mpv/osdep/strsep.c

41 lines
674 B
C

/* strsep implementation for systems that do not have it in libc */
#include <stdio.h>
#include <string.h>
#include "config.h"
char *strsep(char **stringp, const char *delim) {
char *begin, *end;
begin = *stringp;
if(begin == NULL)
return NULL;
if(delim[0] == '\0' || delim[1] == '\0') {
char ch = delim[0];
if(ch == '\0')
end = NULL;
else {
if(*begin == ch)
end = begin;
else if(*begin == '\0')
end = NULL;
else
end = strchr(begin + 1, ch);
}
}
else
end = strpbrk(begin, delim);
if(end) {
*end++ = '\0';
*stringp = end;
}
else
*stringp = NULL;
return begin;
}