Subversion Repositories planix.SVN

#include <u.h>
#include <libc.h>
#define N       256

char*
strpbrk(char *cs, char *cb)
{
        char map[N];
        uchar *s=(uchar*)cs, *b=(uchar*)cb;

        memset(map, 0, N);
        for(;;) {
                map[*b] = 1;
                if(*b++ == 0)
                        break;
        }
        while(map[*s++] == 0)
                ;
        if(*--s)
                return (char*)s;
        return 0;
}