blob: 7332904223126c1aa0b8dab0d9b2ea45d5775284 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
/*
* written for xine project, 2004
*
* public domain replacement function for strtok_r()
*
*/
#include "config.h"
#include <stddef.h>
#include <string.h>
char *_xine_private_strtok_r(char *s, const char *delim, char **ptrptr) {
char *next;
size_t toklen, cutlen;
/* first or next call */
if (s) *ptrptr = s;
else s = *ptrptr;
/* end of searching */
if (!s || s == '\0') return NULL;
/* cut the initial garbage */
cutlen = strspn(s, delim);
s = s + cutlen;
/* pointer before next token */
if ((toklen = strcspn(s, delim)) == 0) {
*ptrptr = NULL;
return NULL;
}
next = s + toklen;
/* cut current token */
*next = '\0';
/* prepare next call */
*ptrptr = next + 1;
/* return the token */
return s;
}
|
