id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,port 17473,RFE: allow Portfile to upgrade dependents,MarcusCalhoun-Lopez,macports-tickets@…,"There are times when a port undergoes such a drastic change that[[BR]] all its dependents need to be rebuilt.[[BR]] One such example is when perl is upgraded.[[BR]] As noted in #16830, all the installed modules need to rebuild so they[[BR]] are installed in the correct directory. Attached is a proposed solution.[[BR]] It allows a port to set a poison_version.[[BR]] During an upgrade, if the installed version <= poison_version, then all dependents[[BR]] are forced to rebuild. ",enhancement,closed,Normal,,base,,wontfix,,jmroot blb@… raimue febeling@…,