GRASS GIS 8 Programmer's Manual 8.3.2(2024)-exported
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ascii_chk.c
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1/*!
2 * \file lib/gis/ascii_chk.c
3 *
4 * \brief GIS Library - Remove non-ascii characters
5 *
6 * (C) 2001-2014 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 GRASS GIS Development Team
12 *
13 * \date 1999-2014
14 */
15
16#include <grass/gis.h>
17
18#define TAB 011
19#define SPACE 040
20
21/**
22 * \brief Removes non-ascii characters from buffer.
23 *
24 * Updates <b>string</b> with non_ascii characters removed, except for
25 * tabs, which are turned into spaces.
26 *
27 * \param[in,out] string buffer to have non-ascii characters removed
28 * \return
29 */
30
31void G_ascii_check(char *string)
32{
33 char *ptr1, *ptr2;
34
35 ptr1 = string;
36 ptr2 = string;
37
38 while (*ptr1) {
39 if ((*ptr1 >= 040) && (*ptr1 <= 0176))
40 *ptr2++ = *ptr1;
41 else if (*ptr1 == TAB)
42 *ptr2++ = SPACE;
43 ptr1++;
44 }
45 *ptr2 = 0;
46}
void G_ascii_check(char *string)
Removes non-ascii characters from buffer.
Definition ascii_chk.c:31
#define SPACE
Definition ascii_chk.c:19
#define TAB
Definition ascii_chk.c:18