Re: target-specific variables

[Paul D. Smith]

%% Sven Köhler <address@hidden> writes:

  >> I'd still like to use the $(shell ...) stuff and define a variable,
  >> but only if the target t1 is executed. Is there any trick to
  >> achieve that?

  sk> ohh, i guess = instead of := does the trick, although the
  sk> shell-command will be executed many times if the variable is used
  sk> many times.

There's no other way to get target-specific variables evaluated, no.

If you told us what you were trying to do at a higher level then maybe
we'd have more to say.


For example, if the variable is going to be set for a given target only
then why not just run the shell command as part of the rule script for
that target?

-- 
-------------------------------------------------------------------------------
 Paul D. Smith <address@hidden>          Find some GNU make tips at:
 http://www.gnu.org                      http://make.paulandlesley.org
 "Please remain calm...I may be mad, but I am a professional." --Mad Scientist