On Wed, Jun 21, 2006 at 01:13:20AM -0700, Matthew Dillon wrote: > I need to amend this comment, because I implied that strlen() had to > be taken. In fact, it's a bit more complex then that. strndup() is > not allowed to scan the string beyond the specified maximum length > (because the string might not be terminated, as would be the case if > strndup() were used to cut out strings from a memory-mapped file).
And the unrolled loop can be even slower than strlen(). memchr would be better for this purpose, but the issue remains: the interface has potential for unexpected abuse / side effects. Joerg
