%% Ken Glasson <[EMAIL PROTECTED]> (by way of Ken Glasson
%% <[EMAIL PROTECTED]>) writes:
kg> I want the directory to be created if it doesn't exist - so have set it
kg> as a dependency for the target objects:
No. Very bad idea.
Look in the GNU make manual section "Phony Targets" for an example of
how to do this the Right Way.
kg> When used this way and make is run repeatedly I get objects (and
kg> binaries - not shown) being rebuilt unnecessarily due to what appears to
kg> be the fact the the timestamp of the $(OBJLOC) directory is being
kg> updated every time a new object is placed into it....
Yes, of course. To make a target is a target is a target, and in UNIX
the modification time of a directory changes every time a file is added,
removed, or renamed in the directory.
--
-------------------------------------------------------------------------------
Paul D. Smith <[EMAIL PROTECTED]> Find some GNU make tips at:
http://www.gnu.org http://www.paulandlesley.org/gmake/
"Please remain calm...I may be mad, but I am a professional." --Mad Scientist
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