /*      SLASH => nothing */
    0,  /*        REM => nothing */
    0,  /*     CONCAT => nothing */
    0,  /*     UMINUS => nothing */
    0,  /*      UPLUS => nothing */
    0,  /*     BITNOT => nothing */
    0,  /*     STRING => nothing */
    0,  /*    JOIN_KW => nothing */
    0,  /* CONSTRAINT => nothing */
    0,  /*    DEFAULT => nothing */
    0,  /*       NULL => nothing */
    0,  /*    PRIMARY => nothing */
    0,  /*     UNIQUE => nothing */
    0,  /*      CHECK => nothing */
    0,  /* REFERENCES => nothing */
    0,  /*    COLLATE => nothing */
    0,  /*   AUTOINCR => nothing */
    0,  /*         ON => nothing */
    0,  /*     DELETE => nothing */
    0,  /*     UPDATE => nothing */
    0,  /*     INSERT => nothing */
    0,  /*        SET => nothing */
    0,  /* DEFERRABLE => nothing */
    0,  /*    FOREIGN => nothing */
    0,  /*       DROP => nothing */
    0,  /*      UNION => nothing */
    0,  /*        ALL => nothing */
    0,  /*  INTERSECT => nothing */
    0,  /*     EXCEPT => nothing */
    0,  /*     SELECT => nothing */
    0,  /*   DISTINCT => nothing */
    0,  /*        DOT => nothing */
    0,  /*       FROM => nothing */
    0,  /*       JOIN => nothing */
    0,  /*      USING => nothing */
    0,  /*      ORDER => nothing */
    0,  /*         BY => nothing */
    0,  /*      GROUP => nothing */
    0,  /*     HAVING => nothing */
    0,  /*      LIMIT => nothing */
    0,  /*      WHERE => nothing */
    0,  /*       INTO => nothing */
    0,  /*     VALUES => nothing */
    0,  /*    INTEGER => nothing */
    0,  /*      FLOAT => nothing */
    0,  /*       BLOB => nothing */
    0,  /*   REGISTER => nothing */
    0,  /*   VARIABLE => nothing */
    0,  /*     EXISTS => nothing */
    0,  /*       CASE => nothing */
    0,  /*       WHEN => nothing */
    0,  /*       THEN => nothing */
    0,  /*       ELSE => nothing */
    0,  /*      INDEX => nothing */
    0,  /*         TO => nothing */
    0,  /*        ADD => nothing */
    0,  /*   COLUMNKW => nothing */
};
#endif /* YYFALLBACK */

/* The following structure represents a single element of the
** parser's stack.  Information stored includes:
**
**   +  The state number for the parser at this level of the stack.
**
**   +  The value of the token stored at this level of the stack.
**      (In other words, the "major" token.)
**
**   +  The semantic value stored at this level of the stack.  This is
**      the information used by the action routines in the grammar.
**      It is sometimes called the "minor" token.
*/
struct yyStackEntry {
  int stateno;       /* The state-number */
  int major;         /* The major token value.  This is the code
                     ** number for the token at this stack level */
  YYMINORTYPE minor; /* The user-supplied minor token value.  This
                     ** is the value of the token  */
};
typedef struct yyStackEntry yyStackEntry;

/* The state of the parser is completely contained in an instance of
** the following structure */
struct yyParser {
  int yyidx;                    /* Index of top element in stack */
  int yyerrcnt;                 /* Shifts left before out of the error */
  sqlite3ParserARG_SDECL                /* A place to hold %extra_argument */
  yyStackEntry yystack[YYSTACKDEPTH];  /* The parser's stack */
};
typedef struct yyParser yyParser;

#ifndef NDEBUG
#include <stdio.h>
static FILE *yyTraceFILE = 0;
static char *yyTracePrompt = 0;
#endif /* NDEBUG */

