This will never work: > Unpacking libavifile-0.7-bin (1:0.7.48~20090503.ds-16.2) over > (1:0.7.48~20090503.ds-16.2) ...
as the old version is greater than version specified in *.maintscript. Please re-do the test in clean (wheezy, jessie) environment O. On Fri, Dec 12, 2014, at 16:28, Andreas Tille wrote: > Hi, > > On Fri, Dec 12, 2014 at 02:11:59PM +0100, Ondřej Surý wrote: > > I found two things you need to do to avoid breakages: > > > > 1. Strip trailing slash for any argument (especially the first argument, > > e.g. the path) > > 2. Strip full path for old_path, as readlink -f is a beast in case you > > have symlink->symlink->dir or something like that > > > > E.g. do: > > > > symlink_to_dir /usr/share/doc/libavifile-0.7-bin libavifile-0.7-common > > 1:0.7.48~20090503.ds-16.1~ > > > > symlink_to_dir /usr/share/doc/libavifile-0.7c2 libavifile-0.7-common > > 1:0.7.48~20090503.ds-16.1~ > > > > symlink_to_dir /usr/share/doc/libavifile-0.7-dev libavifile-0.7-common > > 1:0.7.48~20090503.ds-16.1~ > > > > In case this doesn't help, you might need to set DPKG_DEBUG=1 before > > running upgrade, or even mangle dpkg-maintscript-helper to have > > #!/bin/sh -x stanza. > > I tried to follow this and have removed the full path only for > libavifile-0.7-bin to have some comparison what works and what not. > In other words I have: > > $ cat debian/*.maint* > symlink_to_dir /usr/share/doc/libavifile-0.7-bin libavifile-0.7-common > 1:0.7.48~20090503.ds-16.1~ > symlink_to_dir /usr/share/doc/libavifile-0.7c2 > /usr/share/doc/libavifile-0.7-common 1:0.7.48~20090503.ds-16.1~ > symlink_to_dir /usr/share/doc/libavifile-0.7-dev > /usr/share/doc/libavifile-0.7-common 1:0.7.48~20090503.ds-16.1~ > > Here is what DPKG_DEBUG=1 shows on installation of libavifile-0.7-bin > and libavifile-0.7-dev: > > $ LANG= sudo DPKG_DEBUG=1 dpkg -i > libavifile-0.7-bin_0.7.48~20090503.ds-16.2_amd64.deb > (Reading database ... 427590 files and directories currently installed.) > Preparing to unpack libavifile-0.7-bin_0.7.48~20090503.ds-16.2_amd64.deb > ... > DEBUG: dpkg-maintscript-helper: Executing > /usr/bin/dpkg-maintscript-helper symlink_to_dir in prerm of > libavifile-0.7-bin > DEBUG: dpkg-maintscript-helper: SYMLINK=/usr/share/doc/libavifile-0.7-bin > -> libavifile-0.7-common PACKAGE=libavifile-0.7-bin:amd64 > LASTVERSION=1:0.7.48~20090503.ds-16.1~ ACTION=upgrade > PARAM=1:0.7.48~20090503.ds-16.2 > DEBUG: dpkg-maintscript-helper: /usr/bin/dpkg-maintscript-helper > symlink_to_dir not required in prerm > DEBUG: dpkg-maintscript-helper: Executing > /usr/bin/dpkg-maintscript-helper symlink_to_dir in preinst of > libavifile-0.7-bin > DEBUG: dpkg-maintscript-helper: SYMLINK=/usr/share/doc/libavifile-0.7-bin > -> libavifile-0.7-common PACKAGE=libavifile-0.7-bin:amd64 > LASTVERSION=1:0.7.48~20090503.ds-16.1~ ACTION=upgrade > PARAM=1:0.7.48~20090503.ds-16.2 > Unpacking libavifile-0.7-bin (1:0.7.48~20090503.ds-16.2) over > (1:0.7.48~20090503.ds-16.2) ... > DEBUG: dpkg-maintscript-helper: Executing > /usr/bin/dpkg-maintscript-helper symlink_to_dir in postrm of > libavifile-0.7-bin > DEBUG: dpkg-maintscript-helper: SYMLINK=/usr/share/doc/libavifile-0.7-bin > -> libavifile-0.7-common PACKAGE=libavifile-0.7-bin:amd64 > LASTVERSION=1:0.7.48~20090503.ds-16.1~ ACTION=upgrade > PARAM=1:0.7.48~20090503.ds-16.2 > Setting up libavifile-0.7-bin (1:0.7.48~20090503.ds-16.2) ... > DEBUG: dpkg-maintscript-helper: Executing > /usr/bin/dpkg-maintscript-helper symlink_to_dir in postinst of > libavifile-0.7-bin > DEBUG: dpkg-maintscript-helper: SYMLINK=/usr/share/doc/libavifile-0.7-bin > -> libavifile-0.7-common PACKAGE=libavifile-0.7-bin:amd64 > LASTVERSION=1:0.7.48~20090503.ds-16.1~ ACTION=configure > PARAM=1:0.7.48~20090503.ds-16.2 > Processing triggers for man-db (2.7.0.2-3) ... > $ LANG= sudo DPKG_DEBUG=1 dpkg -i > libavifile-0.7-dev_0.7.48~20090503.ds-16.2_amd64.deb > (Reading database ... 427590 files and directories currently installed.) > Preparing to unpack libavifile-0.7-dev_0.7.48~20090503.ds-16.2_amd64.deb > ... > DEBUG: dpkg-maintscript-helper: Executing > /usr/bin/dpkg-maintscript-helper symlink_to_dir in prerm of > libavifile-0.7-dev > DEBUG: dpkg-maintscript-helper: SYMLINK=/usr/share/doc/libavifile-0.7-dev > -> /usr/share/doc/libavifile-0.7-common PACKAGE=libavifile-0.7-dev:amd64 > LASTVERSION=1:0.7.48~20090503.ds-16.1~ ACTION=upgrade > PARAM=1:0.7.48~20090503.ds-16.2 > DEBUG: dpkg-maintscript-helper: /usr/bin/dpkg-maintscript-helper > symlink_to_dir not required in prerm > DEBUG: dpkg-maintscript-helper: Executing > /usr/bin/dpkg-maintscript-helper symlink_to_dir in preinst of > libavifile-0.7-dev > DEBUG: dpkg-maintscript-helper: SYMLINK=/usr/share/doc/libavifile-0.7-dev > -> /usr/share/doc/libavifile-0.7-common PACKAGE=libavifile-0.7-dev:amd64 > LASTVERSION=1:0.7.48~20090503.ds-16.1~ ACTION=upgrade > PARAM=1:0.7.48~20090503.ds-16.2 > Unpacking libavifile-0.7-dev (1:0.7.48~20090503.ds-16.2) over > (1:0.7.48~20090503.ds-16.2) ... > DEBUG: dpkg-maintscript-helper: Executing > /usr/bin/dpkg-maintscript-helper symlink_to_dir in postrm of > libavifile-0.7-dev > DEBUG: dpkg-maintscript-helper: SYMLINK=/usr/share/doc/libavifile-0.7-dev > -> /usr/share/doc/libavifile-0.7-common PACKAGE=libavifile-0.7-dev:amd64 > LASTVERSION=1:0.7.48~20090503.ds-16.1~ ACTION=upgrade > PARAM=1:0.7.48~20090503.ds-16.2 > Setting up libavifile-0.7-dev (1:0.7.48~20090503.ds-16.2) ... > DEBUG: dpkg-maintscript-helper: Executing > /usr/bin/dpkg-maintscript-helper symlink_to_dir in postinst of > libavifile-0.7-dev > DEBUG: dpkg-maintscript-helper: SYMLINK=/usr/share/doc/libavifile-0.7-dev > -> /usr/share/doc/libavifile-0.7-common PACKAGE=libavifile-0.7-dev:amd64 > LASTVERSION=1:0.7.48~20090503.ds-16.1~ ACTION=configure > PARAM=1:0.7.48~20090503.ds-16.2 > Processing triggers for man-db (2.7.0.2-3) ... > > > The effect in both cases is the same (==none): > > $ ls -l /usr/share/doc/libavifile*-bin /usr/share/doc/libavifile*-dev > lrwxrwxrwx 1 root root 21 Feb 22 2013 /usr/share/doc/libavifile-0.7-bin > -> libavifile-0.7-common > lrwxrwxrwx 1 root root 21 Feb 22 2013 /usr/share/doc/libavifile-0.7-dev > -> libavifile-0.7-common > > > Any further hints are really welcome. > > Kind regards > > Andreas. > > -- > http://fam-tille.de -- Ondřej Surý <ond...@sury.org> Knot DNS (https://www.knot-dns.cz/) – a high-performance DNS server -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". 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