#include <stdlib.h>
#include <string.h>
#include <grass/gis.h>
#include <grass/glocale.h>


/*
**********************************************************************
*
* MODULE:        modcolr (etc/support) for r.support
*
* AUTHOR(S):     Original by Michael Shapiro - CERL
*                Ported to 6.x by Brad Douglas
*
* PURPOSE:       modify raster color tables
*
* COPYRIGHT:     (C) 2000-2005 by the GRASS Development Team
*
*                This program is free software under the GNU General
*                Purpose License (>=v2). Read the file COPYING that
*                comes with GRASS for details.
*
***********************************************************************/

int main (int argc, char *argv[])
{
    int stat;
    char name[64];
    char *mapset;
    struct Colors pcolr;


    /* Initialize GIS engine */
    G_gisinit(argv[0]);

    if (argc < 2) {
        mapset = G_ask_cell_old(_("Which raster file needs a color table"), name);
        if (mapset == NULL)
            return EXIT_SUCCESS;
    } else {
        strncpy(name, argv[1], sizeof(name));
        if ((mapset = G_find_cell2(name, "")) == NULL)
            G_fatal_error(_("Unable to find file [%s]."), name);
    }

    if ((stat = G_make_colors(name, mapset, &pcolr)) >= 0) {
        if (stat > 0)
            stat = G_write_colors(name, mapset, &pcolr);

        if (stat >= 0)
            G_message(_("Color table for [%s] updated."), name);
    }

    /* Free resources */
    G_free_colors(&pcolr);

    return EXIT_SUCCESS;
}