On 2/2/09, Peter Tribble <peter.tribble at gmail.com> wrote:
> On Mon, Feb 2, 2009 at 1:28 AM, Alan Hargreaves
> <ah89892 at sac.sfbay.sun.com> wrote:
> > I'm sponsoring this fast-track request on behalf of the
> > ksh93-integration project.
> >
> > Please note that this is an *open* case.
> >
> > Template Version: @(#)sac_nextcase %I% %G% SMI
> > This information is Copyright 2009 Sun Microsystems
> > 1. Introduction
> > 1.1. Project/Component Working Name:
> > ksh93 update 2
> > 1.2. Name of Document Author/Supplier:
> > Author: Alan Hargreaves
> > 1.3 Date of This Document:
> > 01 February, 2009
> > 4. Technical Description
> >
> > The release binding is the same as with the previous ksh93 project: a
> > patch/micro release of Solaris delivering through OS/Net. Stability
> > levels are as described below.
> >
> > Additional materials (man pages and diffs) can be found in the
> > 'materials' subdirectory.
> >
> > This project is an amendment to the Korn Shell 93 Integration project
> > (PSARC/2006/550, PSARC/2006/587, PSARC/2007/035 and PSARC/2008/344)
> > specifying the following additional interfaces:
> >
> > 1) Update of ksh93 interfaces
> > 1.1) New "typeset" variable type qualifier ("-C") to declare compound
> > variables
> > 1.2) New "typeset" option "-m" to rename/move a variable
> > 1.3) New "read" option "-C" to read a variable as compound variable
> > 1.4) New "print" option "-C" to print compound variables as a
> > single line
> > 1.5) New ksh93 math functions "log10", "j0", "j1", "jn", "y0",
> > "y1", "yn"
> > 1.6) Interface stability change of the POSIX shell command language
> > parts of the ksh93 language
> >
> > 2) An enhanced version of the "cmp" utility and an identical ksh93
> > built-in command
> >
> > 3) An enhanced version of the "cut" utility and an identical ksh93
> > built-in command
> >
> > 4) An enhanced version of the "comm" utility and an identical ksh93
> > built-in command
> >
> > 5) An enhanced version of the "paste" utility and an identical ksh93
> > built-in command
> >
> > 6) The addition of /usr/bin/print
> >
> > 7) An enhanced version of the "uniq" utility and an identical ksh93
> > built-in command
> >
> > 8) An enhanced version of the "wc" utility and an identical ksh93
> > built-in command
>
>
> Replacement of important components of the userland seems rather too important
> for a fast-track.
ARC is responsible to review the architecture and not the implementation.
>
> I know that I'm certainly not happy about ripping out Solaris commands and
> replacing them with external commands.
We participate in the upstream community, the ksh93 project proved
ATTs willingness to cooperate with Opensolaris.ORG and Tim Sperlins
staff at Sun vouches for the backwards compatibility of the new
commands. Do you have concerns about that?
> What happens when we need or want to diverge from upstream behaviour?
Ask Roland.
> And is this just the tip of the iceberg?
libcmd has 42 commands and not all have equivalents in /usr/bin. I'd
think this case covers 2/3 or 1/2 of the iceberg.
Irek
