On Wed, Sep 26, 2012 at 3:48 AM, Zeke Sulastin
Many times these tweaks are temporary and, indeed, newer versions make them unnecessary. It can definitely be done as you suggest, but I think it'd be in the spirit of the help provided by, e.g., .pacsave and .pacnew files, to have pacman issue a warning. --
Pacman doesn't really have a way of looking at an installed package and knowing that it's been modified from the default repo package (as far as I know ...). Absent a new patch to add such functionality, Karol's suggestion of IgnorePkg is the best idea and also provides the warning you seek when performing a full update, in the form of
Well, anything that's been locally built should have you set as the package maintainer, so the first sentence is not really true. Not that this fact by itself is particularly useful, lacking the necessary changes to pacman.