On 5/20/2020 11:50 AM, Maarten Hoes via Cygwin wrote: > Hi, > > On Wed, May 20, 2020 at 2:36 AM Jim Garrison via Cygwin <cygwin@cygwin.com> > wrote: > >> The current version of ghostscript is 9.52, but I need to install the >> previous version, 9.50. I asked setup_x64.exe to replace 9.52 with >> 9.50, but after doing this gs --version still said 9.52. >> >> The problem seems to be that downgrading ghostscript from 9.52 to 9.50 >> does not also downgrade its dependency libgs9 back to 9.50. Is this >> something the setup system could handle, or is it just something >> one must know to look for when downgrading packages? >> >> I also tried uninstalling ghostscript 9.52 and reinstalling, but >> that didn't touch libgs9 either. >> >> -- >> Jim Garrison j...@acm.org >> > > > Hi, > > I recently [1] had a similar question. Turns out you have to take care of > dependencies/prerequisites yourself. It's a manual process that you have to > take care of yourself; setup does not and cannot take care of this for you. > You manually have to figure out what package version go together. > > However, I did find this website [2] that archives Cygwin packages releases > by date, so that in essence you can go back to a specific date on which > DD-MM-YYYY all packages were current in the past. I guess you could use > that to go back to the ghostscript release you want. But this does mean > that: > > [a] > I'm guessing this is not a 'supported cygwin configuration' > > [b] > You will downgrade to *all* other packages that were 'current' at that date. > > > Not sure if this helps, and hoping someone else has a better answer, > > > - Maarten > > > [1] > https://cygwin.com/pipermail/cygwin/2020-May/244772.html > > > [2] > http://www.crouchingtigerhiddenfruitbat.org/Cygwin/timemachine.html
I didn't have to go back to a snapshot of the entire Cygwin installation. I was able to get what I needed by downgrading libgs9 as well. -- Jim Garrison j...@acm.org -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple
