/*****************************************************************
 *
 * MODULE:       v.convert
 * 
 * AUTHOR(S):    Radim Blazek - Radim.Blazek@dhv.cz
 *               
 * PURPOSE:      Convert GRASS vector files versions:
 *               from 3 or 4 to 5.0
 *               
 * COPYRIGHT:    (C) 2001 by the GRASS Development Team
 *
 *               This program is free software under the 
 *               GNU General Public License (>=v2). 
 *               Read the file COPYING that comes with GRASS
 *               for details.
 *
 ****************************************************************/

#include <stdio.h>
#include <stdlib.h>
#include <grass/gis.h>
#include <grass/Vect.h>
#include <grass/glocale.h>
#include "conv.h"
#include "local_proto.h"

int 
main (int argc, char *argv[])
{
    struct Option *opt_in, *opt_out, *opt_end;
    int    endian;
    struct GModule *module;

    module = G_define_module();
    module->keywords = _("vector, import");
    module->description = "Imports older versions of GRASS vector maps.";

    /* input vector map */
    opt_in = G_define_option();
    opt_in->key         = "input";
    opt_in->type        = TYPE_STRING ;
    opt_in->required    = YES ;
    opt_in->multiple    = NO ;
    opt_in->gisprompt   = "old,dig,vector" ;
    opt_in->description = "input vector map";

    /* output vector map */
    opt_out = G_define_standard_option(G_OPT_V_OUTPUT);

    /* endian of input vector map */
    opt_end = G_define_option();
    opt_end->key         = "endian";
    opt_end->type        = TYPE_STRING ;
    opt_end->required    = NO;
    opt_end->multiple    = NO;
    opt_end->options     = "big,little";
    opt_end->description = "endian of input vector map";
    opt_end->answer = "big";

    G_gisinit(argv[0]);

    if (G_parser(argc,argv))
        exit(EXIT_FAILURE);

    /* Numbers in portable format files are saved as big endians */
    if ( opt_end->answer[0] == 'l' )
	endian = ENDIAN_LITTLE;
    else
	endian = ENDIAN_BIG;

    old2new (opt_in->answer, opt_out->answer, endian);

    exit(EXIT_SUCCESS);
}