/*
$Id$
**


    This file is part of Swish-e.

    Swish-e is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    Swish-e is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along  with Swish-e; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
    
    See the COPYING file that accompanies the Swish-e distribution for details
    of the GNU GPL and the special exception available for linking against
    the Swish-e library.
    
** Mon May  9 18:19:34 CDT 2005
** added GPL


**
**
** 2001-05-25 rasc    new module
**
*/


#ifndef __HasSeenModule_DataTypes
#define __HasSeenModule_DataTypes	1


/* Global module data definition */



/* -- Swish Data Types 
   -- used for Properties and MetaNames
   -- Result handling structures, (types storage, values)
   -- Warnung! Changing types inflicts output routines, etc. 
   -- moved from swish.h and adapted, replaces former PropValue
   -- 2001-01  rasc
*/

typedef enum
{                               /* Property/MetaNames Datatypes */
    UNDEFINED = -1, UNKNOWN = 0, STRING, INTEGER, FLOAT, DATE
}
SwDataType;

typedef union
{                               /* storage of the DataValue */
    char   *v_str;              /* strings */
    int     v_int;              /* Integer */
    time_t  v_date;             /* Date    */
    double  v_float;            /* Double Float */
}
u_SwDataValue1;

typedef struct
{                               /* DataValue with type info */
    SwDataType     datatype;
    u_SwDataValue1 value;
}
SwDataValue;




/* Public prototypes */

char *datavalue2str (SwDataValue *v);
char *datavalue2strfmt (SwDataValue *v, char *altfmt);
SwDataValue *str2var (char *s, SwDataType dt);
int datavaluecmp (SwDataValue *a, SwDataValue *b);


#endif