Re: Possible bug in join (coreutils) 5.1.2 and 5.2.1

[Paul Eggert]

Markus Ueberall <address@hidden> writes:

> Now, 'join -1 10 dirdiff.tmp.1g dirdiff.tmp.3g' should
> print two lines, if I understand correctly --
> however, the line containing ./d3/file3 is omitted!?

"join" expects its input files to be sorted on the joined key.
That isn't true for your files, so the resulting behavior
is undefined.

> Also, I cannot explain the following output for
> 'join -a 1 -1 10 dirdiff.tmp.1g dirdiff.tmp.3g':
> ====snip====
>  ./d3/file3
> ./file4 d6 -rw------- 1 ueberall users 5 Sep 25 20:38
> ====snip====

Neither can I.  I don't observe it with coreutils 5.2.1 on Debian
3.0r2 (even if the files aren't sorted).  Is Fedora-2 using
a patched 5.2.1?