programmering/enums.cpp at main · dinodork/programmering · GitHub

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#ifdef __cplusplus
#include <bitset>
#include <iostream>
#include <string>
#include <vector>

using std::cout;
using std::endl;
#else
#include <stdio.h>
#endif /* __cplusplus */

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

enum enum_field_types
#if defined(__cplusplus) && __cplusplus > 201103L
    // N2764: Forward enum declarations, added in C++11
    : uint8_t
#endif /* __cplusplus */
{ MYSQL_TYPE_DECIMAL,
  MYSQL_TYPE_TINY,
  MYSQL_TYPE_SHORT,
  MYSQL_TYPE_LONG,
  MYSQL_TYPE_FLOAT,
  MYSQL_TYPE_DOUBLE,
  MYSQL_TYPE_NULL,
  MYSQL_TYPE_TIMESTAMP,
  MYSQL_TYPE_LONGLONG,
  MYSQL_TYPE_INT24,
  MYSQL_TYPE_DATE,
  MYSQL_TYPE_TIME,
  MYSQL_TYPE_DATETIME,
  MYSQL_TYPE_YEAR,
  MYSQL_TYPE_NEWDATE, /**< Internal to MySQL. Not used in protocol */
  MYSQL_TYPE_VARCHAR,
  MYSQL_TYPE_BIT,
  MYSQL_TYPE_TIMESTAMP2,
  MYSQL_TYPE_DATETIME2,   /**< Internal to MySQL. Not used in protocol */
  MYSQL_TYPE_TIME2,       /**< Internal to MySQL. Not used in protocol */
  MYSQL_TYPE_TYPED_ARRAY, /**< Used for replication only */
  MYSQL_TYPE_JSON = 245,
  MYSQL_TYPE_NEWDECIMAL = 246,
  MYSQL_TYPE_ENUM = 247,
  MYSQL_TYPE_SET = 248,
  MYSQL_TYPE_TINY_BLOB = 249,
  MYSQL_TYPE_MEDIUM_BLOB = 250,
  MYSQL_TYPE_LONG_BLOB = 251,
  MYSQL_TYPE_BLOB = 252,
  MYSQL_TYPE_VAR_STRING = 253,
  MYSQL_TYPE_STRING = 254,
  MYSQL_TYPE_GEOMETRY = 255 };

#ifdef __cplusplus
} // extern "C"
#else
typedef enum enum_field_types enum_field_types;
#endif /* __cplusplus */

struct Item {
#ifdef __cplusplus
  int8_t
#else
  unsigned char
#endif
      a,
      b, c;

  enum_field_types m_type;
};

int main() {
  struct Item item;
  printf("Size of a %lu\n", sizeof item.a);
  printf("Size of m_type %lu\n", sizeof item.m_type);
}