On Tue, Feb 21, 2012 at 04:06:02PM -0500, Mouse wrote: > >> I have a question regarding the vnode_to_path() function [...] > > > The problem is that it works if and only if [...]. > > That's the immediate pragmatic problem. > > More serious, I think, is that it exhibits a much more fundamental > confusion: it is confusing objects with names for objects.
Right, but there's no way around that because: > > The correct way to handle this is to call getcwd there instead, but > > there's so far no agreement to accept the possible extra overhead on > > every exec call. Also, there *are* race conditions and it's not at > > all clear what the consequences might be. > > The current directory may not have any name, and if it does, it may not > be determinable by the user doing the exec. ...in these cases there's no correct information to supply. The intent of the thing is to supply $PREFIX so programs don't have to compile in "/usr/local" or the equivalent. Of course, not supplying any information frequently seems to lead programs that try to use $ORIGIN to crash. And it's particularly not clear how it interacts with setuid. > > $ORIGIN is a poorly conceived interface, unfortunately. > > Not as if _that_'s anything new. Indeed. -- David A. Holland dholl...@netbsd.org
