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Annotation of 42BSD/ingres/source/parser/parser.h, revision 1.1

1.1     ! root        1: #
        !             2: /*
        !             3: **     COPYRIGHT
        !             4: **
        !             5: **     The Regents of the University of California
        !             6: **
        !             7: **     1977
        !             8: **
        !             9: **     This program material is the property of the
        !            10: **     Regents of the University of California and
        !            11: **     may not be reproduced or disclosed without
        !            12: **     the prior written permission of the owner.
        !            13: */
        !            14: 
        !            15: /*
        !            16: **     Version:
        !            17: **             @(#)parser.h    7.1     2/5/81
        !            18: */
        !            19: 
        !            20: 
        !            21: 
        !            22: # define       DBUFSIZ         2000    /* size of buffer for dbu commands */
        !            23: # define       TREEMAX         2500    /* max number of bytes for tree */
        !            24: # define       MAXATT          150     /* max number of attributes in the att stash */
        !            25: 
        !            26: # define       V6POINT3COMPAT
        !            27: 
        !            28: # define       WARN            0       /* for a non fatal error */
        !            29: # define       FATAL           1       /* for a fatal error */
        !            30: 
        !            31: /* mode parameters for range table manipulation */
        !            32: # define       LOOKREL         1
        !            33: # define       LOOKVAR         2
        !            34: # define       R_INTERNAL      3
        !            35: # define       R_EXTERNAL      4
        !            36: 
        !            37: # define       RELVUSED        01
        !            38: 
        !            39: /* the first argument in argv which may be an ad hoc flag */
        !            40: # define       FREEFLAGS       6
        !            41: 
        !            42: /* error numbers */
        !            43: # define       SUMMARY         2000    /* summary of errors */
        !            44: # define       TREEOFLO        2118    /* over flow tree buffer */
        !            45: # define       DBUFOFLO        2106    /* over flow dbu arg buffer */
        !            46: 
        !            47: # define       NOATTRIN        2100    /* attrib not in relation */
        !            48: # define       CANTUPDATE      2107    /* can't update rel */
        !            49: # define       NOVBLE          2109    /* vble not declared */
        !            50: # define       NOPATMAT        2120    /* no pattern matching in tl */
        !            51: # define       RNGEXIST        2117    /* can't find rel for var */
        !            52: # define       REPALL          2123    /* x.all on replace */
        !            53: # define       BADCONSTOP      2134    /* bad constant operator */
        !            54: 
        !            55: # define       INDEXTRA        2111    /* too many atts in key */
        !            56: # define       RESXTRA         2130    /* too many resdoms in tl */
        !            57: # define       TARGXTRA        2131    /* tl larger than MAXTUP */
        !            58: # define       AGGXTRA         2132    /* too many aggs */
        !            59: 
        !            60: # define       MODTYPE         2119    /* type conflict for MOD */
        !            61: # define       CONCATTYPE      2121    /* type conflict for CONCAT */
        !            62: # define       AVGTYPE         2125    /* type conflict for AVG(U) */
        !            63: # define       SUMTYPE         2126    /* type conflict for SUM(U) */
        !            64: # define       FOPTYPE         2127    /* type conflict for func ops */
        !            65: # define       UOPTYPE         2128    /* type conflict for unary ops */
        !            66: # define       NUMTYPE         2129    /* type conflict for numeric ops */
        !            67: # define       RELTYPE         2133    /* type conflict for relatv op */
        !            68: 
        !            69: # define       RESTYPE         2103    /* result type mismatch w/expr */
        !            70: # define       RESAPPEX        2108    /* append res rel not exist */
        !            71: # define       RESEXIST        2135    /* result rel already exists */
        !            72: 
        !            73: # define       NXTCMDERR       2500    /* misspelt where problem */
        !            74: # define       NOQRYMOD        2139    /* no qrymod in database */
        !            75: 
        !            76: # define       BADHOURS        2136    /* no such hour */
        !            77: # define       BADMINS         2137    /* no such minute */
        !            78: # define       BAD24TIME       2138    /* only 24:00 can be used */
        !            79: 
        !            80: /* -- ASSORTED DATA STRUCTURES -- */
        !            81: struct atstash                                 /* attribute table */
        !            82: {
        !            83:        char            atbid;                  /* attribute number */
        !            84:        char            atbfrmt;                /* attribute form type */
        !            85:        char            atbfrml;                /* attribute form length */
        !            86:        char            atbname[MAXNAME];       /* attribute name */
        !            87:        struct atstash  *atbnext;               /* pointer to next entry in chain */
        !            88: };
        !            89: 
        !            90: struct parrng                          /* auxiliary range table */
        !            91: {
        !            92:        DESC            vardesc;
        !            93:        struct parrng   *frontpt;
        !            94:        struct parrng   *backpt;
        !            95:        struct atstash  *attlist;               /* head of attrib list for this reln */
        !            96:        int             relvused;               /* whether variable in use */
        !            97: };
        !            98: 
        !            99: typedef struct parrng   PARRNG;
        !           100: 
        !           101: struct constop                         /* constant operator lookup table */
        !           102: {
        !           103:        char    *copname;               /* string name for identification */
        !           104:        int     copnum;                 /* op number */
        !           105:        char    coptype;                /* op result type for formating */
        !           106:        char    coplen;                 /* op result length for formatting */
        !           107: };

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