1 /*
2 * Copyright (c) 2006-2022, RT-Thread Development Team
3 *
4 * SPDX-License-Identifier: Apache-2.0
5 *
6 * Change Logs:
7 * Date Author Notes
8 * 2022-06-07 Meco Man The first version.
9 */
10
11 #include "posix/ctype.h"
12
13 #if !(defined(__ICCARM__) && (__VER__ > 9000000)) /* IAR9.0 has defined */
14 #ifndef isascii /* some toolchain use macro to define it */
isascii(int c)15 int isascii(int c)
16 {
17 return c >= 0x00 && c <= 0x7f;
18 }
19 #endif
20 #endif /* !(defined(__ICCARM__) && (__VER__ > 9000000)) */
21
22 #ifndef toascii
toascii(int c)23 int toascii(int c)
24 {
25 return (c)&0177;
26 }
27 #endif
28