On Fri, 23 Apr 2021 18:48:13 +0100 Morgan Read <mst...@read.org.nz> wrote:
> On 23/04/2021 6:20 pm, Stefan Monnier wrote: > > I suggest you look inside those .deb files: they seem to both name the > > package they install `master-pdf-editor` but dpkg does not allow > > installing different versions of a given package at the same time. > > So you'll need to edit those `.deb` to change the package name from > > `master-pdf-editor` to (say) `master-pdf-editor4` and > > `master-pdf-editor5`, for example. > > Thanks Stefan, I was wondering about something along those lines, but... > Inside master-pdf-editor-4.3.89_qt5.x86_64.deb I find: > data.tar.xz > /./opt/master-pdf-editor-4/masterpdfeditor4 > /./usr/share/icons/hicolor/128x128/apps/masterpdfeditor4.png > /./usr/share/applications/masterpdfeditor4.desktop > > And, inside master-pdf-editor-5.7.08-qt5_included.x86_64.deb I find: > data.tar.xz > /./opt/master-pdf-editor-5/masterpdfeditor5.sh > /./opt/master-pdf-editor-5/masterpdfeditor5.png > /./opt/master-pdf-editor-5/masterpdfeditor5 > /./usr/share/applications/masterpdfeditor5.desktop > /./usr/share/icons/hicolor/256x256/apps/masterpdfeditor5.png > > So, everything looks fairly well distinguished - but, I know *nothing* > about packaging... You probably want to look inside the control archives rather than the data archives: https://en.wikipedia.org/wiki/Deb_%28file_format%29 If both control archive files are using a package name of "master-pdf-editor", you can try Stefan's suggestion of renaming one and seeing if they'll then coinstall. Celejar