Re: fixing this

[Norbert Preining <preining@logic.at>]

Hi Andreas,

On Fr, 11 Mai 2012, Andreas Beckmann wrote:
> preinst is probably too early to remove the diversions (the old package is 
> still installed so both orig_file (the version from ptex-bin) and 
> diverted_file (from whatever package) could exist in the file system.
> But postinst should be fine to do the cleanup.

Ahh, true, thanks.

> >   if dpkg --compare-versions "$2" le "2011.20120509-1" ; then
> 
> use 'le-nl' unless you want to run this on initial install ($2=""), too

le-nl isn't that << ?
But 2011.20120509-1 is a version still mssing this code, so we should
run it.

I guess better is
	if [ -n "$2" ] ; then
          if dpkg --compare-versions "$2" le "2011.20120509-1" ; then
...
then it should only run on upgrades from all packages up to 2011.20120509-1.

> For noiseless removal of diversions you could use something like:

Thanks.

> Pre-Depends: dpkg (>= 1.15)
> (plain Depends: would be sufficient if this gets into postinst only)

Thanks.

Will use that.

> You only need to remove the old diversions, there are no new diversions to be 
> created?

No. I don't like diversions ;-)

Best wishes

Norbert
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Norbert Preining            preining@{jaist.ac.jp, logic.at, debian.org}
JAIST, Japan                                 TeX Live & Debian Developer
DSA: 0x09C5B094   fp: 14DF 2E6C 0307 BE6D AD76  A9C0 D2BF 4AA3 09C5 B094
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