update elf.h with powerpc64 elfv2 abi related macros

[musl.git] / src / string / wcscspn.c

#include <wchar.h>

size_t wcscspn(const wchar_t *s, const wchar_t *c)
{
        const wchar_t *a;
        if (!c[0]) return wcslen(s);
        if (!c[1]) return (s=wcschr(a=s, *c)) ? s-a : wcslen(a);
        for (a=s; *s && !wcschr(c, *s); s++);
        return s-a;
}