1 | #include <stdio.h> |
2 | |
3 | #include "tsrm_config_common.h" |
4 | #include "tsrm_strtok_r.h" |
5 | |
6 | static inline int in_character_class(char ch, const char *delim) |
7 | { |
8 | while (*delim) { |
9 | if (*delim == ch) { |
10 | return 1; |
11 | } |
12 | delim++; |
13 | } |
14 | return 0; |
15 | } |
16 | |
17 | char *tsrm_strtok_r(char *s, const char *delim, char **last) |
18 | { |
19 | char *token; |
20 | |
21 | if (s == NULL) { |
22 | s = *last; |
23 | } |
24 | |
25 | while (*s && in_character_class(*s, delim)) { |
26 | s++; |
27 | } |
28 | if (!*s) { |
29 | return NULL; |
30 | } |
31 | |
32 | token = s; |
33 | |
34 | while (*s && !in_character_class(*s, delim)) { |
35 | s++; |
36 | } |
37 | if (!*s) { |
38 | *last = s; |
39 | } else { |
40 | *s = '\0'; |
41 | *last = s + 1; |
42 | } |
43 | return token; |
44 | } |
45 | |
46 | #if 0 |
47 | |
48 | main() |
49 | { |
50 | char foo[] = "/foo/bar//\\barbara" ; |
51 | char *last; |
52 | char *token; |
53 | |
54 | token = tsrm_strtok_r(foo, "/\\" , &last); |
55 | while (token) { |
56 | printf ("Token = '%s'\n" , token); |
57 | token = tsrm_strtok_r(NULL, "/\\" , &last); |
58 | } |
59 | |
60 | return 0; |
61 | } |
62 | |
63 | #endif |
64 | |