#ifndef NDEBUG
/* 
** Turn parser tracing on by giving a stream to which to write the trace
** and a prompt to preface each trace message.  Tracing is turned off
** by making either argument NULL 
**
** Inputs:
** <ul>
** <li> A FILE* to which trace output should be written.
**      If NULL, then tracing is turned off.
** <li> A prefix string written at the beginning of every
**      line of trace output.  If NULL, then tracing is
**      turned off.
** </ul>
**
** Outputs:
** None.
*/
void sqlite3ParserTrace(FILE *TraceFILE, char *zTracePrompt){
  yyTraceFILE = TraceFILE;
  yyTracePrompt = zTracePrompt;
  if( yyTraceFILE==0 ) yyTracePrompt = 0;
  else if( yyTracePrompt==0 ) yyTraceFILE = 0;
}
#endif /* NDEBUG */

#ifndef NDEBUG
/* For tracing shifts, the names of all terminals and nonterminals
** are required.  The following table supplies these names */
static const char *const yyTokenName[] = { 
  "$",             "END_OF_FILE",   "ILLEGAL",       "SPACE",       
  "UNCLOSED_STRING",  "COMMENT",       "FUNCTION",      "COLUMN",      
  "AGG_FUNCTION",  "AGG_COLUMN",    "CONST_FUNC",    "SEMI",        
  "EXPLAIN",       "QUERY",         "PLAN",          "BEGIN",       
  "TRANSACTION",   "DEFERRED",      "IMMEDIATE",     "EXCLUSIVE",   
  "COMMIT",        "END",           "ROLLBACK",      "CREATE",      
  "TABLE",         "TEMP",          "LP",            "RP",          
  "AS",            "COMMA",         "ID",            "ABORT",       
  "AFTER",         "ANALYZE",       "ASC",           "ATTACH",      
  "BEFORE",        "CASCADE",       "CAST",          "CONFLICT",    
  "DATABASE",      "DESC",          "DETACH",        "EACH",        
  "FAIL",          "FOR",           "IGNORE",        "INITIALLY",   
  "INSTEAD",       "LIKE_KW",       "MATCH",         "KEY",         
  "OF",            "OFFSET",        "PRAGMA",        "RAISE",       
  "REPLACE",       "RESTRICT",      "ROW",           "STATEMENT",   
  "TRIGGER",       "VACUUM",        "VIEW",          "REINDEX",     
  "RENAME",        "CTIME_KW",      "ALTER",         "OR",          
  "AND",           "NOT",           "IS",            "BETWEEN",     
  "IN",            "ISNULL",        "NOTNULL",       "NE",          
  "EQ",            "GT",            "LE",            "LT",          
  "GE",            "ESCAPE",        "BITAND",        "BITOR",       
  "LSHIFT",        "RSHIFT",        "PLUS",          "MINUS",       
  "STAR",          "SLASH",         "REM",           "CONCAT",      
  "UMINUS",        "UPLUS",         "BITNOT",        "STRING",      
  "JOIN_KW",       "CONSTRAINT",    "DEFAULT",       "NULL",        
  "PRIMARY",       "UNIQUE",        "CHECK",         "REFERENCES",  
  "COLLATE",       "AUTOINCR",      "ON",            "DELETE",      
  "UPDATE",        "INSERT",        "SET",           "DEFERRABLE",  
  "FOREIGN",       "DROP",          "UNION",         "ALL",         
  "INTERSECT",     "EXCEPT",        "SELECT",        "DISTINCT",    
  "DOT",           "FROM",          "JOIN",          "USING",       
  "ORDER",         "BY",            "GROUP",         "HAVING",      
  "LIMIT",         "WHERE",         "INTO",          "VALUES",      
  "INTEGER",       "FLOAT",         "BLOB",          "REGISTER",    
  "VARIABLE",      "EXISTS",        "CASE",          "WHEN",        
  "THEN",          "ELSE",          "INDEX",         "TO",          
  "ADD",           "COLUMNKW",      "error",         "input",       
  "cmdlist",       "ecmd",          "cmdx",          "cmd",         
  "explain",       "transtype",     "trans_opt",     "nm",          
  "create_table",  "create_table_args",  "temp",          "dbnm",        
  "columnlist",    "conslist_opt",  "select",        "column",      
  "columnid",      "type",          "carglist",      "id",          
  "ids",           "typetoken",     "typename",      "signed",      
  "plus_num",      "minus_num",     "carg",          "ccons",       
  "term",          "expr",          "onconf",        "sortorder",   
  "autoinc",       "idxlist_opt",   "refargs",       "defer_subclause",
  "refarg",        "refact",        "init_deferred_pred_opt",  "conslist",    
  "tcons",         "idxlist",       "defer_subclause_opt",  "orconf",      
  "resolvetype",   "raisetype",     "fullname",      "oneselect",   
  "multiselect_op",  "distinct",      "selcollist",    "from",        
  "where_opt",     "groupby_opt",   "having_opt",    "orderby_opt", 
  "limit_opt",     "sclp",          "as",            "seltablist",  
  "stl_prefix",    "joinop",        "on_opt",        "using_opt",   
  "seltablist_paren",  "joinop2",       "inscollist",    "sortlist",    
  "sortitem",      "collate",       "exprlist",      "setlist",     
  "insert_cmd",    "inscollist_opt",  "itemlist",      "likeop",      
  "escape",        "between_op",    "in_op",         "case_operand",
  "case_exprlist",  "case_else",     "expritem",      "uniqueflag",  
  "idxitem",       "plus_opt",      "number",        "trigger_decl",
  "trigger_cmd_list",  "trigger_time",  "trigger_event",  "foreach_clause",
  "when_clause",   "trigger_cmd",   "database_kw_opt",  "key_opt",     
  "add_column_fullname",  "kwcolumn_opt",
};
#endif /* NDEBUG */

