1/* Shared definition for glob and glob_pattern_p.
2 Copyright (C) 2017 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#ifndef GLOB_INTERNAL_H
20# define GLOB_INTERNAL_H
21
22static inline int
23__glob_pattern_type (const char *pattern, int quote)
24{
25 const char *p;
26 int ret = 0;
27
28 for (p = pattern; *p != '\0'; ++p)
29 switch (*p)
30 {
31 case '?':
32 case '*':
33 return 1;
34
35 case '\\':
36 if (quote)
37 {
38 if (p[1] != '\0')
39 ++p;
40 ret |= 2;
41 }
42 break;
43
44 case '[':
45 ret |= 4;
46 break;
47
48 case ']':
49 if (ret & 4)
50 return 1;
51 break;
52 }
53
54 return ret;
55}
56
57#endif /* GLOB_INTERNAL_H */
58