On 2018-03-30 04:00, John Crawley (johnraff) wrote: > On 2018-03-29 09:15, Abdullah Ramazanoglu wrote: >> On Wed, 28 Mar 2018 20:00:34 +0200 Mikhail Morfikov said: >>> Is there some variable that holds, for instance, a list of the >>> packages that apt wants to upgrade? In such way it would be easy to >>> set this up. > > apt list --upgradable > will print out a list, but the output of 'apt' is not considered suitable for > parsing by scripts (still unstable). > apt-get --simulate upgrade > will also print the packages to be upgraded, along with a lot of noise that > your > script would have to filter. > > But: >> On Wed, 28 Mar 2018 20:18:24 +0200 Mikhail Morfikov said: >>> But I will try to do something with the trigger and see how that will >>> work. > > It looks as if that worked for you. You created a new package > 'firefox-trigger' > with a trigger that looked for upgrades to firefox, right? Yes, it was pretty much it. The trigger also works fine when installing a different version of firefox via "dpkg -i" and also when downgrading the package:
-------------------------------------------------------------------------- # dpkg -i firefox_59.0.1-1_amd64.deb dpkg: warning: downgrading firefox from 59.0.2-1 to 59.0.1-1 (Reading database ... 248272 files and directories currently installed.) Preparing to unpack .../firefox_59.0.1-1_amd64.deb ... Unpacking firefox (59.0.1-1) over (59.0.2-1) ... Setting up firefox (59.0.1-1) ... Processing triggers for firefox-trigger (1.0) ... Processing triggers for mime-support (3.60) ... Processing triggers for desktop-file-utils (0.23-2) ... Processing triggers for hicolor-icon-theme (0.17-2) ... Processing triggers for man-db (2.8.2-1) ... -------------------------------------------------------------------------- So I think it won't be causing any problems in the future. > That sounds like the > neatest solution, and I will make a note of it for my personal reference. > Thanks. >
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