On Thu, Nov 12 2009, Russ Allbery wrote: > Manoj Srivastava <sriva...@debian.org> writes: >> On Thu, Oct 29 2009, Simon Horman wrote: > >>> Could you suggest a policy-compliant method of creating fifos for the >>> package? At the time that I added mknod to the maintainer script the >>> consensus that this was the best option available. > >> You may use mkfifo instead of mknod, since there is no policy >> prohibition on mkfifo (and it can't be used to make special >> files). Perhaps we can add a footnote to policy mentioning mkfifo where >> the mknod prohibition is written? > > Policy currently isn't explicit about named pipes unless one considers > them to be device files (which they sort of are and sort of aren't). I > propose the following change to clarify this. > > I'm looking for seconds. > > commit 23cf3d94a253f1142fcd97d39320419b1014448d > Author: Russ Allbery <r...@debian.org> > Date: Thu Nov 12 13:26:50 2009 -0800 > > Clarify policy on named pipes in packages > > Make explicit the requirement that packages not include named pipes in > addition to device files. State that named pipes must be created in > postinst and removed in prerm or postrm as appropriate. Suggest in a > footnote using mkfifo rather than mknod to avoid false positives from > package checkers. > > diff --git a/policy.sgml b/policy.sgml > index 9fcb660..34a45d5 100644 > --- a/policy.sgml > +++ b/policy.sgml > @@ -7256,8 +7256,8 @@ ln -fs ../sbin/sendmail debian/tmp/usr/bin/runq > <heading>Device files</heading> > > <p> > - Packages must not include device files in the package file > - tree. > + Packages must not include device files or named pipes in the > + package file tree. > </p> > > <p> > @@ -7282,6 +7282,18 @@ ln -fs ../sbin/sendmail debian/tmp/usr/bin/runq > <file>/dev/cu*</file> devices should be changed to use > <file>/dev/ttyS*</file>. > </p> > + > + <p> > + Named pipes needed by the package must be created in > + the <prgn>postinst</prgn> script<footnote> > + It's better to use <prgn>mkfifo</prgn> rather > + than <prgn>mknod</prgn> to create named pipes so that > + automated checks for packages incorrectly creating device > + files with <prgn>mknod</prgn> won't have false positives. > + </footnote> and removed in > + the <prgn>prerm</prgn> or <prgn>postrm</prgn> script as > + appropriate. > + </p> > </sect> > > <sect id="config-files">
Seconded. manoj -- You can't cheat the phone company. Manoj Srivastava <sriva...@debian.org> <http://www.debian.org/~srivasta/> 1024D/BF24424C print 4966 F272 D093 B493 410B 924B 21BA DABB BF24 424C
pgpTeHQNpslW9.pgp
Description: PGP signature