On Iau, 2003-09-18 at 21:06, Daniel Martin wrote: > I believe the ability to "give away" a file that you intially own is a > posix-ism. Not having a copy of the spec handy to look at, I can't cite > page-and-paragraph -- but it seems to me that the posix-ish behavior is > to not allow non-privileged file owners to chown a file to some other > user. I know that Solaris has a kernel-level toggle that is used to > modify the behavior of chown in this manner.
Old BSD unix forbids it, old SYS5 unix allows it. In part this is because old SYS5 unix didnt have quota. Since you can build apps for handling "file donation" properly its not supported in standard Linux file systems
