Thanks for all the help. I'm going with NSIS though, I suspect. On Sun, 2007-06-17 at 21:29 -0700, Bob Arnson wrote: > Jerome Haltom wrote: > > Sure, but if my merge modules components are merged into the package > > installers components, then a major upgrade of the package, which ended > > up using a different version of my merge module, would result in the > > components in my old merge modules being unreferenced and removed if > > those same components don't exist in the new version of the merge > > module. > > That's true only if you: > > - Force consuming products to use only major upgrades (i.e., no patching). > - Force consuming products to use "early" RemoveExistingProducts > sequencing (i.e., not the more efficient placements). > > > Also, if I "change" a component in my merge module, in a compatible way, > > can I include the *new* version of the component (same file name) with > > the same component id, in the new merge module, and have packages which > > include my merge module replace the existing file with the new version > > (thus upgrading the old application, without breaking it, as long as my > > upgraded component is compatible). > > > > You can upgrade components' resources but you can't change their > composition (i.e., no new files). >
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