[email protected] schrieb am 02.04.2012 um 09:36 (-0500): > What if there were a directive one could issue to make to say "Re-read > all timestamps", that could be included as a make command?
Wouldn't that be equivalent to starting make anew? > One way would be to use the Make to Make communications, so you could > write a rule like this: > > screwy_rule: > do_weird_stuff > $(MAKE) --command reread_timestamps > > Then the invoked version of Make could communicate to the main make to > tell it to re-read (or just invalidate in cache) all time stamps. And start all over again? > Were you to do that, you'd also have a hook for other ways to control > Make as well. For example, I have CORBA code that needs to parse the > IDL to determine dependency data, and there's no good way right now > for me to say to make "OK, now this rule has created a bunch of > dependency and rule files for you, go re-read them." Couldn't you code the requirement in such a way that some file like IDLCHANGED.txt or MyMainIDLFile.idl is updated whenever the whole bunch has to be reread? Then you would make the re-reading depend on that signal file and update things for upstream targets to be triggered. Michael > Being able to do something like: > > include $(wildcard idl_generated/*mak) > process_idl: foo.idl bar.idl narf.idl > generate_files_from_idl > $(MAKE) --command rescan_makes > > would really clean up the process. _______________________________________________ Help-make mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-make
