Le Sat, Apr 20, 2013 at 06:23:44PM +0200, Guillem Jover a écrit :
>
> I guess the unpacked and installed states might need some careful review
> too, as there seems to be a mix of action and state being referred by
> those two non-normalized terms.
Indeed... how about the following ?
diff --git a/policy.sgml b/policy.sgml
index b27aecf..9985c88 100644
--- a/policy.sgml
+++ b/policy.sgml
@@ -1274,7 +1274,7 @@ zope.
<p>
Essential is defined as the minimal set of functionality that
must be available and usable on the system at all times, even
- when packages are in an unconfigured (but unpacked) state.
+ when packages are in the "Unpacked" state.
Packages are tagged <tt>essential</tt> for a system using the
<tt>Essential</tt> control field. The format of the
<tt>Essential</tt> control field is described in <ref
@@ -1361,7 +1361,7 @@ zope.
installed together. If <prgn>update-alternatives</prgn>
is not used, then each package must use
<tt>Conflicts</tt> to ensure that other packages are
- de-installed. (In this case, it may be appropriate to
+ removed. (In this case, it may be appropriate to
specify a conflict against earlier versions of something
that previously did not use
<prgn>update-alternatives</prgn>; this is an exception to
@@ -4069,7 +4069,7 @@ Checksums-Sha256:
pre-dependencies (<tt>Pre-Depends</tt>) may be assumed to be
available. Pre-dependencies will have been configured at
least once, but at the time the <prgn>preinst</prgn> is
- called they may only be in an unpacked or "Half-Configured"
+ called they may only be in an "Unpacked" or "Half-Configured"
state if a previous version of the pre-dependency was
completely configured and has not been removed since then.
</item>
@@ -4083,7 +4083,7 @@ Checksums-Sha256:
partly from the new version or partly missing, so the script
cannot rely on files included in the package. Package
dependencies may not be available. Pre-dependencies will be
- at least unpacked following the same rules as above, except
+ at least "Unpacked" following the same rules as above, except
they may be only "Half-Installed" if an upgrade of the
pre-dependency failed.<footnote>
This can happen if the new version of the package no
@@ -4102,7 +4102,7 @@ Checksums-Sha256:
<var>most-recently-configured-version</var></tag>
<item>
The files contained in the package will be unpacked. All
- package dependencies will at least be unpacked. If there
+ package dependencies will at least be "Unpacked". If there
are no circular dependencies involved, all package
dependencies will be configured. For behavior in the case
of circular dependencies, see the discussion
@@ -4126,7 +4126,7 @@ Checksums-Sha256:
will have previously been configured and not removed.
However, dependencies may not be configured or even fully
unpacked in some error situations.<footnote>
- For example, suppose packages foo and bar are installed
+ For example, suppose packages foo and bar are "Installed"
with foo depending on bar. If an upgrade of bar were
started and then aborted, and then an attempt to remove
foo failed because its <prgn>prerm</prgn> script failed,
@@ -4163,7 +4163,7 @@ Checksums-Sha256:
at least "Half-Installed". All package dependencies will at
least be "Half-Installed" and will have previously been
configured and not removed. If there was no error, all
- dependencies will at least be unpacked, but these actions
+ dependencies will at least be "Unpacked", but these actions
may be called in various error states where dependencies are
only "Half-Installed" due to a partial upgrade.
</item>
@@ -4192,7 +4192,7 @@ Checksums-Sha256:
The <prgn>postrm</prgn> script is called after the package's
files have been removed or replaced. The package
whose <prgn>postrm</prgn> is being called may have
- previously been deconfigured and only be unpacked, at which
+ previously been deconfigured and only be "Unpacked", at which
point subsequent package changes do not consider its
dependencies. Therefore, all <prgn>postrm</prgn> actions
may only rely on essential packages and must gracefully skip
@@ -4255,7 +4255,7 @@ fi
<item>
<enumlist>
<item>
- If a version of the package is already installed, call
+ If a version of the package is already "Installed", call
<example compact="compact">
<var>old-prerm</var> upgrade <var>new-version</var>
</example>
@@ -4559,7 +4559,7 @@ fi
<item>
<p>
The new package's status is now sane, and recorded as
- "unpacked".
+ "Unpacked".
</p>
<p>
@@ -4716,7 +4716,7 @@ fi
dependencies on other packages, the package names listed may
also include lists of alternative package names, separated
by vertical bar (pipe) symbols <tt>|</tt>. In such a case,
- if any one of the alternative packages is installed, that
+ if any one of the alternative packages is "Installed", that
part of the dependency is considered to be satisfied.
</p>
@@ -5048,11 +5048,11 @@ Build-Depends: foo [linux-any], bar [any-i386], baz
[!linux-any]
be <em>unpacked</em> the pre-dependency can be
satisfied if the depended-on package is either fully
configured, <em>or even if</em> the depended-on
- package(s) are only unpacked or in the "Half-Configured"
+ package(s) are only in the "Unpacked" or the "Half-Configured"
state, provided that they have been configured
correctly at some point in the past (and not removed
or partially removed since). In this case, both the
- previously-configured and currently unpacked or
+ previously-configured and currently "Unpacked" or
"Half-Configured" versions must satisfy any version
clause in the <tt>Pre-Depends</tt> field.
</p>
I also noticed the mention of ‘unconfigured’ states. Would it make sense to
mention an explicit list of such states somewhere ? Does that include
"Half-Installed" ?
Here are the occurences of the term.
- <p>
- Since dpkg will not prevent upgrading of other packages
: while an <tt>essential</tt> package is in an unconfigured
- state, all <tt>essential</tt> packages must supply all of
: their core functionality even when unconfigured. If the
- package cannot satisfy this requirement it must not be
- tagged as essential, and any packages depending on this
- package must instead have explicit dependency fields as
- <p>
- A <tt>Depends</tt> field takes effect <em>only</em> when a
- package is to be configured. It does not prevent a package
: being on the system in an unconfigured state while its
- dependencies are unsatisfied, and it is possible to replace
- a package whose dependencies are satisfied and which is
- properly installed with a different version whose
- dependencies are not and cannot be satisfied; when this is
: done the depending package will be left unconfigured (since
- attempts to configure it will give errors) and will not
- function properly. If it is necessary, a
- <tt>Pre-Depends</tt> field can be used, which has a partial
Have a nice Sunday,
--
Charles Plessy
Tsurumi, Kanagawa, Japan
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