On Mon, 31 Jul 2000, Kris Kennaway wrote:

> The following no longer seems to work on any of my 5.0 boxes:
> 
> ls -l | sort -n -k 5
> 
> which should sort numerically by the size column (instead it seems to do
> the same thing as sort -n). It works correctly on 3.x and 4.x boxes.
> 
> Anyone have ideas?

Sure:

{"/home/green"}$ ls -l | MALLOC_OPTIONS=AJ sort -nk5 | tail -10 | head -5
drwxr-xr-x  13 green  green            512 Jun  7  1999 saint-1.4
drwxr-xr-x  16 green  green            512 Aug  5  1999 stress
drwxr-xr-x  17 green  green            512 Feb 14 23:27 ioccc
drwxr-xr-x  17 green  www             1536 Jul 30 18:39 public_html
drwxr-xr-x  21 green  green           1024 Feb  7  1999 descent

{"/home/green"}$ ls -l | MALLOC_OPTIONS=aj sort -nk5 | tail -10 | head -5
-rwx------   1 green  green       31017984 Jan 19  2000 quake1.tar.gz
-rw-r--r--   1 green  green       32642085 Jun 25 00:31 mail.tar.gz
-rw-rw-rw-   1 green  green       47845836 Jun 26 18:52 ccs12.rm
-rw-r--r--   1 green  green       52525668 Jun  5 21:30 SaberMarionetteJ-ep04.rm
-rw-r--r--   1 green  green       53822026 Jul 11 07:53 SaberMarionetteJ-ep02.rm

To fix this particular bug, the patch is:

Index: sort.c
===================================================================
RCS file: /usr2/ncvs/src/gnu/usr.bin/sort/sort.c,v
retrieving revision 1.15
diff -u -r1.15 sort.c
--- sort.c      1999/04/25 22:14:05     1.15
+++ sort.c      2000/07/31 11:26:33
@@ -1860,6 +1860,7 @@
                      insertkey (key);
                    key = (struct keyfield *)
                      xmalloc (sizeof (struct keyfield));
+                   bzero(key, sizeof(*key));
                    key->eword = -1;
                    key->ignore = NULL;
                    key->translate = NULL;

I'm doubtful it's the only one of it's kind in GNU sort(1).  Time for BSD
sort(1)?

> Kris
> 
> --
> In God we Trust -- all others must submit an X.509 certificate.
>     -- Charles Forsythe <[EMAIL PROTECTED]>

--
 Brian Fundakowski Feldman           \  FreeBSD: The Power to Serve!  /
 [EMAIL PROTECTED]                    `------------------------------'



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