On Sat, 9 Jan 1999 08:07:41 +0000, Jamie Lokier
<lkd@tantalophile.demon.co.uk> said:
> On Sat, Jan 09, 1999 at 12:41:41AM +0000, Stephen C. Tweedie wrote:
>> > 1. The problem is that if source and destination are the same file, it
>> > returns zero ("success") but does not remove the source file. It
>> > should remove the source file.
> Not having a POSIX.1 spec, I assumed the more intuitive semantics would
> be right... The POSIX-specified behaviour still seems weird to me, but
> we must stick to it.
Heh. In cases like these, the "right" behavior is whatever the previous
version happened to do in the circumstances. :)
> I don't think you have to update the mtime if the directory doesn't
> change (i.e., the (name,inode) list stays the same. But someone had
> better check the standards.
...
> ctime is not updated when a file is modified, only when its attributes
> change.
I did check. Posix.1:
"Upon successful completion, the rename function shall mark for update
the st_ctime and st_mtime fields of the parent directory of each file."
btw, singleunix is online if you want it:
http://www.opengroup.org/onlinepubs/7908799/toc.htm
--Stephen
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