Hi, On Sun, 01 Feb 2009, Russ Allbery wrote: > There isn't any further discussion of this in the bug log, and I don't > think there was a reply outside of the bug log. I agree with Colin that > simply changing present to unpacked is potentially confusing, but I would > like to clarify the case for prerm upgrade, and I think it might be worth > drawing the distinction here between what one can normally expect > (configured) and what one may get given circular dependencies.
The case of circular dependencies is covered a few paragrapth above the explanation of Depends. I added a small note that tells to check back but that's all. I detailed the case of each script however. > Does anyone have a specific wording proposal here? I think that's all > that's needed before resolving this bug. Please find a proposed patch in attachment. Feel free to reword/improve if needed. Cheers, -- Raphaël Hertzog Le best-seller français mis à jour pour Debian Etch : http://www.ouaza.com/livre/admin-debian/
diff --git a/policy.sgml b/policy.sgml index f5c6818..8727be1 100644 --- a/policy.sgml +++ b/policy.sgml @@ -4323,10 +4323,17 @@ Build-Depends: foo [!i386] | bar [!amd64] The <tt>Depends</tt> field should also be used if the <prgn>postinst</prgn>, <prgn>prerm</prgn> or <prgn>postrm</prgn> scripts require the package to be - present in order to run. Note, however, that the - <prgn>postrm</prgn> cannot rely on any non-essential - packages to be present during the <tt>purge</tt> - phase. + present in order to run (if both packages are involved in a + dependency loop, this might not work as expected, see the + explanation a few paragraphs back). In the case of + <prgn>postinst</prgn> and <prgn>postrm</prgn>, the + depended-on packages will be unpacked and configured. + Note, however, that the <prgn>postrm</prgn> cannot rely on + any non-essential packages to be present during the + <tt>purge</tt> phase. In the case of <prgn>prerm</prgn>, + the depended-on package will at least be unpacked (it might + be configured too, but you can't rely on it unless you use + <tt>Pre-Depends</tt>). </item> <tag><tt>Recommends</tt></tag>
