Geografic-Information-System/lib/manage/list.c

/*!
  \file lib/manage/list.c
  
  \brief Manage Library - Element info
  
  (C) 2001-2011 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.
  
  \author Original author CERL
*/

#include <grass/gis.h>

#include "manage_local_proto.h"

/*!
  \brief Get list structure

  \param n element id
  
  \return pointer to list structure
  \return NULL on error
*/
const struct list *M_get_list(int n)
{
    if (n >= nlist)
	return NULL;

    return &(list[n]);
}

/*!
  \brief Find element type by name

  \param data_type element type

  \return element id
  \return -1 not found
*/
int M_get_element(const char *data_type)
{
    int n;
    
    for (n = 0; n < nlist; n++) {
	if (G_strcasecmp(list[n].alias, data_type) == 0)
	    return n;
    }

    return -1;
}