-<!doctype debiandoc system>
+<!doctype debiandoc PUBLIC "-//DebianDoc//DTD DebianDoc//EN">
<debiandoc>
<book>
<titlepag>
<name>Manoj Srivastava</name>
<email>srivasta@debian.org</email>
</author>
- <version>$Id: design.sgml,v 1.1 1998/07/02 02:58:12 jgg Exp $</version>
+ <version>$Id: design.sgml,v 1.4 2003/02/12 15:05:45 doogie Exp $</version>
<abstract>
This document is an overview of the specifications and design
goals of the APT project. It also attempts to give a broad
<p>
You should have received a copy of the GNU General Public
- License with your Debian GNU/Linux system, in
- <tt>/usr/doc/copyright/GPL</tt>, or with the
+ License with your Debian system, in
+ <tt>/usr/share/common-licenses/GPL</tt>, or with the
<prgn/debiandoc-sgml/ source package as the file
<tt>COPYING</tt>. If not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
that additional functionality in the underlying dpkg would
also be requested.</p>
- <p> Diety/dselect are the first introduction that people have to
+ <p> Deity/dselect are the first introduction that people have to
Debian, and unfortunately this first impression contributes
greatly to the public perception of the distribution. It is
imperative that this be a showcase for Debian, rather than
allowing the removal of packages that left the system in
an untenable state by breaking the dependencies on
packages that were dependent on the package being
- removed. A special emhasis is placed on handling
+ removed. A special emphasis is placed on handling
pre-dependencies correctly; the target of a
predependency has to be fully configured before
attempting to install the pre-dependent package. Also,
Handle source lists for updates from multiple
sources. APT should also be able to handle diverse
methods of acquiring new packages; local filesystem,
- mountable CD-ROM drives, FTP accesible repositories are
+ mountable CD-ROM drives, FTP accessible repositories are
some of the methods that come to mind. Also, the source
lists can be separated into categories, such as main,
contrib, non-us, non-local, non-free, my-very-own,
- etc. APT should be set up to retrive the Packages
+ etc. APT should be set up to retrieve the Packages
files from these multiple source lists, as well as
retrieving the packages themselves. </p>
</item>
<p>
Take the order of installations and removals and build
up a stream of events to send to the packaging system
- (dpkg). Execute the list of events if succesful. Do not
+ (dpkg). Execute the list of events if successful. Do not
partially install packages and leave system in broken
state. Go to The Selection step as needed.</p>
</item>
<p>
Distinct versions of the same package are recorded
separately, but if multiple Packages files contain the
- same version of a package, then only the forst one is
+ same version of a package, then only the first one is
recorded. For this reason, the least expensive update
source should be listed first (local file system is
better than a remote ftp site)</p>
<item>
<p>Create an ordering of the actions to be taken.</p>
</item>
- <tag>Event genrator</tag>
+ <tag>Event generator</tag>
<item>
<p>module to interact with dpkg</p>
</item>