1 /* Helper routines for C support in GDB.
2 Copyright (C) 2017-2019 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 #include "safe-ctype.h"
24 /* Like ISALPHA, but also returns true for the union of all UTF-8
25 multi-byte sequence bytes and non-ASCII characters in
26 extended-ASCII charsets (e.g., Latin1). I.e., returns true if the
27 high bit is set. Note that not all UTF-8 ranges are allowed in C++
28 identifiers, but we don't need to be pedantic so for simplicity we
29 ignore that here. Plus this avoids the complication of actually
30 knowing what was the right encoding. */
33 c_ident_is_alpha (unsigned char ch)
35 return ISALPHA (ch) || ch >= 0x80;
38 /* Similarly, but Like ISALNUM. */
41 c_ident_is_alnum (unsigned char ch)
43 return ISALNUM (ch) || ch >= 0x80;
46 #endif /* C_SUPPORT_H */