GRASS GIS 8 Programmer's Manual 8.3.2(2024)-exported
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manage/list.c
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1/*!
2 \file lib/manage/list.c
3
4 \brief Manage Library - Element info
5
6 (C) 2001-2011 by the GRASS Development Team
7
8 This program is free software under the GNU General Public License
9 (>=v2). Read the file COPYING that comes with GRASS for details.
10
11 \author Original author CERL
12 */
13
14#include <grass/gis.h>
15
16#include "manage_local_proto.h"
17
18/*!
19 \brief Get list structure
20
21 \param n element id
22
23 \return pointer to list structure
24 \return NULL on error
25 */
26const struct list *M_get_list(int n)
27{
28 if (n >= nlist)
29 return NULL;
30
31 return &(list[n]);
32}
33
34/*!
35 \brief Find element type by name
36
37 \param data_type element type
38
39 \return element id
40 \return -1 not found
41 */
42int M_get_element(const char *data_type)
43{
44 int n;
45
46 for (n = 0; n < nlist; n++) {
47 if (G_strcasecmp(list[n].alias, data_type) == 0)
48 return n;
49 }
50
51 return -1;
52}
#define NULL
Definition ccmath.h:32
int M_get_element(const char *data_type)
Find element type by name.
Definition manage/list.c:42
const struct list * M_get_list(int n)
Get list structure.
Definition manage/list.c:26
int nlist
Definition read_list.c:23
struct list * list
Definition read_list.c:24
int G_strcasecmp(const char *x, const char *y)
String compare ignoring case (upper or lower)
Definition strings.c:47