#ifndef NDEBUG
/* For tracing reduce actions, the names of all rules are required.
*/
static const char *const yyRuleName[] = {
 /*   0 */ "input ::= cmdlist",
 /*   1 */ "cmdlist ::= cmdlist ecmd",
 /*   2 */ "cmdlist ::= ecmd",
 /*   3 */ "cmdx ::= cmd",
 /*   4 */ "ecmd ::= SEMI",
 /*   5 */ "ecmd ::= explain cmdx SEMI",
 /*   6 */ "explain ::=",
 /*   7 */ "explain ::= EXPLAIN",
 /*   8 */ "explain ::= EXPLAIN QUERY PLAN",
 /*   9 */ "cmd ::= BEGIN transtype trans_opt",
 /*  10 */ "trans_opt ::=",
 /*  11 */ "trans_opt ::= TRANSACTION",
 /*  12 */ "trans_opt ::= TRANSACTION nm",
 /*  13 */ "transtype ::=",
 /*  14 */ "transtype ::= DEFERRED",
 /*  15 */ "transtype ::= IMMEDIATE",
 /*  16 */ "transtype ::= EXCLUSIVE",
 /*  17 */ "cmd ::= COMMIT trans_opt",
 /*  18 */ "cmd ::= END trans_opt",
 /*  19 */ "cmd ::= ROLLBACK trans_opt",
 /*  20 */ "cmd ::= create_table create_table_args",
 /*  21 */ "create_table ::= CREATE temp TABLE nm dbnm",
 /*  22 */ "temp ::= TEMP",
 /*  23 */ "temp ::=",
 /*  24 */ "create_table_args ::= LP columnlist conslist_opt RP",
 /*  25 */ "create_table_args ::= AS select",
 /*  26 */ "columnlist ::= columnlist COMMA column",
 /*  27 */ "columnlist ::= column",
 /*  28 */ "column ::= columnid type carglist",
 /*  29 */ "columnid ::= nm",
 /*  30 */ "id ::= ID",
 /*  31 */ "ids ::= ID",
 /*  32 */ "ids ::= STRING",
 /*  33 */ "nm ::= ID",
 /*  34 */ "nm ::= STRING",
 /*  35 */ "nm ::= JOIN_KW",