granicus.if.org Git - postgresql/blob - src/interfaces/ecpg/ecpglib/typename.c

   1 /* $Header: /cvsroot/pgsql/src/interfaces/ecpg/ecpglib/typename.c,v 1.9 2003/09/09 10:46:37 meskes Exp $ */
   2
   3 #define POSTGRES_ECPG_INTERNAL
   4 #include "postgres_fe.h"
   5
   6 #include <stdlib.h>
   7 #include "ecpgtype.h"
   8 #include "ecpglib.h"
   9 #include "extern.h"
  10 #include "sql3types.h"
  11 #include "pg_type.h"
  12
  13 /*
  14  * This function is used to generate the correct type names.
  15  */
  16 const char *
  17 ECPGtype_name(enum ECPGttype typ)
  18 {
  19         switch (typ)
  20         {
  21                 case ECPGt_char:
  22                         return "char";
  23                 case ECPGt_unsigned_char:
  24                         return "unsigned char";
  25                 case ECPGt_short:
  26                         return "short";
  27                 case ECPGt_unsigned_short:
  28                         return "unsigned short";
  29                 case ECPGt_int:
  30                         return "int";
  31                 case ECPGt_unsigned_int:
  32                         return "unsigned int";
  33                 case ECPGt_long:
  34                         return "long";
  35                 case ECPGt_unsigned_long:
  36                         return "unsigned long";
  37                 case ECPGt_long_long:
  38                         return "long long";
  39                 case ECPGt_unsigned_long_long:
  40                         return "unsigned long long";
  41                 case ECPGt_float:
  42                         return "float";
  43                 case ECPGt_double:
  44                         return "double";
  45                 case ECPGt_bool:
  46                         return "bool";
  47                 case ECPGt_varchar:
  48                         return "varchar";
  49                 case ECPGt_char_variable:
  50                         return "char";
  51                 case ECPGt_decimal:
  52                         return "decimal";
  53                 case ECPGt_numeric:
  54                         return "numeric";
  55                 case ECPGt_date:
  56                         return "date";
  57                 case ECPGt_timestamp:
  58                         return "timestamp";
  59                 case ECPGt_interval:
  60                         return "interval";
  61                 case ECPGt_const:
  62                         return "Const";
  63                 default:
  64                         abort();
  65         }
  66         return NULL;
  67 }
  68
  69 unsigned int
  70 ECPGDynamicType(Oid type)
  71 {
  72         switch (type)
  73         {
  74                 case BOOLOID:
  75                         return SQL3_BOOLEAN;    /* bool */
  76                 case INT2OID:
  77                         return SQL3_SMALLINT;           /* int2 */
  78                 case INT4OID:
  79                         return SQL3_INTEGER;    /* int4 */
  80                 case TEXTOID:
  81                         return SQL3_CHARACTER;          /* text */
  82                 case FLOAT4OID:
  83                         return SQL3_REAL;       /* float4 */
  84                 case FLOAT8OID:
  85                         return SQL3_DOUBLE_PRECISION;           /* float8 */
  86                 case BPCHAROID:
  87                         return SQL3_CHARACTER;          /* bpchar */
  88                 case VARCHAROID:
  89                         return SQL3_CHARACTER_VARYING;          /* varchar */
  90                 case DATEOID:
  91                         return SQL3_DATE_TIME_TIMESTAMP;        /* date */
  92                 case TIMEOID:
  93                         return SQL3_DATE_TIME_TIMESTAMP;        /* time */
  94                 case TIMESTAMPOID:
  95                         return SQL3_DATE_TIME_TIMESTAMP;        /* datetime */
  96                 case NUMERICOID:
  97                         return SQL3_NUMERIC;    /* numeric */
  98                 default:
  99                         return -type;
 100         }
 101 }