TLA  Line data    Source code

       1                 : /* src/interfaces/ecpg/ecpglib/typename.c */
       2                 : 
       3                 : #define POSTGRES_ECPG_INTERNAL
       4                 : #include "postgres_fe.h"
       5                 : 
       6                 : #include "catalog/pg_type_d.h"
       7                 : #include "ecpglib.h"
       8                 : #include "ecpglib_extern.h"
       9                 : #include "ecpgtype.h"
      10                 : #include "sql3types.h"
      11                 : #include "sqltypes.h"
      12                 : 
      13                 : /*
      14                 :  * This function is used to generate the correct type names.
      15                 :  */
      16                 : const char *
      17 UBC           0 : ecpg_type_name(enum ECPGttype typ)
      18                 : {
      19               0 :     switch (typ)
      20                 :     {
      21               0 :         case ECPGt_char:
      22                 :         case ECPGt_string:
      23               0 :             return "char";
      24               0 :         case ECPGt_unsigned_char:
      25               0 :             return "unsigned char";
      26               0 :         case ECPGt_short:
      27               0 :             return "short";
      28               0 :         case ECPGt_unsigned_short:
      29               0 :             return "unsigned short";
      30               0 :         case ECPGt_int:
      31               0 :             return "int";
      32               0 :         case ECPGt_unsigned_int:
      33               0 :             return "unsigned int";
      34               0 :         case ECPGt_long:
      35               0 :             return "long";
      36               0 :         case ECPGt_unsigned_long:
      37               0 :             return "unsigned long";
      38               0 :         case ECPGt_long_long:
      39               0 :             return "long long";
      40               0 :         case ECPGt_unsigned_long_long:
      41               0 :             return "unsigned long long";
      42               0 :         case ECPGt_float:
      43               0 :             return "float";
      44               0 :         case ECPGt_double:
      45               0 :             return "double";
      46               0 :         case ECPGt_bool:
      47               0 :             return "bool";
      48               0 :         case ECPGt_varchar:
      49               0 :             return "varchar";
      50               0 :         case ECPGt_bytea:
      51               0 :             return "bytea";
      52               0 :         case ECPGt_char_variable:
      53               0 :             return "char";
      54               0 :         case ECPGt_decimal:
      55               0 :             return "decimal";
      56               0 :         case ECPGt_numeric:
      57               0 :             return "numeric";
      58               0 :         case ECPGt_date:
      59               0 :             return "date";
      60               0 :         case ECPGt_timestamp:
      61               0 :             return "timestamp";
      62               0 :         case ECPGt_interval:
      63               0 :             return "interval";
      64               0 :         case ECPGt_const:
      65               0 :             return "Const";
      66               0 :         default:
      67               0 :             abort();
      68                 :     }
      69                 :     return "";                    /* keep MSC compiler happy */
      70                 : }
      71                 : 
      72                 : int
      73 CBC          38 : ecpg_dynamic_type(Oid type)
      74                 : {
      75              38 :     switch (type)
      76                 :     {
      77               4 :         case BOOLOID:
      78               4 :             return SQL3_BOOLEAN;    /* bool */
      79 UBC           0 :         case INT2OID:
      80               0 :             return SQL3_SMALLINT;   /* int2 */
      81 CBC           4 :         case INT4OID:
      82               4 :             return SQL3_INTEGER;    /* int4 */
      83               4 :         case TEXTOID:
      84               4 :             return SQL3_CHARACTER;  /* text */
      85 UBC           0 :         case FLOAT4OID:
      86               0 :             return SQL3_REAL;   /* float4 */
      87 CBC           4 :         case FLOAT8OID:
      88               4 :             return SQL3_DOUBLE_PRECISION;   /* float8 */
      89               4 :         case BPCHAROID:
      90               4 :             return SQL3_CHARACTER;  /* bpchar */
      91 UBC           0 :         case VARCHAROID:
      92               0 :             return SQL3_CHARACTER_VARYING;  /* varchar */
      93 CBC           4 :         case DATEOID:
      94               4 :             return SQL3_DATE_TIME_TIMESTAMP;    /* date */
      95 UBC           0 :         case TIMEOID:
      96               0 :             return SQL3_DATE_TIME_TIMESTAMP;    /* time */
      97               0 :         case TIMESTAMPOID:
      98               0 :             return SQL3_DATE_TIME_TIMESTAMP;    /* datetime */
      99               0 :         case NUMERICOID:
     100               0 :             return SQL3_NUMERIC;    /* numeric */
     101 CBC          14 :         default:
     102              14 :             return 0;
     103                 :     }
     104                 : }
     105                 : 
     106                 : int
     107             248 : sqlda_dynamic_type(Oid type, enum COMPAT_MODE compat)
     108                 : {
     109             248 :     switch (type)
     110                 :     {
     111              92 :         case CHAROID:
     112                 :         case VARCHAROID:
     113                 :         case BPCHAROID:
     114                 :         case TEXTOID:
     115              92 :             return ECPGt_char;
     116 UBC           0 :         case INT2OID:
     117               0 :             return ECPGt_short;
     118 CBC          52 :         case INT4OID:
     119              52 :             return ECPGt_int;
     120              40 :         case FLOAT8OID:
     121              40 :             return ECPGt_double;
     122 UBC           0 :         case FLOAT4OID:
     123               0 :             return ECPGt_float;
     124 CBC          40 :         case NUMERICOID:
     125              40 :             return INFORMIX_MODE(compat) ? ECPGt_decimal : ECPGt_numeric;
     126 UBC           0 :         case DATEOID:
     127               0 :             return ECPGt_date;
     128               0 :         case TIMESTAMPOID:
     129                 :         case TIMESTAMPTZOID:
     130               0 :             return ECPGt_timestamp;
     131               0 :         case INTERVALOID:
     132               0 :             return ECPGt_interval;
     133 CBC          24 :         case INT8OID:
     134                 : #ifdef HAVE_LONG_LONG_INT_64
     135                 :             return ECPGt_long_long;
     136                 : #endif
     137                 : #ifdef HAVE_LONG_INT_64
     138              24 :             return ECPGt_long;
     139                 : #endif
     140                 :             /* Unhandled types always return a string */
     141 UBC           0 :         default:
     142               0 :             return ECPGt_char;
     143                 :     }
     144                 : }